Figure 4: Vsi-Pro Max Connections; Table 3 : Pin-Out Of The Db-9 Female Connector On The Vsi - AVE VSI-Pro Max Operation Manual

Table 3: Pin-Out of the DB-9 Female Connector on the VSI-Pro RS-422/RS-485
Note:
When the RS-485 port is set for Bi-Directional RS-485 the TXD port has no function. When the RS-485
port is set for recieve data only then the TXD port can be used for an RS-232 output.
CASH REGISTER
VSI-Pro Max POS / Cash Register Interface
PIN #
FUNCTION
1 Alarm Out 1
2 No Function
3 TXD RS-232
4 RS-485 (+) A Data
5 Ground
6 RS-485 (-) B Data
7 RTS ( Alarm In )
8 CTS or RS-232 Out
9 Alarm Out 2
Networking to additional
VSI-Pro Max, Regcom,
Networker, Vnetworker or
PC Software Application
RS-232 or
RS-485
Direct or
ECR
Interface
VSI-Pro Max
CAMERA

Figure 4: VSI-Pro Max Connections

DIRECTION
Open Collector Transisitor
No Function
From VSI-Pro Max (Option)
From or To VSI-Pro Max
From or To VSI-Pro Max
To VSI-Pro Max
From VSI-Pro Max
Open Collector Transistor
RG-59U
To Earth Ground for
Lightning and Surge Suppression
RG-59U
13
3. CONNECTIONS
WALL TRANSFORMER
9-12VDC 300mA
MONITOR