A small and handy suction type detector for indoor use. Possible options with a pyrolizer which makes it possible to detect NF3 among other. PS-7 has a clear and easy to read display that provides an overview of the sensor’s status in just a moment. Possible to connect with the network communication for forwarding information to the PLC.


  • Lightweight and small
  • Easy to read display that displays gas concentration, alarm status, error messages, etc.
  • Easy to change sensor and sampling device
  • Automatic flow control
  • Possible to connect with a pyrolizer
  • An excellent choice for cleanrooms


Sensor typeHot-wire, electrochemical cell and galvanic cell
Sampling methodSuction type
Detection rangeAs per specifications
External outputGas concentration analog output: 4-20mA DC (shared with the power source negative terminal)
Gas alarm contact (1st and 2nd stage): 1a no-voltage contact/Automatic recovery
Trouble alarm contact (Open collector/Automatic recovery)
DisplayLED-display, four digits and 20-step bar graph
Power supply24V DC±10%
Operating temperature0°C to 40°C (No sudden change)
Alarm indicatorGas alarm (level 1 and 2), low flow, trouble alarm, cable break for pyrolizer (only for models with pyrolysis)
SizeW62×H124×D143mm (excluding options)
DatasheetGas detector - PS-7 (PDF)
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