Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | CPU 1212C DC/DC/DC |
| Digital inputs | 8; Integrated; 24 V DC |
| Digital outputs | 6; 24 V DC |
| Analog inputs | 2; 0 to +10 V |
| PROFINET interfaces | 1; RJ 45 (Ethernet) |
| Work memory | 50 kbyte |
| Load memory | 1 Mbyte |
| Supply | 24 V DC; permissible range: 20.4 V to 28.8 V |
| Conversion time per analog channel | 625 μs |
| Protection | IP20 |
Applications
- Frequency measurement: The source supports frequency measurement with a maximum counting frequency of 100 kHz.
- Controlled positioning and PID control: The source supports controlled positioning and a PID controller.
Key Features
- Onboard digital I/O: 8 integrated digital inputs at 24 V DC and 6 digital outputs at 24 V DC.
- Analog inputs: 2 analog inputs support the 0 to +10 V range with ≥100k ohms input resistance.
- PROFINET interface: 1 isolated PROFINET interface with RJ 45 Ethernet connection, automatic transmission-rate detection, autonegotiation, and autocrossing.
- Processing and memory: 50 kbyte integrated work memory, 1 Mbyte load memory, and typical processing times of 0.085 μs for bit operations, 1.7 μs for word operations, and 2.5 μs for floating point arithmetic.
- Diagnostics and web functions: Diagnostic buffer, web server, user-defined websites, forcing, and status/control of inputs, outputs, memory bits, DBs, distributed I/Os, timers, and counters.
- Power supply: 24 V DC rated supply with a permissible range of 20.4 V to 28.8 V.
Frequently Asked Questions
1. How many onboard I/O channels does the 6ES7212-1AE31-0XB0 have?
It has 8 integrated digital inputs, 6 digital outputs, and 2 analog inputs.
2. What analog input range does this CPU support?
Its 2 analog inputs support 0 to +10 V, with ≥100k ohms input resistance.
3. Which network interface and protocols are supported?
It has 1 isolated PROFINET interface with an RJ 45 (Ethernet) connection. The source supports PROFINET IO Controller, PROFINET IO, PROFIBUS, TCP/IP, ISO-on-TCP (RFC1006), UDP, MODBUS, and S7 communication.
4. What supply voltage does the CPU require?
The rated supply is 24 V DC, with a permissible range of 20.4 V to 28.8 V.
5. What should be verified before requesting a quote?
Verify the exact order number, I/O configuration, PROFINET interface requirement, supply range, and IP20 protection requirement.
