Module for gas detectors. Smart420-mA. Guardal / Inim
- Smart420-mA. Interface module for connection of gas detectors of 4-20 mA.
- Designed for gas sensors with three relays (failure, pre-alarm and alarm).
- The module has two terminals for direct connection of the input modules (VEGA series) and two adjustment capacitors for the configuration of the pre-alarm and alarm threshold.