Tektronix 7707-MTC-2 Users Guide

Model 7707-MTC-2 Cable

Keithley Instruments, Inc.

28775 Aurora Road
Cleveland, Ohio 44139
[phone]
www.keithley.com

User’s Guide

Introduction

The Model 7707-MTC-2 is a 25-conductor cable that is used with the Model 7707 multiplexer switching
module. The 2-meter cable is terminated with female/male 25-pin D-Sub connectors. Connect the male
end of the cable assembly to the female DB-25 connector of the 7707 switching module. Connect the
female end of the cable to external circuitry.

The cable illustration shows the pinouts for the DB-25 connectors. Model 7707 terminal identification for
the DB-25 is provided in Table 1 of the Model 7707 Packing List (Part number PA-770).

WARNING All connection and wiring information is intended for qualified service personnel.

Do not make switching module connections unless qualified to do so.
To prevent electric shock that could result in serious injury or death, adhere to the

following safety precautions:

• Before making or breaking connections to the switching module, make sure
power is removed from all external circuitry.

• Do not connect signals that may exceed the maximum specifications of the
Model 7707 or the Model 7707-MTC-2 cable assembly.

Model 7707-MTC-2 cable assembly

25

14

13

1

Female DB-25 Connector Male DB-25 Connector

2-Meters

KEITHLEY

300V

2A Max

CAT I

Cable assembly specifications:

Connector-to-connector pinout: 1 to 1 (see cable illustration)
Maximum voltage rating: 300V DC or RMS.
Operating temperature: -20 to 80°C.
Maximum current: 2A single contact
Pin-to-pin resistance: <250m

Ω

13

25

1

14

PA-826A Rev. A / 6-03