Installation Instructions
TM888300 Rev. (Al), August 2019
45
2
Place the detector, with its conduit/cable inlets pointing downwards on the
detector holding plate of the tilt mount (Item 2). Secure the detector with an
M10 x 1.5 screw with No. M10 spring washers (9, 10). Secure the detector to
the tilt mount using Hex Key No. 7 for M10 x 1.5 screws (Item 9).
3
Repeat Steps 1
–
2 for installing the source.
6.7
Detector Wiring
To install the detector wiring:
1
Release the back cover secure bolt (Figure 6, Item 15), and open the detector
back cover (Figure 6, Item 14). The chamber is now exposed.
2
Remove the protective plug mounted on the detector conduit/cable entry
inlet, and pull the wires through the detector inlet (Figure 7, Item 4). Use a
3/4” –
14 NPT or M25x1.5 explosion-proof conduit connection/cable gland to
assemble the cable/explosion-proof conduit to the detector.
3
Connect the wires to the required terminals (Figure 7, Item 2) according to
the wiring diagram. See
page
Figure 11, Figure 13, and Figure 14 in
on page 61.
4
Connect the grounding wire to the ground screw located on the exterior of the
detector (Figure 7, Item 3). The detector must be well grounded to earth
ground.
5
Place and secure the detector
’s
back cover by screwing on the cover and
securing it using the secure bolt (Figure 6, Item 15).