MiniRAE Lite User’s Guide
PID Sensor & Lamp Cleaning/Replacement
The sensor module is made of several components and is attached to
the lamp-housing unit as shown below.
Inlet Probe Assembly
PN 023-3012-000
Sensor Cover
Assembly
Sensor Module Assembly
PN 023-3005-500-FRU
THP (temperature, humidity, pressure) Sensor Module
PN 023-3011-000-FRU
Stainless Steel Washer
O-ring, 36.5mm x 2.65mm
Seal Nut
Lamp 1/2" (10.6eV)
PN 050-0000-004
Sensor Detector
PN 023-3010-000
Teflon O-ring
Porous Metal Filter
O-ring, 35mm x 2mm
Filter Fixer
Sensor Components
Note: The cleaning procedure is not normally needed. Clean the PID
sensor module, the lamp and the lamp housing only if:
1. The reading is inaccurate even after calibration.
2. The reading is very sensitive to air moisture.
3. A liquid has been sucked into the unit and damaged the unit.
Use of the external filter helps to prevent contamination of the sensor.
To access the sensor components and lamp, gently unscrew the lamp-
housing cap, remove the sensor adapter with the gas inlet probe and
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