Datasheet

Datasheet
The QSA test cords provide a means of easy connection to the 3M QSA
modules for testing purposes.
There are 3 versions available depending on the module type to test
and the type of testing. There are 2 version of the QSA 2-pole test
cord, one for use on the QSA series 1, the other for QSA series 2. The-
se cords provide 1 pair with signals a/a‘ and b/b‘. The third version of
cord is a 4-pole test cord for use with QSA series 2 modules and pro-
vides 2 pair with signals a,b,a‘,b. All 3 versions are supplied complete
with banana sockets for easy connection to the test equipment.
For easy identification of signals in the 4-pole test cord longer leads
are supplied to denote the a‘ and b‘ signals, the shorter leads denote a
and b signals. The banana sockets are also colour coded with the black
sockets for b and b‘ signals and the white sockets for a and a‘ signals.
Marking of signals at the QSA connector :
To ensure the correct orientation of the test cords within the QSA modules
markings are placed on both the module housing and the test plug. The
2-pole test cords have a black rectangle on the b/b‘ signal side and the
4-pole cord, 4 different rectangles mark the signal. (see below diagram)
QSA
test cords
Features
• Easy connection to the modules
• Banana sockets
Benefits
• Signals are marked at the QSA connector
• Colour marking of signals at equipment side
QSA series 1 2-pole test cord
QSA series 2 2-pole test cord
QSA series 2 4-pole test cord
2-pole test cords 4-pole test cord
b
a

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