SMART SENSOR AR3123 high Voltage insulation resistance meter
Measurement range 250V: 0.0~499MΩ; 500V: 0.0~999MΩ; 1000V: 0.0~1.99GΩ; 2500V: 0.0~99.9GΩ, Accuracy +/- 5% rdg +/- 3dgt, resolution 1.0V, widely used in the measurement of generators, motors, power transformers, wiring, electrical appliances and other electrical devices (such as control, signal, communication and power cables) insulation resistance.
SMART SENSORIntroduction
The AR3123 High Voltage Insulation Resistance Meter is widely used to measure the insulation resistance of generators, motors, power transformers, wiring, appliances, and other electrical devices such as cables for control, signaling, communication, and power supplies. They are often used in routine maintenance procedures to indicate changes in the insulation resistance of a motor over months or years. A large change in insulation resistance can be an indication of a potential failure. Therefore, the megohmmeter needs to be calibrated regularly to ensure that the meter itself has not changed over time.
Application
In the power industry, high-Voltage insulation resistance meters are widely used to test the insulation performance of power equipment, such as transformers, cables, switchgear, etc. This helps to ensure the stable operation of the power system and the security of power supply.
In industrial production, it is used to test the insulation properties of various electrical equipment, such as motors, generators, transmissions, etc. This helps to ensure the safe operation and productivity of production equipment.
It is used to test the insulation properties of electrical equipment inside buildings, such as cables, distribution boxes, etc. This helps to ensure the safety and reliability of the building's electrical system.
In the aerospace field, it is used to test the insulation properties of aircraft, spacecraft and other equipment to ensure the safe operation of aircraft.
In scientific research and laboratories, it is used to test the insulation properties of various electrical equipment and materials to support scientific research projects and experiments.
It is used to test the insulation properties of electrical equipment in railway systems, including signaling systems, traction systems, etc. This helps to ensure the safety and reliability of rail transport.
In the manufacturing process of power equipment, it is used to test the insulation properties of the equipment produced to ensure product quality and safety.
SMART SENSOR AR3123 High Voltage insulation resistance MeterSpecifications
| LIST | VALUE |
|---|---|
| output Voltage | 250V / 500V / 1000V / 2500V |
| Measurement range | 250V:0.0~499MΩ;500V:0.0~999MΩ;1000V:0.0~1.99GΩ;2500V:0.0~99.9GΩ |
| Accuracy | ±5%rdg±3dgt |
| AC/DC Voltage testing | 30~600V |
| Resolution | 1.0V |
| Overload protection | A insulation resistance range: AC 1200V/10 seconds; Voltage range: AC720V/10 seconds |
| withstanding Voltage | AC 8320V / 5 |
| Insulation Impedance | 1000MΩ / DC1000V |
| Maximum short circuit current | 1.3mA |
| LCD backlight display | Yes. |
| High Voltage probe | Yes. |
| Polarization index | Yes. |
| absorption ratio | --- |
| External Power Supply | Yes. |
| USB transfer | --- |
| AC/DC resolution | 1V |
| Power Supply | Dc9V500mA round hole, inner positive and outer negative |
| Net Weight of product | 1027g |
| Product size | 152*213*95mm |
| Encasement mode | suitcase |
| Standard outer box Capacity | 6 |
| Standard outer box size | 45*32*55cm |
| Standard Gross Weight | 16.23kg |
SMART SENSOR AR3123 High Voltage insulation resistance Meter Packing list
host X1, manual X1, certificate X1, warranty card X1
[Note] Because the manufacturer's packaging may be updated or upgraded, the detailed packaging list shall be subject to the latest standard configuration of the manufacturer.
FAQ
- How to measure the digital multimeter? What are the precautions?
- How to replace the battery and fuse of the multimeter?
- How to tell if the multimeter is properly calibrated?
- How to choose a digital multimeter?
- Ulide Multimeter Selection Guide
- Application Scenario Collection of Ulide Industrial Digital Multimeter


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