Megohmmeter Model 6505 - User Manual
15
Once the connections have been made, choose the desired test voltage on the
rotary switch.
When powered up, the instrument displays the following:
–
Condition of the battery.
–
Test voltage.
–
Voltage present on the object to be tested.
■
Press the
START/STOP
button to start the measurement.
■
During measurements, the instrument will beep every 10 seconds to alert the
user that a high voltage is present.
■
Press the
START/STOP
button again to stop the measurement. The
instrument will continue to measure external voltages, but the test result will
remain displayed on the main display unit.
WARNING:
To ensure your safety, the instrument will automatically
discharge the circuit under test, allow for the voltage displayed to fall
back below 25 V before disconnecting the leads
.
Press the DISPLAY button to display:
Before the
measurement
(2 Presses)
■
Voltage present on the device to be tested.
■
Test voltage.
■
Surface leakage current.
During the
measurement
(2 Presses)
■
Test voltage.
■
Instantaneous insulation resistance value.
■
Duration of the measurement.
■
Current flowing in the resistance being
measured.
After the measurement
(5 Presses)
■
Voltage present on the device tested.
■
Insulation resistance value just before the
measurement was stopped.
■
Duration of the measurement.
■
Test voltage generated during the measurement.
■
Current that flowed in the resistance measured.
■
Surface leakage current.
■
Capacitance.
