| CPU-blocks | ||||
| Number of blocks (total) | 4 096; (DBs, FCs, FBs); the maximum number of loadable blocks can be reduced by the MMC used. | |||
| DB | ||||
| ● Number, max. ● Size, max. |
4 096; Number range: 1 to 16000 64 kbyte |
|||
| FB | ||||
| ● Number, max. ● Size, max. |
4 096; Number range: 0 to 7999 64 kbyte |
|||
| FC | ||||
| ● Number, max. ● Size, max. |
4 096; Number range: 0 to 7999 64 kbyte |
|||
| OB | ||||
| ● 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 isochronous mode OBs ● Number of startup OBs ● Number of asynchronous error OBs ● Number of synchronous error OBs |
64 kbyte 1; OB 1 1; OB 10 2; OB 20, 21 4; OB 32, 33, 34, 35 (OB 35: smallest settable clock pulse = 500 µs) 1; OB 40 3; OB 55, 56, 57 1; OB 61 1; OB 100 6; OB 80, 82, 83, 85, 86, 87 (OB83 only for PROFINET IO) 2; OB 121, 122 |
|||
| Nesting depth | ||||
| ● per priority class ● additional within an error OB |
16 4 |
|||
| Counters, timers and their retentivity | ||||
| S7 counter | ||||
| ● Number | 2 048 | |||
| Retentivity | ||||
| — adjustable — lower limit — upper limit — preset |
Yes 0 2 047 Z 0 to Z 7 |
|||
| Counting range | ||||
| — adjustable — lower limit — upper limit |
Yes 0 999 |
|||
| IEC counter | ||||
| ● present ● Type ● Number |
Yes SFB Unlimited (limited only by RAM capacity) |
|||
| S7 times | ||||
| ● Number | 2 048 | |||
| Retentivity | ||||
| — adjustable — lower limit — upper limit — preset |
Yes 0 2 047 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. | 700 kbyte | |||
| Flag | ||||
| ● Size, max. ● Retentivity available |
8 192 byte Yes; From MB 0 to MB 8 191 |
|||
| ● Retentivity preset ● Number of clock memories |
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. | 32 768 byte; Max. 2048 bytes per block | |||
| Address area | ||||
| I/O address area | ||||
| ● Inputs ● Outputs |
8 192 byte 8 192 byte |
|||
| of which distributed | ||||
| — Inputs — Outputs |
8 192 byte 8 192 byte |
|||
| Process image | ||||
| ● Inputs ● Outputs ● Inputs, adjustable ● Outputs, adjustable ● Inputs, default ● Outputs, default |
8 192 byte 8 192 byte 8 192 byte 8 192 byte 256 byte 256 byte |
|||
| Subprocess images | ||||
| ● Number of subprocess images, max. | 1; With PROFINET IO, the length of the user data is limited to 1600 bytes | |||
| Digital channels | ||||
| ● Inputs — of which central ● Outputs — of which central |
65 536 1 024 65 536 1 024 |
|||
| Analog channels | ||||
| ● Inputs — of which central ● Outputs — of which central |
4 096 256 4 096 256 |
|||
| Hardware configuration | ||||
| Number of DP masters | ||||
| ● integrated ● via CP |
2 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 |
|||
| Time of day | ||||
| Clock | ||||
| ● Hardware clock (real-time) ● retentive and synchronizable ● Backup time ● Deviation per day, max. ● Behavior of the clock following POWER-ON ● Behavior of the clock following expiry of backup period |
Yes
Yes |
|||
| Operating hours counter | ||||
| ● Number ● Number/Number range ● Range of values ● Granularity ● retentive |
4 0 to 3 0 to 2^31 hours (when using SFC 101) 1 h Yes; Must be restarted at each restart |
|||
| Clock synchronization | ||||
| ● supported | Yes | |||
| ● to MPI, master ● to MPI, slave ● to DP, master ● to DP, slave ● in AS, master ● in AS, slave ● on Ethernet via NTP |
Yes
Yes Yes |
|||
| Digital inputs | ||||
| Number of digital inputs | 0 | |||
| Digital outputs | ||||
| Number of digital outputs | 0 | |||
| Analog inputs | ||||
| Number of analog inputs | 0 | |||
| Analog outputs | ||||
| Number of analog outputs | 0 | |||
| Interfaces | ||||
| Number of industrial Ethernet interfaces | 1; 2 ports (switch) RJ45 1; 2 ports (switch) RJ45 2; Combined MPI / PROFIBUS DP 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 Yes |
|||
| Isolated | ||||
| Interface types | ||||
| ● RS 485 ● Output current of the interface, max. |
Yes 150 mA | |||
| Protocols | ||||
| ● MPI ● PROFIBUS DP master ● PROFIBUS DP slave ● Point-to-point connection |
Yes
Yes |
|||
| MPI | ||||
| ● Transmission rate, max. | 12 Mbit/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 |
