Ads by Google
1.Technical parameters
Model | 1.2MHz |
Centre working frequency (kHz) | 1.2MHZ±5% |
Bandwidth | ±0.1MHz |
overall sensitivity 0 dB=3 Vp-p;cycle:8;distance:4cm(self transmitter and self receive) | -34dB min |
Blind zone | below 2cm |
Beam angle(-3dBfull angle) | 8° |
electrostatic capacity | 1000PF±20% |
Minimal parallel impedance | 130Ω±30% |
Maxim operating voltage (Pulse Duty cycle ratio 2%) | below 150V |
Operating temperature | 0~95°C |
Maxim pressure | 1.6MPa |
The material of the housing | copper |
Protection class | IP68 |
The above tests were conducted in 25 ° environment.
2.Frequency-resistance
3.Frequency-phase angle
4.Sensitivity test:
voltage:3Vp-p;cycle:8;distance:4cm