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5 ) Fix the 4 places with the attached M6 screw. And, close the unused NPT1/2 or M20 entry with
the plug.
！
WARNING
・Please use the plug attached to the detector or one that has been certification to withstand
explosion-proof (Ex d). An example of explosion-proof plug is shown below.
NPT1/2 : CMP-757-D-T1-5 (R.STALL, INC.)
M20×P1.5 : CMP-757-D-M2-5 (R.STALL, INC.)
・Consult with Fenwal Controls of Japan, Ltd. for genuine replacement cover fasteners:
M6X20 hexagon bolts of A2-70 strength class SUS304 stainless steel or better are
acceptable alternatives.
Figure 9 - Fix the cover
Figure 10 - Wiring Diagram
9／13
ES1666
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