Main technical parameters
1. The device has a Chinese operation interface, built-in GB9706.1 (IEC60601) medical equipment electrical safety testing standard, convenient to carry, weight less than 1.5kg, size 225 x 150 x 100mm.
2. Ground continuity
Pre pulse 65-25A peak current, measured separately at 0.1~0.8 Ω, used to eliminate measurement errors in oxide film resistance
Pulse form exponential decay
Peak current with decay time of 200-550 µ s to 5%, measured separately at 0.1-0.8 Ω
Measurement method 2 wire method, with wire self zero calibration function
Measuring current>200mA DC
Maximum test voltage 4-24Vrms open/closed
Range (low) 0.001 – 0.999 Ω, resolution 0.001 Ω
Range (medium) 1.00 – 9.99
Ω, resolution 0.01 Ω
Range (high) 10.0-19.9
Ω, resolution 0.1 Ω
Accuracy ± 1% measured value ± 5m Ω
The test circuit protection is located at the 4mm input terminal. If the AC or DC voltage is loaded ≥ 30V, the test will be interrupted
3. Testing in loading state
Frequency response provides four standard optional values: IEC 60601, IEC 62353, NFPA-99, IEC 61010
GB9706.1 (IEC 60601)/AAMI standard: ground leakage current/shell leakage current
GB4793.1 (IEC 61010) standard: Contact current/contact voltage
YY/T 0841 (IEC 62353) standard: Equipment leakage current (direct method)
NFPA-99 standard: ground leakage current/shell leakage current
Test output voltage: power grid voltage
Range 0.1-9999 μ A (0.1-8000 μ A typical value IEC61010)
Measurement/display resolution 0.1 μ A
*Accuracy range 0.1-1999uA, accuracy ± 1%, range 2000-9999uA, accuracy ± 2%
Power polarity: soft key control
*Single fault condition: Soft key control zero line open circuit/ground line open circuit
