Dongguan TaiMi electronics technology Co。，ltd
Dongguan TaiMi electronics technology Co.,ltd
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Ultrasonic Sensor Measure gas Flow Rate | ||
| Model | TG020012 | |
| » | Centra Working Frequency | 200Khz±4% |
| » | Bandwidth | 20Khz |
| » | Overal Sensitivity (0dB=3Vp-p; Cycle: 8; Distance 8cm, Transmitter and Receiver) | -65dB min |
| » | Beam Angle (-3dB Full Angle) | 12±2° |
| » | Electrostatic Capacity | 2000PF±20% |
| » | Minimal Parallel Impedance | 200Ω±30% |
| » | Maxim Operating Voltage (Pulse Duty Cycle Ratio 2%) | <100V |
| » | Operating Temperature | -20-70°C |
| » | Maxim Pressure | 1.6MPa |
| » | Housing Material | PPS, others can be customized |
| » | Protection | IP65 |
| Static Capacitance(CP) | pF | 2000±20% |
| Signal Sensitivity | mV | ≥20 |
| Effective bandwidth | kHz | ±10 |
| Tolerance pressure | MPa | ≤0.5 |
| Directive property | ° | 12±2 |
| Operating temperature range | ℃ | -35~70 |
| Storage temperature range | ℃ | -40~85 |
6 TEST
6.1 Test Conditions
Parts shall be measured under a condition (Temp.:25℃±3℃, Humidity: 40%~70% R.H).
6.2 Test Methods
| Item | Test Methods |
| Center Frequency(Fr) | Measuring radial vibration mode,Agilent 4294A Impedance analyzer |
| Static Capacitance(CP) | Digital Electric Bridge (at 1KHz/1V) |
| Signal Sensitivity | Standard signal source output voltage 20Vp-p,3 cycles. |
| Effective bandwidth | Method to test the sensitivity of a signal at intervals of 1 KHz to test the sensitivity of the signal for a trace point, taking the change within the range of -3 dB |
7 PACKAGE
Each package has 4 inner boxes, each box has 100 pieces of ultrasonic flow sensors.
8 OTHER
8.1 The main composition of the sensor chip is lead zirconium titanate ceramics. Please pay attention to the local environmental protection regulations when the waste is abandoned.
8.2 This specification mentions the quality of the component as a single unit. Please ensure the component is thoroughly evaluated in your application circuit.
8.3 Sensor leads, red as the positive, white as the negative. Please connect the earth wire to the metal case.
8.4 Please return one of these specifications after your signature of acceptance.
8.5 When something gets doubtful with this specification, we shall jointly work to get an agreement.