HG5620A Single-PhaseMulti-functional Standard Source，Multi-functional verification instrument，Multi-functional Calibration Instrument
Purpose & Features:
I. Key Features of HG5620A:
1. The HG5620A features a 320×240 LCD large screen graphical display with Chinese menu, offering an excellent human-machine interface.
2. Displays output status, output value, full scale value, graduation count, relative error, absolute error, and corresponding range simultaneously.
3. Features AC/DC voltage, current, resistance, and square wave frequency output, suitable for a wide range of analog indicating and digital instruments calibration.
4. Available with both manual and automatic scales for added flexibility and convenience.
5. Set output via numeric keys for a one-step output; adjust output values individually using a rotary encoder; or opt for a continuous stepping mode.
6. Adjust the fill level and graduation values at will.
7. The reset function allows the output to be instantly reset to zero.
8. AC/DC voltage, current, and square wave frequency with six-digit output adjustment, fine-tuning up to 10^-6 of the range.
9. Output voltage and current feature soft start, with overcurrent and overvoltage automatic protection and automatic reset function.
10. Equipped with advanced closed-loop self-calibration technology and external calibration functionality, the instrument can be corrected for accuracy at any time using a high-grade standard meter.
11. Equipped with an RS232 interface, it can be connected to a computer to form an automatic testing system (optional), enabling two-way communication. It is capable of performing a variety of management tasks, including calibration data processing, certificate printing, and file management.
12. The instrument features a perpetual calendar that displays the current date and time in real-time.
13. The instrument features an audio alert when high voltage and large current outputs are present, as well as an automatic shutdown function with a time limit for large currents.
Section 2: Technical Specifications of HG5620A
1. DCV: 10mV-1000V, with ten ranges available: 75mV, 200mV, 1.5V, 3V, 10V, 30V, 100V, 300V, 600V, and 1000V.
2. ACV: 300mV-1000V, with the range divided into eight scales: 1.5V, 3V, 10V, 30V, 100V, 300V, 600V, and 1000V.
3. DCI: 2μA-22A, the range is divided into 10 scales: 20μA, 200μA, 2mA, 10mA, 50mA, 200mA, 500mA, 2A, 5A, and 20A.
4. ACI: 0.6mA-22A, with ranges divided into 2mA, 10mA, 50mA, 200mA, 500mA, 2A, 5A, and 20A, totaling eight scales.
5. Output AC/DC voltage and current adjustment range: Better than 1×10-5 of full scale, each range adjustable between 10-110% (adjustment range of 1000V range is 10-100%), all six digits can be adjusted individually, with continuous step increments.
6. Output frequency range for voltage and current: 40Hz-65Hz, 400Hz single frequency, and 50Hz power frequency synchronization. Frequency adjustment accuracy of 0.001Hz between 40Hz-65Hz, with a set accuracy of 5×10^-5.
7. DCV Accuracy: ±(0.02%RD + 0.03%FS) for the range of 1.5V - 1000V.
75mV, 200mV range: ±0.1% RG ±0.5 mV.
8. ACV Accuracy: ±(0.02%RD + 0.03%FS) for the range of 1.5V to 1000V; Stability not exceeding 0.01%FS (60S)
9. DCI Accuracy: ±(0.02%RD + 0.03%FS) for the 2mA-20A range; stability not exceeding 0.01%FS (60S). ±0.1%RG ±0.5μA for the 20μA and 200μA ranges.
10. ACI Accuracy: ±(0.02%RD + 0.03%FS) for the 2mA-20A range; stability not exceeding 0.02%FS (60S).
11. Communication Frequency Accuracy: ±0.02%.
12. Voltage and current frequency deviation impact, accuracy supplement of 0.03%RD, 400 Hz accuracy supplement of 0.1%RD.
13. Output signal distortion less than 0.3%.
14. Output DC ripple less than 0.5%.
15. Output resistance values: 10Ω, 25Ω, 50Ω, 100Ω, 150Ω, 200Ω, 250Ω, 500Ω, 1K, 1.5K, 2K, 2.5K, 5K, 10K, 15K, 20K, 25K, 50K, 100K, 150K, 200K, 250K, 500K, 1M, 1.5M, 2M, 2.5M, 5M, 10M.
Accuracy: ±0.2%FS ±200mΩ, Rated Power: 0.5W.
16. Output square wave frequency range: 0.1Hz to 1.1MHz, divided into seven bands: 1Hz, 10Hz, 100Hz, 1kHz, 10kHz, 100kHz, and 1MHz. Fine-tuning resolution better than 1x10^-4, accuracy ±0.02%.
17. AC/DC Voltage Rated Output Power: 20W within the range of 30V-1000V
75mV, 200mV peak output current is 20mA.
2V, 3V, and 10V range peak output current is 100mA.
18. Nominal output power for AC/DC current: 20W for the 2A-20A range, peak output voltage of 10V for other ranges.
19. Power supply: 220V (±10%), frequency: 50 Hz (±10%), peak power consumption: 120VA.
20. Operating Environment: Temperature 20±5°C, relative humidity 80%, no direct sunlight, no electromagnetic interference.
