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VSI-Pro VIDEO SERIAL INTERFACE
Figure 4: VSI-Pro Connections
Table 3 : Pin-Out of the DB-9 Female Connector on the VSI-Pro RS-422 / RS-485
1 Alarm Out 1 Open Collector Transisitor
2 No Function No Function
3 TXD RS-232 From VSI-Pro
4 RS-485 A Data To VSI-Pro
5 Ground
6 RS-485 B Data To VSI-Pro
7 RTS ( Alarm In ) To VSI-Pro
8 CTS From VSI-Pro
9 Alarm Out 2 Open Collector Transistor
PIN #
FUNCTION
DIRECTION
VSI-PRO
CASH REGISTER
MONITOR
RS-232
Direct
or ECR
Interface
RG-59U
RG-59U
WALL TRANSFORMER
9-12VDC 300mA
CAMERA
CONNECTIONS