INSTALLATION INSTRUCTIONS
NI TB-2643
4 × 64 2-Wire or Dual 4 × 64 1-Wire Matrix Terminal Block
for the NI PXI-2532
Introduction
The NI TB-2643 terminal block configures your NI PXI-2532 as a 4
×
64
2-wire matrix or dual 4
×
64 1-wire matrix. The NI TB-2643 has ribbon
cable headers to connect signals to the switch, and it provides optional
isolation resistors to protect the reed relays from capacitive loads.
Refer to the
NI Switches Getting Started Guide
to determine when to install
the terminal block.
Make sure you have the following:
•
NI TB-2643 terminal block
•
1/8 in. flathead and #1 Phillips screwdrivers
•
Eight 2 mm jumpers
•
Four 34 conductor, 28 AWG, .050 in. pitch ribbon cable assemblies
(not included)
•
One 16 conductor, 28 AWG, .050 in. pitch ribbon cable assembly
(not included)
Note
Refer to the
section for information about ordering the appropriate cable
assemblies.
Connecting Ribbon Cables
To connect ribbon cables to the terminal block, refer to Figures 1 and 2
while completing the following steps:
1.
Remove the top cover screw.
2.
Gently remove the top cover from the terminal block.
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