| CPU processing times | |
| for bit operations, typ. | 150 ns; / instruction 1.2 µs; / instruction 3.6 µs; / instruction |
| for word operations, typ. | |
| for floating point arithmetic, typ. | |
| Address area | |
| I/O address area | |
| ● Inputs | 144 byte; 256 bit of digital inputs & 56 words of analog inputs |
| ● Outputs | 144 byte; 256 bit of digital outputs & 56 words of analog outputs |
| Time of day | |
| Clock | |
| ● Type ● Hardware clock (real-time) ● Backup time ● Deviation per day, max. |
Hardware clock, no battery backup Yes 7 d 120 s; within 120s/month at 25 °C |
| Digital inputs | |
| Number of digital inputs ● of which inputs usable for technological functions |
24; Integrated 4; HSC (High Speed Counting) Yes |
| Source/sink input | |
| Number of simultaneously controllable inputs | |
| all mounting positions | |
| — up to 40 °C, max. | 24 |
| Input voltage | |
| ● Rated value (DC) ● for signal “0” ● for signal “1” |
24 V 5 V DC at 1 mA 15 V DC at 2.5 mA |
| Input current | |
| ● for signal “0”, max. (permissible quiescent current) ● for signal “1”, typ. |
1 mA 4 mA |
| Input delay (for rated value of input voltage) | |
| for standard inputs | |
| — parameterizable | Yes; 0.2 ms, 0.4 ms, 0.8 ms, 1.6 ms, 3.2 ms, 6.4 ms and 12.8 ms, selectable in |
| groups of four | |
| — at “0” to “1”, min. | 0.2 ms |
| — at “0” to “1”, max. | 12.8 ms |
| for interrupt inputs | |
| — parameterizable | Yes |
| for technological functions | |
| — parameterizable | Yes; 6 Single phase: 4 HSCs at 200 kHz; 2 HSCs at 30 kHz 4 A/B phase: 2 HSCs at 100 kHz; 2 HSCs at 20 kHz |
| Cable length | |
| ● shielded, max. ● unshielded, max. |
500 m; 50 m for technological functions 300 m; for technological functions: No |
| Digital outputs | |
| Number of digital outputs | 16; Relays |
| Switching capacity of the outputs | |
| ● with resistive load, max. ● on lamp load, max. |
2 A 30 W; 30 W with DC, 200 W with AC |
| Output delay with resistive load | |
| ● “0” to “1”, max. ● “1” to “0”, max. |
10 ms; max. 10 ms; max. |
| Switching frequency | |
| ● of the pulse outputs, with resistive load, max. | 1 Hz |
| Relay outputs | |
| ● Number of relay outputs | 16 |
| Cable length | |
| ● shielded, max. ● unshielded, max. |
500 m 150 m |
| Interfaces | |
| Number of industrial Ethernet interfaces | 1 |
| Number of RS 485 interfaces | 1 |
| 1. Interface | |
| Interface type | PROFINET |
| Isolated | Yes; Transformer isolated, 1,500V AC |
| automatic detection of transmission rate | Yes; 10/100 Mbit/s |
| Autonegotiation | Yes |
| Autocrossing | Yes |
| Interface types | |
| ● RJ 45 (Ethernet) | Yes |
| Protocols | |
| ● PROFINET IO Controller ● PROFINET IO Device |
Yes; Since V2.4 Yes; I-Device since V2.5 |
| PROFINET IO Controller | |
| ● Transmission rate, max. | 100 Mbit/s |
| Services | |
| — Number of connectable IO Devices, max. — Updating time |
8 4 ms; The minimum value of the update time also depends on the communication component set for PROFINET IO, on the number of IO devices and the quantity of configured user data. |
| Address area | |
| — Inputs, max. — Outputs, max. |
128 byte; Per device 128 byte; Per device |
| 2. Interface | |
| Interface type | RS 485 (max. 187.5 kbps) |
| Interface types | |
| ● RS 485 | Yes |
| PROFIBUS DP master | |
| Services | |
| — S7 communication | Yes |
| Protocols | |
| Supports protocol for PROFINET IO | Yes; RT Controller (since FW V2.4) & I-Device (since FW V2.5) Yes; Via CM DP module |
| PROFIBUS | |
| Protocols (Ethernet) | |
| ● TCP/IP | Yes |
| communication functions / header | |
| S7 communication | |
| ● supported ● as server ● as client |
Yes YesYes |
| Test commissioning functions | |
| Forcing | |
| ● Forcing | Yes |
| Integrated Functions | |
| Counter ● Number of counters |
