Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | CPU 1212C DC/DC/relay |
| Digital inputs | 8; integrated; 24 V DC |
| Relay outputs | 6; up to 2 A with resistive load |
| Analog inputs | 2; 0 to +10 V |
| Power supply | DC 20.4 V to 28.8 V DC; rated value 24 V DC |
| PROFINET interfaces | 1; isolated; 100 Mbit/s max. |
| RJ 45 ports | 1 |
| Protection | IP20 |
Applications
- PROFINET IO control: The CPU supports PROFINET IO Controller operation and can connect up to 16 IO devices.
- PROFINET IO device operation: The CPU supports PROFINET IO device operation, including shared device operation with up to 2 IO Controllers.
- OPC UA data exchange: The OPC UA Server supports data access by read, write and subscribe, with method calls.
- Digital and analog signal processing: The CPU processes 8 digital inputs, 6 relay outputs and 2 analog voltage inputs.
Key Features
- Digital I/O: 8 integrated digital inputs at 24 V DC and 6 relay outputs; relay outputs support up to 2 A with a resistive load.
- Analog inputs: 2 analog inputs with a rated voltage range of 0 to +10 V and ≥100k ohms input resistance.
- Power supply: DC supply with a permissible range of 20.4 V to 28.8 V DC; rated value 24 V DC.
- 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, OPC UA Server, MODBUS and S7 communication.
- Installation and protection: Compact CPU with IP20 degree of protection; dimensions are 10.50 x 10.00 x 8.30 cm and net weight is 0.340 kg.
Frequently Asked Questions
1. What I/O does the Siemens 6AG1212-1HE40-2XB0 have?
It has 8 integrated digital inputs at 24 V DC, 6 relay outputs and 2 analog inputs with a rated range of 0 to +10 V.
2. What supply voltage does this CPU require?
The DC supply has a rated value of 24 V DC and a permissible range of 20.4 V to 28.8 V DC.
3. Which network interface and protocols are supported?
It has 1 isolated PROFINET interface with 1 RJ 45 port and supports PROFINET IO Controller, PROFINET IO device, OPC UA Server, MODBUS and S7 communication.
4. What are the mounting dimensions and protection degree?
The dimensions are 10.50 x 10.00 x 8.30 cm, the net weight is 0.340 kg and the protection degree is IP20.
