| ***Spare part*** SIMATIC S7-1200, CPU 1211C, compact CPU, AC/DC/relay, onboard I/O: 6 DI 24 V DC; 4 DO relay 2A; 2 AI 0-10 V DC, Power supply: AC 85-264 V AC at 47-63 Hz, Program/data memory 25 KB |
| General information |
| Product type designation | CPU 1211C AC/DC/relay |
| Engineering with |
| Programming package | STEP 7 V10.5 or higher |
| Supply voltage |
| Rated value (AC) | |
| 120 V AC | Yes |
| 230 V AC | Yes |
| permissible range, lower limit (AC) | 85 V |
| permissible range, upper limit (AC) | 264 V |
| Line frequency |
| permissible range, lower limit | 47 Hz |
| permissible range, upper limit | 63 Hz |
| Input current |
| Current consumption (rated value) | 60 mA at 120 V AC; 30 mA at 240 V AC |
| Current consumption, max. | 180 mA at 120 V AC; 90 mA at 240 V AC |
| Inrush current, max. | 20 A; at 264 V |
| Output current |
| for backplane bus (5 V DC), max. | 750 mA; Max. 5 V DC for SM and CM |
| Encoder supply |
| 24 V encoder supply |
| 24 V | Permissible range: 20.4V to 28.8V |
| Power loss |
| Power loss, typ. | 10 W |
| Memory |
| Work memory |
| integrated | 25 kbyte |
| expandable | No |
| Load memory |
| integrated | 1 Mbyte |
| Plug-in (SIMATIC Memory Card), max. | 24 Mbyte; with SIMATIC memory card |
| Backup |
| present | Yes; Entire project maintenance-free in the integral EEPROM |
| without battery | Yes |
| CPU processing times |
| for bit operations, typ. | 0.1 µs; / Operation |
| for word operations, typ. | 12 µs; / Operation |
| for floating point arithmetic, typ. | 18 µs; / Operation |
| CPU-blocks |
| Number of blocks (total) | DBs, FCs, FBs, counters and timers. The maximum number of addressable blocks ranges from 1 to 65535. There is no restriction, the entire working memory can be used |
| OB |
| Number, max. | Limited only by RAM for code |
| Data areas and their retentivity |
| Retentive data area (incl. timers, counters, flags), max. | 2 048 byte |
| Flag |
| Number, max. | 4 kbyte; Size of bit memory address area |
| Address area |
| I/O address area |
| Inputs | 1 024 byte |
| Outputs | 1 024 byte |
| Process image |
| Inputs, adjustable | 1 kbyte |
| Outputs, adjustable | 1 kbyte |
| Hardware configuration |
| Number of modules per system, max. | 3 communication modules, 1 signal board |
| Time of day |
| Clock |
| Hardware clock (real-time) | Yes |
| Backup time | 240 h; Typical |
| Deviation per day, max. | ±60 s/month at 25 °C |
| Digital inputs |
| Number of digital inputs | 6; Integrated |
| of which inputs usable for technological functions | 3; HSC (High Speed Counting) |
| Source/sink input | Yes |
| Input voltage |
| Rated value (DC) | 24 V |
| for signal "0" | 5 V DC at 1 mA |
| for signal "1" | 15 V DC at 2.5 mA |
| Input current |
| for signal "1", typ. | 1 mA |
| Input delay (for rated value of input voltage) |
| for standard inputs |
| — parameterizable | 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 | Single phase : 3 at 100 kHz, differential: 3 at 80 kHz |
| Cable length |
| shielded, max. | 500 m; 50 m for technological functions |
| unshielded, max. | 300 m; For technological functions: No |
| Digital outputs |
| Number of digital outputs | 4; Relays |
| Short-circuit protection | No; to be provided externally |
| Switching capacity of the outputs |
| with resistive load, max. | 2 A |
| on lamp load, max. | 30 W with DC, 200 W with AC |
| Output delay with resistive load |
| "0" to "1", max. | 10 ms; max. |
| "1" to "0", max. | 10 ms; max. |
| Parallel switching of two outputs |
| for uprating | No |
| Switching frequency |
| of the pulse outputs, with resistive load, max. | 1 Hz |
| Relay outputs |
| Number of relay outputs | 4 |
| Number of operating cycles, max. | mechanically 10 million, at rated load voltage 100 000 |
| Cable length |
| shielded, max. | 500 m |
| unshielded, max. | 150 m |
| Analog inputs |
| Number of analog inputs | 2 |
| For voltage/current measurement | 2 |
| Input ranges |
| Voltage | Yes |
| Input ranges (rated values), voltages |
| 0 to +10 V | Yes |
| Input resistance (0 to 10 V) | ≥100k ohms |
| Cable length |
| shielded, max. | 100 m; twisted and shielded |
| Analog outputs |
| Number of analog outputs | 0 |
| Cable length |
| shielded, max. | 100 m; shielded, twisted pair |
| Analog value generation for the inputs |
| Integration and conversion time/resolution per channel |
| Resolution with overrange (bit including sign), max. | 10 bit |
| Integration time, parameterizable | Yes |
| Conversion time (per channel) | 625 µs |
