Technical Summary
| Product base | 6ES7321-1CH20-0AA0 |
|---|---|
| Product function | Isochronous mode: No |
| Load voltage L+ rated value | 48 V |
| Load voltage L+ permissible range | 48 V to 125 V |
| Input current from backplane bus 5 V DC, max. | 40 mA |
| Power loss, typ. | 4.3 W |
| Number of digital inputs | 16 |
| Input characteristic curve in accordance with IEC 61131, type 1 | Yes |
| Input voltage type | DC |
| Input current for signal "1", typ. | 3.5 mA |
| Standard inputs parameterizable | No |
| Shielded cable, max. | 1 000 m |
| Unshielded cable, max. | 600 m |
Key Features
SIPLUS S7-300 SM 321
Digital input module based on 6ES7321-1CH20-0AA0.
Digital input module based on 6ES7321-1CH20-0AA0.
16 isolated digital inputs
Provides 16 DI with potential separation between the channels and backplane bus via optocoupler.
Provides 16 DI with potential separation between the channels and backplane bus via optocoupler.
48 V DC to 125 V DC input voltage
Uses DC input voltage with rated value 48 V and permissible range 48 V to 125 V.
Uses DC input voltage with rated value 48 V and permissible range 48 V to 125 V.
Conformal coating
SIPLUS variant with conformal coating.
SIPLUS variant with conformal coating.
1x 20-pole connection
Supplied with 1x 20-pole connection.
Supplied with 1x 20-pole connection.
Applications
Discrete signal input integration
For bringing 16 DC digital input signals into the control system.
For bringing 16 DC digital input signals into the control system.
Channel-isolated input wiring
For input wiring with potential separation between the channels and backplane bus.
For input wiring with potential separation between the channels and backplane bus.
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 input voltage range does 6AG1321-1CH20-2AA0 use?
The load voltage L+ is 48 V, with a permissible range of 48 V to 125 V DC.
What connection details are given for 6AG1321-1CH20-2AA0?
It has a 1x 20-pole connection.
What environmental variant detail is included for this SIPLUS module?
It has conformal coating and a temperature range of -25…+70 °C.
