Chapter 4
Accessory and Cable Connections
©
National Instruments Corporation
4-5
NI 951x User Manual
NI 951x Connection Accessories
This section contains information about the NI 951x 37-pin terminal blocks
and cables, including pin assignments for each module. Figure 4-3 shows
the NI 951x module connected to the 37-pin terminal block using the
NI 951x to 37-pin cable.
Figure 4-3.
NI 951x Module and 37-Pin Terminal Block
37-Pin Terminal Block Pin Assignments
Figure 4-4, Figure 4-5, and Figure 4-6 show the pin assignments for the
NI 951x to 37-pin terminal blocks.
Note
When connecting only the MDR connector to the terminal block, all DSUB signals
on the terminal block are no connects (NC) and when connecting only the DSUB connector
to the terminal block, all MDR signals on the terminal block are no connects.
Caution
The 37-pin terminal block has separate Vsup and COM terminals for each
connector. Make sure you are using the correct Vsup and COM terminals for the connector
you are using. All signals associated with the DSUB connector in Figures 4-4, 4-5, and 4-6
are marked with a dagger (†).
NA
TIO
NAL
INST
RUM
ENT
S