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The battery may only be changed outside of
Ex areas.
Use only the indicated type of battery.
Observe the safety-related characteristics in
Ex areas (see section 9)
The measuring instrument may only be
dismantled by authorised personnel.
Before using the device check the housing and
connecting line for visible damage. If damage
is visible the earth resistance tester may not be
placed into operation. In case of strong dirt
contamination, the EP must be cleaned before
use.
The instrument has to be stored in a clean and
dry environment.
3. Putting into operation
3.1 Battery
We have already inserted a 9 V battery IEC 6LR61 or
IEC 6LF22. Your device is ready for operation. Before
initial start-up, or after a lengthy period of storage,
observe the instructions in section 5.
3.2 Testing correct display and function (self-test)
Step 1 – Test of the display
Test electrodes must not come into contact
with each other during self-test.
Press and hold button
segments light up, 4 LEDs flash as well as a
buzzer sound can be heard.
Release button
, „+ Rdy" is indicated on the
display.
The indication „+ Rdy" signalizes readiness for
measurement.
Note: When the display shows the error message
"FUSE Err" after self test step 1 the fuse is defect (see
section 7). If an empty battery symbol
the display during the standby indication „+Rdy",
the battery needs to be exchanged (see section 5.).
Switch off the tester by pressing button
Step 2 – Checking the line / function
Connect the test lines with the socket and
short-circuit them with the test electrode.
Press button
and then the button
the same time. The zero balance will be
performed. The display shows "CAL". After
expiration of time the value „0,00 ... 0,04 Ω" is
indicated on the display.
Through this, the overall functions have been tested.
Attention!
If one of the displays fails during the self-test – even
if only partial failure occurs – (step 1) or if the instru-
ment does not indicate a function standby (step 2),
the earth resistance tester may not be placed into
operation!
20
. All display
occurs on
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