Product Overview
Technical Summary
| Product designation | CPU 312C |
|---|---|
| Order number | 6AG1312-5BF04-7AB0 |
| Based on | 6ES7312-5BF04-0AB0 |
| Supply voltage, rated value | 24 V DC |
| Digital inputs | 10 |
| Digital outputs | 6 |
| High-speed counters | 2; maximum counting frequency 10 kHz |
| Work memory | 64 kbyte; not expandable |
| Interface | 1 integrated RS 485 interface; MPI |
| MPI transmission rate, max. | 187.5 kbit/s |
| Product lifecycle | Product cancellation |
Key Features
- Product designation: CPU 312C based on 6ES7312-5BF04-0AB0, with conformal coating and a -25…+70 °C range.
- Integrated I/O: 10 digital inputs and 6 digital outputs are integrated; 2 outputs are high-speed outputs.
- Supply and memory: Rated supply is 24 V DC; integrated work memory is 64 kbyte and is not expandable.
- MPI interface: The CPU has 1 integrated RS 485 interface for MPI, with a maximum transmission rate of 187.5 kbit/s.
- High-speed functions: 2 counters support a maximum counting frequency of 10 kHz; 2 pulse outputs support pulse width modulation up to 2.5 kHz.
- Required and included configuration: A Micro Memory Card is required; plug-in load memory supports up to 8 Mbyte. The product is without a battery, with program and data backup guaranteed by the MMC.
Applications
- Frequency measurement: The CPU supports frequency measurement with 2 frequency meters, up to 10 kHz.
- Pulse generation: The CPU provides 2 pulse outputs with pulse width modulation up to 2.5 kHz.
Frequently Asked Questions
What product does Siemens order number 6AG1312-5BF04-7AB0 identify?
It identifies a SIPLUS S7-300 CPU 312C based on 6ES7312-5BF04-0AB0, with conformal coating.
Which specifications distinguish this CPU 312C variant?
The listed variant has a 24 V DC rated supply, 10 digital inputs, 6 digital outputs, 2 high-speed counters at up to 10 kHz, MPI, and 64 kbyte work memory.
What memory configuration should be checked?
The integrated work memory is 64 kbyte and is not expandable. A Micro Memory Card is required, with plug-in load memory up to 8 Mbyte.
What connection details should be checked before quotation?
Check the complete order number, the integrated RS 485 MPI interface, the 1x 40-pole front connector, and the required Micro Memory Card.
