Sanwa DM1008S Instruction Manual Download Page 9

D-1034-126̲DM508S/DM1008S/PDM508S英文

− 8 −

1. The rated measuring current of this tester is 1 mA. (1 mA to 1.2

mA when the resistance of a value below the rated measuring
voltage/1 mA and within 1st effective measurement scale is
measured.)

2. The no-load voltage is within 1.3 times the rated measuring

voltage.

3. While measuring there may be an oscillator noise from the meter,

but this is not a malfunction.

1)

Measuring object
Measurement of insulation resistance (M

Ω

) of electric equipment

and circuits.

2)

Rated measuring voltage

Model

Rated measuring voltage

DM508S

500V

DM1008S

1000V

PDM508S

500V

3)

Selection of a measuring range
Turn the function control knob to (M

Ω

) / AC600V position.

4)

Measuring method

Power off the measuring object.

Connect the lead with clip (black) to the earth side measuring
ternimal (EARTH) and the lead with test pin (red) to the line side
measuring terminal (LINE).

Turn the function control knob to a desired rated measuring
voltage range.

Connect the clip of the lead with clip to the measuring object.
Normally, the earth side measuring terminal should be on the
earth line side.

Bring the test pin of the lead with test pin in contact with the
other side of the measuring object.

 

CAUTION 

: If the meter deflects in this state, the measuring

object is charged. Be sure to remove the voltage
prior to measurement.

 REFERENCE

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Summary of Contents for DM1008S

Page 1: ...Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW TW WWW 100Y COM TW WWW 100Y COM TW TW WWW 100Y COM TW WWW 100Y COM TW M TW WWW 100Y COM TW WWW 100Y COM TW M TW WWW 100Y COM TW WWW 100Y COM TW OM TW WWW 100Y COM TW WWW 100Y COM TW COM TW WWW 100Y COM TW WWW 100Y COM TW COM TW WWW 100Y COM TW WWW 100Y COM TW Y COM TW WWW 100Y...

Page 2: ...tage we recommend that you read this instruction manual thoroughly and treat the tester correctly and safely The symbols used on this tester and in this instruction manual denote the following meanings Be careful as the high voltage is impressed Be careful because there is a possibility of bodily injury or the destruction of equipment WARNING 1 OM TW OM TW WW COM TW WWW 100Y C Y COM TW WWW 100Y CO...

Page 3: ...surement Remove components such as semiconductors from the circuit of measuring object to avoid damages when withstand of the object is unknown or lower than rated measuring voltage of a resistance insulation tester OM TW OM TW WW COM TW WWW 100Y C Y COM TW WWW 100Y COM TW Y COM TW WWW 100Y COM TW 00Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW W 100Y COM TW WWW ...

Page 4: ... WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW TW WWW 100Y COM TW WWW 100Y COM TW TW WWW 100Y COM TW WWW 100Y COM TW M TW WWW 100Y COM TW WWW 100Y COM TW M TW WWW 100Y COM TW WWW 100Y COM TW OM TW WWW 100...

Page 5: ...WW COM TW WWW 100Y C Y COM TW WWW 100Y COM TW Y COM TW WWW 100Y COM TW 00Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW W 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y C...

Page 6: ...W 100Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW W 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y C...

Page 7: ...ry BATTERY CHECK Prior to MΩ insulation resistance measurement be sure to check the built in battery A consumed battery will cause not only measurement errors but danger due to erroneous measurement For checking methods refer to 5 1 Start up Check Do not check the built in battery for more than 5 seconds OM TW OM TW WW COM TW WWW 100Y C Y COM TW WWW 100Y COM TW Y COM TW WWW 100Y COM TW 00Y COM TW ...

Page 8: ... resistance varies largely depending on temperature and humidity It is also influenced by a voltage to apply measuring voltage Normally as temperature humidity and voltage increase the insulation resistance decreases OM TW OM TW WW COM TW WWW 100Y C Y COM TW WWW 100Y COM TW Y COM TW WWW 100Y COM TW 00Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW W 100Y COM TW WWW...

Page 9: ... measuring object CAUTION If the meter deflects in this state the measuring object is charged Be sure to remove the voltage prior to measurement REFERENCE OM TW OM TW WW COM TW WWW 100Y C Y COM TW WWW 100Y COM TW Y COM TW WWW 100Y COM TW 00Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW W 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW...

Page 10: ...OM TW WW 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW TW WWW 100Y COM TW WWW 100Y COM TW TW WWW ...

Page 11: ...Y COM TW W 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW TW WWW 10...

Page 12: ...est pin and the lead with clip in this order from the measuring object Turn the function control knob to the position of OFF OM TW OM TW WW COM TW WWW 100Y C Y COM TW WWW 100Y COM TW Y COM TW WWW 100Y COM TW 00Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW W 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W...

Page 13: ...on control knob to the position of OFF prior to replacing the battery Be sure to use the alkaline battery 6LR61 9V Screws Battery lid 6LR61 Battery Snap terminal OM TW OM TW WW COM TW WWW 100Y C Y COM TW WWW 100Y COM TW Y COM TW WWW 100Y COM TW 00Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW W 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WW 100Y COM...

Page 14: ... TW 100Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW W 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y...

Page 15: ...strument in a place where it may be subjected to vibration or from where it may fall For storing the instrument avoid hot cold or humid piaces or places under direct sunlight or where condensation is anticipated When indicating the center scale value of the MΩ range OM TW OM TW WW COM TW WWW 100Y C Y COM TW WWW 100Y COM TW Y COM TW WWW 100Y COM TW 00Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y CO...

Page 16: ...100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW TW WWW 100Y COM TW WWW 100Y COM TW TW WWW 100Y COM TW WWW 100Y COM TW M TW WWW 100Y COM TW WWW 100Y COM TW M TW WWW 100Y COM TW WWW 100Y COM TW OM TW WWW 100Y COM TW WWW 100Y COM TW COM TW WWW 100Y COM TW WWW 1...

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