TBX-1316 High-Voltage Attenuator Terminal Block
4
ni.com
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Wire insulation stripper
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Miscellaneous tools to permanently mount the enclosure
Installing the TBX-1316 Enclosure
Note
Refer to the
Read Me First: Safety and Radio-Frequency Interference
document
before removing equipment covers or connecting or disconnecting any signal wires.
To install the TBX-1316 enclosure, complete the following steps:
1.
Install an application appropriate UL-Listed external breaker
(disconnect) for each input line as follows:
a.
Install the disconnect device(s) within close proximity of the
TBX-1316 and within easy reach of the operator.
b.
Mark this enclosure as a disconnect device.
Note
The TBX-1316 is intended for mounting in a permanent location. NI recommends
installing the enclosure in a permanent location whenever possible.
2.
Securely mount the enclosure to the building per the local safety codes.
If the enclosure is mounted on plaster board (drywall), mount the
enclosure using four #14
×
1 1/2 in. wood screws installed through the
four, 7.6 mm (0.3 in.) clearance mounting holes. Position the enclosure
so that all four screws are driven into wooden studs. Figure 1 shows the
clearance holes.
3.
While referring to Figure 2, unlock and open the enclosure door using
a 3/8 in. flathead screwdriver.
4.
While referring to Figure 3, complete the following steps to install the
protective earth (PE) ground wire.
Note
The PE ground wire
must
comply with your local codes and be the same or larger
size AWG as the input signal wires.
a.
Insert the PE ground wire through the PE ground strain-relief
collar.
b.
Install a UL-Listed uninsulated closed-ring terminal, suitable to
your application, on the end of the PE ground wire.
c.
Place the lock-washer over the ground-screw followed by the
PE ground terminal.
d.
Place the provided lock washer over the end of the ground screw.
The screw should now have a ring terminal between two lock
washers.