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نقد و بررسی اجمالی
ولتمتر روپنلی دیجیتالی LG5135 500V AC
ولتاژ
تغذیه: 5 ولت DC
ولتاژ قابل اندازه گیری: حداکثر 500 ولت AC
دقت: 0.2%
مقاومت ایزولاسیون: >100 مگا اهم
Specification
Power
Supply: DC: 5V or AC: 120V-500Vmeasurement display
Supply: DC: 5V or AC: 120V-500Vmeasurement display
Frequency
range: 50HZ±10%
range: 50HZ±10%
Power
consumption: ≤1.5VA
consumption: ≤1.5VA
Accuracy: 0.2%±3 characters
LED: highlight 0.56 display, one second’s data
update
update
Over range indication: 1 or -1
Display range: 0-1.999
Overload: for continuous 1.2 times, and for
instantaneous: voltage 2 times/5S, current 5 times/5S.
instantaneous: voltage 2 times/5S, current 5 times/5S.
Isolation voltage: 2KV/50HZ/1min
Insulation resistance: ≥100MΩ
Average working time without
breakdown: ≥5000H
breakdown: ≥5000H
Working conditions: temperature: -25℃~55℃;
relative humidity: ≤93% with no corrosive gas
Altitude: ≤2500