– 2 –
(6)Use a three wire type soldering iron including a grounding wire.
Use a high insulation mode (100V, 10M or higher) when ordinary iron is to be used.
(7) In checking circuits for maintenance, inspection or some others, be careful not to have the test probes of
the measuring instrument shortcircuit a load circuit or the like.
Bare copper wire (for body earth)
Working
table
Resistor of 1 M
(1/2W)
Earth wire
Fig. 3 Grounding of the working table
Metal plate (of aluminium, stainless steel, etc.)
Staple
Screw stop at the screwed
part using a rag plate
Soldering iron
Grounding
wire
Fig. 4 Grounding a soldering iron
06K134_RAS_35YH6_001-014_E 2006.11.16, 13:302
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