IR-SNIF 1,2,3 Single Zone Refrigerant Loss Monitor

The Environmental System IR-SNIF-1,2,3 are reliable low cost "Early Warning" loss detection and monitoring systems designed specifically for refrigerants

SenTech IR-SNIF-1,2,3 monitors provide compliance with ASHRAE Standard 15.

The IR-SNIF-1,2,3 systems are based on an advanced infrared technology that can detect multiple refrigerant types at concentration levels as low as ten part per million (PPM).

Call for additional information on the IR-SNIF series and other SenTech single and multi-zone monitors.

Features

Allows Compliance with ASHRAE Standard 15
Detects all halogen based refrigerants
Refrigerant type can be field changed without recalibration
Continuous digital display of system status
Analog output for remote monitoring
System malfunction detection and indication
Visual alarm indication
Models are available to accommodate sampling points located up to 250 feet (76 meters) from unit
Fresh air inlet for automatic rezeroing
Individually adjusted alarm points for each gas type being monitored

Built In Optons

4-20ma Analog Output
Remote Reset Input
Custom NEMA 4 Enclosure
High volume air draw pump for harsh environments
Ethernet interface with web server for remote access

Specifications

Sensitivity - As low as 10 PPM
Weight - 16 lbs, (7.2 Kgs)
Power Requirements - 120 Volt 60 Hz or 230 Volt 50 Hz
Range - 0 to 1000 PPM
Alarm Trip Points
Low Alarm 0 to 100% of Full Scale
Main Alarm 0 to 100% of Full Scale
High Alarm 0 to 100% of Full Scale
Operating Environmental Range - 32 - 125 Fahrenheit / 0 - 50 Celsius
Alarm Outputs
Indicator Light
Alarm Relays with 4 Form C contacts (2 amps maximum)

Accessories

Combination Horn/Strobe Alarm - 120 vac 60 hz , white light
Combination Horn/Strobe Alarm - low voltage 24 vdc, white, amber or blue light
Strobe Alarm - low voltage 24vdc, white, amber, blue, green or red light
Power Supply - low voltage 24 vdc for low votlage alarms
250ft Roll of 1/4" O D Tubing
Remote Reset Switch Assembly
Remote PPM Indicator with Reset Switch
Remote Hand Auto Switch Assembly - to control external devices in parallel with refrigerant monitor outputs

Typical Configuration

(for room with two entrances)

IR-SNIF 1,2,3 Single Zone Refrigerant Monitor
4-20 mA analog output option
ACC 020 Combination Horn Strobe Alarm (Quantity 3)
ACC 030 250 Foot Roll 1/4" FRPE Pneumatic Tubing

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