N2O (Nitrous Oxide) Guardian Gas Monitor

Model Number

Guardian NG / Guardian NG DC

Price

Standard Lead Time

2-4 weeks

The Guardian NG analyzers are fast accurate and reliable infrared gas monitors offering continuous sampling, high accuracy, and display of target gas concentrations.

Suitable for a wide variety of applications, these wall-mounted monitors can detect gases from sampling points up to 30 meters away using the integral sampling system.

Our Guardian instruments are easy-to-install, stand-alone products that require minimum setup. The Guardian is supplied with LCD and digital alarm set-point controls, housed in a robust plastic IP54-rated enclosure to prevent the ingress of particulates and water.

‍Part Number & Range:

‍P/N: S200970-S | 0-3000ppm N20

‍

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Key Specifications

Accuracy

+/- 4% Full Scale ( +/- 2% analyzer & +/- 2% Certified calibration gas)

Zero Stability

+/- 2% of 12 months

Sampling Pump | Flow Rate

Internal | 1 L/min

Operating Pressure

800 - 1150 mbar (sampling from ambient or a free gas flow)

Outputs

0/4-20mA Analog | 1 relay 8A 250V AC resistive load, 8A 24V DC resistive load. The freely programmable alarm activates the relay and can trigger an audible alarm.

Warm Up Time

1 minute

Power Supply

90 - 260 VAC Guardian NG | 24VDC (18 to 36V) Guardian NG DC | 25 Watt max.

Response Time

Dependant on tubing length on sample input, T90 @ 4 seconds best performance.

Operating Temperature

0-40C

Calibration

Recommended annually

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