Voltmeter
Lighting Source: LED,
Color of lamps: R-red, Y-yellow, G-green, B-Blue, W- White
Volt.: 12V--500V,
Nature of supply: AC ,
Rated Temp : T90,
Life of continuous working: Typically over 30,000 hours. The end of life for a lamp is not usually a sudden failure,
3. Main technical parameters
Environmental Temperature: -25+55,
Working under vibration frequency 2-80Hz,acceleration at 0.7g,
Relative Air Humidity: ?98%,
Pollution rank is three grade and installation category is III,
Protection Degree: Head IP65
Voltage of working frequency: 2.5kV (AC valid value), 1min,
Leakage Index: CT1?100,
Frequency: AC 50-60Hz
Error ± 1%