Technical Summary
| Product designation | SM321 16DI/120/230VAC |
|---|---|
| Based on | 6ES7321-1FH00-0AA0 |
| Lifecycle status | Product cancellation |
| Digital inputs, number | 16 |
| Input voltage, type | AC |
| Input voltage, rated value | 230 V; 120/230 V AC (47 … 63 Hz) |
| Input characteristic curve in accordance with IEC 61131, type 1 | Yes |
| Power loss, typ. | 4.9 W |
| Backplane bus current, max. | 29 mA |
| Isolation tested with | 4 000 V DC |
Applications
Monitoring 16 AC digital input signals in an S7-300 input setup.
Key Features
SIPLUS S7-300 SM321 16DI/120/230VAC based on 6ES7321-1FH00-0AA0.
16 digital inputs with isolated input channels.
120/230 V AC input voltage, rated value (AC) 230 V; 120/230 V AC (47 … 63 Hz).
Conformal coating and -40…+70 °C.
1x 20-pole.
Product cancellation.
Frequently Asked Questions
What is Siemens 6AG1321-1FH00-7AA0?
It is a SIPLUS S7-300 SM321 spare part digital input module with 16 DI and 120/230 V AC input rating.
What input voltage does 6AG1321-1FH00-7AA0 use?
The input voltage is AC, with rated value (AC) 230 V; 120/230 V AC (47 … 63 Hz).
How many digital inputs does the module have?
It has 16 digital inputs.
What are the connection and isolation details for this module?
The module has 1x 20-pole connection and isolation tested with 4 000 V DC.
