Key Features
- 16 digital inputs: Provides 16 DI for digital signal acquisition.
- Diagnostics capability: Supports alarms, diagnostic alarm, hardware interrupt, and diagnostic information readable.
- Input options: Suitable for contacts (wired/ not wired), NAMUR encoder, and 3/4-wire BERO.
- Signal handling: Includes chatter monitoring, pulse stretching, and wire-break detection.
- Construction and identification: Spare part SIPLUS PCS 7 SM 321 16 DI based on 6ES7321-7TH00-0AB0 with conformal coating.
Applications
- Digital input signal acquisition: Reads 16 digital input signals from contacts, NAMUR encoder, and 3/4-wire BERO.
- Input diagnostics and fault monitoring: Supports diagnostic alarm, hardware interrupt, wire-break detection, and diagnostic information reading for input monitoring.
Technical Summary
| Based on | 6ES7321-7TH00-0AB0 |
|---|---|
| Product type | SIPLUS PCS 7 SM 321 16 DI |
| Digital inputs | 16 |
| Load voltage L+ | 24 V |
| Input voltage | DC |
| Input voltage, rated value | 8.2 V; 8.2V/18V |
| Input current from load voltage L+ (without load), max. | 100 mA |
| Input current from backplane bus 5 V DC, max. | 100 mA |
| Input characteristic curve in accordance with IEC 61131, type 2 | Yes |
| Power loss, typ. | 11 W |
| Diagnostics function | Yes |
| Isolation tested with | 600 V DC |
| Conformal coating | Yes |
Frequently Asked Questions
What is Siemens 6AG1321-7TH00-4AB0?
It is a SIPLUS PCS 7 SM 321 16 DI spare part based on 6ES7321-7TH00-0AB0.
How many digital inputs does 6AG1321-7TH00-4AB0 provide?
It provides 16 digital inputs.
What input voltage does 6AG1321-7TH00-4AB0 use?
The load voltage L+ is 24 V, and the input voltage type is DC.
Does 6AG1321-7TH00-4AB0 support diagnostics?
Yes. It supports alarms, diagnostic alarm, hardware interrupt, diagnostics function, and diagnostic information readable.
What field devices can be connected to 6AG1321-7TH00-4AB0?
It is suitable for contacts (wired/ not wired), NAMUR encoder, and 3/4-wire BERO.
