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4 Pelco Manual C939M-D (7/00)
INSTALLATION
To install the ERD97P21-U Receiver:
– Mount the receiver.
– Change the input power cable (230 VAC only).
– Connect the wiring for power to the enclosure.
– Install the option board (if applicable).
– Make all equipment connections.
– Set the voltage options for input power (pan/tilt, camera, and lens functions).
MOUNTING
1. Determine the mounting location.
2. Use the ERD97P21-U Receiver as a template and mark the four fastener holes onto the
mounting surface.
3. Prepare the holes for the fasteners (not provided). Pelco recommends 1/4-20 bolts or
equivalent fasteners capable for supporting a minimum of 50 pounds (22.68 kg).
4. Position the receiver over the mounting holes. Secure the receiver to the mounting surface.
Figure 1. ERD97P21-U with ERD97-AUX Option Board
TERMINAL STRIP FOR
INPUT POWER AND
ENCLOSURE POWER
GLANDS
ENCLOSURE FUSE
CAMERA FUSE
ON/OFF SWITCH
INPUT POWER FUSE
PROTECTIVE
SHIELD
PC BOARD
P7 CONNECTOR
INPUT POWER SELECTION
CAMERA POWER SELECTION
DIP SWITCHES
ERD97-AUX
OPTION BOARD
TERMINAL BLOCKS FOR
EQUIPMENT CONNECTIONS
LENS VOLTAGE ADJUSTMENT
PRESET CLEAR
RESET
INPUT AND ENCLOSURE POWER
The receiver is configured for 120 VAC operation. The input power and enclosure power are
connected to a terminal strip located underneath the PC board.
To change the receiver input power to 230 VAC and/or to connect power to the enclosure, do
the following. Refer to Figure 1.
1. Loosen the thumbscrews on the PC board (refer to Figure 1) and move the board out of
the way.
2. Remove the protective shield positioned over the terminal strip by loosening the thumb-
screw that holds it in place.
3. 230 VAC Only - Remove the factory-installed 120 VAC power cable. Insert the 230
VAC power cable through the feedthrough gland at the base of the receiver. Connect to
terminal strip.