Sanwa M53 Handleiding
Sanwa
Meetapparatuur
M53
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M53
DIGITAL INSULATION METER
WITH VOLTAGE & SPEED RANGE
INSTRUCTION MANUAL
− − 1
[1] Safety Precautions
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Be sure to read before use.
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Be sure to read carefully the information under “ WARNING” and
“ CAUTION” in this manual in order to prevent human injuries, electric
shock and damage to the instrument as well as other equipment.
1-1 Warning Markings and Other Symbols
The symbols and their meanings used with the instrument and in this
manual are as described below.
The information under this marking must be
observed strictly to prevent human injuries,
including burns and electric shock.
The handling information under this marking
should be observed carefully to prevent damage
to the instrument and associated equipment.
Other symbols used with the instrument and in this manual
Indicates a risk of shock due to a high voltage generated
or applied at a measuring terminal.
E
Insulation resistance measurement terminal (Earth=GND)
L Insulation resistance measurement terminal (Line)
ACV AC voltage
DCV DC voltage
MΩ Insulation resistance
V . SPEED Voltage and speed measurement terminal
Voltage polarity DCV:+positive terminal, ACV:~(No polarity)
Voltage polarity DCV:-negative terminal, ACV:~(No polarity)
SPEED m/min
Speed measurement range (DCV 0~20 V range)
INSUL.
TEST VOLT Insulation test voltage ON indication
ON
POWER Measuring power switch
WARNING
CAUTION
− − 2
1-2 Warning Messages for Safety
WARNING
1. Check the measurement type (insulation resistance, DC or AC
voltage) before measurement and select the appropriate
function for it.
2. Do not apply a voltage or signal exceeding the specified
maximum allowable input. (For the maximum allowable input
voltage value, see section 1-3 on the next page.)
3. Do not open the case or battery cover unless replacing the
batteries as described in this manual.
4. Always use the test leads specified in the manual.
5. If the insulation coating of a test lead is damaged or its
conductor wire is exposed, do not attempt to repair it.
Instead, replace with a new test lead.
6. Do not switch the measuring function during measurement.
7. Do not use the instrument when it is moistened, when your
hand is wet or when the ambient humidity is high (85 %RH or
more).
8. Do not touch the metallic parts of the test leads during
measurement.
9. Do not use the instrument if it is defective and incapable of
making the specified measurements.
10. Do not use the instrument using high-power or higher voltage
circuitry than the maximum allowable input.
11. Be sure to conduct annual inspections.
Product specificaties
| Merk: | Sanwa |
| Categorie: | Meetapparatuur |
| Model: | M53 |
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