| General information |
| Product type designation | CPU 1214FC DC/DC/DC |
| Firmware version | V1.0 |
| ● FW update possible | Yes |
| Product function |
| ● I&M data | Yes; I&M0 to I&M3 |
| ● SysLog | Yes |
| Engineering with |
| ● Programming package | STEP 7 V20 or higher |
| 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 |
| Input current |
| Current consumption (rated value) | 145 mA; CPU only |
| Current consumption, max. | 1 000 mA; CPU with all expansion modules |
| Inrush current, max. | 12 A; at 28.8 V DC |
| I²t | 0.5 A²·s |
| Output current |
| for backplane bus (5 V DC), max. | 1 600 mA; Max. 5 V DC for SM and CM |
| Encoder supply |
| 24 V encoder supply |
| ● 24 V | Yes; L+ minus 4 V DC min. |
| ● Short-circuit protection | Yes |
| ● Output current, max. | 400 mA |
| Power loss |
| Power loss, typ. | 3.5 W |
| Memory |
| Work memory |
| ● integrated | 1 050 kbyte |
| ● integrated (for program) | 300 kbyte |
| ● integrated (for data) | 750 kbyte |
| Load memory |
| ● integrated | 8 Mbyte |
| ● Plug-in (SIMATIC Memory Card), max. | 32 Gbyte; with SIMATIC memory card |
| Backup |
| ● present | Yes |
| ● maintenance-free | Yes |
| ● without battery | Yes |
| CPU processing times |
| for bit operations, typ. | 37 ns; / instruction |
| for word operations, typ. | 30 ns; / instruction |
| for floating point arithmetic, typ. | 74 ns; / instruction |
| CPU-blocks |
| Number of elements (total) | 4 000; Blocks (OB, FB, FC, DB) and UDTs |
| OB |
| ● Number of free cycle OBs | 100 |
| ● Number of time alarm OBs | 20 |
| ● Number of delay alarm OBs | 20 |
| ● Number of cyclic interrupt OBs | 20; with minimum OB 3x cycle of 1 ms |
| ● Number of process alarm OBs | 50 |
| ● Number of DPV1 alarm OBs | 3 |
| ● Number of isochronous mode OBs | 1 |
| ● Number of startup OBs | 100 |
| ● Number of asynchronous error OBs | 4 |
| ● Number of synchronous error OBs | 2 |
| ● Number of diagnostic alarm OBs | 1 |
| Data areas and their retentivity |
| Retentive data area (incl. timers, counters, flags), max. | 20 kbyte |
| Flag |
| ● Size, max. | 8 kbyte; Size of bit memory address area |
| Local data |
| ● per priority class, max. | 64 kbyte; max. 16 KB per block |
| Address area |
| Process image |
| ● Inputs, adjustable | 1 kbyte |
| ● Outputs, adjustable | 1 kbyte |
| Hardware configuration |
| Number of modules per system, max. | 10 |
| Time of day |
| Clock |
| ● Hardware clock (real-time) | Yes |
| ● Backup time | 480 h; Typical |
| ● Deviation per day, max. | 2 s; at 25 °C |
| Digital inputs |
| Number of digital inputs | 14; Integrated |
| ● of which inputs usable for technological functions | 8; HSC (High Speed Counting) |
| Source/sink input | Yes |
| Number of simultaneously controllable inputs |
| all mounting positions |
| — up to 40 °C, max. | 14 |
| Input voltage |
| ● Rated value (DC) | 24 V |
| ● for signal "0" | 5 V DC or 0.5 mA |
| ● for signal "1" | 15 V DC at 2.5 mA |
| Input delay (for rated value of input voltage) |
| for standard inputs |
| — parameterizable | 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 μs; 0.05 / 0.1 / 0.2 / 0.4 / 0.8 / 1.6 / 3.2 / 6.4 / 10.0 / 12.8 / 20.0 ms |
| — at "0" to "1", min. | 0.1 µs |
| — at "0" to "1", max. | 20 ms |
| for interrupt inputs |
| — parameterizable | Yes |
| for technological functions |
| — parameterizable | single phase: 6 HSCs @ 100 kHz & 2 standard @ 30 kHz, quadrature phase: 6 HSCs @ 80 kHz & 2 standard @ 20 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 | 10; 20 kHz or 100 kHz |
| ● of which high-speed outputs | 4; 100 kHz (Qa.0 - Qa.3) |
