CPU-blocks
Number of blocks (total)	1 024; (DBs, FCs, FBs); the maximum number of loadable blocks can be reduced by the MMC used.
DB
● Number, max. ● Size, max.	1 024; Number range: 1 to 16000 64 kbyte
FB
● Number, max. ● Size, max.	1 024; Number range: 0 to 7999 64 kbyte
FC
● Number, max. ● Size, max.	1 024; Number range: 0 to 7999 64 kbyte
OB
● Number, max. ● Size, max. ● Number of free cycle OBs ● Number of time alarm OBs ● Number of delay alarm OBs ● Number of cyclic interrupt OBs ● Number of process alarm OBs ● Number of DPV1 alarm OBs ● Number of startup OBs ● Number of asynchronous error OBs ● Number of synchronous error OBs	see instruction list 64 kbyte 1; OB 1 1; OB 10 2; OB 20, 21 4; OB 32, 33, 34, 35 1; OB 40 3; OB 55, 56, 57 1; OB 100 5; OB 80, 82, 85, 86, 87 2; OB 121, 122
Nesting depth
● per priority class ● additional within an error OB	16 4
Counters, timers and their retentivity
S7 counter
● Number	256
Retentivity
— adjustable — lower limit — upper limit — preset	Yes 0 255 Z 0 to Z 7
Counting range
— lower limit — upper limit	0 999
IEC counter
● present ● Type ● Number	Yes SFB Unlimited (limited only by RAM capacity)
S7 times
● Number	256
Retentivity
— adjustable — lower limit — upper limit — preset	Yes 0 255 No retentivity
Time range
— lower limit — upper limit	10 ms 9 990 s
IEC timer

● present ● Type ● Number		Yes SFB Unlimited (limited only by RAM capacity)
Data areas and their retentivity
Retentive data area (incl. timers, counters, flags), max.		64 kbyte
Flag
● Size, max. ● Retentivity available ● Retentivity preset ● Number of clock memories		256 byte Yes; MB 0 to MB 255 MB 0 to MB 15 8; 1 memory byte
Data blocks
● Retentivity adjustable ● Retentivity preset		Yes; via non-retain property on DB Yes
Local data
● per priority class, max.		32 kbyte; Max. 2048 bytes per block
Address area
I/O address area
● Inputs ● Outputs		2 048 byte 2 048 byte
of which distributed
— Inputs — Outputs		2 003 byte 2 010 byte
Process image
● Inputs ● Outputs ● Inputs, adjustable ● Outputs, adjustable ● Inputs, default ● Outputs, default		2 048 byte 2 048 byte 2 048 byte 2 048 byte 128 byte 128 byte
Default addresses of the integrated channels
— Digital inputs — Digital outputs — Analog inputs — Analog outputs		124.0 to 126.7 124.0 to 125.7 752 to 761 752 to 755
Digital channels
● Inputs — of which central ● Outputs — of which central		16 048 1 016 16 096 1 008
Analog channels
● Inputs — of which central ● Outputs — of which central		1 006 253 1 007 250
Hardware configuration
Number of expansion units, max.		3
Number of DP masters
● integrated ● via CP		1 4
Number of operable FMs and CPs (recommended)
● FM ● CP, PtP ● CP, LAN		8 8 10
Rack
● Racks, max. ● Modules per rack, max.		4 8; In rack 3 max. 7
Time of day
Clock
● Hardware clock (real-time) ● retentive and synchronizable		Yes Yes
● Backup time ● Deviation per day, max. ● Behavior of the clock following POWER-ON ● Behavior of the clock following expiry of backup period		6 wk; At 40 °C ambient temperature 10 s; Typ.: 2 s Clock continues running after POWER OFF the clock continues at the time of day it had when power was switched off
Operating hours counter
● Number ● Number/Number range ● Range of values ● Granularity ● retentive		1 0 0 to 2^31 hours (when using SFC 101) 1 h Yes; Must be restarted at each restart
Clock synchronization
● supported ● to MPI, master ● to MPI, slave ● to DP, master ● to DP, slave ● in AS, master ● in AS, slave		Yes Yes Yes Yes; With DP slave only slave clock Yes Yes No
Digital inputs
Number of digital inputs ● of which inputs usable for technological functions		24 16 24 Yes
integrated channels (DI)
Input characteristic curve in accordance with IEC 61131, type 1
Number of simultaneously controllable inputs
horizontal installation
— up to 40 °C, max. — up to 60 °C, max.		24 12
vertical installation
— up to 40 °C, max.		12
Input voltage
● Rated value (DC) ● for signal “0” ● for signal “1”		24 V -3 to +5V +15 to +30 V
Input current
● for signal “1”, typ.		8 mA
Input delay (for rated value of input voltage)
for standard inputs
— parameterizable — Rated value		Yes; 0.1 / 0.3 / 3 / 15 ms (You can reconfigure the input delay of the standard inputs during program runtime. Please note that under certain circumstances your newly set filter time may not be effective until the next filter cycle.) 3 ms
for technological functions
— at “0” to “1”, max.		8 µs; Minimum pulse width/minimum pause between pulses at maximum counting frequency
Cable length
● shielded, max. ● unshielded, max.		1 000 m; 50 m for technological functions 600 m; for technological functions: No
for technological functions
— shielded, max. — unshielded, max.		50 m; at maximum count frequency not allowed
Digital outputs
Number of digital outputs ● of which high-speed outputs		16 4; Notice: You cannot connect the fast outputs of your CPU in parallel 16 Yes; Clocked electronically 1 A L+ (-48 V) Yes
integrated channels (DO)
Short-circuit protection ● Response threshold, typ.
