Model CXT-IR
CXT-IR Instruction Manual
Rev. 2.1
Page 4 of 48
Figure 4 ITM Circuit Functional Block Diagram
Program Switch #1
LED Display
Program Switch #2
Housing Bottom
Locking Set-Screw
detcon inc.
LEL Sensor
detcon inc.
MODEL
CXT- IR
Figure 5 Sensor Assembly Front View
1.2.2
Field Replaceable Sensor
Detconꞌs infrared gas sensors are field proven, plug-in sensors with over-sized gold-plated connections that
eliminate corrosion problems. The sensor can be accessed and replaced in the field easily by releasing the locking
screw and unthreading the splashguard adapter assembly.
NOTE
Detconꞌs combustible sensors have a long shelf life and are supported by an industry-leading
warranty.
Figure 6 Plug-in Sensor
I/O
Circuit
Protection
Accessory
connections
Antenna
Power In
Wireless
Power
supplies
Micro-
Processor
Intrinsically
Safe Barrier
Plug-In
Sensor