Spectrex 20/20R - Single IR Flame Detector User Manual

Page 32

Spectrex Inc. - SharpEye

Single IR Flame Detector Manual – TM 20/20R, Rev. A January2005

6.5 Detector Mounting
The detector may be mounted on a simple fabricated bracket, or preferably the
optional Swivel Mount, Model 20/20-003. The Swivel Mount enables the detector
to be rotated up to 40 degrees in all directions.

6.5.1 Swivel Mount Kit:

Table 11: Mounting according to US Version

Item

Qty. Type/Model

Location

Swivel Mount

20/20-003

1/4"-20UNC Screw

1/4" –20UNC

Detector - Holding plate

1/4" Spring Washer

1/4"

Detector - Holding plate

Table 12: Mounting according to EU Version

Item

Qty.

Type/Model

Location

Swivel Mount

20/20-003-1

Screw

M6 X 1P

Detector - Holding plate

Spring Washer

Detector - Holding plate

6.5.2 Swivel installation (Figs. No. 8 and 9):
1 Place the swivel mount (item 6) in its designated location and secure it with

four (4) M6 or 1/4" screws (item 11) (recommended), placed 3.0 in. (76.2 mm.)
apart on the swivel mount plate (item 10).

Note

: Skip this step if the Swivel Mount is already installed. Also detector

removal for maintenance purpose does not require Swivel Mount removal.

2 Unpack

the

detector.

3 Place the detector, with its electrical entries/conduit inlets pointing down, on

the holding plate of the swivel mount (item 7). Secure the detector by four (4)
1/4"-20UNC (or M6) screws with 1/4" (or M6) spring washers from the Swivel
Mount Kit (using the holes (item 5)). Use 3/16 Hex Key for 1/4" screws and
No. 5 for M6 screws.

4 Tighten the three locking 3/8"-24UNF screws (item 8) of the swivel mount ring

until the friction in the ball joint holds the detector in its position, maintaining
the ability to be moved by hand-applied force (Use 3/16" HEX KEY).

5 Point the detector towards the protected area and make certain that the view

of the area. Secure the detector in that position by tightening the locking
screws (item 8) of the swivel mount ring.

The detector is now correctly located and aligned and ready for connecting to the
system.