Limitation of inductive shutdown voltage to
Controlling a digital input
Switching capacity of the outputs
● on lamp load, max.		5 W
Load resistance range
● lower limit ● upper limit		48 Ω 4 kΩ
Output voltage
● for signal “1”, min.		L+ (-0.8 V)
Output current
● for signal “1” rated value ● for signal “1” permissible range, min. ● for signal “1” permissible range, max. ● for signal “1” minimum load current ● for signal “0” residual current, max.		500 mA 5 mA 0.6 A 5 mA 0.5 mA
Parallel switching of two outputs
● for uprating ● for redundant control of a load		No Yes
Switching frequency
● with resistive load, max. ● with inductive load, max. ● on lamp load, max. ● of the pulse outputs, with resistive load, max.		100 Hz 0.5 Hz 100 Hz 2.5 kHz
Total current of the outputs (per group)
horizontal installation
— up to 40 °C, max. — up to 60 °C, max.		3 A 2 A
vertical installation
— up to 40 °C, max.		2 A
Cable length
● shielded, max. ● unshielded, max.		1 000 m 600 m
Analog inputs
Number of analog inputs ● For voltage/current measurement ● For resistance/resistance thermometer measurement		5 4 1 5; 4x current/voltage, 1x resistance 5 V; Permanent 30 V; Permanent 0.5 mA; Permanent 50 mA; Permanent 400 Hz 3.3 V 1.25 mA Yes; Degrees Celsius / degrees Fahrenheit / Kelvin
integrated channels (AI)
permissible input voltage for current input (destruction limit), max.
permissible input voltage for voltage input (destruction limit), max.
permissible input current for voltage input (destruction limit), max.
permissible input current for current input (destruction limit), max.
Electrical input frequency, max.
No-load voltage for resistance-type transmitter, typ.
Constant measurement current for resistance-type transmitter, typ.
Technical unit for temperature measurement adjustable
Input ranges
● Voltage ● Current ● Resistance thermometer ● Resistance		Yes; ±10 V / 100 kΩ; 0 V to 10 V / 100 kΩ Yes; ±20 mA / 100 Ω; 0 mA to 20 mA / 100 Ω; 4 mA to 20 mA / 100 Ω Yes; Pt 100 / 10 MΩ Yes; 0 Ω to 600 Ω / 10 MΩ
Input ranges (rated values), voltages
● 0 to +10 V — Input resistance (0 to 10 V)		Yes 100 kΩ
Input ranges (rated values), currents
● 0 to 20 mA — Input resistance (0 to 20 mA) ● -20 mA to +20 mA — Input resistance (-20 mA to +20 mA) ● 4 mA to 20 mA — Input resistance (4 mA to 20 mA)		Yes 100 Ω Yes 100 Ω Yes 100 Ω
Input ranges (rated values), resistance thermometer
● Pt 100		Yes
— Input resistance (Pt 100)		10 MΩ
Input ranges (rated values), resistors
● 0 to 600 ohms — Input resistance (0 to 600 ohms)		Yes 10 MΩ
Thermocouple (TC)
Temperature compensation
— parameterizable		No
Characteristic linearization
● parameterizable — for resistance thermometer		Yes; by software Pt 100
Cable length
● shielded, max.		100 m
Analog outputs
Number of analog outputs		2 2 Yes 55 mA 14 V
integrated channels (AO)
Voltage output, short-circuit protection
Voltage output, short-circuit current, max.
Current output, no-load voltage, max.
Output ranges, voltage
● 0 to 10 V ● -10 V to +10 V		Yes Yes
Output ranges, current
● 0 to 20 mA ● -20 mA to +20 mA ● 4 mA to 20 mA		Yes YesYes
Connection of actuators
● for voltage output two-wire connection ● for voltage output four-wire connection ● for current output two-wire connection		Yes; Without compensation of the line resistances No Yes
Load impedance (in rated range of output)
● with voltage outputs, min. ● with voltage outputs, capacitive load, max. ● with current outputs, max. ● with current outputs, inductive load, max.		1 kΩ 0.1 µF 300 Ω 0.1 mH
Destruction limits against externally applied voltages and currents
● Voltages at the outputs towards MANA ● Current, max.		16 V; Permanent 50 mA; Permanent
Cable length
● shielded, max.		200 m
Analog value generation for the inputs
Measurement principle		Actual value encryption (successive approximation)
Integration and conversion time/resolution per channel
● Resolution with overrange (bit including sign), max. ● Integration time, parameterizable ● Interference voltage suppression for interference frequency f1 in Hz ● Time constant of the input filter ● Basic execution time of the module (all channels released)		12 bit Yes; 16.6 / 20 ms 50 / 60 Hz 0.38 ms 1 ms
Analog value generation for the outputs
Integration and conversion time/resolution per channel
● Resolution with overrange (bit including sign), max. ● Conversion time (per channel)		12 bit 1 ms
Settling time
● for resistive load ● for capacitive load ● for inductive load		0.6 ms 1 ms 0.5 ms
Encoder
Connection of signal encoders
● for voltage measurement ● for current measurement as 2-wire transducer		Yes Yes; with external supply
● for current measurement as 4-wire transducer ● for resistance measurement with two-wire connection ● for resistance measurement with three-wire connection ● for resistance measurement with four-wire connection			Yes Yes; Without compensation of the line resistances No No
Connectable encoders
● 2-wire sensor — permissible quiescent current (2-wire sensor), max.	Yes 1.5 mA
Errors/accuracies
Temperature error (relative to input range), (+/-)	0.006 %/K 60 dB 0.06 % 0.1 % 0.15 % 0.01 %/K 60 dB 0.06 %
Crosstalk between the inputs, min.
