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K400 Issue No. 1 iii
Safety Instructions
This
instrument
should only be used by suitably qualified * technicians
During operation observe the following safety instructions:
1 USE the instrument in vertical position only.
2 DO NOT place any object on the protection grid of the dry well.
3 DO NOT put any liquid into the dry well and/or on the inserts.
4 DO NOT use fluids to clean the dry well and/or the inserts.
5 BEFORE any maintenance activity, WAIT for the instrument to cool
to ambient temperature (keep the instrument switched on, to allow
the cooling fan to operate).
6 DO NOT touch the protection grid until it has cooled to ambient
temperature).
7 The instrument must be at ambient temperature before storing in any
transit case or packing system.
8 DO NOT use this instrument near inflammable liquids or in
Hazardous areas.
9 DO NOT place either your hands, or any other object, into the dry
well.
10 Before use, REMOVE all traces of contamination from the device
under test.
11 During normal operation, this instrument could reach high
temperatures.
12 Always observe all the safety instructions.
*A qualified technician must have the necessary technical knowledge,
documentation, special test equipment and tools to carry out the required
work on this equipment.
Abbreviations
The following abbreviations are used in this manual; the
abbreviations are the same in the singular and plural.
BLK block ent enter
CJ Cold Junction CJC Cold Junction Compensation
DBC Dry Block Calibrator °C Degrees Centigrade
in inch mA milliampere
mm millimetre mV millivolt
RDG reading RTD Resistive Temperature Device
T/C Thermocouple V Volt
TC Temperature Calibrator TS Temperature Source