Description
Product Description Function mainly used for measurement of transformer dc resistance, transformer winding resistance, network connectivity, cable conductor resistance, contact resistance of switches, connectors, relays, winding, motor, transformer winding resistance and metal riveting resistance, metal component coupling between resistance test, low resistance testing, contact resistance testing, etc. Resistance range 10.0uΩ-50.00KΩ Resolution ratio 0.1 uΩ Precision ±0.2%FS±10dgt Detection method The four-wire test Measuring current 10A、5A、1A、0.1A、10mA、1mA Maximum short circuit current 10A overload protection Yes Self discharge Yes Power DC12.6v 2500mAh large-capacity lithium battery Charging function Yes Back light Yes, suitable for dark places Display mode LCD Full-color display Overflow shows The "OL" symbol is displayed when the overrange overflow occurs Touch screen operation Yes The LCD size Length and width: 108mm×65mm Size of instrument Length, width and height: 240mm×188mm×85mm The test line length 5 meters, 1 red, 1 black USB interface With USB interface Line of communication 1 USB communication cable Data storage 500 groups View Data Data access function Cell voltage The battery power is displayed in real time, indicating that the battery should be charged in time when the battery voltage is low Auto power-off Turn off the meter after no operation for about 15 minutes Power dissipation Standby: approx. 116mA (20% brightness) Measurement: 27W Max Weight Instrument: 1100g(including batteries) Test line: 850g Operating temperature and humidity - 10℃~40℃,Below 70%rh Storage temperature and humidity -20℃~60℃,Below 70%rh Insulation resistance More than 10 m Ω (circuit between the shell and 500 V) Withstand voltage AC 3700V/ RMS (between circuit and housing) Electromagnetic property IEC61010-4-3, wireless frequency electromagnetic field ≤1V/m Suitable for safety IEC61010-1、CAT Ⅲ 600V、Pollution level 2、JJG724-1991 <>, JJG166-1993 < Regulation of DC Resistor>>, <>