| SIPLUS S7-1200 CPU 1212C DC/DC/relay -40...+70°C with conformal coating based on 6ES7212-1HE40-0XB0 . onboard "I/O: ""8 DI 24 V DC; 6 DO relay" "2 A;"" 2 AI 0-10 V DC, Power" supply: DC 20.4-28.8V DC, Program/data memory 75 KB |
| General information |
| Product type designation | CPU 1212C DC/DC/relay |
| Supply voltage |
| Rated value (DC) | |
| 24 V DC | Yes |
| permissible range, lower limit (DC) | 20.4 V |
| permissible range, upper limit (DC) | 28.8 V |
| Reverse polarity protection | Yes |
| Load voltage L+ |
| Rated value (DC) | 24 V |
| permissible range, lower limit (DC) | 5 V |
| permissible range, upper limit (DC) | 250 V |
| Input current |
| Current consumption (rated value) | 400 mA; Typical |
| Current consumption, max. | 1 200 mA; CPU with all expansion modules |
| Inrush current, max. | 12 A; at 28.8 V |
| Output current |
| for backplane bus (5 V DC), max. | 1 000 mA; Max. 5 V DC for SM and CM |
| Encoder supply |
| 24 V encoder supply |
| 24 V | L+ minus 4 V DC min. |
| Power loss |
| Power loss, typ. | 9 W |
| Memory |
| Work memory |
| integrated | 75 kbyte |
| expandable | No |
| Load memory |
| integrated | 1 Mbyte |
| Plug-in (SIMATIC Memory Card), max. | with SIMATIC memory card |
| Backup |
| present | Yes; maintenance-free |
| without battery | Yes |
| CPU processing times |
| for bit operations, typ. | 0.085 µs; / instruction |
| for word operations, typ. | 1.7 µs; / instruction |
| for floating point arithmetic, typ. | 2.3 µs; / instruction |
| 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. | 10 kbyte |
| Flag |
| Number, max. | 4 kbyte; Size of bit memory address area |
| Local data |
| per priority class, max. | 16 kbyte; Priority class 1 (program cycle): 16 KB, priority class 2 to 26: 6 KB |
| Address area |
| Process image |
| Inputs, adjustable | 1 kbyte |
| Outputs, adjustable | 1 kbyte |
| Hardware configuration |
| Number of modules per system, max. | 3 com. modules, no signal board can be used, 2 signal modules |
| Time of day |
| Clock |
| Hardware clock (real-time) | Yes |
| Backup time | 480 h; Typical |
| Deviation per day, max. | 60 s/month at 25 °C |
| Digital inputs |
| Number of digital inputs | 8; Integrated |
| of which inputs usable for technological functions | 4; HSC (High Speed Counting) |
| Source/sink input | Yes |
| Number of simultaneously controllable inputs |
| all mounting positions |
| — up to 40 °C, max. | 8 |
| 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 delay (for rated value of input voltage) |
| for standard inputs |
| — parameterizable | 0.2 µs, 0.4 µs, 0.8 µs, 1.6 µs, 3.2 µs, 6.4 µs and 12.8 µs, selectable in 4 groups |
| — 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 @ 100 kHz & 1 @ 30 kHz, differential: 3 @ 80 kHz & 1 @ 30 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 | 6; Relays |
| 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. |
| Switching frequency |
| of the pulse outputs, with resistive load, max. | 1 Hz |
| Relay outputs |
| Number of relay outputs | 6 |
| 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 |
| 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 |
| 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 |
| PROFINET IO Device | Yes |
| Open IE communication | Yes |
| Web server | Yes |
| PROFINET IO Controller |
| Transmission rate, max. | 100 Mbit/s |
| Services |
| — Number of connectable IO Devices, max. | 16 |
| PROFINET IO Device |
| Services |
| — Shared device | Yes |
| — Number of IO Controllers with shared device, max. | 2 |
| Protocols |
| Supports protocol for PROFINET IO | Yes |
| PROFIBUS | Yes; CM 1243-5 required |
| AS-Interface | Yes |
| Protocols (Ethernet) |
| TCP/IP | Yes |
| Open IE communication |
| TCP/IP | Yes |
| ISO-on-TCP (RFC1006) | Yes |
| UDP | Yes |
| Web server |
| supported | Yes |
| User-defined websites | Yes |
| Further protocols |
| MODBUS | Yes |
| Communication functions |
| S7 communication |
| supported | Yes |
| as server | Yes |
| as client | Yes |
| Number of connections |
| overall | 16; dynamically |
| Test commissioning functions |
| Status/control |
| Status/control variable | Yes |
| Variables | Inputs/outputs, memory bits, DBs, distributed I/Os, timers, counters |