|||
| 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 |
|||
| Address area | ||||
| — Inputs, max. — Outputs, max. |
8 kbyte 8 kbyte |
|||
| User data per DP slave | ||||
| — Inputs, max. — Outputs, max. |
244 byte 244 byte |
|||
| PROFIBUS DP slave | ||||
| ● Transmission rate, max. ● automatic baud rate search ● Address area, max. ● User data per address area, max. |
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; with interface active No NoYesNo Yes; Connection configured on one side only Yes No |
|||
| Transfer memory | ||||
| — Inputs — Outputs |
244 byte 244 byte |
|||
| 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 ● Open IE communication ● Web server |
No
No No No Yes |
|||
| 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 No Yes; Connection configured on one side only Yes Yes; OB 61 – isochronous mode is possible either on DP or PROFINET IO (not simultaneously) Yes Yes 8 Yes; as subscriber Yes |
|||
| Address area | ||||
| — Inputs, max. — Outputs, max. |
8 kbyte 8 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 at: 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; with interface active No No Yes No Yes; Connection configured on one side only Yes No |
|||
| Transfer memory | ||||
| — Inputs — Outputs |
244 byte 244 byte |
|||
| 3. Interface | ||||
| Interface type | PROFINET Yes Yes; 10/100 Mbit/s Yes Yes Yes |
|||
| Isolated | ||||
| automatic detection of transmission rate | ||||
| Autonegotiation | ||||
| Autocrossing | ||||
| Change of IP address at runtime, supported | ||||
| Interface types | ||||
| ● RJ 45 (Ethernet) ● Number of ports ● integrated switch |
Yes
2 |
|||
| Protocols | ||||
| ● MPI ● PROFINET IO Controller ● PROFINET IO Device ● PROFINET CBA ● PROFIBUS DP master ● PROFIBUS DP slave ● Open IE communication ● Web server ● Media redundancy |
No Yes; Also simultaneously with I-Device functionality Yes; Also simultaneously with IO Controller functionality Yes No No Yes; Via TCP/IP, ISO on TCP, and UDP Yes Yes |
|||
| PROFINET IO Controller | ||||
| ● Transmission rate, max. | 100 Mbit/s | |||
| Services | ||||
| — PG/OP communication — Routing — S7 communication — Isochronous mode — Shared device — Prioritized startup — Number of IO devices with prioritized startup, max. — Number of connectable IO Devices, max. — Of which IO devices with IRT, max. — of which in line, max. — Number of IO Devices with IRT and the option “high |
Yes Yes Yes; with loadable FBs, max. configurable connections: 16, max. number of instances: 32 Yes; OB 61 – isochronous mode is possible either on DP or PROFINET IO (not simultaneously) Yes Yes 32 256 64 64 256 |
|||
| flexibility” — of which in line, max. — Number of connectable IO Devices for RT, max. — of which in line, max. — Activation/deactivation of IO Devices — Number of IO Devices that can be simultaneously activated/deactivated, max. — IO Devices changing during operation (partner ports), supported — Number of IO Devices per tool, max. — Device replacement without swap medium — Send cycles — Updating time |
61 256 256 Yes 8 Yes 8 Yes 250 μs, 500 μs,1 ms; 2 ms, 4 ms (not in the case of IRT with “high flexibility” option) 250 µs to 512 ms (depending on the operating mode, see Manual “S7-300 CPU 31xC and CPU 31x, technical Data” for more details) |
|||
| Address area | ||||
| — Inputs, max. — Outputs, max. — User data consistency, max. |
8 kbyte 8 kbyte 1 024 byte |
|||
| PROFINET IO Device | ||||
| Services | ||||
| — PG/OP communication — Routing — S7 communication — Isochronous mode — IRT — PROFIenergy — Shared device — Number of IO Controllers with shared device, max. |
Yes Yes Yes; with loadable FBs, max. configurable connections: 16, max. number of instances: 32 No Yes Yes; With SFB 73 / 74 prepared for loadable PROFIenergy standard FB for I- Device Yes 2 |
|||
| Transfer memory | ||||
| — Inputs, max. — Outputs, max. |
1 440 byte; Per IO Controller with shared device 1 440 byte; Per IO Controller with shared device | |||
| Submodules | ||||
| — Number, max. — User data per submodule, max. |
