E8027 Switchboard voltmeter of alternating curren

Dimensions - 80kh80kh70mm.
Accuracy rating - 1,5.
Vibration-proof, tryaskoprochny, shock-resistant.
The device with additional resistance of the P85 type is intended for strain measurements in alternating current circuits on mobile and permanent units.
Under the terms of mechanical influences the E8027 voltmeter, belongs to vibro-and tryaskoprochny.
Available:
- the voltmeters which are switched on with an additional resistance: 450B.
Rated area of frequencies of the E8027 voltmeter: 50 Of Hz, 200 Hz, 800 Hz, 1000 Hz and 1500 Hz.
Time of calm of a loose port no more than 3 pages.
Working situation - vertical or horizontal.
The change of meter readings caused by a deviation of ambient air temperature from normal (within working temperatures), does not exceed ±0,8% for everyone 10K; under the influence of an external magnetic field strength 400A/m (with a frequency up to 1000 Hz) and 267A/m (with a frequency up to 1500 Hz) - does not exceed ±2,5%.
Weight - 0,3kg.
The sizes of additional resistance - 110kh80kh50mm, weight 0,2kg.
Time between failures - 2000 hours.