Repeat accuracy in steady state at 25 °C (relative to input range), (+/-)
Output ripple (relative to output range, bandwidth 0 to 50 kHz), (+/-)
Linearity error (relative to output range), (+/-)
Temperature error (relative to output range), (+/-)
Crosstalk between the outputs, min.
Repeat accuracy in steady state at 25 °C (relative to output range), (+/-)
Operational error limit in overall temperature range
● Voltage, relative to input range, (+/-) ● Current, relative to input range, (+/-) ● Resistance, relative to input range, (+/-) ● Voltage, relative to output range, (+/-) ● Current, relative to output range, (+/-)	1 % 1 % 1 % 1 % 1 %
Basic error limit (operational limit at 25 °C)
● Voltage, relative to input range, (+/-) ● Current, relative to input range, (+/-) ● Resistance, relative to input range, (+/-) ● Resistance thermometer, relative to input range, (+/-) ● Voltage, relative to output range, (+/-) ● Current, relative to output range, (+/-)	0.8 %; Linearity error ±0.06 % 0.8 %; Linearity error ±0.06 % 0.8 %; Linearity error ±0.2 % 0.8 % 0.8 % 0.8 %
Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency
● Series mode interference (peak value of interference < rated value of input range), min. ● Common mode interference, min.	30 dB 40 dB
Interfaces
Number of industrial Ethernet interfaces	0 0 2; MPI and PROFIBUS DP 0
Number of PROFINET interfaces
Number of RS 485 interfaces
Number of RS 422 interfaces
1. Interface
Interface type	Integrated RS 485 interface No
Isolated
Interface types
● RS 485 ● Output current of the interface, max.	Yes 200 mA
Protocols
● MPI ● PROFIBUS DP master ● PROFIBUS DP slave ● Point-to-point connection	Yes No No No
MPI
● Transmission rate, max.	187.5 kbit/s
Services
— PG/OP communication — Routing — Global data communication — S7 basic communication — S7 communication — S7 communication, as client — S7 communication, as server	Yes Yes Yes Yes Yes; Only server, configured on one side No; but via CP and loadable FB Yes
2. Interface
Interface type	Integrated RS 485 interface Yes
Isolated
Interface types
● RS 485 ● Output current of the interface, max.	Yes 200 mA
Protocols
● MPI ● PROFINET IO Controller ● PROFINET IO Device ● PROFINET CBA ● PROFIBUS DP master ● PROFIBUS DP slave ● Point-to-point connection	No No No No Yes Yes No
PROFIBUS DP master
● Transmission rate, max. ● Number of DP slaves, max.	12 Mbit/s 124
Services
— PG/OP communication — Routing — Global data communication — S7 basic communication — S7 communication — S7 communication, as client — S7 communication, as server — Equidistance — Isochronous mode — SYNC/FREEZE — Activation/deactivation of DP slaves — Number of DP slaves that can be simultaneously activated/deactivated, max. — Direct data exchange (slave-to-slave communication) — DPV1	Yes Yes No Yes; I blocks only Yes; Only server, configured on one side No Yes Yes No Yes Yes 8 Yes; as subscriber Yes
Address area
— Inputs, max. — Outputs, max.	2 kbyte 2 kbyte
User data per DP slave
— Inputs, max. — Outputs, max.	244 byte 244 byte
PROFIBUS DP slave
● GSD file ● Transmission rate, max. ● automatic baud rate search ● Address area, max. ● User data per address area, max.	The latest GSD file is available on the Internet (http://www.siemens.com/profibus-gsd) 12 Mbit/s Yes; only with passive interface 32 32 byte
Services
— PG/OP communication — Routing — Global data communication — S7 basic communication — S7 communication — S7 communication, as client — S7 communication, as server — Direct data exchange (slave-to-slave communication) — DPV1	Yes Yes; Only with active interface No No Yes; Only server, configured on one side No Yes Yes No
Transfer memory
— Inputs — Outputs	244 byte 244 byte
Protocols
PROFIsafe	No
communication functions / header
PG/OP communication	Yes Yes
Data record routing
Global data communication
● supported	Yes
● Number of GD loops, max.	8
● Number of GD packets, max.	8
● Number of GD packets, transmitter, max.	8
● Number of GD packets, receiver, max.	8
● Size of GD packets, max.	22 byte
● Size of GD packet (of which consistent), max.	22 byte
S7 basic communication
● supported	Yes
● User data per job, max.	76 byte
● User data per job (of which consistent), max.	76 byte; 76 bytes (with X_SEND or X_RCV); 64 bytes (with X_PUT or X_GET as server)
S7 communication
● supported	Yes
● as server	Yes
● as client	Yes; Via CP and loadable FB
● User data per job, max.	180 kbyte; With PUT/GET
● User data per job (of which consistent), max.	240 byte; as server
S5 compatible communication
● supported	Yes; via CP and loadable FC
Number of connections
● overall	12
● usable for PG communication	11
— reserved for PG communication	1
— adjustable for PG communication, min.	1
— adjustable for PG communication, max.	11
● usable for OP communication	11
— reserved for OP communication	1
— adjustable for OP communication, min.	1
— adjustable for OP communication, max.	11
● usable for S7 basic communication	8
— reserved for S7 basic communication	0
— adjustable for S7 basic communication, min.	0
— adjustable for S7 basic communication, max.	8
● usable for routing	4; max.
