This manual introduces the digital input module DI 8x24VDC ST (6ES7131-6BF01-0BA0) and describes its functions, technical features and usage.
The manual describes the SIMATIC ET 200SP digital input module DI 8x24VDC ST, covering its properties, wiring diagrams, parameter settings, and diagnostic functions. It is intended for qualified personnel to safely install, commission, and operate the module.
Technical specifications such as supply voltage, input ranges, current consumption, and cable lengths are listed, along with detailed information on the parameter data record and error handling for parameter transfers.
| Supply voltage (rated) | 24 V DC |
|---|---|
| Input voltage for signal "0" | -30 V to +5 V |
| Input voltage for signal "1" | +11 V to +30 V |
| Input current (signal "1") | typ. 2.5 mA |
| Maximum input current (all channels) | 50 mA |
| Output current per channel | max. 700 mA |
| Power loss (typical) | 1 W |
| Number of digital inputs | 8 |
| Input delay options | 0.05 / 0.1 / 0.4 / 0.8 / 1.6 / 3.2 / 12.8 / 20 ms |
| Maximum cable length (shielded) | 1000 m |
| Maximum cable length (unshielded) | 600 m |
The module provides eight digital inputs, which are parameterizable.
Input delay can be set to 0.05, 0.1, 0.4, 0.8, 1.6, 3.2, 12.8, or 20 ms, with additional line‑length dependent delay.