Model | ES3022 |
Clamp Resistance Range | 0.00Ω-1500Ω |
Leakage current range | 0.000mA-40A |
Current resolution | 1uA |
Three or four line method | 0.00Ω-3000Ω |
Soil Resistivity Range | ○ |
Ground voltage range | 600V |
Bluetooth | ○ |
Built-in rechargeable battery | ● |
TFT color display | ● |
USB data upload function | ● |
Data storage | ● |
Battery level real-time indicator | ● |
Backlight | ● |
Alarm function | ● |
Low battery indication | ● |
Overload protection | ● |
○Hollow means no ●Solid indicates yes |
Features | Ground resistance test, loop resistance test, AC current test, AC voltage test |
Accuracy Guaranteed Temperature Humidity | 23℃±5℃, below 75%rh |
Power supply | DC 3.7V lithium battery |
Resistor Resolution | 0.01Ω |
Current resolution | 0.001mA |
Voltage resolution | 0.01V |
Jaw size | 68mm |
Display mode | 2.4 inch color LCD screen |
LCD size | 46mm×29mm |
Meter size | Length, width and height: 273mm×106mm×53mm |
Measure time | 1 time/second |
USB interface | With a USB interface, the stored data can be uploaded to the computer, saved and printed |
Communication line | 1 USB communication line |
Data storage | Maximum 100 sets of data, displaying "FULL" symbol indicates that the storage is full |
Overflow display | "OL" symbol indication when overrange overflow |
Alarm function | When the measured value exceeds the alarm setting value, an alarm prompt will be issued |
Battery voltage | Real-time display of battery power, reminding to charge in time when the battery voltage is low |
Automatic shut-down | Automatic shutdown after 15 minutes of startup |
Power consumption | 750mA MAX |
Quality | Meter: 975g (including battery) |
Working temperature and humidity | -10℃～40℃; below 80%rh |
Storage temperature and humidity | -20℃～60℃; below 70%rh |
Insulation resistance | Above 20MΩ (500V between circuit and case) |
Pressure resistance | AC 3700V/rms (between circuit and case) |
External magnetic field | <40A/m |
External electric field | <1V/m |
Suitable for safety regulations | IEC61010-1 (CAT III 300V, CAT IV 150V, pollution degree 2); IEC61010-031; IEC61557-1 (grounding resistance); |
Model | ES3022 | ES3022E | ES3022F |
Clamp resistance Range | 0.00Ω-1500Ω | 0.00Ω-1800Ω | 0.00Ω-2000Ω |
Leakage current range | 0.000mA-40A | 0.000mA-50A | 0.000mA-60A |
Current resolution | 1uA | 1uA | 1uA |
Three-four-wire method range | 0.00Ω-3000Ω | 0.00Ω-30kΩ | 0.00Ω-30kΩ |
Soil resistivity range | ○ | 0.00Ω-9999kΩm | 0.00Ω-9999kΩm |
Ground voltage range | 600V | 600V | 600V |
Bluetooth | ○ | ○ | ● |
Built-in rechargeable battery | ● | ● | ● |
TFT Color display | ● | ● | ● |
USB Data upload function | ● | ● | ● |
data storage | ● | ● | ● |
Real-time battery power indicator | ● | ● | ● |
Backlight | ● | ● | ● |
Alarm function | ● | ● | ● |
Low battery voltage indication | ● | ● | ● |
Overload protection | ● | ● | ● |
○ No ● Yes | |||
