MEWOI68D 1000V/1MΩ～20GΩ/1～750V Digital Insulation Tester

Features  Features Low power consumed CMOS double integral A/D transforming IC, auto-checking to zero, auto displaying polarity, displaying when low battery. LCD 3 1/2 digits display with a max. reading of 1999 Data Hold Has function of holding data and displaying signal. Backlight LCD back light Voltage Switch Can use rotating switch when testing voltage Voltage Range 1-750V High voltage indicate High voltage is on the rails when LED is on Low Battery Indicate Displaying when battery is low Power Supply Drove by Battery not by hand Auto switch Auto switch the range when measuring resistance Load With strong load, appox.1.0mA output short current. Circuit Protection Perfect circuit protect, preventing damage by voltage shock effectively LCD Dimension 68×55mm (Height of character is 35mm) Battery Power: six battery 5# which is 1.5V (R6AA SUM-3)(MEWOI68C, D, G) Meter Dimension 218×122×75mm Weight 900g (contain battery). Working Environment Working temperature: 0～40°C, relative humidity<80%,Storage temperature: -10～50°C, relative humidity <85%. Temperature to ensure precision: 23 ± 5°C, relative humidity<75%. Technical Specification  LCD MEWOI168C MEWOI168G MEWOI168D Voltage Max 5000V 2500V 1000V Testing Rating Voltage 500V/1000V/2500V/5000V 250V/500V/1000V/2500V 100V/250V/500V/1000V Output voltage 90～110% Testing Rating Voltage Resistance Range 1MΩ～200GΩ 1MΩ～20GΩ 1MΩ～20GΩ Accuracy 1MΩ～200MΩ: ± ( 3.0%+5 ), 200MΩ～10GΩ: ± ( 5.0%+5 ), 10GΩ～200GΩ: ± ( 10.0%+5 ) Resolution 20MΩ: 10kΩ, 200MΩ: 100kΩ, 2000MΩ: 1MΩ, 20GΩ: 10MΩ, 200GΩ: 100MΩ Scale of AC voltage 1～750V Accuracy ± ( 2.0%+5 ) Resolution 1V Frequency response 40～400Hz