Installation
Analog Output Connections
Analog outputs may be Current Output (CAT), Voltage Output (VAT), Time Proportion Output (DAT) or
Position Proportional Type (PP). For CAT or VAT wiring, see Figure 2-7. For DAT wiring, use general
purpose output relays or open collector outputs. For Position Proportional wiring, see Figure 2-10. See
Discrete Output Connections.
See Table 1-1 Specifications for output signal specifications for output circuit card modules.
Discrete Input Connections
See the Specifications section for input specifications for circuit card modules. Connect the wires
according to Figure 2-8 if your instrument has TB3, or Figure 2-9 if it has TB3A or TB3B. For TB3A and
TB3B, you can connect to any COMM terminal on the terminal board.
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AO 1 +
AO 1 -
Figure 2-7 CAT or VAT Wiring Connection
DI
DI C
Figure 2-8 Discrete Input Connections on TB3
DI
DI
COMM
COMM
Figure 2-9 Discrete Input Connections on TB3A & TB3B
VPR & VRX – User Manual
Voltage
or
Current
12/00