Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Digital input channels | 16 |
| Rated input voltage | 24 V DC |
| Signal 0 input voltage | -30 to +5 V |
| Signal 1 input voltage | +11 to +30V |
| Typical signal 1 input current | 2.7 mA |
| Typical input delay | 3.2 ms |
| Front connector | 40-pole Push-in |
| Supply voltage range | 19.2 V to 28.8 V DC |
Key Features
- 16-channel digital input: The module has 16 digital inputs in groups of 16 and supports DI operation.
- 24 V DC signal input: Rated input voltage is 24 V DC; signal 0 is -30 to +5 V and signal 1 is +11 to +30V.
- Push-in front connector: Delivery includes a 40-pole Push-in front connector.
- Input timing and cable length: Typical input delay is 3.2 ms. Maximum cable length is 1 000 m shielded or 600 m unshielded.
- Status indication and isolation: RUN and ERROR LEDs are included, with a green channel status display. The channels are not separated from each other, but are separated from the backplane bus.
- 24 V DC supply range: Rated supply voltage is 24 V DC, with a permissible range of 19.2 V to 28.8 V DC and reverse polarity protection.
Frequently Asked Questions
1. How many digital inputs does the 6ES7521-1BH10-0AA0 have?
It has 16 digital inputs in groups of 16.
2. What input voltage signals does this module support?
The rated input voltage is 24 V DC. Signal 0 is -30 to +5 V, and signal 1 is +11 to +30V.
3. What connector is included with the module?
Delivery includes a 40-pole Push-in front connector.
4. What input delay and cable lengths are specified?
Typical input delay is 3.2 ms. Maximum cable length is 1 000 m for shielded cable or 600 m for unshielded cable.
