Key Features
- Digital input module: Digital input module with isolated 16 DI.
- 24 V DC input voltage: Input voltage: 24 V DC.
- 1x 20-pole connection: Connection via 1x 20-pole interface.
- Conformal coating: Supplied with conformal coating.
- Wide temperature range: -40…+70 °C.
- SIPLUS S7-300 SM 321: SIPLUS S7-300 SM 321 based on 6ES7321-1BH02-0AA0.
Applications
- Digital input acquisition: Acquiring 16 digital inputs in an S7-300 station.
- 24 V DC signal monitoring: Monitoring 24 V DC input signals.
- 2-wire sensor connection: Connecting 2-wire sensors to the input channels.
Technical Summary
| Based on | 6ES7321-1BH02-0AA0 |
|---|---|
| Product function | Isochronous mode: No |
| Load voltage L+ rated value | 24 V |
| Load voltage L+ permissible range, lower limit | 20.4 V |
| Load voltage L+ permissible range, upper limit | 28.8 V |
| Input current from backplane bus 5 V DC, max. | 10 mA |
| Power loss, typ. | 3.5 W |
| Number of digital inputs | 16 |
| Input characteristic curve in accordance with IEC 61131, type 1 | Yes |
| Input voltage type | DC |
| Input voltage for signal "0" | -30 to +5 V |
| Input voltage for signal "1" | 13 to 30V |
| Input current for signal "1", typ. | 7 mA |
Frequently Asked Questions
What is Siemens 6AG1321-1BH02-2AA0?
It is a SIPLUS S7-300 SM 321 20-pole digital input module.
How many digital inputs does 6AG1321-1BH02-2AA0 have?
It has 16 digital inputs.
What input voltage does this module use?
The input voltage is 24 V DC.
What is the temperature range of this SIPLUS module?
The temperature range is -40…+70 °C.
What connection does 6AG1321-1BH02-2AA0 use?
It uses 1x 20-pole connection.
