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10. MAINTENANCE AND MISCELANEOUS
Periodical maintenance, including checking and calibration is required for
the MS-8200 super megohmmeter to pe rform reliable measurements and
prevent a trouble and accident.
If necessary , ask y our dealer or Hioki representative to do such a service as
periodical checking , calibration and routine maintenance.
10.1 Perio dical Checking
To keep your instrument its at best condition, the following checking is
required at monthly period s.
1) Check the Rx measuring terminals and input/output terminal b lock for
integrity .
As the Rx measuring terminals carry a high voltage (100 V to 1000 V,
maximum, depending up on the model and set-up , visually check the
terminals for any crack, loose connection, etc.
Crack and loose connection will lead a troub le and accident.
2) Clean the panels, Rx measuring terminals, and input/output terminal
board with soft cloth.
3) Visually check the LCD disp lay for brightness and clearness.
4) Check the action of the switches and pushbutton switches for smooth
and trouble-free operation.
5) Measure the measuring voltage across the Rx
/
+
measuring terminals
With a voltmeter. The voltage should be within
±
3% of the selected
value.
10.2 Sto rage, T ranspo rtation and Abando n
1) Storage
When the SM-8200 Series unit is shutd own for a long p eriod of time,
unplug the power cord from the AC line outle t, put a dust cover over it,
and store the unit in a place meeting the following conditions.
(1 ) Free of corrosive gas, dust and vibration
(2 ) Environment temperature of -5 to 45
℃
,
80% RH or less(non-condensating )
2) Transportation
When the unit is transported, avoid shock and vibration.
For long distance transp ortation, place the unit in a shock absorb ing
carton box with a HANDLE WITH CARE labe l to prevent rough handling.
3) Aband on
To abandon an old unit, observe the rules of your local government.
