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Series 3700 Cables and Connector Kits
Keithley Instruments, Inc.
28775 Aurora Road
Installation Instructions
Cleveland, Ohio 44139
1-888-KEITHLEY
www.keithley.com
Introduction
This instruction sheet contains information for the Keithley Instruments Series 3700 System Switch/Multimeter
cables and connector kits. These kits include all necessary hardware to assemble cables and connectors, as
needed.
WARNING These installation instructions are intended for use by qualified service
personnel only. Do not assemble connectors or make connections to them
unless qualified to do so. Failure to recognize and observe normal safety
precautions could result in personal injury or death.
Do not exceed the maximum specifications of the switching module.
General information
The following table lists available cable and connector kits, the number of conncetor pins for each kit, and cable
length (where applicable).
Table 1: Series 3700 cables and connector kits
Model number Number of pins Description Length
3720-MTC-1.5 78 Cable 1.5 m (5 ft)
3720-MTC-3 78 Cable 3 m (10 ft)
3721-MTC-1.5 50 Cable 1.5 m (5 ft)
3721-MTC-3 50 Cable 3 m (10 ft)
3722-MTC-1.5 104 Cable 1.5 m (5 ft)
3722-MTC-3 104 Cable 3 m (10 ft)
3722-MTC-1.5/MM 104 Cable 1.5 m (5 ft)
3722-MTC-3/MM 104 Cable 3 m (10 ft)
3732-MTC-1.5 78 Cable 1.5 m (5 ft)
3732-MTC-3 78 Cable 3 m (10 ft)
3790-KIT50-R 50 Connector Kit N/A
3791-KIT78-R 78 Connector Kit N/A
3792-KIT104-R 104 Connector Kit N/A
3792-KIT104-R/F 104 Connector Kit N/A
PA-949 Rev. D / May 2011 1
Series 3700 Cable and Connector Kits Installation Instructions
Model 3720-MTC-1.5 / 3.0
The Model 3720-MTC-1.5 / 3.0 cable is a 78-pin cable assembly (1.5m (5 ft) or 3.0m (10 ft) in length) terminated
with a male D-sub connector on one end and a female D-sub connector on the other end.
Figure 1: Model 3720-MTC-1.5 / 3.0 cable
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: