Gasenz Ambient Oxygen Analyser 212/101


SKU: 02-354 Categories: ,


The GASENZ Oxygen Monitor is a low-cost solution designed for the monitoring of Oxygen Deficient Atmospheres in any work area, where the risk of asphyxiation may occur due to the presence of inert gases like Nitrogen or CO2. The monitor is a surface mounting solution for allowing great flexibility to satisfy any oxygen monitoring requirements. Comes with an integrally mounted Oxygen Sensor as well as alarm indication and annunciation.

Standard Features

  • Low-cost compact ambient oxygen monitor
  • Long life, low maintenance Zirconia sensor option
  • Electrochemical oxygen sensor
  • Low-cost compact ambient oxygen monitor
  • LCD display and 4 button multifunction keypad
  • Analogue 4-20mA output for retransmission of measured signal
  • Built-in audible and visual alarms
  • 70-230 VAC operating power options
  • 24 VDC operating power options
  • Optional alarm relay contact outputs


  • Gas Generation
  • Pharmaceutical
  • Food and Beverage Industries
  • Process Industries
  • Petrochemical industries
  • Chemical Storage
  • Water and Wastewater
  • LPG Storage
  • Paint Booths
  • Steel Mills

Additional information

Overall Size

145 mm (H) x 110 mm (W) x 93 mm (D)
Including cable glands



Gas Type Measured


Measurement Range

0-25% Oxygen

Response Time T 90

0-25% < 2 Seconds


+/- 0.01% for 0-25% range

Power Requirements

85 to 264 VAC


100 x 33 dot graphics display module

User Interface

4 button keypad

Analogue Output

4-20 mA current loop powered. Linearity +/-1%

Digital Outputs Optional

2 off relay, dry contact 5 amp rated. (2-Relay outputs assigned to control light tower indicator)

Display Formats

% Oxygen

Temperature Range

Operating -20 degrees Celsius to +60 degrees Celsius

Electromagnetic Compatibility

CE marked and tested to EN61000-6-4; EN61000-6-2; EN55022; *EN61000-3-3