National Instruments NI CVS-1458RT Getting Started Manual page 10

3. If the power connector plug is connected to the chassis, disconnect it from the device.
Figure 6 shows the terminal screws, which secure the wires in the screw terminals, and the
connector screws, which secure the connector plug on the chassis.
Caution
the power is on.
Figure 6. 4 Position Power Screw Terminal Connector Plug
1 V (Positive) Terminal Screw
POE
2 C (Negative) Terminal Screw
POE
3 V (Positive) Terminal Screw
ISO
4. Connect the positive lead of the isolated outputs power source to the V
power connector plug and tighten the terminal screw to 0.2 to 0.25 N · m (1.8 to 2.2 lb · in.)
of torque.
5. Connect the negative lead of the isolated outputs power source to the C
power connector plug and tighten the terminal screw to 0.2 to 0.25 N · m (1.8 to 2.2 lb · in.)
of torque.
6. Connect the positive lead of the PoE power source to the V
connector plug and tighten the terminal screw to 0.2 to 0.25 N · m (1.8 to 2.2 lb · in.) of
torque.
7. Connect the negative lead of the PoE power source to the C
connector plug and tighten the terminal screw to 0.2 to 0.25 N · m (1.8 to 2.2 lb · in.) of
torque.
8. Install the power connector plug into the ISO power receptacle on the NI CVS-1458RT
chassis and tighten the connector screws to 0.4 N · m (3.5 lb · in.) of torque.
10 | ni.com | NI CVS-1458RT Getting Started Guide
Figure 5. Installing a Ferrite on the Power Leads
Do not tighten or loosen the terminal screws on the power connector while
1
2
3
4
5
4 C (Negative) Terminal Screw
ISO
5 Connector Screws
terminal of the power
POE
POE
terminal of the
ISO
terminal of the
ISO
terminal of the power