Gas Monitor | CO CO2 CH4 Monitoring

Gas Monitor Measurement Range

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Model	CO₂	CH₄	CO
Guardian NG	0-3000 ppm	-	-
Guardian NG	0-1%	-	-
Guardian NG	0-3%	-	0-3%
Guardian NG	0-5%	0-5%	-
Guardian NG	0-10%	0-10%	0-10%
Guardian NG	0-30%	0-30%	-
Guardian NG	0-100%	0-100%	-
Guardian NG	0-100% Biogas	0-100% Biogas	-
Accuracy	±2% of full scale
Response time	T₉₀ = <30 seconds from sample inlet
Power requirements	90 to 260 VAC 50 to 60 Hz
Power consumption	13 W typical
Warm-up time	1 minute (initial) 30 minutes (full specifications)
Humidity	Measurements are unaffected by 0-95% relative humidity, non condensing
Outputs	4 - 20 mA / 0-20 mA analogue output 11V guaranteed drive capability Alarm ranges: zero to full scale. Alarm 1 relay, Alarm 2 relay and Fault relay SPCO (single pole change-over)
Voltage free contacts rating	8A at 250V AC (resistive load) 8A at 24V DC (resistive load)
Enclosure rating	IP54
Please Note	Equipment is configured for one gas type at a time.

Infrared Gas Monitor

Edinburgh Sensor’s Gas Monitor offers high accuracy for the detection and measurement of gases. The Guardian NG range infrared gas monitor supplied by Edinburgh Sensors offers near-analyser quality, continuous sampling, measurement and display of target gas concentrations. The ‘Guardian NG’ gas monitor range provides high accuracy detection and measurement of either CO₂or CH₄gases, where detection level ranges of between 0 – 3000ppm and 0 – 100% by volume are required. The equipment is used for single gas measurement at a time.

Get in touch…

If you are interested in a cutting-edge infrared gas monitor, please do not hesitate to contact a member of our sales team today by following the link below.

Gas Monitor Key Features

True volume % readout over a wide range of pressures (pressure compensated).
Easier Gas Monitor set up using on-screen menus.
Graphical display of historic readings possible over a user-defined period.
Relay and fault outputs for control of external devices.

Gas Monitor Measurement Range

Guardian NG Gas Monitor

Infrared Gas Monitor

Get in touch…

Gas Monitor Key Features

True volume % readout over a wide range of pressures (pressure compensated).

Easier Gas Monitor set up using on-screen menus.

Graphical display of historic readings possible over a user-defined period.

Relay and fault outputs for control of external devices.

Gas Monitor Brochure Downloads

The Guardian NG

Special Guardian NG

Guardian NG User Manual

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