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M903

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M903 ammeter, voltmeter M903, M903 milliammeter (M 903, M-903)
 
Designed to measure current and voltage in DC.
Dimensions - 120h105h64mm.
Accuracy class - 1.0, 1.5.
Resistant to shaking, vibration, dust, bryzkozaschischenny.
 
Technical characteristics of the devices M903 ammeters, voltmeters M903, M903 milliammeter:
 
Instruments used in ambient temperatures from -50 º C to +60 ° C and relative humidity up to 95% (at 35 ° C).
Execution units M903 ammeter, voltmeter M903, M903 milliammeter usual and export.
Range:
- Milliammeter - 1mA-500mA;
- Ammeter - 1A-5A;
- Voltmeter - 600V-1V;
Accuracy class of devices M903 ammeter, voltmeter M903, M903 milliammeter - 1.0 and 1.5.
In the ammeter of 10A or more, calibrated interchangeable shunts to 75mV.
Current full deflection voltmeter - 500mkA.
The internal resistance of ammeter instrumentation M903, M903 voltmeter, milliammeter M903:
- Milliammeter - 9 ohm-1, 7 ohms;
- Ammeter - 1.7 ohms.
Settling time units M903 ammeter, voltmeter M903, M903 milliammeter - ≤ 4s.
Operating position - vertical or horizontal.
Character scale devices M903 ammeter, voltmeter M903, M903 milliammeter - uniform.
Changing the readings caused by ambient air temperature deviation from the normal (within the operating temperature) does not exceed ± 0,5% for instruments of accuracy class 1.0 and ± 0.8% - for instruments of accuracy class 1.5 for every 10 degrees.
Change the ammeter readings of M903, M903 voltmeter, milliammeter M903 does not exceed ± 0,5% in the most unfavorable direction of the magnetic field, when the instrument is in a ferromagnetic shield 3mm thick and under the influence of adjacent same instrument previously located at a distance not less than 1m .
Weight of the device M903 ammeter, voltmeter M903, M903 milliammeter - 0.3 kg.

Photos M903

M903 front view (scale).
M903 front view (scale).
M903 side view (casing depth).
M903 side view (casing depth).
M903 rear view (connection).
M903 rear view (connection).


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