Gas and Specialty Sensors

QIRF Series



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QIRF Series

ACI Refrigerant Gas Monitor QIRF Series

ACI Refrigerant Gas Monitor

 

The ACI Model QIRF Single Zone Refrigerant Gas Monitor is designed for continuous monitoring of R11, R22, R123, R134a, R404a or R507a refrigerants. Three adjustable alarm levels with relay output designate leak, spill, and evacuation concentrations. Gas alarms and system fault conditions are indicated by visual and audible alarms. The Model QIRF provides a system fault relay output and a 4 to 20 mA output for integration with remote monitoring equipment or building management systems. The QIRF Single Zone Refrigerant Gas Monitor is designed to be used as part of a control system that helps to prevent the formation of a hazardous environment when properly installed and maintained.


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Features
  • Three alarm levels with SPDT alarm contacts
  • 4-20 mA output signal
  • Audible and visual alarm indication
  • Infrared sensing technology
  • Alarm-silence button
  • NEMA 4 (IP66), 12, 13
  • 1/2″ barbed fitting (tubing not included)
Specifications

Supply Voltage:18 to 30 VDC @ 1000 mA, 15 to 24 VAC @ 24 VA

Signal Output:4-20 mA 600Ω or 2-10 VDC (jumper selectable)

Accuracy:±3% of reading

Measurement Range:0-100 ppm R-123, 0-1000 ppm All others

Sensing Technology:Single pass, infrared non-dispersive

Gases Detected:(Model Specific) R-11, R-22, R-123, R-134a, R-404a, R-407c, R-408a, R-410a, R-114, R-116, R-438, R-507a

Alarm Relay Output:3 alarm relays, 1 fault relay, SPDT, 30 VDC @ 1.0 A; 0.3 A @ 125 VAC

Communication Protocol:RS-485

Display:2 x 8 character Backlight, and five LEDs

Buzzer:80 dB

Operating Humidity:5% to 95% RH non-condensing

Operating Temperature:-49° to 149℉ (-45° to 65℃)

Dimensions:4.7″H x 3.5″D x 7.9″L (12.0 x 9.0 x 20.0 cm)

Weight:1.5 lb (0.68 Kg)

Warranty:2 years

Certifications