Performance pedigree Type: | KQ22KH | Center Frequency(kHz) | 22KHZ±4% | Bandwidth | 2kHz | Sensitivity 0 dB=20 Vp-p;periods:20;Distance:1m | -60dB min | Inspect distance | 0.6—30M | Blind zone distance | <0.6M | Transmitting Beam Angl(-3dBTotal open Angle) | 14±2° | Capacitance | 5000PF±20% | Minimum derived resistance | 300Ω±30% | Maximum drive voltage(2%) | <4000V | Operating temperature | -20~60℃ | Safety grade | IP68 | Shell material | PVC+F4 |
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Sensitivity testing: Transmit voltage:20Vp-p;periods:20; Distance:1m |