SenTech IR-SNIF-MCD Series User Manual

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APPLICABILITY
Information presented in this manual can be generally applied to all IR-SNIF-MCD refrigerant
monitors. Specific details of programming and operator interface apply to software version
5327K and later versions. To determine the version of an IR-SNIF-MCD, press the “*” key.
This will display momentary screens that provide contact information for SenTech Corporation,
the software version and any options enabled in the monitor. If your monitor has a version that
is older (smaller version number such as 2143), a version specific appendix A, Programming
and Operator Interface, is available. It can be downloaded from the SenTech Corporation
website, www.sentechcorp.com, or directly from SenTech Corporation at 888-248-1988.

SenTech IR-SNIF-MCD Series Specifications

General

Measurement Principle	Non-Dispersive Infrared (NDIR)
Measurement Range	0-100% LEL
Operating Temperature	-20°C to +50°C
Operating Humidity	0-95% RH (non-condensing)
Output Signal	4-20 mA
Ingress Protection	IP65
Resolution	0.1% LEL
Sensor Type	NDIR
Target Gas	Methane
Response Time (T90)	< 30 seconds
Power Supply	24 VDC