Seaward 250 PrimeTest - Manual (Page 23)

• If the measured value is less than the factory set
pass/fail threshold, the measured value is
displayed and the unit indicates a pass result,
as shown below.
Note: The PrimeTest 250+ can perform a
continuous
R
PE
measurement (max
3 minutes). Press and hold the CLI key
for approximately 5s until the unit emits
a beep and the symbol appears on the
display. The PrimeTest 250+ continuously
displays the current measured value on
the display and stores the maximum value
in the memory. By pressing the CLI
key again, the measurement is repeated
with reversed polarity. Press the key
again to terminate the R
PE
test and
display the maximum value of R
PE
on
the display.
• The insulation test voltage is shown momentarily
next to the Riso enunciator.
• The unit will proceed with the Insulation and
Leakage
tests.
Note: The power switch on the appliance
under test must be in the ON position
to perform an insulation test. If no
appliance is detected the PrimeTest
250+ will display the following.
PrimeTest 250+ Operating Instructions
21