| Display Type: | Analogue and Digital |
|---|---|
| Certification: | RoHS, CE |
| Power Supply: | 9VDC |
| Transport Package: | Carton Package |
| Origin: | China |
| Samples: |
|---|
| Customization: |
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Suppliers with verified business licenses
Audited Supplier 
|
Model |
MT3000 |
|
Function |
Earth resistance measurement, Earth voltage measurement, Low resistance measurement |
|
Power Supply |
DC 9V (Zi-Mn dry battery R14S 1.5V 6 PCS, continuous standby for 300 hours ) |
|
Measuring Mode |
Precise 3-pole measurement, simple 2-pole measurement |
|
Measuring Method |
Earth ground resistance: constant current change-pole method, measurement current 3mA Max,820Hz; Voltage to ground: average value rectification |
|
Data Mode |
Average value, maximum, minimum |
|
Wire Resistance Verification |
Avoid error caused by testing wire such as failed to be fully inserted into tester interface or by poor contact or by user's replacing or lengthening testing wires, making it more accurate for earth ground resistance measurement. |
|
Display Mode |
4-digital super-large LCD display, blue screen backlight, LCD dimension: 128mm×75mm; Display field:124mm×67mm |
|
Measuring Indication |
During measurement, LED flash indicator, LCD count down display |
|
Earth Ground Resistance |
Range:0.01Ω~2000Ω; Resolution:0.01Ω; Accuracy:±1%rdg±3dgt |
|
Earth Ground Voltage |
Range:0V~600V AC; Resolution:1V; Accuracy:±1%rdg±3dgt |
|
Tester Dimension |
LWH:215mm×190mm×95mm |
|
Testing Wires |
Three wires: each for Red 20m, Yellow 10m, and Green 5m |
|
Simple Testing Wire |
2 wires: each for Red 1.6m and Green 1.6m |
|
Auxiliary Earthing Rod |
2 PCS: Φ10mm×150mm |
|
Measuring Rate |
Earth voltage measurement: 3 times/second; Earth resistance: 5 seconds/time |
|
Measuring Times |
Over 5000 times (20Ω range measuring 10Ω for one time and repeat after 25 seconds) |
|
Circuit Voltage |
Measuring voltage to ground: measuring below AC 600V |
|
RS232 Interface |
Possess RS232 interface, software supervision, storage data can be uploaded to computer, preserved and printed. |
|
Communication Wire |
One piece of RS232 communication wire, with length 1.5m |
|
Data Storage |
400 sets, flash display "FULL"icon to indicate storage is full |
|
Data Hold |
Data hold function:"HOLD"icon display |
|
Data Read |
Data read function: "READ" icon display |
|
Overflow Display |
Exceeding measuring range overflow function: "OL"icon display |
|
Alarm Function |
When measuring value exceeds alarm setting value, there is "Toot-toot-toot"alarm hint |
|
BatteryVoltage |
When battery voltage decreases to about 7.8V, battery voltage low icon " "will display, reminding to replace battery. |
|
Power Consumption |
Backlight:25mA Max; Standby: 25mA Max(Backlight shut off);Measurement:70mA Max(Backlight shut off) |
|
Weight |
1443g(with batteries) |
|
Working Temperature & Humidity |
-10°c~40°c;below 80%rh |
|
Storage Temperature & Humidity |
-20°c~60°c;below 70%rh |
|
Overload Protection |
Measuring earth ground resistance: between each interfaces of E-P,E-C, AC 280V/3 seconds |
|
Insulation Resistance |
Over 10MΩ(between circuit and enclosure it is 500V) |
|
Withstanding Voltage |
AC 3700V/rms (Between circuit and enclosure) |
|
Electromagnetic Features |
IEC61010-4-3,Wireless frequency electromagnetic field≤1V/m |
|
Protection Type |
IEC61010-1,IEC1010-2-31,IEC61557-1,5,IEC60529(IP54),CAT III 300V Pollution etc. |
|
Accessories |
Tester:1PC; Earthing Rod:2PCS; Testing Wire:3PCS; Simple testing wire:2PCS; RS232 Com-cable:1PC; Software disk:1PC; Tester bag:1PC |
Suppliers with verified business licenses
Audited Supplier 
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