8Pelco Manual C682M-E (11/01)

TWO-WIRE CONTROL SYSTEM INSTALLATION
1. Connect the control wires from the receiver to the RS-422 converter. The DX7000 can
support up to 16 PTZ devices. To connect more than one PTZ to the system, refer to
Figure 3.
RS-422 Converter Receiver
TX+ RX+
TX- RX-
2. Set the DTE/DCE switch located on the bottom of the converter to DCE.
3. Plug the RS-422 converter into the 9-pin to 25-pin adapter.
4. Plug the pin converter into the COM 1 Port.
5. Attach the power adapter to the RS-422 converter.
6. Plug power adapter into a power source. The standard European plug is attached to
the power adapter. To convert the adapter to the USA standard loosen the Phillips
head screw and remove the European plug (refer to Figure 4).

Figure 2. Two-Wire Control System Installation

Figure 4. Power Adapter Plug for the RS-422 Converter

NOTE:

The PTZ must be

set to accept ‘D’ protocol

control. For information on

setting the receiver address

for D-type control, refer to

the documentation supplied

with the PTZ equipment.

EUROPEAN STANDARD
ADAPTOR
PHILLIPS HEAD SCREW
USA STANDARD
00963
RXTX TX
-+-RX RX TX TX
+-+-
RXRXTX TX
+-+-
PTZ
RX
+
PTZ PTZ
THE LAST PTZ
TERMINATE
SUPPORTS UP TO 16 PTZ
MAXIMUM: 4,000 FEET (1,219 M)
01198

Figure 3. Multiple PTZ Installation

COM 1 PORT
PIN CONVERTER
RS-422 ADAPTER
BACK OF DX7000
POWER ADAPTER
01194