Series 3700 Cable & Connector Instructions
Model 3791-KIT78-R
The Model 3791-KIT78-R kit is a 78-pin solder-cup connector kit terminated with a female D-sub connector.
Figure 11: 78-pin female D-sub connector kit assembled
WARNING
Make sure the instrument that you are installing is in a powered-down state
with all cables unplugged. Failure to install an instrument in a discharged
state may cause personal injury or death from electrical shock. Do not
exceed the maximum specifications of the switching module.
To prevent electrical shock, observe the following safety precautions:
•
Both ends of the cable must be connected before applying any power
to the system.
•
Remove all power in the system before connecting the cable to a
switching module or external circuitry.
•
Both D-sub connector shells of this cable must be connected to a
safety earth ground. A shock hazard exists when voltage levels greater
than 30V RMS, 42.4V peak, or 60V DC are present.
Maximum signal level
The Model 3791-KIT78-R connector kit is rated for 300V RMS.
Maximum current rating
The Model 3791-KIT78-R connector kit maximum current is 5.0A.
Pin number identification
Pin number identification for the Model 3791-KIT78-R D-sub connector is shown in Figure 12 below:
Figure 12: Model 3791-KIT78-R kit pin number identification
Female D-sub connector:
1
20
39
59
78
21
40
60
Contacts
The contact is 22 AWG maximum, and an insertion tool (not included) is required (part number 3791-CIT).
12
PA-949 Rev. D / May 2011
