USER GUIDE
NI 9949 RJ-50 to Screw-Terminal
Accessory
This user guide describes the features of the National Instruments 9949
RJ-50 to Screw-Terminal Accessory. You can use the NI 9949 to provide
screw-terminal access to devices that use RJ-50 cables, such as the NI 9237
with RJ-50 and the SCXI-1314T.
Figure 1. NI 9949 RJ-50 to Screw-Terminal Accessory
What You Need to Get Started
To use the NI 9949, you need the following:
❑ Plastic tie strap for strain relief wrapped around the two front holes,
as shown in Figure 3.
❑ M4x20 screw, or other hardware that fits in the 8.9 mm (0.35 in.) outer
clearance hole and 4.6 mm (0.18 in.) inner clearance hole, as shown in
Figure 3.
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