2.2 INSTALLATION
DIAGRAM
HEGS5BLX VideoBloX Controller
+12VDC
GND
RS-232 (TX)
RS-232 (RX)
RS-485 (D+)
RS-485 (D-)
+12VDC
GND
RS-232 (RX)
RS-232 (TX)
RS-485 (D+)
RS-485 (D-)
PSU
12 VDC
2A
Honeywell
Part# 849193-0089
Part #140.0101
RS232 to RS422 Converter
5 4 3 2 1
9 8 7 6
Female DB9
Female DB9
RS232
Pin 3, RXD
Pin 2, TXD
Pin 5, GND
V
+
V
-
G
N
D
-
12-30 VDC Power Supply
Part #849193-0089
+
TX+ (B)
TX- (A)
RX+ (B) Data +
RX- (A) Data -
RTS+ (B)
RTS- (A)
CTS+ (B)
CTS- (A)
SGND
4-Wire
w/Terminator
RS422
4-Wire RS422
VideoBloX CPU Module
RS422 Master DB9
Pin 3, RX+
Pin 4, RX-
Pin 2, TX+
Pin 1, TX-
Part #849518-0419
6x6 Crossover Cable
Multiplexer
DVR
Pin 5, GND
HVB232422
1 2 3
ON
1 2 3
ON
Note: White Space Shows Switch Position
RS422
WITH TERMINATOR
SW1 SW2 SW3
ON ON ON
RS422
SW1 SW2 SW3
ON ON OFF
``
Figure 1: Connecting to the VideoBloX CPU Module
Rev. 1.01
3
900.0799
20-Jun-06