HG2000 DC high voltage standard source

The HG2000 DC high-voltage standard source is a multi-range, wide-range, high-precision DC high-voltage standard source newly developed by our company. The instrument can output high-accuracy DC voltage and is suitable for calibrating or calibrating various DC voltmeters below level 0.05. It can also be used as a standard source. This instrument fully complies with the relevant requirements of JJF 1284-2011 "Calibration Specifications for AC and DC Ammeter Calibrators" and can be widely used in quality inspection of industrial and mining enterprises, aerospace, military industry, scientific research institutes, railways, electric power, troops, schools and other units , measurement, teaching and research and instrument maintenance work, etc.

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AC and DC high current standard source/welding machine calibrator

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Product description

I. Overview

This instrument is set to a maximum limit of 2KV and a maximum output DC voltage of 2.2KV. In addition, the expansion capacity can be limited to 3KV, 4KV, and up to 5KV according to the actual needs of customers.

The instrument is equipped with a large-size LCD touch color screen, with intuitive value display and very convenient operation. The output has complete software and hardware protection functions to improve the long-term reliability of the equipment.
2. Main functions and features
2.1 Main functions of the instrument

The instruments that can be calibrated by this instrument are as follows:

It is suitable for calibrating, calibrating and repairing four and a half digit DC digital voltmeters and various pointer DC voltmeters below level 0.2 and level 0.5. It can also be used as a high-stability test power supply to calibrate level 0.1 DC in conjunction with high-level standard tables. Voltmeter.
2.2 Instrument features and advantages

1) The maximum DC voltage output is 2200 V (the range can be expanded according to the actual needs of customers).

2) It has strong load capacity, ensuring stable and accurate values under full load conditions, and can cover the calibration of analog meters.

3) It has various value adjustment methods such as "fixed-point output, rotary encoder, and step proportion".

4) Equipped with a large-size LCD touch color screen, the value display is intuitive and the operation is very convenient.

5) The output has complete software and hardware protection functions to improve the reliability of the equipment in long-term use.

6) You can use a computer to assist in testing using special measurement software, or you can connect a printer to print the test report.
3. Main technical indicators

Note: The test environment temperature for the following indicators is 20℃±2℃.
3.1 DC voltage technical indicators

Measuring range	Adjust fineness	Accuracy ±(% of reading + % of full scale)	Ripple coefficient	load capacity
				Rating	maximum value
75mV*	5ppm	0.012%RD+0.008%RG	＜0.05%	100 mA	1000 mA
200mV				200 mA
2V		0.005%RD+0.003%RG		500 mA
20V				200 mA
200V		0.012%RD+0.008%RG		50 mA
2000V				50 mA	300 mA