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SIEMENS & HALSKE
LABOR  DC  AMPERE  METER



Have a Look at the   » Low-Level Version «
... and the » LABOR DC ZERO MIKRO-AMPERE-METER « ...
Dimension ( W-D-H ) 110 mm x 115 mm x 50 mm  /  4_1/4" x 4_1/2" x 2"

D C - A M P E R E   M E T E R     SIEMENS & HALSKE / Germany  (1930)
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CLASS 1      100 mA / 100 mV / 1 Ω     Ranges:  0.1 A ;  1 A ;  10 A

Housing is made of metal.  The instrument came sealed,  but the seal
had to be broken for maintenance: The needle was not free moving ...

1st a brass "TOOL" had to be made to open the SPECIAL NUTS ...

            

        ... after removing the bottom: ON TOP THE SHUNTS are to see!

After taking the instrument out of its case:  CAREFULLY MANIPULATION
with  an   I N T E R - D E N T A L   B R U S H   and   B L O W I N G
the tiny obstacle could be removed and also  glass & scale  cleaned.

impressum:
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© C.HAMANN     http://public.beuth-hochschule.de/~hamann    04/16/12