64 1 024 byte |
|||
| PROFINET CBA | ||||
| ● acyclic transmission ● cyclic transmission |
Yes
Yes |
|||
| Open IE communication | ||||
| ● Number of connections, max. ● Local port numbers used at the system end ● Keep-alive function, supported |
32 0, 20, 21, 23, 25, 80, 102, 135, 161, 443, 8080, 34962, 34963, 34964, 65532, 65533, 65534, 65535 Yes |
|||
| Protocols | ||||
| PROFIsafe | No | |||
| Redundancy mode | ||||
| Media redundancy | ||||
| — Switchover time on line break, typ. — Number of stations in the ring, max. |
200 ms; PROFINET MRP 50 |
|||
| Open IE communication | ||||
| ● TCP/IP — Number of connections, max. — Data length for connection type 01H, max. — Data length for connection type 11H, max. — several passive connections per port, supported ● ISO-on-TCP (RFC1006) — Number of connections, max. — Data length, max. ● UDP — Number of connections, max. — Data length, max. |
Yes; via integrated PROFINET interface and loadable FBs 32 1 460 byte 32 768 byte Yes Yes; via integrated PROFINET interface and loadable FBs 32 32 768 byte Yes; via integrated PROFINET interface and loadable FBs 32 1 472 byte |
|||
| Web server | ||||
| ● supported ● User-defined websites ● Number of HTTP clients |
Yes
Yes 5 |
|||
| communication functions / header | ||||
| PG/OP communication | Yes Yes |
|||
| Data record routing | ||||
| Global data communication | ||||
| ● supported ● Number of GD loops, max. ● Number of GD packets, max. ● Number of GD packets, transmitter, max. ● Number of GD packets, receiver, max. ● Size of GD packets, max. ● Size of GD packet (of which consistent), max. |
Yes 8 8 8 8 22 byte 22 byte |
|||
| S7 basic communication | ||||
| ● supported ● User data per job, max. ● User data per job (of which consistent), max. |
Yes 76 byte 76 byte; 76 bytes (with X_SEND or X_RCV); 64 bytes (with X_PUT or X_GET as server) |
|||
| S7 communication | ||||
| ● supported ● as server ● as client ● User data per job, max. |
Yes Yes Yes; via integrated PROFINET interface and loadable FB or via CP and loadable FB See online help of STEP 7 (shared parameters of the SFBs/FBs and of the SFCs/FCs of S7 Communication) |
|||
| S5 compatible communication | ||||
| ● supported | Yes; via CP and loadable FC | |||
| communication functions / PROFINET CBA (with set target communication load) / header | ||||
| ● Setpoint for the CPU communication load ● number of remote connection partners / with PROFINET CBA ● number of technological functions / with PROFINET CBA / for master or slave ● number of connections / with PROFINET CBA / for master or slave / total ● data volume / of the input variables / with PROFINET CBA / for master or slave ● data volume / of the output variables / with PROFINET CBA / for master or slave ● number of internal and PROFIBUS interconnections / with PROFINET CBA / maximum ● data volume / of internal and PROFIBUS interconnections / with PROFINET CBA / for master or slave ● data volume / with PROFINET CBA / per connection / maximum |
20 % 32 50 3 000 24 000 byte 24 000 byte 1 000 8 000 byte 1 400 byte |
|||
| performance data / PROFINET CBA / remote interconnection / with acyclic transfer / header | ||||
| — update time / of the remote interconnections / in the case of acyclic transmission / with PROFINET CBA — number of remote connections to input variables / in the case of acyclic transmission / with PROFINET CBA / maximum — number of remote connections to output variables / in the case of acyclic transmission / with PROFINET CBA / maximum — data volume / as user data for remote interconnections with input variables / in the case of acyclic transmission / with PROFINET CBA — data volume / as user data for remote interconnections with output variables / in the case of acyclic transmission / with PROFINET CBA — data volume / as user data for remote interconnections / in the case of acyclic transmission / with PROFINET CBA / per connection / maximum |
200 ms 100 100 3 200 byte 3 200 byte 1 400 byte |
|||
| performance data / PROFINET CBA / remote interconnection / with cyclic transfer / header | ||||
