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15
NI USB-9215 Series User Guide and Specifications
Assembling the High Voltage Screw Terminal Backshell
The high voltage screw terminal backshell must be installed when using 
hazardous voltages (>42.4 V
pk
, 60 VDC). Refer to Figure 11 while 
completing the following steps to assemble the backshell:
1.
Connect the leads to the screw terminal and secure with the strain 
relief. 
2.
Finish by snapping the backshell around the connector.
Figure 11.  High Voltage Screw Terminal Backshell
Figure 12.  Assembled High Voltage Screw Terminal Backshell
1
Strain Relief
1