On-Site Adjustments
9.4 Changing number of DIs/DOs
To change the number of Discrete Inputs and Discrete Outputs, remove the circuit card as explained in
Section 9.1. Refer to Figure 9-4 and Table 9-7 for DIP switch location and settings.
TB1
268
16/32 POINT DISCRETE I/O
Enlarged view of
S1 DIP switches
Figure 9-4 Location Of DIP Switch S1 On Discrete I/O Card
TB1
TB2
L1
L2/N
+24V
-24V
AO1+
AO 1-
8
AO2+
AO2-
AO3+
A03-
A04+
A04+
Figure 9-5 Instrument's Rear Terminals
VPR & VRX – User Manual
DI
S1
DO
ON
1
S1
OFF
TB 2
TB3A
TB3B
TX+
TX-
COM
RX-
RX+
2
DI
DO
TB4
TB4
AI1 A+
AI1 C-
AI1/2 B
AI2 A+
AI2 C-
AI3 A+
AI3 C-
AI3/ 4 B
AI4 A+
AI4 C-
AI5 A+
AI5 C-
AI5/6 B
AI6 A+
AI6 C-
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