3M 965AMS Manuale Utente
30
Measurement Functions
3M™ Dynatel™ Advanced Modular System 965AMS
Loop Current>Operation
3. Over Current Warning
The tester has detected
a current greater than
110 mA.
Over current can damage
the test set. Use standard
safety practices for
disconnecting the test leads
and eliminating the source
of the over current.
Disconnect all test leads
then press
Retest
to
continue.
Loop Current>Ground Resistance
The Ground Resistance function compares the customer
protector ground resistance to an active central office pair.
Note: The Ground Resistance function only works with central
Note: The Ground Resistance function only works with central
offices with the Tip connected to ground.
Loop Current>Ground Resistance>Hook-Up
RED
GRN
BLK
Ring (B)
Ring (B)
Ground (Earth)
Ground (Earth)
Ground (Earth)
Tip (A)
Tip (A)
Tip (A)