S7 message functions
Number of login stations for message functions, max.	12; Depending on the configured connections for PG/OP and S7 basic
	communication
Process diagnostic messages	Yes
simultaneously active Alarm-S blocks, max.	300
Test commissioning functions
Status block	Yes; Up to 2 simultaneously Yes 4
Single step
Number of breakpoints
Status/control
● Status/control variable	Yes
● Variables	Inputs, outputs, memory bits, DB, times, counters
● Number of variables, max.	30
— of which status variables, max.	30
— of which control variables, max.	14
Forcing
● Forcing ● Forcing, variables ● Number of variables, max.	Yes Inputs, outputs 10
Diagnostic buffer
● present	Yes

● Number of entries, max. — adjustable — of which powerfail-proof ● Number of entries readable in RUN, max. — adjustable — preset		500 No 100; Only the last 100 entries are retained 499 Yes; From 10 to 499 10
Service data
● can be read out		Yes
Interrupts/diagnostics/status information
Diagnostics indication LED
● Status indicator digital input (green) ● Status indicator digital output (green)		Yes Yes
Integrated Functions
Counter ● Number of counters ● Counting frequency, max.		4; See “Technological Functions” manual 60 kHz Yes 4; up to 60 kHz (see “Technological Functions” manual) Yes Yes; PID controller (see “Technological Functions” manual) Yes 4; Pulse width modulation up to 2.5 kHz (see “Technological Functions” Manual) 2.5 kHz
Frequency measurement ● Number of frequency meters
controlled positioning
integrated function blocks (closed-loop control)
PID controller
Number of pulse outputs
Limit frequency (pulse)
Potential separation
Potential separation digital inputs
● Potential separation digital inputs ● between the channels ● between the channels and backplane bus		Yes No Yes
Potential separation digital outputs
● Potential separation digital outputs ● between the channels ● between the channels, in groups of ● between the channels and backplane bus		Yes Yes 8 Yes
Potential separation analog inputs
● Potential separation analog inputs ● between the channels ● between the channels and backplane bus		Yes; common for analog I/O No Yes
Potential separation analog outputs
● Potential separation analog outputs ● between the channels ● between the channels and backplane bus		Yes; common for analog I/O No Yes
Isolation
Isolation tested with		600 V DC
Ambient conditions
Ambient temperature during operation
● min. ● max.		0 °C 60 °C
configuration / header
Configuration software
● STEP 7 ● STEP 7 Lite		Yes; STEP 7 V5.5 + SP1 or higher or STEP 7 V5.3 + SP2 or higher with HSP 203 No
configuration / programming / header
● Command set ● Nesting levels ● System functions (SFC) ● System function blocks (SFB)		see instruction list 8 see instruction list see instruction list
Programming language
— LAD — FBD		Yes Yes
— STL — SCL — CFC — GRAPH — HiGraph®		Yes Yes Yes Yes Yes
Know-how protection
● User program protection/password protection ● Block encryption		Yes Yes; With S7 block Privacy
Dimensions
Width		120 mm 125 mm 130 mm
Height
Depth
Weights
Weight, approx.		680 g

Dimensions	120 × 125 × 130 cm
Programming package	STEP 7 V5.5 + SP1 or higher or STEP 7 V5.3 + SP2 or higher with HSP 203
HW functional status	01
Firmware version	V3.3
Rated value (DC) ● 24 V DC	yes
permissible range, lower limit (DC)	19.2 V
Mains buffering	● Mains/voltage failure stored energy time 5 ms ● Repeat rate, min. 1 s
Input current	Current consumption (rated value) 880 mA Current consumption (in no-load operation), typ. 150 mA Inrush current, typ. 5 A I²t 0.7 A²·s
Power loss, typ	13 W
Work memory / integrated	192 kbyte
Load memory	● Plug-in (MMC) Yes ● Plug-in (MMC), max. 8 Mbyte ● Data management on MMC (after last programming), min. 10 a
Backup / present	Yes; Guaranteed by MMC (maintenance-free)
Backup / without battery	Yes; Program and data
CPU processing	for bit operations, typ. 0.06 µs for word operations, typ. 0.12 µs for fixed point arithmetic, typ. 0.16 µs for floating point arithmetic, typ. 0.59 µs
Brand	SIEMENS

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SIEMENS

SIMENS-6ES7314-6CH04-0AB0

SIMATIC S7-300, CPU 314C-2 DP Compact CPU with MPI, 24 DI/16 DO, 4 AI, 2
AO, 1 Pt100, 4 high-speed counters (60 kHz), integrated DP interface, Integr.
power supply 24 V DC, work memory 192 KB, Front connector (2x 40-pole) and
Micro Memory Card required

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Category: Automation & Instrumentation

Description

CPU-blocks
Number of blocks (total)	1 024; (DBs, FCs, FBs); the maximum number of loadable blocks can be reduced by the MMC used.
