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M4258

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M4258 ammeter, voltmeter M4258, M4258 milliammeter (M 4258, M-4258)
 
M4258 ammeter, voltmeter M4258, M4258 milliammeter designed to measure the direct current in portable or mobile units operating under severe service conditions.
Dimensions - 80h80h49mm.
Accuracy Class - 1.5 and 2.5.
Vibration, shock-resistant.
 
Specifications M4258 devices ammeters, voltmeters, M4258, M4258 milliammeter:
 
The main parameters of the devices listed in Table. 1.
Settling time unit M4258 ammeter, voltmeter M4258, M4258 milliammeter - no more than 3 seconds.
Working position of the unit - vertically or horizontally.
 
Table 1
Device designation
The final value of the instrument measuring range ammeter M4258, M4258 voltmeter, milliammeter M4258
Voltage drop, mV, not more
Mk.
A
In
Mk.
A
M4258
1mA
5mA
10mA
15mA
30mA
1A, 2A, 3A, 5A, 10A
1B, 2B, 3B, 7.5 V, 10V, 15V, 30V, 50V, 75V, 100V, 150V, 250V, 300V
60mA
125mA
65mA
75mA
45mA
85A
50mA; 100mA, 150mA, 300mA, 500mA, 600mA
85mA
 
Device Type
M4258
Weight, g
300g
Scale length, mm
 69mm
 
Change the ammeter readings M4258, M4258 voltmeter, milliammeter M4258 caused a deviation of ambient temperature from normal for every 10K, not exceeding 0.8% - for accuracy class 1,5 and ± 1,2% - for accuracy class 2.5 .
Change the readings does not exceed 0.5% under the influence of an external constant magnetic field of 400A / m, when the instrument is not a ferromagnetic shield, as well as under the influence of closely placed with the same instrument.
Working hours M4258 device ammeter, voltmeter M4258, M4258 milliammeter to failure - at least 32 000 hours.
Average life - at least 6 years.
 

Photos M4258

M4258 front view (scale).
M4258 front view (scale).
M4258 side view (casing depth).
M4258 side view (casing depth).
M4258 rear view (connection).
M4258 rear view (connection).


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