Section 10: Model 3731 high-speed reed relay matrix card
Series 3700A Switch and Control Cards Reference Manual
10-2
3700AS-909-01 Rev. B / December 2011
Available accessories: Model 3731
Accessory model number
Description
Model 3721-MTC-1.5
50-pin, female-to-male, D-sub cable assembly, 1.5 m
(4.9 ft
Model 3721-MTC-3
50-pin, female-to-male, D-sub cable assembly, 3 m (9.8 ft)
Model 3731-ST
Screw terminal panel
Model 3731-KIT50-R
50-pin, female, D-sub connector kit (solder cup contacts)
Connection information: Model 3731
The Model 3731 uses two 50-pin male D-sub connectors for signal connections. Use the detachable
Model 3731-ST accessory for screw terminal connections. Refer to the following figure for the Model
3731 D-sub connection information.
Figure: Model 3731 pin connections
Figure 33: Model 3731 pin connections