Data Sheet





R-125
(HFC-125)

Gas Detector



R-125 (HFC-125) Refrigerant
Gas Detector | Model TA-2100

Mil-Ram's New RS 485/4-20mA 3 or 4-Wire smarter Transmitter for R-125 (HFC-125) refrigerant Gas Detection.

Features: R-125 (HFC-125) Refrigerant Gas Detector

no false alarms NDIR Non-Dispersive Infrared sensor technology
Self-Calibration adjusts span monthly based on sensor life curve
Auto-Gas Calibration, non-intrusive, hands-free, magnetic switches
Not affected by temperature -20 deg C to +55 deg C, stable by design
LCD display - 12 characters x 2 lines. Provides user interface with magnetic switches - no dip switches
Offsite sensor calibration with memory chip embedded in sensor
Peak value, 15-min. TWA, Remaining Sensor Life, Replace Sensor indication and number days since last gas calibration
Optional Relay Module in same enclosure with low, mid, high and fault relays; rated 10 Amps. Gas alarm relays can be programmed latching or non-latching, energized or non-energized, time delays
Can be used with Mil-Ram's Wireless Telemetry System
Continuous advanced Diagnostics

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Specifications: R-125 (HFC-125) Refrigerant
Gas Detector

Detection Range 0 - 1000 ppm R-125 (HFC-125) (0-2000 ppm available)
Detection Principle NDIR Non-dispersive Infrared
Resolution 1 ppm R-125 (HFC-125)
Response Time < 30 sec. to 90% of final reading
Recovery Time < 30 sec. to 90% recovery
Temperature Range -20 deg.C to +55 deg.C
Humidity Range 0-95% RH, non-condensing
Zero Drift <1% of full-scale with routine calibrations
Power Requirement 12V-30VDC; 1.82W @24VDC
Output 4-20mA linear. Optional Modbus RTU. Optional Relays; low, mid, high & fault.
Long life >5 years typical under normal operating conditions
Approvals UL Class I, Div. 1, GR B,C,D


Gas Detectors - Fixed

Model TA-2100
smarter Gas Detector
(3 or 4-wire)

Model TA-2100
smarter Gas Detector
(Graphic Display)

Model TA-2102
smarter Gas Detector
(Loop Powered)

Economical Gas Detector
(without Display)

Gas Alarm
(Integral Alarms)

Open Path Gas Detectors


Control Panels

Digital Network Panels
Wall Mounting: TA-2016MB
Rack Mounting; TA-2016MB

Analog Panels

TA-2000 Six Channel
TA-2002 Two Channel
TA-2001 One Channel

Hybrid Panel
(Analog/Digital)

Gas Alarm
(Integral Alarms)

Alarm Stations

Hazardous/Non-Hazardous Areas