Technical Summary
| Based on | 6ES7321-1CH20-0AA0 |
|---|---|
| Product function | Isochronous mode: No |
| Digital inputs | Number of digital inputs: 16 |
| Input voltage | Type of input voltage: DC |
| Load voltage L+ | Rated value (DC): 48 V |
| Load voltage L+ permissible range | permissible range, upper limit (DC): 125 V |
| Input current | from backplane bus 5 V DC, max.: 40 mA |
| Power loss | Power loss, typ.: 4.3 W |
| Input characteristic | Input characteristic curve in accordance with IEC 61131, type 1: Yes |
| Connection | 1x 20-pole |
| Conformal coating | Conformal coating |
| Isolation | between the channels and backplane bus: Yes; Optocoupler |
Applications
16-channel digital input acquisition
Acquiring 16 DC digital input signals in a PLC I/O system.
2-wire sensor connection
Connecting 2-wire sensors to the module inputs.
Key Features
SIPLUS S7-300 spare part
Spare part for the SIPLUS S7-300 range, based on 6ES7321-1CH20-0AA0.
Digital input module
SM 321 with 16 isolated digital inputs.
48-125 V DC input range
Input voltage rated value: 48 V DC to 125 V DC.
Conformal coating
Configured with conformal coating.
1x 20-pole connection
Supplied with 1x 20-pole connection.
Product lifecycle
Product cancellation.
Frequently Asked Questions
What is Siemens 6AG1321-1CH20-2AA0?
It is a SIPLUS S7-300 SM 321 spare part based on 6ES7321-1CH20-0AA0.
How many digital inputs does 6AG1321-1CH20-2AA0 have?
It has 16 digital inputs.
What is the input voltage range for 6AG1321-1CH20-2AA0?
The rated input voltage is 48 V DC to 125 V DC.
What connection does 6AG1321-1CH20-2AA0 use?
It uses 1x 20-pole connection.
