Function | Transformer winding resistance test, low resistance test, equipotential bonding resistance test, metal connection resistance test, micro-ohmmeter |
Power Supply | Built-in: 22.2 V 5.2Ah rechargeable lithium battery; External: AC 220V/2A 50Hz/60Hz |
Test Method | four-wire method |
Charger | 16.8V/2A charger |
Display Mode | 5.6-inch LCD color screen, 640dots×480dots, display area 116mm×88mm |
Test Interface | I+ (current positive), I- (current negative), U+ (voltage positive), U- (voltage negative) |
Output Current | 10A, 5A, 1A, 400mA, 200mA, 40mA, <5mA |
Range (Mains 220v) | 500μΩ~1.5Ω （10A ） |
1mΩ~4.4Ω （Constant current 5A） |
10mΩ~22Ω （Constant current 1A） |
25mΩ~55Ω （Constant current 400mA） |
200mΩ~110Ω （Constant current 200mA） |
1Ω~550Ω （Constant current 40mA） |
10Ω~1MΩ （Constant voltage <5mA） |
range (Built-in battery) | 500μΩ~200mΩ （Constant current 10A） |
1mΩ~800mΩ （Constant current 5A） |
10mΩ~12Ω （Constant current 1A） |
25mΩ~30Ω （Constant current 400mA） |
200mΩ~60Ω （Constant current 200mA） |
1Ω~300Ω （Constant current 40mA） |
1Ω~1MΩ （Constant voltage 12V <5mA） |
Max. resolution | 0.1μΩ |
Test accuracy | Constant current file: 0.1%; Constant pressure gear: 2% (23℃±5℃, below 80%RH) |
Overrange prompt | --OL-- |
Discharge Tips | After the test, the buzzer sounds to indicate that the discharge is in progress, and the buzzer stops after the discharge is completed. |
Printer | The instrument panel is embedded with a printer, press the print button to print the test results |
Data Storage | After the test is completed, the data is automatically saved, and the cycle is saved, which can store 9999 sets of data |
Meter Size | About 320mm(L)×275mm(W)×145mm(H) |
Package Size | About 400mm(L)×245mm(W)×335mm(H) |
Quality | Instrument: about 9.2kg (including packaging) |
Toolbox | Tool box can bear 200kg |
Test Line | Both ends of the test lead are tapped, and the wiring is simple |
Current | Constant current：10 A, 5 A, 1A, 400 mA, 200 mA, 40mA Constant voltage: <5mA Also has Auto automatic shifting |
Output Power | 150 watts max |
Data Deletion | In the data review column, you can choose to delete the current data or delete all data |
Data Access | Press the up and down keys to browse the stored data in the data review bar |
Firmware Upgrade | The user can upgrade the instrument program through the U disk |
Automatic Shut-Down | When using battery power, it will automatically shut down after about ten minutes of no operation. |
Battery Voltage | There is a battery indicator on the upper right corner of the meter. When the symbol “battery icon” is displayed, it means that the battery is exhausted, and the meter will automatically shut down. Please charge it in time. |
Temperature Conversion | The instrument automatically processes the test data and has the function of resistance temperature conversion |
Data Transmission | It can be transmitted through RS232, U disk, Bluetooth, etc. |
Backlight | Backlight can be set to high, medium and low brightness |
Test Type | Optional Cu, Al material |
Converted Temperature | The tested resistance value can be converted to the resistance value at two temperatures of 75°C and 15°C |
Tap | 00-99 can be set |
Working Current | The working current is 200mA in the non-test state |
Circuit Protection | With back EMF protection, disconnection protection, power failure protection, overheating protection, etc. |
Working Temperature And Humidity | -20℃～40℃; below 80%RH, no condensation |
Storage Temperature And Humidity | -10℃～60℃; below 70%RH |
Suitable For Safety Regulations | IEC61010-1, CAT Ⅲ 600V, pollution level 2, JJG724-1991 "Verification Regulations for DC Digital Ohmmeter", JJG166-1993 "Verification Regulations for DC Resistors", "DL/T967-2005 Loop Resistance Tester and DC Resistance Fast Tester Verification Regulations" |
