Ametek 241CE II Operator's Manual page 54

Figure 3-2.
Heatsink/Measuring
Cell Assembly
mounting instructions.
3-10 | Model 241CE II Hydrocarbon Dewpoint Analyzer
HEATSINK + DETECTOR ASSEMBLY
Ex HOUSING
(300-9669)
M6 X 20 HEX SOCKET
SCREWS (4 PLACES)
TORQUE M6 SCREWS
TO 36IN-LBS ±9IN-LBS
REFERENCE: KEMA 02ATEX2121X
REFERENCE: CSA 1108925 (LR 48179-30)
TO PRESSURE
REGULATOR
TO FILTERBLOCK