Upgraded version ES3000 online earth resistance tester
- Category: >>>
- Supplier: Guangzhou Zhengneng Electronic Technology Co. Ltd.
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Product Overview
Description
product description
Grounding Resistance Range | 0.01Ω～3000Ω Accuracy ±1.5%rdg±5dgt |
Grounding Resistance Resolution | 0.01Ω |
Grounding Voltage Range | 0.01～100.0V AC Accuracy ±1%rdg±3dgt |
Grounding Voltage Resolution | 0.01V |
Baseline conditions | 23℃±5℃，below 75%rh (Auxiliary ground resistance 100Ω ± 5%, voltage to ground <10V) |
Function | Earth resistance measurement, ground voltage measurement, low value resistance measurement |
Power | 8.4V lithium battery (built-in) |
Backlight | Controllable gray screen backlight, suitable for use in dim places |
measurement mode | Precise three-wire measurement, simple two-wire measurement |
Measurement methods | Grounding resistance: rated current change pole method, test current > 20mA (sine wave), 128Hz； Ground Voltage: Average Rectification |
Test frequency | 128Hz |
Display mode | 4-bit large LCD display, gray screen backlight |
Measurement instructions | LED flashing indicator during measurement, LCD countdown display |
LCD size | 108mm×65mm |
Instrument size | L/W/H：277.2mm×227.5mm×153mm |
Test line length | 3 strips：red 15m，yellow10m，green 5m each one |
Simple test line | 2strips：red 1.6m，green 1.6m each one |
Auxiliary Grounding rod | 2PCS：φ10mm×200mm |
Measure time | Ground voltage：about 2 times/sec; grounding resistance: about 5 seconds/time |
Measurement times | 5000 times or more |
Line voltage | Measuring grounding voltage : AC 600V or less |
USB interface | With USB interface, software monitoring, storage data can be uploaded to the computer, save and print |
Communication Line | One USB communication line, 1.5m long |
Data storage | 500 groups, flashing "FULL" symbol indicates that the memory is full |
Data review | Data review function: "MR" symbol display |
Overflow display | Over-range overflow function: "OL" symbol display |
Alarm function | Alarm when the measured value exceeds the alarm setting value |
Battery voltage | Real-time display of battery power, reminding timely charging when battery voltage is low |
Power consumption | Backlight：25mA Max |
Standby: 25mA Max(Backlight off) | |
measuring：70mA Max(Backlight off) | |
Weight | Instrument： 2397g(含电池) |
Test lines：861.5g(含简易测试线) | |
Auxiliary grounding rod： 425g(2根) | |
Instrument bag： 271g | |
Working temperature and humidity | -10℃～40℃；below 80%rh |
Storage temperature and humidity | -20℃～60℃；below 70%rh |
Overload protection | Grounding resistance：AC 280V/3 seconds between E-H and E-S ports |
Insulation resistance | 10MΩ以上(500V between circuit and housing) |
Pressure resistance | AC 3700V/rms(between circuit and housing) |
Electromagnetic properties | IEC61010-4-3，Wireless frequency electromagnetic field≤1V/m |
Suitable for safety regulations | IEC61010-1、IEC1010-2-31、IEC61557-1,5、IEC60529(IP54)、Pollution level 2、CAT Ⅲ 300V |
FAQ
1. Payment Information:
We can accept Bank Transfer, Paypal, Western Union, Money Gram, Cash etc.
2. Delivery time:
Within 15 workdays after confirmed payment(base on the quantity you order)
3. MOQ:
Small order is also welcome.
4. Contact us:
Please don't hesitate to contact us if you have any questions or concerns before or after your purchase
All the inquiries will be replied within 24 hours.Semi-Automatic PET Bottle Blowing Machine Bottle Making Machine Bottle Moulding Machine PET Bottle Making Machine is suitable for producing PET plastic containers and bottles in all shapes.
We can accept Bank Transfer, Paypal, Western Union, Money Gram, Cash etc.
2. Delivery time:
Within 15 workdays after confirmed payment(base on the quantity you order)
3. MOQ:
Small order is also welcome.
4. Contact us:
Please don't hesitate to contact us if you have any questions or concerns before or after your purchase
All the inquiries will be replied within 24 hours.Semi-Automatic PET Bottle Blowing Machine Bottle Making Machine Bottle Moulding Machine PET Bottle Making Machine is suitable for producing PET plastic containers and bottles in all shapes.
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