Electrical measuring instruments >> analog panel meters >> panel with round scale devices for harsh environments >> size 120х120mm

M1628.1

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Megaohmmeter M1628.1 (M-1628.1, M 1628.1, m1628.1, m-1628.1, m 1628.1)

Megaohmmeter M1628.1 is for short-term (up to 1 min.) Insulation resistance networks of alternating and direct current, under voltages, including those with galvanic connection to AC current through a semiconductor rectifiers, and insulation resistance de-energized AC and DC networks current.
Accuracy class - 2.5.
Vibration, shock resistant.
Technical characteristics of the devices megaohmmeter M1628.1:
Operating temperature range - from -40 º C to +55 º C;
Relative humidity - 100% at +50 º C;
Measuring ranges - 0MOm-2 MW; 0MOm-5MOm;
Voltage range AC or DC:
- 0V-220V (for measuring range 0MOm-2 MW);
- 0V-400V (for measuring range 0MOm-5MOm);
Rated frequency - 50 Hz and 400 Hz;
Rated voltage of the power supply - 127V, 220V, 380V;
M1628.1 scale length - 180 mm;
The angle of the scale - 230 º;
Maximum permissible error of the instrument in the measurement range is ± 2,5% of the length of the scale;
The limit of additional error M1628.1 caused by:
- Changes in the ambient temperature of the normal 20 º C ± 5 º C to any temperature from -40 º C to +55 º C is equal to 1.25% of the length of the scale;
- Input voltage tolerance of ± 10% of nominal equal to 2.5% of the length of the scale;
- Connection to the megger M1628.1 DC network, either directly or through a semiconductor rectifiers (electrically connected to networks of alternating and direct current), equal to 2.5% of the length of the scale;
- Decrease in the voltage controlled network of 30V to zero - equal to 2.5% of the length of the scale;
- Changes in the operating position (tilt) of the device from the normal in any direction up to 45 º - is ± 1,25% of the length of the scale;
The limit of additional error M1628.1 and half amplitude oscillation index:
- Under the influence of a single-component vibration in the frequency range from 1Hz to 60Hz - when maximum acceleration 19.6 m / c 2 - equal to ± 2,5% of the length of the scale;
Dielectric strength between the circuits and the housing M1628.1 - 2kV;
Insulation resistance of electrical circuits against the housing of at least 20 MW;
Response time showing the device does not exceed 3 seconds;
Dimensions M1628.1 - 120h120h126 mm;
Dimensions of additional devices R1828 / 1 R1828.1 / 1 - 112h170h95mm;
Dimensions switches P1828 / 1, P1828.1/1- 132h170h122mm;
M1628.1 weight - not more than 1.3 kg;
Weight of additional devices R1828 / 1 R1828.1 / 1 - not more than 1.8 kg, switches P1828 / 1 P1828.1 / 1 - not more than 1.4 kg;
Full M1628.1 average life of 25 years. The warranty period of 5 years.
Also, this device may have different names: M1628.1 megaommetr, megommetrr M1628.1, M1628.1 megometr, megaometr M1628.1, M1628.1 megametr, megoommetr M1628.1, M1628.1 ohmmeter.

Photos: M1628.1

M1628.1 device image with the additions R1828/1 and P1828..
M1628.1 device image with the additions R1828/1 and P1828..
M1628.1 front view (scale).
M1628.1 front view (scale).
M1628.1 side view (casing depth).
M1628.1 side view (casing depth).
M1628.1 rear view (connection).
M1628.1 rear view (connection).
R1828/1 (P1828/1) additional device side view.
R1828/1 (P1828/1) additional device side view.
R1828/1 (P1828/1) additional device side view.
R1828/1 (P1828/1) additional device side view.
R1828/1 (P1828/1) additional device rear view.
R1828/1 (P1828/1) additional device rear view.
P1828 switch image.
P1828 switch image.
P1828 switch front view.
P1828 switch front view.
P1828 switch side view.
P1828 switch side view.
P1828 switch rear view.
P1828 switch rear view.
P1828 switch overhead view.
P1828 switch overhead view.


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