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M266M

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Ammeter M266M, M266M microammeter (M 266 M, M-266-M, M266 M, M266-M, M 266M, M-266M)
 Ammeter M266M, M266M microammeter designed to measure current in dc circuits.
Dimensions - 160h140h75mm.
Class of accuracy - 1.0-1.5.
Resistant to shaking, vibration.
 
Technical characteristics of the instrument ammeters M266M, M266M microammeter:
 
In the tropical version microammeter, ammeters indicated M266MT.
Devices ammeter M266M, M266M microammeter and M266MT used in ambient temperatures from -20 º C to +50 ° C and relative humidity up to 80% (at 30 ° C).
Relative humidity may be 95% ± 3%.
Execution of instruments - and the usual tropical.
Measurement range, accuracy class and the internal resistance of ammeter instrumentation M266M, M266M microammeter shown in Table.1.
The main error of the instrument does not exceed ± 1,0% or ± 5% depending on the accuracy class under the following conditions:
- Horizontal or vertical position of the scale;
- Ambient air temperature of 20 º C ± 5 ° C;
- The lack of ferromagnetic masses and external magnetic fields, but terrestrial.
 
Table 1: Range of measurement, accuracy class and the internal resistance of ammeter instrumentation M266M, M266M microammeter
The range of measurement devices ammeter M266M, M266M micro-ammeter, uA
Resistance, not more, Ohm
Class of accuracy
The range of measurement devices ammeter M266M, M266M micro-ammeter, uA
Resistance, not more, Ohm
Class of accu-
racy
0mkA-100mkA
0mkA-200mkA
0mkA-300mkA
0mkA-500mkA
0mkA-1000mkA
1500 ohms
900 ohm
400 W
150 ohms
150 ohms
1.0
200mkA-0mkA-200mkA
300mkA-0mkA-300mkA
500mkA-0mkA-500mkA
0mkA-50mkA
0mkA-100mkA
0mkA-200mkA
0mkA-500mkA
0mkA-1000mkA
900 ohm
400 W
150 ohms
3000 Ohm
1500 ohms
900 ohm
150 ohms
150 ohms
1.5
50mkA-0mkA-50mkA
100mkA-0mkA-100mkA
1500 ohms
900 ohm
1.5
 
Note. Microammeter with a measuring range of 0 mA-200mkA, the resistance of the device is not more than 150 ohms and 90 ohms, and accuracy class 1.5 made ​​by special order.
Settling time of mobile devices ammeter M266M, M266M microammeter not exceed:
- 2 sec - with the external resistance is equal to the internal resistance of the device;
- 3 sec - with external resistance greater than 1 ohm;
- 4 sec - with an external resistance of less than 1 ohm.
Operating position of ammeter instrumentation M266M, M266M microammeter - horizontal or vertical.
The nature of the scale - even.
Change the ammeter readings of M266M, M266M microammeter not exceed ± 0,5% for rejecting the ambient temperature of 20 º C ± 5 ° C (class H) for every 10 degrees, under the influence of a magnetic field of 400 A / m when mounted on a steel board thickness up to 3mm.
Change the ammeter readings of M266M, M266M microammeter with a deviation from its working position in either direction by 45 ° does not exceed the absolute value of the basic error.
Overall dimensions ammeter M266M, M266M microammeter - 160h140h75mm.
Weight of the device - no more than 0.85 kg.
The device ammeter M266M, M266M microammeter is decorated in a plastic dust-and splash-proof housing recessed mounting.
The measuring mechanism - the magneto system.

Photos M266M

M266M front view (scale).
M266M front view (scale).
M266M side view (casing depth).
M266M side view (casing depth).


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