©
National Instruments Corporation
5
SCC-68 User Guide
Closing the Enclosure
To close the SCC-68, align the two back tabs into the corresponding holes
at the back of the base, as shown in the detail in Figure 2. With the cover
and base of the enclosure aligned, snap the SCC-68 closed. To secure the
SCC-68 enclosure, use a flathead screwdriver to push the screw down
against the spring resistance and tighten the screw.
Caution
The captive screw
must
be used to secure the enclosure when connecting
hazardous voltage (>30 V
rms
/42.4 V
pk
/60 VDC) signals to an SCC-RLY01 module.
Note
For safest operation of the SCC-68, NI recommends always using the captive screw
to keep the SCC-68 in a closed position.
Figure 2.
SCC-68 Enclosure Features
1
Strain Relief Posts
2
Snapping Latches
3
Captive Screw
4
Hinge Tabs
5
Strain-Relief Holes for Cable Ties
4
1
5
2
3