Hioki RM2610, Instruction Manual

Page: 38 / 138

34
Pre-use Inspection
OPEN inspection method
1
Probe check
board
2
Non-conductive surface
You will need: The probe check board
1
Verify that the up/down lever is in the
raised position.
2
Place the probe check board’s non-
conductive surface (the board came
with the RM9004 Test Fixture) on the
measurement stage.
The probes make contact with the bold graduated
marks on the graduated plate. Position the probe
check board so that the probes will make contact
with the center of the non-conductive surface.
4
5
Up/down lever
3
4
Lock release lever
Lock release lever
clamp knob
3
Verify that the clamp knob on the lock
release lever is loose.
4
Pull the up/down lever toward you and
down while pulling the lock release lever
toward you.
The RM9004 Test Fixture will move downward
under its own weight.
5
Verify that the RM9004 Test Fixture is fully
lowered.
6
Choose [Check] on the RM2612 Resistance
Calculation Software screen.
7
Choose [RM9004] .
8
Choose [OPEN] to perform the OPEN
inspection. (The [Pass.] dialog box will be
displayed if the isolated state of all probes
is verified.)
If the [Abnormal insulation resistance. ] dialog box is
displayed, there may be an insulation defect (continuity)
between probes. Clean the tips of the probes with air
(p. 118) and repeat the OPEN inspection.
9
Once the inspection is complete, raise the
up/down lever.
10
After verifying that the RM9004 Test Fixture
is fully raised, remove the probe check
board from the measurement stage.