DB
● Number, max. ● Size, max.	1 024; Number range: 1 to 16000 64 kbyte
FB
● Number, max. ● Size, max.	1 024; Number range: 0 to 7999 64 kbyte
FC
● Number, max. ● Size, max.	1 024; Number range: 0 to 7999 64 kbyte
OB
● Number, max. ● Size, max. ● Number of free cycle OBs ● Number of time alarm OBs ● Number of delay alarm OBs ● Number of cyclic interrupt OBs ● Number of process alarm OBs ● Number of DPV1 alarm OBs ● Number of startup OBs ● Number of asynchronous error OBs ● Number of synchronous error OBs	see instruction list 64 kbyte 1; OB 1 1; OB 10 2; OB 20, 21 4; OB 32, 33, 34, 35 1; OB 40 3; OB 55, 56, 57 1; OB 100 5; OB 80, 82, 85, 86, 87 2; OB 121, 122
Nesting depth
● per priority class ● additional within an error OB	16 4
Counters, timers and their retentivity
S7 counter
● Number	256
Retentivity
— adjustable — lower limit — upper limit — preset	Yes 0 255 Z 0 to Z 7
Counting range
— lower limit — upper limit	0 999
IEC counter
● present ● Type ● Number	Yes SFB Unlimited (limited only by RAM capacity)
S7 times
● Number	256
Retentivity
— adjustable — lower limit — upper limit — preset	Yes 0 255 No retentivity
Time range
— lower limit — upper limit	10 ms 9 990 s
IEC timer

● present ● Type ● Number		Yes SFB Unlimited (limited only by RAM capacity)
Data areas and their retentivity
Retentive data area (incl. timers, counters, flags), max.		64 kbyte
Flag
● Size, max. ● Retentivity available ● Retentivity preset ● Number of clock memories		256 byte Yes; MB 0 to MB 255 MB 0 to MB 15 8; 1 memory byte
Data blocks
● Retentivity adjustable ● Retentivity preset		Yes; via non-retain property on DB Yes
Local data
● per priority class, max.		32 kbyte; Max. 2048 bytes per block
Address area
I/O address area
● Inputs ● Outputs		2 048 byte 2 048 byte
of which distributed
— Inputs — Outputs		2 003 byte 2 010 byte
Process image
● Inputs ● Outputs ● Inputs, adjustable ● Outputs, adjustable ● Inputs, default ● Outputs, default		2 048 byte 2 048 byte 2 048 byte 2 048 byte 128 byte 128 byte
Default addresses of the integrated channels
— Digital inputs — Digital outputs — Analog inputs — Analog outputs		124.0 to 126.7 124.0 to 125.7 752 to 761 752 to 755
Digital channels
● Inputs — of which central ● Outputs — of which central		16 048 1 016 16 096 1 008
Analog channels
● Inputs — of which central ● Outputs — of which central		1 006 253 1 007 250
Hardware configuration
Number of expansion units, max.		3
Number of DP masters
● integrated ● via CP		1 4
Number of operable FMs and CPs (recommended)
● FM ● CP, PtP ● CP, LAN		8 8 10
Rack
● Racks, max. ● Modules per rack, max.		4 8; In rack 3 max. 7
Time of day
Clock
● Hardware clock (real-time) ● retentive and synchronizable		Yes Yes
● Backup time ● Deviation per day, max. ● Behavior of the clock following POWER-ON ● Behavior of the clock following expiry of backup period		6 wk; At 40 °C ambient temperature 10 s; Typ.: 2 s Clock continues running after POWER OFF the clock continues at the time of day it had when power was switched off
Operating hours counter
● Number ● Number/Number range ● Range of values ● Granularity ● retentive		1 0 0 to 2^31 hours (when using SFC 101) 1 h Yes; Must be restarted at each restart
Clock synchronization
● supported ● to MPI, master ● to MPI, slave ● to DP, master ● to DP, slave ● in AS, master ● in AS, slave		Yes Yes Yes Yes; With DP slave only slave clock Yes Yes No
Digital inputs
Number of digital inputs ● of which inputs usable for technological functions		24 16 24 Yes
integrated channels (DI)
Input characteristic curve in accordance with IEC 61131, type 1
Number of simultaneously controllable inputs
horizontal installation
— up to 40 °C, max. — up to 60 °C, max.		24 12
vertical installation
— up to 40 °C, max.		12
Input voltage
● Rated value (DC) ● for signal “0” ● for signal “1”		24 V -3 to +5V +15 to +30 V
Input current
● for signal “1”, typ.		8 mA
Input delay (for rated value of input voltage)
for standard inputs
— parameterizable — Rated value		Yes; 0.1 / 0.3 / 3 / 15 ms (You can reconfigure the input delay of the standard inputs during program runtime. Please note that under certain circumstances your newly set filter time may not be effective until the next filter cycle.) 3 ms
for technological functions
— at “0” to “1”, max.		8 µs; Minimum pulse width/minimum pause between pulses at maximum counting frequency
Cable length
● shielded, max. ● unshielded, max.		1 000 m; 50 m for technological functions 600 m; for technological functions: No
for technological functions
— shielded, max. — unshielded, max.		50 m; at maximum count frequency not allowed
Digital outputs
Number of digital outputs ● of which high-speed outputs		16 4; Notice: You cannot connect the fast outputs of your CPU in parallel 16 Yes; Clocked electronically 1 A L+ (-48 V) Yes
integrated channels (DO)
Short-circuit protection ● Response threshold, typ.
