(6) Use a three wire type soldering iron including a grounding wire.
Bare copper wire (for body earth)
Working
table
Resistor of 1 M (1/2W)
Earth wire
Fig. 3. Grounding of the working table
2
Screw stop at the screwed
part using a rag plate
Soldering iron
Grounding
wire
Fig. 4. Grounding a soldering iron
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.
Metal plate (of aluminium, stainless steel, etc.)
Staple
– 3 –
Содержание RAC-07CHV1
Страница 59: ... 62 MODEL RAC 07CHV1 RAC 09CHV1 3 1 7 10 8 9 2 11 5 4 15 14 17 18 12 16 6 38 49 50 31 29 52 51 53 ...
Страница 64: ... 67 MEMO ...
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Страница 68: ... 71 RAS 07CH1 RAC 07CHV1 PM NO 0079EG RAS 09CH1 RAC 09CHV1 Printed in Malaysia ...