Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | CPU 1214C AC/DC/relay |
| Digital inputs | 14; integrated; 24 V DC |
| Digital outputs | 10; relay; 2 A maximum with resistive load |
| Analog inputs | 2; 0 to +10 V |
| Analog outputs | 0 |
| Power supply | AC 85 V to 264 V AC at 47 Hz to 63 Hz |
| PROFINET interfaces | 1; isolated; RJ 45 |
| Program/data memory | 75 kbyte |
| Resolution | 10 bit with overrange including sign |
| Conversion time | 625 μs per channel |
| Protection rating | IP20 |
Applications
- Analog signal acquisition: Acquisition of 0 to +10 V signals through 2 analog inputs.
- Digital signal acquisition and relay switching: Acquisition through 14 digital inputs and switching through 10 relay outputs.
- PROFINET communication: Communication using the 1 PROFINET interface and PROFINET IO Controller.
- Controlled positioning: Controlled positioning is supported by the CPU.
- PID control: PID controller functionality is supported by the CPU.
Key Features
- Compact CPU with onboard I/O: CPU 1214C AC/DC/relay with 14 integrated digital inputs, 10 relay digital outputs, and 2 analog inputs.
- AC power supply: Supply: AC 85 V to 264 V AC at 47 Hz to 63 Hz.
- Analog input range: The 2 analog inputs support 0 to +10 V with 10 bit resolution and 625 μs conversion time per channel.
- PROFINET communication: 1 isolated PROFINET interface with RJ 45 connection, PROFINET IO Controller, TCP/IP, UDP, ISO-on-TCP (RFC1006), and MODBUS support.
- Diagnostics and test functions: The CPU has a diagnostic buffer, forcing, status/control variables, 6 counters, and frequency measurement up to 100 kHz.
- Digital output protection and switching: The 10 relay outputs switch up to 2 A with resistive load; short-circuit protection is not included and must be provided externally.
Frequently Asked Questions
1. How many onboard I/O channels does the 6ES7214-1BG31-0XB0 have?
It has 14 integrated digital inputs, 10 relay digital outputs, and 2 analog inputs. It has 0 analog outputs.
2. What analog signal range does this CPU support?
The 2 analog inputs support 0 to +10 V and provide 10 bit resolution with overrange including sign.
3. Which communication interfaces and protocols are supported?
It has 1 isolated PROFINET interface with RJ 45 connection. Supported protocols include PROFINET IO Controller, PROFIBUS, TCP/IP, ISO-on-TCP (RFC1006), UDP, MODBUS, and S7 communication.
4. What supply voltage and frequency range does the CPU require?
Supply is AC 85 V to 264 V AC at 47 Hz to 63 Hz. The source also lists rated values of 120 V AC and 230 V AC.
5. Does the configuration include short-circuit protection for the relay outputs?
It is without short-circuit protection for the digital outputs; protection must be provided externally.
