301IRF Refrigerant Gas Detector

Overview

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Key features

State-of-the-art infrared sensor technology
Low-profile and rugged construction for low mounting in chiller/mechanical room

Applications

Confined space entry
Oil, gas and petrochemical
Wastewater and sewage
Steel and chemical plants

Standards and certification

Supplier: ISO 9001:2015 certified

WEIGHT RANGE2.33 lbs

MATERIALABS Polycarbonate

PRODUCT DATASHEETDoc. SSLS/DS/GD-001 · Rev. 01 · 13-Oct-2026

301IRF Refrigerant Gas Detector – technical data

Technical specifications

Brand	Honeywell
Alarm Type	Audible and Visual
Alarm Included	Yes
Display Included	No
Relay Included	Yes
Sampling Pump Included	No
Sensors Included	1
Visual Indicators	Failure Indication: LED will Remain ON / Normal Operation: LED Blinks According to the Sensor Addresses on the 301EM-20
Measuring Principle	3-Electrode Electrochemical
Weight range	2.33 lbs
Overall Width	11 in
Overall Height	4 in
Overall Depth	2.5 in
Sensor Range	0 to 1000 ppm
Humidity Range	0 to 95% RH (Non-Condensing)
Number of Analog Outputs	1
Sensing Method	Infrared
Operating Life	5
Accuracy	± 40 ppm @500 ppm
Number of Relay Outputs	4
Mounting	Rack / Wall
Warm Up Time	15 min
Minimum Temperature	0°C
Batteries Required	No
Batteries Included	No
Material	ABS Polycarbonate
For Use With	301EM-20

PRODUCT DATASHEETDoc. SSLS/DS/GD-001 · Rev. 01 · 13-Oct-2026

301IRF Refrigerant Gas Detector – technical data, continued

Technical specifications

Maximum Analog Input Supply Voltage	12
Maximum Analog Input Supply Current	2 A
Industry	Energy

Ordering information

Brand	Honeywell

Inspection and care

Keep sensors and filters clean, charge batteries as directed and record bump tests and calibrations.

Storage

Store in a cool, dry place away from direct sunlight, heat and chemicals.

Data given in good faith from manufacturer information and subject to change without notice. Select PPE based on a site risk assessment. Scan the code for the product page.