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© National Instruments Corp. 3 FP-AI-110 and cFP-AI-110
(10 lb ⋅ in.) of torque. The nylon coating on the screws prevents
them from loosening.
Figure 2. Installing the cFP-AI-110
Wiring the [c]FP-AI-110
The FP-TB-x terminal base has connections for each of the eight
input channels and for an external power supply to power field
devices. The cFP-CB-x connector block provides the same
connections. Each channel has separate input terminals for voltage
(V
IN
) and current (I
IN
) input. Voltage and current inputs are
referenced to the COM terminals, which are internally connected
to each other and to the C terminals. All eight V
SUP
terminals are
internally connected to each other and to the V terminals.
You can use a 10–30 VDC external supply to power field devices.
Connect the external power supply to multiple V and V
SUP
terminals so that the maximum current through any V terminal
1cFP-DI-300
2Captive Screws
3 cFP Controller Module
4 Screw Holes
5cFP Backplane
2
2
1
3 5
4
4