Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Module type | DI 16x230VAC BA |
| Digital inputs | 16; above +60 °C, maximum 8 simultaneously controllable inputs |
| Rated input voltage | 230 V AC; 120/230 V AC, 50/60 Hz |
| Signal 0 input range | 0 V AC to 40 V AC |
| Signal 1 input range | 79 V AC to 264 V AC |
| Input delay | 20 ms |
| Power consumption | 1 W from the backplane bus |
| Typical power loss | 4.9 W |
| Isolation test voltage | 3 100 V DC |
Key Features
- Digital input channels: 16 digital inputs in groups of 4; above +60 °C, a maximum of 8 inputs can be controlled simultaneously.
- Input voltage: Rated input: 230 V AC; 120/230 V AC, 50/60 Hz. Signal 0: 0 V AC to 40 V AC; signal 1: 79 V AC to 264 V AC.
- Input type and delay: Input type 1 in accordance with IEC 61131. Input delay: 20 ms; standard-input transition delay: maximum 25 ms for 0 to 1 and 1 to 0.
- Power and loss: Power consumption from the backplane bus: 1 W. Typical power loss: 4.9 W.
- Connection and cable length: Shielded cable length: maximum 1 000 m; unshielded cable length: maximum 600 m. A 2-wire sensor is connectable with permissible quiescent current of maximum 2 mA.
- Isolation and potential separation: Channels are not separated from each other, but are separated from the backplane bus. Permissible potential difference: 250 V AC between channels and the backplane bus; 500 V AC between channels. Isolation tested with 3 100 V DC.
Frequently Asked Questions
1. How many digital inputs does the 6AG1521-1FH00-7AA0 have?
It has 16 digital inputs in groups of 4. Above +60 °C, a maximum of 8 inputs can be controlled simultaneously.
2. What input voltage ranges does this module support?
The rated input is 230 V AC, with 120/230 V AC at 50/60 Hz. Signal 0 is 0 V AC to 40 V AC, and signal 1 is 79 V AC to 264 V AC.
3. What is the input delay?
The input delay is 20 ms. For standard inputs, the maximum transition delay is 25 ms from 0 to 1 and 25 ms from 1 to 0.
4. What isolation and cable-length limits should be checked before inquiry?
Shielded cable is limited to 1 000 m and unshielded cable to 600 m. The channels are separated from the backplane bus but not from each other; isolation was tested with 3 100 V DC.