| — update time / of the remote interconnections / with cyclical transfer / with PROFINET CBA | 1 ms | |||
| — number of remote connections to input variables / with PROFINET CBA / with cyclic transfer / maximum — number of remote connections to output variables / with cyclical transfer / with PROFINET CBA / maximum — data volume / as user data for remote interconnections with input variables / with cyclical transfer / with PROFINET CBA / maximum — data volume / as user data for remote interconnections with output variables / with cyclical transfer / with PROFINET CBA / maximum — data volume / as user data for remote interconnections / with cyclical transfer / with PROFINET CBA / per connection / maximum |
300 300 4 800 byte 4 800 byte 450 byte |
|||
| performance data / PROFINET CBA / HMI variables via PROFINET / acyclic / header | ||||
| — number of connectable HMI stations / for HMI variables / in the case of acyclic transmission / with PROFINET CBA — update time / of the HMI variables / in the case of acyclic transmission / with PROFINET CBA — number of HMI variables / in the case of acyclic transmission / with PROFINET CBA / maximum — data volume / as user data for HMI variables / in the case of acyclic transmission / with PROFINET CBA / maximum |
3; 2x PN OPC/1x iMap 500 ms 600 9 600 byte |
|||
| performance data / PROFINET CBA / PROFIBUS proxy functionality / header | ||||
| — product function / with PROFINET CBA / PROFIBUS proxy functionality — number of coupled PROFIBUS devices / with PROFIBUS functionality — data volume / with PROFIBUS proxy functionality / with PROFINET CBA / per connection / maximum |
Yes 32 240 byte; Slave-dependent |
|||
| Number of connections | ||||
| ● overall ● usable for PG communication — reserved for PG communication — adjustable for PG communication, min. — adjustable for PG communication, max. ● usable for OP communication — reserved for OP communication — adjustable for OP communication, min. — adjustable for OP communication, max. ● usable for S7 basic communication — reserved for S7 basic communication — adjustable for S7 basic communication, min. — adjustable for S7 basic communication, max. ● usable for S7 communication — reserved for S7 communication — adjustable for S7 communication, min. — adjustable for S7 communication, max. ● total number of instances, max. ● usable for routing |
32 31 1 1 31 31 1 1 31 30 0 0 30 16 0 0 16 32 X1 as MPI: max. 10; X1 as DP master: max. 24; X1 as DP slave (active): max. 14; X2 as DP master: max. 24; X2 as DP slave (active): max. 14; X3 as PROFINET: 48 max. |
|||
| S7 message functions | ||||
| Number of login stations for message functions, max. | 32; Depending on the configured connections for PG/OP and S7 basic communication Yes 300 |
|||
| Process diagnostic messages | ||||
| simultaneously active Alarm-S blocks, max. | ||||
| Test commissioning functions | ||||
| Status block | Yes; Up to 2 simultaneously Yes 4 |
|||
| Single step | ||||
| Number of breakpoints | ||||
| Status/control | ||||
| ● Status/control variable ● Variables ● Number of variables, max. — of which status variables, max. |
Yes Inputs, outputs, memory bits, DB, times, counters 30 30 |
|||
| — of which control variables, max. | 14 | |||
| Forcing | ||||
| ● Forcing ● Forcing, variables ● Number of variables, max. |
Yes Inputs, outputs 10 |
|||
| Diagnostic buffer | ||||
| ● present ● Number of entries, max. — adjustable — of which powerfail-proof ● Number of entries readable in RUN, max. — adjustable — preset |
Yes 500 No 100 499 Yes; From 10 to 499 10 |
|||
| Service data | ||||
| ● can be read out | Yes | |||
| Ambient conditions | ||||
| Ambient temperature during operation | ||||
| ● min. ● max. |
0 °C 60 °C |
|||
| configuration / header | ||||
| Configuration software | ||||
| ● STEP 7 | Yes; V5.5 or higher | |||
| 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 — STL — SCL — CFC — GRAPH — HiGraph® |
Yes
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. | 1 250 g | |||
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