Honeywell Sensepoint Technical Manual page 14

Gas Detector
Enclosure 1
To install cabling use the following procedure:
1 Open the lid of the enclosure.
Unscrew the four M4 captive securing screws, using a 4 mm (0.16 in.) A/F hex key wrench.
The lid is attached to the base by a retaining hinge. Lift the lid vertically away from the
enclosure base and then tilt it away from the base.
2 Fit the field cabling to the enclosure.
Use either of the following:
Conduit - Ensure that a conduit sealing fitting is placed within 18 in. of the enclosure on all
conduit runs.
Cable - using any suitable certified cable entry device.
Use armored multi-core cable, 2-wire plus screen for toxic/oxygen detector, 3-wire for
flammable detector. Cable entry devices must be selected in accordance with the marking
on the certification label on the cover of the enclosure.
Note All unused cable/conduit entries must be sealed with the supplied certified sealing
plug.
2106M0525 Iss 2 Nov 05
To avoid ground loops ONLY
cable screens to ground/earth at the
detector OR controller, but
Earth/Ground Point
Star Ground/Earth Point
bond
NOT both
Installation
+ve
Signal
-ve
Enclosure 2
14