| Limitation of inductive shutdown voltage to | L+ (-40 V) |
| Switching capacity of the outputs |
| ● with resistive load, max. | 0.5 A |
| ● on lamp load, max. | 5 W |
| Output voltage |
| ● for signal "0", max. | 0.1 V; with 10 kOhm load |
| ● for signal "1", min. | 20 V |
| Output current |
| ● for signal "1" rated value | 0.5 A |
| ● for signal "0" residual current, max. | 10 µA |
| Output delay with resistive load |
| ● "0" to "1", max. | 1 µs; of the pulse outputs (Qa.0 to Qa.3), max. 1.0 µs; of the standard outputs (Qa.4 to Qb.1), max. 50 µs; |
| ● "1" to "0", max. | 3 µs; of the pulse outputs (Qa.0 to Qa.3), max. 3.0 µs; of the standard outputs (Qa.4 to Qb.1), max. 200 µs; |
| Switching frequency |
| ● of the pulse outputs, with resistive load, max. | 100 kHz; 100 kHz max. (Qa.0 - Qa.3), 20 kHz max. (Qa.4 to Qb.1) |
| Relay outputs |
| ● Number of relay outputs | 0 |
| Cable length |
| ● shielded, max. | 500 m |
| ● unshielded, max. | 150 m |
| Analog inputs |
| Number of analog inputs | 0 |
| Analog outputs |
| Number of analog outputs | 0 |
| Encoder |
| Connectable encoders |
| ● 2-wire sensor | Yes |
| 1. Interface |
| Interface type | PROFINET |
| Isolated | Yes |
| automatic detection of transmission rate | Yes |
| Autonegotiation | Yes |
| Autocrossing | Yes |
| Interface types |
| ● RJ 45 (Ethernet) | Yes |
| ● Number of ports | 2 |
| ● integrated switch | Yes |
| Protocols |
| ● IP protocol | Yes; IPv4 |
| ● PROFINET IO Controller | Yes |
| ● PROFINET IO Device | Yes |
| ● SIMATIC communication | Yes |
| ● Open IE communication | Yes; Optionally also encrypted |
| ● Web server | Yes |
| ● Media redundancy | Yes |
| PROFINET IO Controller |
| ● Transmission rate, max. | 100 Mbit/s |
| Services |
| — PG/OP communication | Yes; encryption with TLS V1.3 pre-selected |
| — Isochronous mode | Yes |
| — IRT | Yes |
| — PROFIenergy | Yes; per user program |
| — Prioritized startup | Yes |
| — Number of IO devices with prioritized startup, max. | 16 |
| — Number of connectable IO Devices, max. | 31 |
| — Of which IO devices with IRT, max. | 31 |
| — Number of connectable IO Devices for RT, max. | 31 |
| — of which in line, max. | 31 |
| — Activation/deactivation of IO Devices | Yes |
| — Number of IO Devices that can be simultaneously activated/deactivated, max. | 8 |
| — Updating time | 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. |
| Update time for IRT |
| — for send cycle of 1 ms | 1 ms to 16 ms |
| — for send cycle of 2 ms | 2 ms to 32 ms |
| — for send cycle of 4 ms | 4 ms to 64 ms |
| Update time for RT |
| — for send cycle of 1 ms | 1 ms to 512 ms |
| — for send cycle of 2 ms | 2 ms to 512 ms |
| — for send cycle of 4 ms | 4 ms to 512 ms |
| PROFINET IO Device |
| Services |
| — PG/OP communication | Yes; encryption with TLS V1.3 pre-selected |
| — Isochronous mode | No |
| — IRT | Yes |
| — PROFIenergy | Yes; per user program |
| — Shared device | Yes |
| — Number of IO Controllers with shared device, max. | 2 |
| Protocols |
| Supports protocol for PROFINET IO | Yes |
| PROFIsafe | Yes |
| PROFIBUS | No |
| OPC UA | No |
| AS-Interface | No |
| Protocols (Ethernet) |
| ● TCP/IP | Yes |
| ● DHCP | Yes |
| ● SNMP | Yes |
| ● DCP | Yes |
| ● LLDP | Yes |
| Number of connections |
| ● Number of connections, max. | 128; via integrated interfaces of the CPU and connected CPs / CMs |
| ● Number of connections reserved for ES/HMI/web | 10 |
| ● Number of connections via integrated interfaces | 88 |
| Redundancy mode |
| Media redundancy |
| — MRP | Yes; as MRP redundancy manager and/or MRP client |
| — MRPD | Yes |
| SIMATIC communication |
| ● S7 routing | No |
