Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Digital inputs | 16 |
| Rated input voltage | 24 V DC |
| Input voltage, signal "0" | -30 to +5 V |
| Input voltage, signal "1" | 13 to 30V |
| Input delay, parameterizable | 0.1 / 0.5 / 3 / 15 / 20 ms |
| Load voltage L+, permissible range | 20.4 V to 28.8 V DC |
| Diagnostics | Parameterizable diagnostics and diagnostic alarms |
| Interrupts | Parameterizable hardware interrupt |
| Front connector | 20-pin |
| Isolation | Between digital inputs and backplane bus; Optocoupler |
| Product lifecycle | Product cancellation |
Applications
- Digital signal acquisition: Acquisition of 24 V DC digital input signals through 16 digital inputs.
Key Features
- Digital inputs: 16 digital inputs with 24 V DC rated input voltage and IEC 61131 type 2 input characteristic.
- Signal ranges: Input voltage for signal "0": -30 to +5 V; for signal "1": 13 to 30V.
- Diagnostics and interrupts: Parameterizable diagnostics, diagnostic alarms, hardware interrupts, readable diagnostic information, wire-break detection to I< 1 mA, and LED status indication.
- Supply and protection: Load voltage L+: 24 V DC rated, permissible range 20.4 V to 28.8 V, with reverse polarity protection. Encoder supply has short-circuit protection and redundant feed.
- Connection and dimensions: Required 20-pin front connector; dimensions are 40 mm wide, 125 mm high, and 120 mm deep.
- Product status: Product cancellation.
Frequently Asked Questions
1. How many digital inputs does 6ES7321-7BH01-0AB0 have?
It has 16 digital inputs.
2. What input voltage does this module use?
The rated input voltage is 24 V DC. For signal "0", the input voltage is -30 to +5 V; for signal "1", it is 13 to 30V.
3. Does the module support diagnostics and hardware interrupts?
Yes. Diagnostics, diagnostic alarms, and hardware interrupts are parameterizable, and diagnostic information is readable.
4. What connector is required?
A 20-pin front connector is required.
