R-514A Leak Detectors
HFO-1336mzz/…R-514A (Opteon XP30) is a low-pressure refrigerant for centrifugal chillers. It has B1 classification (higher toxicity, mildly flammable) but ultra-low GWP.
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Key Information
Essential safety and exposure information for R-514A
Health Effects
B1 classification indicates higher toxicity than A-class refrigerants. Requires enhanced ventilation and safety measures. Mildly flammable.
Common Sources
- Large centrifugal chillers
- Industrial cooling systems
- Used as a low-pressure replacement for R-123
Exposure Limits
- ACGIH TWA 8hr
- 200 ppm
- Occupational Exposure Limit (OEL)
- 323 ppm (as a total blend)
Regulatory Status
- EPA SNAP
- Under review
- ASHRAE 34
- B1 Safety Classification
- GWP
- 2 (Ultra-low GWP)
- ODP
- 0
- DOT
- Class 2.2 Non-flammable
- Application
- Low-pressure chillers
Detection Requirements
- Sensor Technology
- Infrared (NDIR)
- Detection Range
- 0-2,000 ppm
- Alarm Setpoints
- Low 250 ppm, Mid 500 ppm, High 1,000 ppm
- Mounting Height
- Near floor level, near potential leak points, 6–8 inches off floor
- Calibration
- Annual with target gas recommended
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Detection Solutions
Sensors and detectors for R-514A monitoring
cGas Detector VRF IR Refrigerant Transmitter
An aesthetic, non-dispersive infrared refrigerant gas detector for acute leak detection in modern energy-efficient buildings utilizing Variable Refrigerant Flow (VRF) HVAC systems.
cGas-SC Self-Contained Controller
A self contained controller with up to 3 gas channels, Plug & Play Smart Sensor Technology and configurable logic control and priority settings. Offers superior user customization and reliable gas detection performance for monitoring many gases.
cGas Detector IR Refrigerant Transmitter
Non-dispersive infrared refrigerant gas detector with accurate, low level leak detection, available with analog output or BACnet® or Modbus® output and Plug & Play Smart Sensor Technology.
FCS Multi Channel System Controllers
High performance controller with logic and priority settings for monitoring toxic, combustible and refrigerant gases with versatile control functionality. Available with Modbus® or BACnet® communication with BAS, supports 4-20 mA and Modbus® driven VFDs.