| ● S7 communication, as server | Yes |
| ● S7 communication, as client | Yes |
| Open IE communication |
| ● TCP/IP | Yes |
| — Data length, max. | 8 kbyte |
| — several passive connections per port, supported | Yes |
| ● ISO-on-TCP (RFC1006) | Yes |
| — Data length, max. | 8 kbyte |
| ● UDP | Yes |
| — Data length, max. | 2 kbyte; 1 472 bytes for UDP broadcast |
| ● DHCP | Yes |
| ● DNS | Yes |
| ● SNMP | Yes |
| ● DCP | Yes |
| ● LLDP | Yes |
| ● Encryption | Yes; Optional |
| Web server |
| ● supported | Yes |
| ● HTTPS | Yes |
| ● web API | Yes |
| — Number of sessions, max. | 30 |
| ● User-defined websites | Yes |
| Further protocols |
| ● MODBUS | Yes |
| communication functions / header |
| S7 communication |
| ● supported | Yes |
| ● as server | Yes |
| ● as client | Yes |
| ● User data per job, max. | See online help (S7 communication, user data size) |
| Number of connections |
| ● overall | PG Connections: 4 reserved; HMI Connections: 4 reserved / 82 max; S7 Connections: 78 max; Open User Connections: 78 max; Web Connections: 2 reserved / 80 max; Total Connections: 10 reserved / 88 max |
| S7 message functions |
| Number of login stations for message functions, max. | 32 |
| Program alarms | Yes |
| Number of configurable program messages, max. | 5 000 |
| Number of loadable program messages in RUN, max. | 2 500 |
| Number of simultaneously active program alarms | |
| ● Number of program alarms | 600 |
| ● Number of alarms for system diagnostics | 100 |
| ● Number of alarms for motion technology objects | 160 |
| 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 | 4 |
| ● Memory size per trace, max. | 512 kbyte |
| Interrupts/diagnostics/status information |
| Diagnostics indication LED |
| ● RUN/STOP LED | Yes |
| ● ERROR LED | Yes |
| ● MAINT LED | Yes |
| Supported technology objects |
| Motion Control | Yes |
| ● Number of available Motion Control resources for technology objects | 800 |
| ● Required Motion Control resources | |
| — per speed-controlled axis | 40 |
| — per positioning axis | 80 |
| — per synchronous axis | 160 |
| — per external encoder | 80 |
| — per output cam | 20 |
| — per cam track | 160 |
| — per probe | 40 |
| ● Number of available Extended Motion Control resources for technology objects | 40 |
| ● Required Extended Motion Control resources | |
| — per cam (1 000 points and 50 segments) | 2; 1000 points and 1 segment |
| — for each set of kinematics | 30 |
| ● kinematics functions | |
| — kinematics with up to 4 interpolating axes | Yes |
| — kinematics with 5 or more interpolating axes | No |
| — user-defined kinematics | No |
| — SIMATIC Safe Kinematics | No |
| ● Positioning axis | |
| — Number of positioning axes at motion control cycle of 4 ms (typical value) | 10 |
| — Number of positioning axes at motion control cycle of 8 ms (typical value) | 10 |
| Integrated Functions |
| Counter | Yes |
| ● Number of counters | 8 |
| ● Counting frequency, max. | 100 kHz; Ia.0 to Ia.5: 100 kHz (80 kHz in quadrature mode), Ia.6 to Ib.5: 30 kHz (20 kHz in quadrature mode) |
| Frequency measurement | Yes |
| PID controller | Yes |
| Number of pulse outputs | 8; individually assigned to CPU and Signal Board |
| Limit frequency (pulse) | 100 kHz |
| Potential separation |
| Potential separation digital inputs |
| ● Potential separation digital inputs | Yes; field side to logic: 707 V DC (type test) |
| ● between the channels | No |
| ● Number of potential groups | 1 |
| Potential separation digital outputs |
| ● Potential separation digital outputs | Yes |
| ● between the channels | No |
| ● Number of potential groups | 1 |
