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Ammeter M42102, M42102 microammeter (M 42102, M-42102)
Ammeter M42102, M42102 microammeter designed to measure DC.
Dimensions - 80h80mm.
Accuracy Class - 1.5, 2.5.
Vibration, resistant to shaking.
Technical characteristics of the devices ammeters M42102, M42102 microammeter:
The main parameters of the device are shown in Table 1.
The final value of the measurement range of devices ammeter M42102, M42102 microammeter - 25-0-25mkA; 50mkA, 50-0-50mkA; 100mkA; 100mkA-0mkA-100mkA; 200mkA; 200mkA-0mkA-200mkA; 300mkA; 300mkA-0mkA-300mkA; 500mkA ; 500mkA-0mkA-500mkA; 1000mkA; 1000mkA-0mkA-1000mkA.
The voltage drop across the terminals of the device - no more than 200mV.
Settling time of mobile devices ammeter M42102, M42102 microammeter - 4c.
Operating position - vertical or horizontal.
Scale length - 69mm.
Change the readings of ammeter M42102, M42102 microammeter under the influence of an external magnetic field of 400A / m does not exceed ± 1,0% for the instrument accuracy classes 1,5 and ± 2,5% - for accuracy class 2.5.
Table 1
Device Type
Accuracy class
The main error,%
The variation of readings,% (of range)
Failure to return the arrows to zero,% (of range)
The change of readings for every 10 K,%
± 1,5%
± 0,8%
± 2,5%
± 1,2%
Overall dimensions ammeter M42102, M42102 microammeter - 80h80mm
Weight - 0.2 kg.
Time to failure - at least 65 750 hours.
Average life instruments ammeter M42102, M42102 microammeter - at least 6 years.

Photos M42102

M42102 front view (scale).
M42102 front view (scale).
M42102 side view (casing depth).
M42102 side view (casing depth).
M42102 rear view (connection).
M42102 rear view (connection).