Product Description
Key Features
- Exact SIPLUS identity: SIPLUS S7-300 SM 321 4DI NAMUR based on 6ES7321-7RD00-0AB0, with conformal coating.
- Digital inputs: Has 4 digital inputs and 4 NAMUR inputs with two-wire NAMUR encoder connection.
- Electrical supply: Load voltage is 24 V DC with reverse polarity protection; input voltage is 8.2 V DC from the internal power circuit supply.
- Signal performance: Input frequency is up to 2 kHz with a time delay of 0.1 ms; NAMUR input delay is parameterizable to 0.1 / 0.5 / 3 / 15 / 20 ms plus 0.25 ms preparation time.
- Diagnostics and isolation: Has diagnostics, group error SF, digital input status and channel fault indicators, plus potential separation between channels and the backplane bus.
- Lifecycle and environmental data: Product cancellation. Temperature range is 0…+60 °C; packaging dimensions are 13.00 x 15.00 x 5.00 cm and net weight is 0.317 kg.
Applications
- Hazardous-area signal input: Receives signals from the hazardous area through NAMUR inputs.
Technical Summary
| Product | SIPLUS S7-300 SM 321 4DI NAMUR based on 6ES7321-7RD00-0AB0 |
|---|---|
| Digital inputs | 4 |
| NAMUR inputs | 4 |
| Load voltage L+ | 24 V DC |
| Input voltage | 8.2 V DC; from internal power circuit supply |
| Input frequency | 2 kHz maximum with a time delay of 0.1 ms |
| Diagnostics | Yes |
| Ex(i) protection | Yes |
| Temperature range | 0…+60 °C |
| Product lifecycle | Product cancellation |
Frequently Asked Questions
How many NAMUR inputs does Siemens 6AG1321-7RD00-4AB0 have?
It has 4 NAMUR inputs and 4 digital inputs.
What supply voltage does this SIPLUS module use?
The load voltage L+ is 24 V DC. The input voltage is 8.2 V DC from the internal power circuit supply.
Can the module receive signals from a hazardous area?
Yes. It is intended for signals from the hazardous area, has Ex(i) protection, and supports two-wire NAMUR encoder connections.
What diagnostics are available?
Diagnostics are available, with group error SF, digital input status, and channel fault indicators.
What lifecycle status should be confirmed for this exact part?
The product lifecycle is Product cancellation. Confirm the exact part details for your request.
