Key Features
- 4 digital inputs: Digital input isolated 4 DI with 4 NAMUR inputs.
- NAMUR/DIN 19234: Designed for NAMUR/DIN 19234 signals with two-wire connection for NAMUR encoder.
- Diagnostics-capable: Diagnostics function and diagnostic information readable, with SF, F, and input status LEDs.
- Hazardous-area signals: For signals from the hazardous area.
- Conformal coating: SIPLUS S7-300 module with conformal coating and 0…+60 °C.
Applications
- Hazardous-area signal acquisition: For signals from the hazardous area into 4 NAMUR digital inputs.
Technical Summary
| Based on | 6ES7321-7RD00-0AB0 |
|---|---|
| Rated voltage | 24 V |
| Number of digital inputs | 4 |
| Number of NAMUR inputs | 4 |
| Input voltage type | DC |
| NAMUR input rated value | 8.2 V; from internal power circuit supply |
| Input frequency, max. | 2 kHz |
| Diagnostics function | Yes |
| Module for Ex(i) protection | Yes |
| Reverse polarity protection | Yes |
| Power loss, typ. | 1.1 W |
Frequently Asked Questions
What is Siemens 6AG1321-7RD00-4AB0?
It is a SIPLUS S7-300 SM 321 4DI NAMUR module based on 6ES7321-7RD00-0AB0.
How many inputs does 6AG1321-7RD00-4AB0 have?
It has 4 digital inputs and 4 NAMUR inputs.
What is the rated voltage for 6AG1321-7RD00-4AB0?
Rated voltage is 24 V.
Does 6AG1321-7RD00-4AB0 support diagnostics?
Yes. It is diagnostics-capable and diagnostic information is readable.
