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Ultrasonic quality sensor testing ADblue/DEF quality piezoelectric ultrasonic sensor

| Item | Standard |
| Resonant Impedance | 200~400 Ω 400~600 Ω(1 MHz) |
| Resonant Frequency | 840±30 KHz |
| Resonant Impedance | ≤340 Ω |
| Capacitance | 750±20% pF |
| Max. Input Voltage | 5 Vp-p |
| Working Temperature | -10 ℃~+60 ℃ |
| Protection Class | IP67 |




