CM-902 O2 Industrial Gas Detector

The CM-902 O2 Industrial Gas detector protects individuals working in confined spaces near hazardous gases like argon, nitrogen, or helium.This device also features an industrialenclosure for harsh environments and wash-down applications.

Features

4-20 mA to communicate with the Building Management System (BMS)

Designed to meet CGA, OSHA, and NIOSH standards for gas safety

Provides instant audible and visual alarms of potential leaks

Monitors 0-23% O₂ measurements

User configurable 3-relays dependent upon application

1-year warranty

Specifications

Alarms:19.5%, 16.5%, and 12% O₂ (configurable)

Alarm Relays:3

Alarm Response Time:< 60 seconds

Accuracy:+/-200 ppm or +/-10% reading

Calibration:Manual with test gas or factory calibration

Dimensions:8.25 in x 6.25 in x 3 in

O₂ Measurement Range:0-23%

Operating Temperature:-50 °C to 50 °C (-58 °F to 122 °F) (O₂)

Pressure Dependence:built-in barometer (50 to 110 kPa)

Response Time:<2 minutes by 90%

Warm-Up Time:<60 seconds at 22 °C

Weight:1.5 lbs (monitor only)

Sensor Life Expectancy:>15 years

Sound Alarm:80 db@10 cm

Electrical

24 VDC hard-wired power option (cable included)

6 VDC battery backup connections

Power Supply:110-220 VAC 50/60 Hz to 12 VDC Power Adapter

Power Consumption:3 Watts

Relays:Peak Current < 2 A @ 30 VDC or 250 VAC, SPDT

Relay Color Coding:

Blue & White = Normally Closed

Red & White = Normally Open

Options

The CM-1027 add-on kit comes with cables and two extension strobe lights.

Accessories

CM-900: CO₂ Industrial Gas Detector

CM-902-CON: O₂ Industrial Gas Detector Connector

CM-902-CBL: O₂ Industrial Gas Detector Cable

CM-1029: Industrial Siren Strobe