Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | CPU 1212C DC/DC/relay |
| Digital inputs | 8; 24 V DC |
| Digital outputs | 6 relay; up to 2 A with resistive load |
| Analog inputs | 2; 0 to +10 V |
| Analog output | 0 |
| Supply voltage | 24 V DC; 20.4 V to 28.8 V |
| PROFINET interfaces | 1; RJ 45; up to 100 Mbit/s |
| Work memory | 100 kbyte |
| Load memory | 2 Mbyte |
| Firmware version | V4.7 |
Applications
- Digital signal acquisition and relay output control: The CPU acquires signals through 8 digital inputs and controls outputs through 6 relay outputs.
- Analog signal acquisition: The CPU acquires voltage signals through 2 analog inputs in the 0 to +10 V range.
- PROFINET communication: The CPU provides PROFINET IO Controller and PROFINET IO device communication through its PROFINET interface.
Key Features
- Digital I/O: 8 integrated digital inputs at 24 V DC and 6 relay digital outputs; relay outputs support up to 2 A with a resistive load.
- Analog inputs: 2 analog inputs support the 0 to +10 V range with 10 bit resolution including overrange.
- Power supply: Supply and load voltage: 24 V DC, permissible range 20.4 V to 28.8 V; reverse polarity protection is present.
- PROFINET interface: 1 isolated PROFINET interface with 1 RJ 45 port and transmission rate up to 100 Mbit/s.
- Communication protocols: Supports PROFINET IO Controller, PROFINET IO device, SIMATIC communication, Open IE communication, OPC UA Server, MODBUS, and S7 communication.
- Diagnostics and processing: Has a diagnostic buffer, RUN/STOP, ERROR, and MAINT LEDs, 2 configurable traces, 100 kbyte work memory, and 2 Mbyte load memory.
Frequently Asked Questions
1. How many digital and analog channels does 6ES7212-1HE40-0XB0 have?
It has 8 integrated digital inputs, 6 relay digital outputs, 2 analog inputs, and 0 analog outputs.
2. What signal ranges are supported by the analog inputs?
The 2 analog inputs support 0 to +10 V and have 10 bit resolution including overrange.
3. What PROFINET connection does this CPU provide?
It provides 1 isolated PROFINET interface with 1 RJ 45 port and transmission rate up to 100 Mbit/s.
4. What supply voltage does the CPU require?
The supply and load voltage is 24 V DC, with a permissible range from 20.4 V to 28.8 V.