| 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 |
| ● Interference immunity on 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 |
| IP degree of protection | IP20 |
| Standards, approvals, certificates |
| Siemens Eco Profile (SEP) | Siemens EcoTech |
| CE mark | Yes |
| UL approval | Yes |
| cULus | Yes |
| FM approval | No |
| RCM (formerly C-TICK) | Yes |
| KC approval | Yes |
| Marine approval | No |
| Ecological footprint |
| ● environmental product declaration | Yes; type 2 acc. to ISO 14021 |
| Global warming potential |
| — global warming potential, (total) [CO2 eq] | 68 kg |
| — global warming potential, (during production) [CO2 eq] | 14.4 kg |
| — global warming potential, (during operation) [CO2 eq] | 54.2 kg |
| — global warming potential, (after end of life cycle) [CO2 eq] | -0.723 kg |
| Highest safety class achievable in safety mode |
| ● Performance level according to ISO 13849-1 | PLe |
| ● SIL acc. to IEC 61508 | SIL 3 |
| Probability of failure (for service life of 20 years and repair time of 100 hours) |
| — Low demand mode: PFDavg in accordance with SIL3 | < 2.00E-05 |
| — High demand/continuous mode: PFH in accordance with SIL3 | < 1.00E-09 up to an operational altitude of 3 000 m or < 2.00E-09 at an operating altitude greater than 3 000 m up to 5 000 m |
| product functions / security / header |
| signed firmware update | Yes |
| Secure Boot | Yes |
| safely removing data | No |
| Ambient conditions |
| Free fall |
| ● Fall height, max. | 0.3 m; five times, in product package |
| Ambient temperature during operation |
| ● min. | -20 °C; No condensation |
| ● max. | 40 °C; at max. voltages and max. specifications |
| ● horizontal installation, min. | -20 °C; No condensation |
| ● horizontal installation, max. | 60 °C; at rated voltages, 50 % of max. specification and alternate IO active |
| ● vertical installation, min. | -20 °C; No condensation |
| ● vertical installation, max. | 50 °C; at rated voltages, 50 % of max. specification and alternate IO active |
| Ambient temperature during storage/transportation |
| ● min. | -40 °C |
| ● max. | 70 °C |
| Air pressure acc. to IEC 60068-2-13 |
| ● Operation, min. | 540 hPa |
| ● Operation, max. | 1 140 hPa |
| ● Storage/transport, min. | 540 hPa |
| ● Storage/transport, max. | 1 140 hPa |
| Altitude during operation relating to sea level |
| ● Installation altitude, min. | -1 000 m |
| ● Installation altitude, max. | 5 000 m; Restrictions for installation altitudes > 2 000 m, see manual |
| Relative humidity |
| ● Operation, max. | 95 %; no condensation |
| Vibrations |
| ● Vibration resistance during operation acc. to IEC 60068-2-6 | 3.5 mm from 5 - 8.4 Hz, 1g from 8.4 - 150 Hz |
| ● 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 / header |
| configuration / programming / header |
| Programming language |
| — LAD | Yes; incl. failsafe |
| — FBD | Yes; incl. failsafe |
| — SCL | Yes |
| Know-how protection |
| ● User program protection/password protection | Yes |
| Access protection |
| ● protection of confidential configuration data | Yes |
| ● Protection level: Write protection | Yes |
| ● Protection level: Read/write protection | Yes |
| ● Protection level: Write protection for Failsafe | Yes |
| ● Protection level: Complete protection | Yes |
| ● User administration | Yes; device-wide |
| ● Number of users | 100 |
| ● Number of groups | 100 |
| ● Number of roles | 50 |
| programming / cycle time monitoring / header |
| ● adjustable | Yes |
| Dimensions |
| Width | 80 mm |
| Height | 125 mm |
| Depth | 100 mm |
| Weights |
| Weight, approx. | 352 g |