Insulation Resistance
1. Press
2. Press
to select 1000V, 500V, or 250V test voltage.
3. Insert the test leads in the corresponding input terminals of the
instrument.
4. Disconnect the circuit under test from power and isolate all eventual
loads.
5. Apply leads to wiring under test.
6A. To run a timed test:
• Hold
LOCK
• Then, use
(Default is (S) spot test.)
• Press
LOCK
• Press
The last megohm reading is displayed. Keep the leads on the test
points to allow the circuit to discharge.
• To perform the same timed test again, press
• To exit the timed test, hold
select S, then press
function using the
6B. To run a continuous test:
• Press
LOCK
unit beeps.
• Press
continuous mode.
Warning: The
instrument is charging the circuit. When the
the display, the instrument is discharging the circuit. Both of these
indicate a shock hazard is present.
to turn on the instrument.
for 2s.
to select time from 30 seconds to 10 minutes.
to confirm selection.
to start the insulation testing.
TEST
LOCK
and
TEST
again to stop
TEST
symbol on the display means that the
for 2s, then use
LOCK
. The unit can now be navigated to any
buttons.
at the same time. Lock is displayed and
Red
Black
7
.
TEST
P
N
PE
R
E
symbol is flashing on
to
R
T