Trolex Products


EWS & Co. A/S offers the Trolex Enviro SensorstationTM to mine and tunneling corporations. Enabling them to know when there are dangerous gasses in the air.
  • Built in sensors for any combination of five toxic or flammable gasses
  • Plug-in pre-calibrated intelligent gas sensing modules, reducing cost of ownership
  • High definition full graphic displat with easy programming navigator keypad system
  • 2000 point data logging and graphic trend display for each sensor channel
  • Built-in visual and audible alarms
  • Three alarm output contacts for remote alarm or control functions
  • Heavy duty dust and waterproof IP66 rating
  • RS485/MODBUS data output for up to 32 Enviro Sensorstations in a multi-point monitoring solution
The Enviro Sensorstation can monitor a combination of up to 5 gasses. The most common sensor choices are listed below along with their monitoring capacities. Other sensors are available, contact us for more possibilities.

Catalytic Combustion Gas Sensor
Flammable gasses
calibrated to CH4 with menu selection for up to 12 other flammable gasses
0...100% LEL

Electro Chemical Gas Sensors
CO: Carbon Monoxide 0...500ppm
H2S: Hydrogen Sulphide 0...100ppm
SO2: Sulphur Dioxide 0...20ppm
NO2: Nitrous Dioxide 0...20ppm
Cl2: Chlorine 0..10ppm
O2: Oxygen 0...25%
NO: Nitric Oxide 0...250ppm
NH3: Ammonia 0...50ppm
H2: Hydrogen 0...1000ppm
CO:
H2S:
Carbon Monoxide
Hydrogen Sulphide DUAL
The CO/H2S sensor is a dual sensor, each giving independent output
0...500ppm
0...200ppm

Infra Red Gas Sensor
CO2: Carbon Dioxide 0...2% vol
CH4: Methane 0...100% LEL

Environmental Sensors
Ambient Air Temperature
Sensor:          -10...+50°C
Atmospheric Pressure
Sensor:          700...1300mbar
Auxiliary Sensor Input Port:
          Any 4...20 mA device (ie. flow, dust or remote gase sensor)

The Trolex Enviro Sensorstation can be linked via RS485/MODBUS to a monitoring station allowing centralised monitoring, data logging and SCADA applications.



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For more information:
Email: ewsjr@ewsas.com
Telephone: +47 67 14 86 40
Fax:              +47 67 14 88 44


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