National Instruments NI 9236 - Manual (Page 8)

NI 9235/9236 8 ni.com
Connecting Wires to the NI 9235/9236 Connector
Use a flathead screwdriver with a blade smaller than 2.3 × 1.0 mm
(0.09 × 0.04 in.) to connect wires to the detachable spring-terminal
connector. Insert the screwdriver into a spring clamp activation slot
and press a wire into the corresponding connector terminal, then
remove the screwdriver to clamp the wire into the terminal. Refer
to the
Specifications section for more information about
spring-terminal wiring.
Figure 3. Connecting Wires to the NI 9235/9236 Connector