6 Yes; PID closed-loop control function: Continuous controller outputs, binary controller outputs, automatic/manual mode, max. 8 loops 3 |
| PID controller | |
| Number of pulse outputs | |
| EMC | |
| Interference immunity against discharge of static electricity | |
| ● Interference immunity against discharge of static electricity acc. to IEC 61000-4-2 — Test voltage at air discharge — Test voltage at contact discharge |
Yes 8 kV 4 kV |
| Interference immunity against high-frequency electromagnetic fields | |
| ● Interference immunity against high-frequency radiation acc. to IEC 61000-4-3 | Yes; 10 V/m, 80 to 1 000 MHz (to IEC 61000-4-3); 10 V/m, 900 MHz, 1.89 GHz, 50% ED (to IEC 61000-4-3) |
| Interference immunity to cable-borne interference | |
| ● Interference immunity on supply lines acc. to IEC 61000- 4-4 ● Interference immunity on signal cables acc. to IEC 61000- 4-4 |
Yes; 2 kV acc. to IEC 61000-4-4, burst Yes; ±2 kV acc. to IEC 61000-4-4, Burst |
| Interference immunity against conducted variable disturbance induced by high-frequency fields | |
| ● Interference immunity against high frequency current feed acc. to IEC 61000-4-6 | Yes; 10 V, 150 kHz to 80 MHz (to IEC 61000-4-6) |
| Emission of radio interference acc. to EN 55 011 | |
| ● Limit class A, for use in industrial areas | Yes; EN 61000-6-4, interference emission: Intended for use in industrial areas. |
| Emission of conducted and non-conducted interference | |
| ● Interference emission via line/AC current cables | EN 61000-6-4, interference emission: Intended for use in industrial areas. |
| Degree and class of protection | |
| IP degree of protection | IP20 |
| Standards, approvals, certificates | |
| CE mark | Yes |
| Ambient conditions | |
| Free fall | |
| ● Fall height, max. | 0.3 m; five times, in product package |
| Ambient temperature during operation | |
| ● min. ● max. ● horizontal installation, min. ● horizontal installation, max. ● vertical installation, min. ● vertical installation, max. |
0 °C 55 °C 0 °C 55 °C 0 °C 45 °C |
| Ambient temperature during storage/transportation | |
| ● min. ● max. |
-40 °C 70 °C |
| Air pressure acc. to IEC 60068-2-13 | |
| ● Storage/transport, min. ● Storage/transport, max. |
660 hPa 1 080 hPa |
| Altitude during operation relating to sea level | |
| ● Installation altitude, min. ● Installation altitude, max. |
-1 000 m 2 000 m |
| Relative humidity | |
| ● Operation at 25 ℃ without condensation, max. | 95 % |
| configuration / header | |
| configuration / programming / header | |
| Programming language | |
| — LAD — FBD — STL |
Yes
Yes Yes |
| Dimensions | |
| Width | 125 mm 100 mm 81 mm |
| Height | |
| Depth | |
| Weights | |
| Weight, approx. | 441.3 g |
SIMENS-6ES7288-1SR40-0AA0
*** spare part *** SIMATIC S7-200 SMART, CPU SR40, CPU, AC/DC/relay,
onboard I/O: 24 DI 24 V DC; 16 DO relay 2 A; power supply: AC 85-264 V AC at
47-63 Hz, program/data memory 40 KB
Description
Additional information
| Dimensions | 125 × 100 × 81 cm |
|---|---|
| Product type designation |
CPU SR40 AC/DC/Relay |
| Programming package |
STEP 7 Micro/WIN SMART |
| Rail mounting |
Yes; Standard – DIN rail |
| Rated value (AC) ● 120 V AC |
YES |
| ● 230 V AC |
YES |
| permissible range, | |
| permissible range |
264 V |
| Current consumption |
190 mA; at 240 V AC |
| Current consumption, max |
300 mA; At 120 V AC |
| Inrush current, max. |
16.3 A; at 264 V |
| Current output, max |
300 mA; 24 V DC Sensor Power |
| Power loss, max |
23 W |
| Type of memory |
DDR |
| Flash |
YES |
| RAM |
YES |
| Memory available |
16 kbyte |
| Memory size |
24 kbyte; Program memory |
| Micro Memory Card |
Yes; microSDHC Card (optional) |
| Backup / present |
Yes; Maintenance free, RTC requires 7 days. |
| Brand |
SIEMENS |
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