Limitation of inductive shutdown voltage to
Controlling a digital input
Switching capacity of the outputs
● on lamp load, max.		5 W
Load resistance range
● lower limit ● upper limit		48 Ω 4 kΩ
Output voltage
● for signal “1”, min.		L+ (-0.8 V)
Output current
● for signal “1” rated value ● for signal “1” permissible range, min. ● for signal “1” permissible range, max. ● for signal “1” minimum load current ● for signal “0” residual current, max.		500 mA 5 mA 0.6 A 5 mA 0.5 mA
Parallel switching of two outputs
● for uprating ● for redundant control of a load		No Yes
Switching frequency
● with resistive load, max. ● with inductive load, max. ● on lamp load, max. ● of the pulse outputs, with resistive load, max.		100 Hz 0.5 Hz 100 Hz 2.5 kHz
Total current of the outputs (per group)
horizontal installation
— up to 40 °C, max. — up to 60 °C, max.		3 A 2 A
vertical installation
— up to 40 °C, max.		2 A
Cable length
● shielded, max. ● unshielded, max.		1 000 m 600 m
Analog inputs
Number of analog inputs ● For voltage/current measurement ● For resistance/resistance thermometer measurement		5 4 1 5; 4x current/voltage, 1x resistance 5 V; Permanent 30 V; Permanent 0.5 mA; Permanent 50 mA; Permanent 400 Hz 3.3 V 1.25 mA Yes; Degrees Celsius / degrees Fahrenheit / Kelvin
integrated channels (AI)
permissible input voltage for current input (destruction limit), max.
permissible input voltage for voltage input (destruction limit), max.
permissible input current for voltage input (destruction limit), max.
permissible input current for current input (destruction limit), max.
Electrical input frequency, max.
No-load voltage for resistance-type transmitter, typ.
Constant measurement current for resistance-type transmitter, typ.
Technical unit for temperature measurement adjustable
Input ranges
● Voltage ● Current ● Resistance thermometer ● Resistance		Yes; ±10 V / 100 kΩ; 0 V to 10 V / 100 kΩ Yes; ±20 mA / 100 Ω; 0 mA to 20 mA / 100 Ω; 4 mA to 20 mA / 100 Ω Yes; Pt 100 / 10 MΩ Yes; 0 Ω to 600 Ω / 10 MΩ
Input ranges (rated values), voltages
● 0 to +10 V — Input resistance (0 to 10 V)		Yes 100 kΩ
Input ranges (rated values), currents
● 0 to 20 mA — Input resistance (0 to 20 mA) ● -20 mA to +20 mA — Input resistance (-20 mA to +20 mA) ● 4 mA to 20 mA — Input resistance (4 mA to 20 mA)		Yes 100 Ω Yes 100 Ω Yes 100 Ω
Input ranges (rated values), resistance thermometer
● Pt 100		Yes
— Input resistance (Pt 100)		10 MΩ
Input ranges (rated values), resistors
● 0 to 600 ohms — Input resistance (0 to 600 ohms)		Yes 10 MΩ
Thermocouple (TC)
Temperature compensation
— parameterizable		No
Characteristic linearization
● parameterizable — for resistance thermometer		Yes; by software Pt 100
Cable length
● shielded, max.		100 m
Analog outputs
Number of analog outputs		2 2 Yes 55 mA 14 V
integrated channels (AO)
Voltage output, short-circuit protection
Voltage output, short-circuit current, max.
Current output, no-load voltage, max.
Output ranges, voltage
● 0 to 10 V ● -10 V to +10 V		Yes Yes
Output ranges, current
● 0 to 20 mA ● -20 mA to +20 mA ● 4 mA to 20 mA		Yes YesYes
Connection of actuators
● for voltage output two-wire connection ● for voltage output four-wire connection ● for current output two-wire connection		Yes; Without compensation of the line resistances No Yes
Load impedance (in rated range of output)
● with voltage outputs, min. ● with voltage outputs, capacitive load, max. ● with current outputs, max. ● with current outputs, inductive load, max.		1 kΩ 0.1 µF 300 Ω 0.1 mH
Destruction limits against externally applied voltages and currents
● Voltages at the outputs towards MANA ● Current, max.		16 V; Permanent 50 mA; Permanent
Cable length
● shielded, max.		200 m
Analog value generation for the inputs
Measurement principle		Actual value encryption (successive approximation)
Integration and conversion time/resolution per channel
● Resolution with overrange (bit including sign), max. ● Integration time, parameterizable ● Interference voltage suppression for interference frequency f1 in Hz ● Time constant of the input filter ● Basic execution time of the module (all channels released)		12 bit Yes; 16.6 / 20 ms 50 / 60 Hz 0.38 ms 1 ms
Analog value generation for the outputs
Integration and conversion time/resolution per channel
● Resolution with overrange (bit including sign), max. ● Conversion time (per channel)		12 bit 1 ms
Settling time
● for resistive load ● for capacitive load ● for inductive load		0.6 ms 1 ms 0.5 ms
Encoder
Connection of signal encoders
● for voltage measurement ● for current measurement as 2-wire transducer		Yes Yes; with external supply
● for current measurement as 4-wire transducer ● for resistance measurement with two-wire connection ● for resistance measurement with three-wire connection ● for resistance measurement with four-wire connection			Yes Yes; Without compensation of the line resistances No No
Connectable encoders
● 2-wire sensor — permissible quiescent current (2-wire sensor), max.	Yes 1.5 mA
Errors/accuracies
Temperature error (relative to input range), (+/-)	0.006 %/K 60 dB 0.06 % 0.1 % 0.15 % 0.01 %/K 60 dB 0.06 %
Crosstalk between the inputs, min.
