Function | Earth resistance measurement, ground voltage measurement, low value resistance measurement |
power supply | DC 9V (6 LR14 1.5V alkaline dry batteries, 300 hours of continuous standby) |
Backlight | Controllable white screen backlight, suitable for dark places |
measurement method | Precision three-wire measurement, simple two-wire measurement |
Measurement methods | Grounding resistance: rated current pole changing method, measuring current 3mA Max, 820Hz; |
data schema | Voltage to ground: average value rectification |
wire resistance check | Average, Maximum, Minimum |
display mode | Avoid errors caused by the test wire not fully inserted into the instrument interface or poor contact, or the user replaces the extended test wire, etc., so that the grounding resistance measurement is more accurate |
Measurement instructions | 4-digit large LCD display, white screen backlight |
LCD size | LED flashing indication during measurement, LCD countdown display |
Meter size | 128mm×75mm; display area: 124mm×67mm |
test line | Height, width and thickness: 215mm×190mm×95mm |
Simple test lead | 3 strips: red 20m, yellow 10m, green 5m each |
Auxiliary ground rod | 2 pieces: red 1.6m, green 1.6m each |
measure time | 2 pieces: φ10mm×150mm |
Number of measurements | Voltage to ground: about 3 times/second; grounding resistance: about 5 seconds/time |
line voltage | More than 5000 times |
Communication Interface | (Measure 10Ω in 20Ω gear, measure 1 time, stop for 25 seconds and then test again) |
communication line | Measuring voltage to ground: measurement below AC 600V |
data storage | With RS232 interface, software monitoring, storage data can be uploaded to the computer, save and print |
data retention | 1 RS232 communication line, 1.5m long |
Data access | 400 groups, flashing "FULL" symbol indicates that the storage is full |
overflow display | Data hold function: "HOLD" symbol display |
Alarm function | Data access function: "READ" symbol display |
battery voltage | Overrange overflow function: "OL" symbol display |
Power consumption | When the measured value exceeds the alarm setting value, "beep--beep--beep--" alarm prompt |
When the battery voltage drops to about 7.8V, the low battery voltage symbol " " will be displayed to remind you to replace the battery. | |
Backlight: 25mA Max | |
quality | Standby: 25mA Max (backlight off) |
Measurement: 70mA Max (backlight off) | |
Meter: 1443g (including battery) | |
Test line: 847g (including simple test line) | |
Working temperature and humidity | Auxiliary ground rod: 468g (2 pieces) |
Storage temperature and humidity | Gauge bag: 915g |
Overload protection | -10ºC~40ºC; below 80%rh |
Insulation resistance | -20ºC~60ºC; below 70%rh |
Pressure resistance | Measuring ground resistance: AC 280V/3 seconds between E-P, E-C ports |
Electromagnetic properties | 10MΩ or more (500V between circuit and case) |
Suitable for safety regulations | AC 3700V/rms (between circuit and case) |
Company profile
XZH TEST is a professional cable fault detection equipment manufacturer. We are a young team. Our development philosophy is humanized management, intelligent cloud-based products, and internationalized operations. Our development mission is to make electrical equipment free from undetectable failures.
Since its inception in 2013, our company has grown to become one of the largest manufacturer of underground cable fault detection equipment in China. An ISO 9001 and CE certified company, we produces a broad range of testing equipment.
What we can do
We have the ability to innovate new products and technologies.
We can provide complete system solutions for your project.
We provide online and offline practical and theoretical training.
We provide instrument repair and calibration.
FAQ
1. Are you a trading company or a manufacturer?
We are a professional manufacturer with more than 10 years of experience. We can strictly control the quality of parts and finished products.
2. What is the delivery time and inventory?
If our best-selling products are in stock, it will be 5-8 working days for shipment. But for mass production and customized production, the time will take 2-4 weeks.
3. What are your payment terms?
Payment ≤ USD 2000, 100% T/T prepayment. Orders over USD 2000 can be negotiated.
4. How long is your product warranty?
We provide 1 year warranty for the equipment.
5. How do you ensure quality?
The product links include R&D, manufacturing, commissioning and technical support, following strict and scientific management principles. Therefore, we can support strong production and R&D capabilities, and can produce high-quality products at competitive prices to meet customers' high requirements.
6. What support can I get?
We will provide training support, marketing support, technical support and supply chain support. You can contact us for more information.
7. Where is your factory? Can I visit your factory?
We are located in Xi'an, Shaanxi, China. We are close to Xi'an Xianyang International Airport, which is about 2 and half hours by plane from Shanghai and Guangzhou. All customers from all over the world are welcome to visit us.
8. How to become your dealer?
Every company interested in power system instruments can contact us without hesitation, including website letters, emails, telephones, etc. We will contact you quickly according to your company information and cooperation intentions.