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Detcon FP-524D-HRT User Manual

Page 8

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Model FP-524D-HRT

FP-524D-HRT Instruction Manual

Rev. 0.1

Page 4 of 48

Replacable Sensor

Main Housing

Threaded Insert

O-ring

Figure 7 LEL Sensor Housing with replaceable Sensor

NOTE: The Field Replaceable Combustible Gas Sensor housing is constructed from 316 Stainless Steel in
order to maximize corrosion resistance in harsh environments.

Base Connector PCB

The base connector board is mounted in the Junction Box. The connector board includes lug-less terminal
connections for incoming power and MA output / HART Interface, and connections for the Combustible Gas
Replaceable Sensor.

Customer

Wiring

Wiring to

LEL Sensor

Figure 8 Base Connector Board