Repeat accuracy in steady state at 25 °C (relative to input range), (+/-)
Output ripple (relative to output range, bandwidth 0 to 50 kHz), (+/-)
Linearity error (relative to output range), (+/-)
Temperature error (relative to output range), (+/-)
Crosstalk between the outputs, min.
Repeat accuracy in steady state at 25 °C (relative to output range), (+/-)
Operational error limit in overall temperature range
● Voltage, relative to input range, (+/-) ● Current, relative to input range, (+/-) ● Resistance, relative to input range, (+/-) ● Voltage, relative to output range, (+/-) ● Current, relative to output range, (+/-)	1 % 1 % 1 % 1 % 1 %
Basic error limit (operational limit at 25 °C)
● Voltage, relative to input range, (+/-) ● Current, relative to input range, (+/-) ● Resistance, relative to input range, (+/-) ● Resistance thermometer, relative to input range, (+/-) ● Voltage, relative to output range, (+/-) ● Current, relative to output range, (+/-)	0.8 %; Linearity error ±0.06 % 0.8 %; Linearity error ±0.06 % 0.8 %; Linearity error ±0.2 % 0.8 % 0.8 % 0.8 %
Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency
● Series mode interference (peak value of interference < rated value of input range), min. ● Common mode interference, min.	30 dB 40 dB
Interfaces
Number of industrial Ethernet interfaces	0 0 2; MPI and PROFIBUS DP 0
Number of PROFINET interfaces
Number of RS 485 interfaces
Number of RS 422 interfaces
1. Interface
Interface type	Integrated RS 485 interface No
Isolated
Interface types
● RS 485 ● Output current of the interface, max.	Yes 200 mA
Protocols
● MPI ● PROFIBUS DP master ● PROFIBUS DP slave ● Point-to-point connection	Yes No No No
MPI
● Transmission rate, max.	187.5 kbit/s
Services
— PG/OP communication — Routing — Global data communication — S7 basic communication — S7 communication — S7 communication, as client — S7 communication, as server	Yes Yes Yes Yes Yes; Only server, configured on one side No; but via CP and loadable FB Yes
2. Interface
Interface type	Integrated RS 485 interface Yes
Isolated
Interface types
● RS 485 ● Output current of the interface, max.	Yes 200 mA
Protocols
● MPI ● PROFINET IO Controller ● PROFINET IO Device ● PROFINET CBA ● PROFIBUS DP master ● PROFIBUS DP slave ● Point-to-point connection	No No No No Yes Yes No
PROFIBUS DP master
● Transmission rate, max. ● Number of DP slaves, max.	12 Mbit/s 124
Services
— PG/OP communication — Routing — Global data communication — S7 basic communication — S7 communication — S7 communication, as client — S7 communication, as server — Equidistance — Isochronous mode — SYNC/FREEZE — Activation/deactivation of DP slaves — Number of DP slaves that can be simultaneously activated/deactivated, max. — Direct data exchange (slave-to-slave communication) — DPV1	Yes Yes No Yes; I blocks only Yes; Only server, configured on one side No Yes Yes No Yes Yes 8 Yes; as subscriber Yes
Address area
— Inputs, max. — Outputs, max.	2 kbyte 2 kbyte
User data per DP slave
— Inputs, max. — Outputs, max.	244 byte 244 byte
PROFIBUS DP slave
● GSD file ● Transmission rate, max. ● automatic baud rate search ● Address area, max. ● User data per address area, max.	The latest GSD file is available on the Internet (http://www.siemens.com/profibus-gsd) 12 Mbit/s Yes; only with passive interface 32 32 byte
Services
— PG/OP communication — Routing — Global data communication — S7 basic communication — S7 communication — S7 communication, as client — S7 communication, as server — Direct data exchange (slave-to-slave communication) — DPV1	Yes Yes; Only with active interface No No Yes; Only server, configured on one side No Yes Yes No
Transfer memory
— Inputs — Outputs	244 byte 244 byte
Protocols
PROFIsafe	No
communication functions / header
PG/OP communication	Yes Yes
Data record routing
Global data communication
● supported	Yes
● Number of GD loops, max.	8
● Number of GD packets, max.	8
● Number of GD packets, transmitter, max.	8
● Number of GD packets, receiver, max.	8
● Size of GD packets, max.	22 byte
● Size of GD packet (of which consistent), max.	22 byte
S7 basic communication
● supported	Yes
● User data per job, max.	76 byte
● User data per job (of which consistent), max.	76 byte; 76 bytes (with X_SEND or X_RCV); 64 bytes (with X_PUT or X_GET as server)
S7 communication
● supported	Yes
● as server	Yes
● as client	Yes; Via CP and loadable FB
● User data per job, max.	180 kbyte; With PUT/GET
● User data per job (of which consistent), max.	240 byte; as server
S5 compatible communication
● supported	Yes; via CP and loadable FC
Number of connections
● overall	12
● usable for PG communication	11
— reserved for PG communication	1
— adjustable for PG communication, min.	1
— adjustable for PG communication, max.	11
● usable for OP communication	11
— reserved for OP communication	1
— adjustable for OP communication, min.	1
— adjustable for OP communication, max.	11
● usable for S7 basic communication	8
— reserved for S7 basic communication	0
— adjustable for S7 basic communication, min.	0
— adjustable for S7 basic communication, max.	8
● usable for routing	4; max.
