Making A Timed Test - Fluke 1550 User Manual

Making a Timed Test

You can program the Meter to make tests that run for a set time at a set
voltage. The time can be set in 1 minute increments to 99 minutes. During a
timed test, the time limit appears on the right bottom of the display. The elapsed
time is shown in the middle. To make a timed test:
O
to turn on the Meter. The Meter will be in TEST VOLTAGE mode
1. Press
with a 500 V default test voltage.
V d
2. Press or
2500 V, and 5000 V). The selected voltage appears in the upper-right of
the display.
The nominal test voltage is 5-10 % higher than the voltage you select.
3. Connect the probes to the circuit you want to test.
To avoid possible electric shock or personal injury: before and after
testing, confirm that the Meter does not indicate the presence of a
hazardous voltage. If the Meter beeps continuously and a hazardous
voltage is shown on the display, disconnect test leads and remove
power from the circuit under test.
G
4. Press to scroll to the desired test function. Then press
TIME LIMIT function.
V
5. Press to set the test time.
T
6. Press for 1 second to start the test. The Meter beeps 3 times as the
and the W icon flashes on the display. The bottom row on the display
shows test current, time elapsed, and duration of test.
When the test is complete, STORE RESULT? is displayed.
7.
V
• Press
to save the measured insulation resistance and the test
parameters. The Meter returns to Ready mode.
Or
d
• Press
to ignore the test results and return the Meter to Ready mode.
to scroll through the test voltage options (500 V, 1000 V,
Note
X
Warning
1550 MegOhmMeter
Making Measurements
G
to select the
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