Pelco Switch RB115 User Manual

®
PCB1500535ASSY  
Board Replacement for RB24,  
RB115 and RB24/200 Relay Boxes  
Installation Manual  
C1915M (6/97)  
INSTALLATION INSTRUCTIONS  
The PCB1500535ASSY (Rev. D) PC board is part of the RB24, RB115, RB24/220  
Relay Boxes. For complete installation and operation instructions, refer to manual  
C915M-D.  
CAUTION: Failure to dis-  
connect power will expose  
you to a risk of electric  
shock.  
1. Disconnect power to the relay box.  
2. Refer to Figure 1. Disconnect the 115 VAC IN plug to the transformer and  
disconnect the PAN/TILT OUT, and 24 VAC CONTROL IN connections.  
CAUTION: It is important,  
when screwing down the  
PCB1500535ASSY (Rev.  
D) PC board to the relay  
box, that you use the pro-  
vided nylon washers be-  
tween the screw, PC board  
and top metal standoff.  
3. Unscrew the three (3) screws attaching the PC board to the relay box and  
remove the old PC board. Save the screws and lock washers to attach the  
new PC board.  
4. Remove the new PC board from the static bag.  
5. Refer to Figure 2. Install the top screw first (located near C6). Install the PC  
board by putting a lock washer and nylon washer on a screw and inserting it  
through the hole in the PC board. Then put a nylon washer under the PC  
board and tighten the screw into the standoff as needed. Do not over tighten.  
Insert the screws in the bottom holes in the PC board and tighten until firmly  
attached.  
CAUTION: Failure to use  
nylon washers when attach-  
ing the PC board to the top  
metal standoff will result in  
a short condition damaging  
the PC board.  
6. Reconnect the 24 VAC CONTROL IN and PAN/TILT OUT connections, and  
the 115 VAC IN plug to the transformer. Reconnect power to the relay box.  
Pelco • 3500 Pelco Way • Clovis, CA 93612-5699 • USA  
(800) 289-9100 or (1-559) 292-1981 • FAX (800) 289-9150 or (1-559) 292-3827  
International customers call (1-559) 292-1981 or FAX (1-559) 348-1120  
 

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