Product Description
Key Features
- Exact module identity: SIMATIC S7-400 SM 431 analog input module with 16 non-isolated analog inputs.
- Voltage and current input ranges: Rated input ranges include -10 V to +10 V, -1 V to +1 V, 1 V to 5 V, -20 mA to +20 mA, and 4 mA to 20 mA.
- Resolution and conversion: Resolution with overrange is 13 bit; integration time is parameterizable, with a 20 ms conversion time stated in the supplied product description.
- Signal encoder connections: Voltage measurement is possible, and current measurement as a 4-wire transducer is supported.
- Supply and protection: Load voltage L+ is 24 V and is only required for supplying 2-wire transmitters; reverse polarity protection is Yes.
- Lifecycle status: Announcement of product phase-out.
Applications
- Voltage measurement: Supports voltage measurement through the listed voltage input ranges.
- Current measurement: Supports current measurement, including current measurement as a 4-wire transducer.
Technical Summary
| Product | 6ES7431-0HH00-0AB0 |
|---|---|
| Module type | SIMATIC S7-400 SM 431 analog input |
| Analog inputs | 16, non-isolated |
| Resolution with overrange | 13 bit |
| Rated voltage input ranges | -10 V to +10 V; -1 V to +1 V; 1 V to 5 V |
| Rated current input ranges | -20 mA to +20 mA; 4 mA to 20 mA |
| Conversion time | 20 ms |
| Load voltage L+ | 24 V; Only required for supplying 2-wire transmitters |
| Product lifecycle | Announcement of product phase-out |
Frequently Asked Questions
What order number should be confirmed for this analog input module?
Confirm the complete order number 6ES7431-0HH00-0AB0 on the nameplate.
Which input ranges should be checked against the installed configuration?
Check -10 V to +10 V, -1 V to +1 V, 1 V to 5 V, -20 mA to +20 mA, and 4 mA to 20 mA.
Does this configuration include diagnostic functions?
No. The supplied data lists the diagnostics function as No.
