Det-Tronics U7652B, C Unitized UV/IR Flame Detector - Manual (Page 8)

MOUNTING AND WIRING PROCEDURE
The following procedure should be used for mounting and
wiring the detector. Refer to the following illustrations:
Figure 4 — Detector Junction Box with Cover
Removed (Terminal Blocks,
Programming Jumpers, Motherboard
Assembly)
Figure 5 — Detector Dimensions
Figure 6 — Swivel Mounting Bracket Dimensions
Figure 7 — U7652B Wiring Terminal
Configuration
PROVIDE ENOUGH CABLE
FOR ADJUSTMENT OF SWIVEL
CONDUIT SEAL
A1478
Figure 3—Vertical Mounting
B1437 TERMINAL BLOCK
AUXILIARY RELAY OPERATION (W4)
LATCH/NON-LATCH (W1)
ALARM RESPONSE (W3)
oi TEST (W2)
CONNECTOR SCREWS (3) MOTHERBOARD ASSEMBLY
Figure 4—Detector Junction Box with Cover Removed (Terminal Blocks, Programming Jumpers, Motherboard Assembly)
6
oi RING
OPENING
DOWN
CONDUIT SEAL REQUIRED
WITHIN 18 INCHES OF
DETECTOR, WHICH MUST
BE ORIENTED WITH
CONDUIT ENTRY AT
BOTTOM OR SIDE TO
ELIMINATE DRAINAGE
INTO JUNCTION BOX.
* oi TEST LAMPS AT TOP OR SIDE
LED (2)
oi TEST LAMP
*oi TEST LAMP
(2)
LED (2)
IR SENSOR
HOUSING
UV SENSOR
HOUSING
C1327
Figure 2—U7652 Front View