| Forcing |
| Forcing | Yes |
| Diagnostic buffer |
| present | Yes |
| Traces |
| Number of configurable Traces | 2; Up to 512 KB of data per trace are possible |
| Integrated Functions |
| Number of counters | 4 |
| Counting frequency (counter) max. | 100 kHz |
| Frequency measurement | Yes |
| controlled positioning | Yes |
| Number of position-controlled positioning axes, max. | 8 |
| PID controller | Yes |
| Number of alarm inputs | 4 |
| Potential separation |
| Potential separation digital inputs |
| Potential separation digital inputs | 500V AC for 1 minute |
| between the channels, in groups of | 1 |
| Potential separation digital outputs |
| Potential separation digital outputs | Relays |
| between the channels | No |
| between the channels, in groups of | 2 |
| 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 |
| Ambient conditions |
| Free fall |
| Fall height, max. | 0.3 m; five times, in product package |
| Ambient temperature during operation |
| min. | -40 °C; = Tmin; Startup @ -25 °C |
| max. | 70 °C; = Tmax; Tmax > +55 °C number of simultaneously switched-on digital inputs 4, digital outputs 3, analog inputs 2 (no adjacent points) with horizontal mounting position; Tmax > +60 °C number of simultaneously switched-on digital inputs 3, digital outputs 2, analog inputs 0 (no adjacent points) with horizontal mounting position |
| horizontal installation, min. | -40 °C; = Tmin (incl. condensation/frost); start-up @ -25 °C |
| horizontal installation, max. | 60 °C; = Tmax |
| vertical installation, min. | -40 °C; = Tmin; Startup @ -25 °C |
| vertical installation, max. | 50 °C; = Tmax |
| At cold restart, min. | -25 °C |
| Ambient temperature during storage/transportation |
| min. | -40 °C |
| max. | 70 °C |
| Altitude during operation relating to sea level |
| Installation altitude above sea level, max. | 2 000 m |
| Ambient air temperature-barometric pressure-altitude | Tmin ... Tmax at 1 140 hPa ... 795 hPa (-1 000 m ... +2 000 m) // Tmin ... (Tmax - 10 K) at 795 hPa ... 658 hPa (+2 000 m ... +3 500 m) // Tmin ... (Tmax - 20 K) at 658 hPa ... 540 hPa (+3 500 m ... +5 000 m); above 2 000 m max. 132 V AC |
| Relative humidity |
| With condensation, tested in accordance with IEC 60068-2-38, max. | 100 %; RH incl. condensation/frost (no commissioning under condensation conditions) |
| 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 |
| Resistance |
| Coolants and lubricants |
| — Resistant to commercially available coolants and lubricants | Yes; Incl. diesel and oil droplets in the air |
| Use in stationary industrial systems |
| — to biologically active substances according to EN 60721-3-3 | Yes; Class 3B2 mold, fungus and dry rot spores (with the exception of fauna); Class 3B3 on request |
| — to chemically active substances according to EN 60721-3-3 | Yes; Class 3C4 (RH < 75 %) incl. salt spray acc. to EN 60068-2-52 (severity degree 3); * |
| — to mechanically active substances according to EN 60721-3-3 | Yes; Class 3S4 incl. sand, dust, * |
| Use on ships/at sea |
| — to biologically active substances according to EN 60721-3-6 | Yes; Class 6B2 mold and fungal spores (excluding fauna); Class 6B3 on request |
| — to chemically active substances according to EN 60721-3-6 | Yes; Class 6C3 (RH < 75 %) incl. salt spray acc. to EN 60068-2-52 (severity degree 3); * |
| — to mechanically active substances according to EN 60721-3-6 | Yes; Class 6S3 incl. sand, dust; * |
| Remark |
| — Note regarding classification of environmental conditions acc. to EN 60721 | * The supplied plug covers must remain in place over the unused interfaces during operation! |
| Conformal coating |
| Coatings for printed circuit board assemblies acc. to EN 61086 | Yes; Class 2 for high availability |
| Protection against fouling acc. to EN 60664-3 | Yes; Type 1 protection |
| Military testing according to MIL-I-46058C, Amendment 7 | Yes; Discoloration of coating possible during service life |
| Qualification and Performance of Electrical Insulating Compound for Printed Board Assemblies according to IPC-CC-830A | Yes; Conformal coating, Class A |
| 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. | 385 g |
| last modified: | 03/25/2019 |
