3M 965DPS Modem User Manual


 
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This screen indicates that a high current has been
detected between the test leads and that the 965DSP
has opened an internal relay to protect itself
from damage. Use standard safety practices for
disconnecting the test leads. Press the [Enter] key
to restart the 965DSP. Fix problems before restarting
the current measurement again.
Current
This function measures the DC current flowing
through a 430 Ohm resistor inside the 965DSP.
Connect the red and black leads to the pair to
measure loop current.
If the Current is greater than 110 mA, you will see
the following ‘Current Warning’ screen: