marposs WRP45 - Input Signals and SEL0;SEL1 Configuration

WRS – Installation Manual
54
INPUT SIGNALS:
1. START, opto-insulated. Compatible with the operation of the systems with ± 15V rated electric
supply, and low absorption of current.
2. SEL0/SEL1: opto-insulated. In order to select the desired sub-channel, the CN must assign these
inputs as in Table 4-10 and Table 4-11.
Table 4-10. Working sub-channel/probe selection. SOURCE type connection
SUB-CHANNEL
SEL 0-INPUT
SEL 1-INPUT
A
-Vdc -Vdc
B
+Vdc -Vdc
C
-Vdc +Vdc
D
+Vdc +Vdc
Table 4-11. Working sub-channel/probe selection SINK type connection
SUB-CHANNEL
SEL 0-INPUT
SEL 1-INPUT
A
+Vdc +Vdc
B
-Vdc +Vdc
C
+Vdc -Vdc
D
-Vdc -Vdc