| Encoder |
| Connectable encoders |
| 2-wire sensor | Yes |
| 1. Interface |
| Interface type | PROFINET |
| Physics | Ethernet |
| Isolated | Yes |
| automatic detection of transmission rate | Yes |
| Autonegotiation | Yes |
| Autocrossing | Yes |
| Protocols |
| PROFINET IO Controller | Yes |
| Protocols |
| Supports protocol for PROFINET IO | No |
| PROFIBUS | No |
| AS-Interface | No |
| Protocols (Ethernet) |
| TCP/IP | Yes |
| Open IE communication |
| TCP/IP | Yes |
| ISO-on-TCP (RFC1006) | Yes |
| Web server |
| supported | Yes |
| User-defined websites | Yes |
| Further protocols |
| MODBUS | No |
| Communication functions |
| S7 communication |
| supported | Yes |
| as server | Yes |
| Number of connections |
| overall | 15; dynamically |
| Test commissioning functions |
| Status/control |
| Status/control variable | Yes |
| Variables | Inputs/outputs, memory bits, DBs, distributed I/Os, timers, counters |
| Forcing |
| Forcing | Yes |
| Integrated Functions |
| Number of counters | 3 |
| Counting frequency (counter) max. | 100 kHz |
| Frequency measurement | Yes |
| controlled positioning | Yes |
| PID controller | Yes |
| Number of alarm inputs | 4 |
| Potential separation |
| Potential separation digital inputs |
| Potential separation digital inputs | No |
| between the channels, in groups of | 1 |
| Potential separation digital outputs |
| Potential separation digital outputs | Yes; Relays |
| between the channels | No |
| between the channels, in groups of | 1 |
| Permissible potential difference |
| between different circuits | 500 V DC between 24 V DC and 5 V DC |
| EMC |
| Interference immunity against discharge of static electricity |
| Interference immunity against discharge of static electricity acc. to IEC 61000-4-2 | Yes |
| — Test voltage at air discharge | 8 kV |
| — Test voltage at contact discharge | 6 kV |
| Interference immunity to cable-borne interference |
| Interference immunity on supply lines acc. to IEC 61000-4-4 | Yes |
| Interference immunity on signal cables acc. to IEC 61000-4-4 | Yes |
| Interference immunity against voltage surge |
| on the supply lines acc. to IEC 61000-4-5 | Yes |
| Interference immunity against conducted variable disturbance induced by high-frequency fields |
| Interference immunity against high-frequency radiation acc. to IEC 61000-4-6 | Yes |
| Emission of radio interference acc. to EN 55 011 |
| Limit class A, for use in industrial areas | Yes; Group 1 |
| Limit class B, for use in residential areas | Yes; When appropriate measures are used to ensure compliance with the limits for Class B according to EN 55011 |
| Degree and class of protection |
| Degree of protection acc. to EN 60529 | |
| IP20 | Yes |
| Standards, approvals, certificates |
| CE mark | Yes |
| cULus | Yes |
| FM approval | Yes |
| RCM (formerly C-TICK) | Yes |
| Ambient conditions |
| Free fall |
| Fall height, max. | 0.3 m; five times, in product package |
| Ambient temperature during operation |
| min. | 0 °C |
| max. | 55 °C |
| horizontal installation, min. | 0 °C |
| horizontal installation, max. | 55 °C |
| vertical installation, min. | 0 °C |
| vertical installation, max. | 45 °C |
| permissible temperature change | 5°C to 55°C, 3°C / minute |
| Ambient temperature during storage/transportation |
| min. | -40 °C |
| max. | 70 °C |
| Air pressure acc. to IEC 60068-2-13 |
| Operation, min. | 795 hPa |
| Operation, max. | 1 080 hPa |
| Storage/transport, min. | 660 hPa |
| Storage/transport, max. | 1 080 hPa |
| Altitude during operation relating to sea level |
| Installation altitude, min. | -1 000 m |
| Installation altitude, max. | 2 000 m |
| Relative humidity |
| Operation, max. | 95 %; no condensation |
| Vibrations |
| Vibration resistance during operation acc. to IEC 60068-2-6 | 2 g (m/s²) wall mounting, 1 g (m/s²) DIN rail |
| Operation, tested according to IEC 60068-2-6 | Yes |
| Shock testing |
| tested according to IEC 60068-2-27 | Yes; IEC 68, Part 2-27 half-sine: strength of the shock 15 g (peak value), duration 11 ms |
| Pollutant concentrations |
| SO2 at RH < 60% without condensation | S02: < 0.5 ppm; H2S: < 0.1 ppm; RH < 60% condensation-free |
| Configuration |
| Programming |
| Programming language |
| — LAD | Yes |
| — FBD | Yes |
| — SCL | Yes |
| Cycle time monitoring |
| adjustable | Yes |
| Dimensions |
| Width | 90 mm |
| Height | 100 mm |
| Depth | 75 mm |
| Weights |
| Weight, approx. | 420 g |
| last modified: | 03/13/2019 |