S7 message functions
Number of login stations for message functions, max.	12; Depending on the configured connections for PG/OP and S7 basic
	communication
Process diagnostic messages	Yes
simultaneously active Alarm-S blocks, max.	300
Test commissioning functions
Status block	Yes; Up to 2 simultaneously Yes 4
Single step
Number of breakpoints
Status/control
● Status/control variable	Yes
● Variables	Inputs, outputs, memory bits, DB, times, counters
● Number of variables, max.	30
— of which status variables, max.	30
— of which control variables, max.	14
Forcing
● Forcing ● Forcing, variables ● Number of variables, max.	Yes Inputs, outputs 10
Diagnostic buffer
● present	Yes

● Number of entries, max. — adjustable — of which powerfail-proof ● Number of entries readable in RUN, max. — adjustable — preset		500 No 100; Only the last 100 entries are retained 499 Yes; From 10 to 499 10
Service data
● can be read out		Yes
Interrupts/diagnostics/status information
Diagnostics indication LED
● Status indicator digital input (green) ● Status indicator digital output (green)		Yes Yes
Integrated Functions
Counter ● Number of counters ● Counting frequency, max.		4; See “Technological Functions” manual 60 kHz Yes 4; up to 60 kHz (see “Technological Functions” manual) Yes Yes; PID controller (see “Technological Functions” manual) Yes 4; Pulse width modulation up to 2.5 kHz (see “Technological Functions” Manual) 2.5 kHz
Frequency measurement ● Number of frequency meters
controlled positioning
integrated function blocks (closed-loop control)
PID controller
Number of pulse outputs
Limit frequency (pulse)
Potential separation
Potential separation digital inputs
● Potential separation digital inputs ● between the channels ● between the channels and backplane bus		Yes No Yes
Potential separation digital outputs
● Potential separation digital outputs ● between the channels ● between the channels, in groups of ● between the channels and backplane bus		Yes Yes 8 Yes
Potential separation analog inputs
● Potential separation analog inputs ● between the channels ● between the channels and backplane bus		Yes; common for analog I/O No Yes
Potential separation analog outputs
● Potential separation analog outputs ● between the channels ● between the channels and backplane bus		Yes; common for analog I/O No Yes
Isolation
Isolation tested with		600 V DC
Ambient conditions
Ambient temperature during operation
● min. ● max.		0 °C 60 °C
configuration / header
Configuration software
● STEP 7 ● STEP 7 Lite		Yes; STEP 7 V5.5 + SP1 or higher or STEP 7 V5.3 + SP2 or higher with HSP 203 No
configuration / programming / header
● Command set ● Nesting levels ● System functions (SFC) ● System function blocks (SFB)		see instruction list 8 see instruction list see instruction list
Programming language
— LAD — FBD		Yes Yes
— STL — SCL — CFC — GRAPH — HiGraph®		Yes Yes Yes Yes Yes
Know-how protection
● User program protection/password protection ● Block encryption		Yes Yes; With S7 block Privacy
Dimensions
Width		120 mm 125 mm 130 mm
Height
Depth
Weights
Weight, approx.		680 g

Additional information

Dimensions	120 × 125 × 130 cm
Programming package	STEP 7 V5.5 + SP1 or higher or STEP 7 V5.3 + SP2 or higher with HSP 203
HW functional status	01
Firmware version	V3.3
Rated value (DC) ● 24 V DC	yes
permissible range, lower limit (DC)	19.2 V
Mains buffering	● Mains/voltage failure stored energy time 5 ms ● Repeat rate, min. 1 s
Input current	Current consumption (rated value) 880 mA Current consumption (in no-load operation), typ. 150 mA Inrush current, typ. 5 A I²t 0.7 A²·s
Power loss, typ	13 W
Work memory / integrated	192 kbyte
Load memory	● Plug-in (MMC) Yes ● Plug-in (MMC), max. 8 Mbyte ● Data management on MMC (after last programming), min. 10 a
Backup / present	Yes; Guaranteed by MMC (maintenance-free)
Backup / without battery	Yes; Program and data
CPU processing	for bit operations, typ. 0.06 µs for word operations, typ. 0.12 µs for fixed point arithmetic, typ. 0.16 µs for floating point arithmetic, typ. 0.59 µs
Brand	SIEMENS

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