Industrial Scientific - Oldham MX42A

The MX 42A gas and flame measurement and alarm control unit provides you with the perfect response to your needs to ensure the safety of your equipment and personnel for work in environments which may contain explosive or toxic gases.

The MX 42A is connected to the corresponding detectors to efficiently solve your gas detection problems whether in industrial or commercial applications.

The control unit can accommodate one to four separate channels to provide a customized detection system.


Enhanced ergonomics and performance
      User-friendly
      • Easy to program
      • Wall-mounted housing
      • Quick and easy to install
      • Power supply: 230 V AC or 115 V AC and 24 V DC (48 V DC optional)

      Clear messages
      • Large LCD display unit
      • Display in cyclic mode or direct mode by keypad
      • Alarm status; faults indicated by LEDs

      Three alarm levels
      • 3 separate alarm levels per channel, pre-programmed in the factory and adjustable by the user
      • Built-in relays to connect with fans and alarms

      Optimal equipment
      • 2 separate relays per channel on 1st or 2nd threshold
      • Common relay in case of failure
      • Analog output by measuring channel

      Reliable control unit
      • Protection against electromagnetic interferences (EMI)
      • Maintenance menu protected by access code
      • Complete failure monitoring (detectors, control unit and line faults)
      • Microprocessor-based design

Please see the PDF-file(s) above for more detailed information