Technical Parameter
1. Rated input power: 100VA
2. Power supply: AC voltage 220V±22V, frequency 50Hz±1Hz
3. Dimensions (tolerance ±20mm): length 380mm, width 310mm, height 120mm
4. Display mode: LCD display
5. Output channels: two intermediate frequency plus diathermy outputs, two iontophoresis DC outputs, and one interference electrical output
6. The intermediate frequency is 2kHz～10kHz, and the single frequency tolerance is ±10%
7. Modulation frequency is 0～150Hz, single frequency tolerance is ±10% or ±1Hz, whichever is greater
8. IF carrier waveform: two-way square wave, pulse width 50us～250us, tolerance ±10%. Modulation waveforms include sine waves, square waves, triangle waves, exponential waves, sawtooth waves, sharp waves, and other amplitude waves. Modulation mode: continuous, intermittent, intermittent, frequency conversion, density, and alternating modulation
10. Intermediate frequency modulation range: 0%, 25%, 50%, 75%, 100%, tolerance ±5%
11. There are 60 fixed prescriptions, which are compiled by physical therapists according to different diseases, which can be used by doctors for reference
12. IF output current: Under a load of 500Ω, the output current of each channel is not more than 100mA. The output intensity is adjustable from 0 to 99 levels
13. Interference electrical performance
Working frequency: 4kHz, tolerance ±10%
Modulation frequency: 0.125Hz, tolerance ±10%
Difference frequency range: 0～112Hz, tolerance ±10% or ±1Hz whichever is greater
Adjustment range: 0%, 100%, tolerance ±5%
14. Output current stability: The output current change rate under different loads should not be greater than 10%
15. Intermediate frequency output peak voltage: When measuring under open circuit conditions, the intermediate frequency output peak voltage must not exceed 500V
16. Operation: When the output is set to the maximum value, run the output terminal open circuit for 10 minutes and then short circuit operation for 5 minutes, the therapeutic device should be able to work normally
17. Electrode plate temperature: 38℃～55℃, adjustable in 6 levels, tolerance ±3℃
18. Iontophoresis output DC current: Under a load of 500Ω, the output current of each channel does not exceed 50mA, adjustable from 0 to 99 levels
