Technical specification:
1. operating frequency range:0.5-10MHZ
2. working style:single-probe launch receiving or double-probe launch receiving
3. attenuator:decrement 80db(2db*20+20db*2)
4. noise-lever:≤15%
5. transmitting pulse repetition frequency:1000,500,125 third gear,synchronized with the depth range adjustment
6. range of detection depth:10-2500mm(steel longitudinal wave) three different stalls continuous coverage
7. horizontal linear errors: ≤1%
8. detection sensitivity margin:2.5PΦ20,straight probe found 200-Φ2 flat-bottom hole detection sensitivity of allowance of not less than 46db
5PΦ14 straight probe found 200-Φ2 flat-bottom hole detection sensitivity of allowance of not less than 40db
9. vertical linearity error: ≤5%
10. dynamic range:≥30db
11. resolution ratio: ≥30db
12. power suppply:AC220V±15%,50HZ;DC GN 8 batteries,9.6V,continuous work time>4h
when the battery voltage drops below the 8V undervoltage alarm signal from the equipment,should be given the power
charging,if you continiue to use, the battery voltage drops below 8.3V,instrument shut down automatically.
13. power consumption:4.5W
14. screen work area:65*52mm
15. outline dimension:280*190*86mm
16. weight:main engine 3.6kg
17. operating conditions:
18. environmental temperature:-10°C - +40°C
relative humidity:80%
Working principle and structure:
AS-4 Ultrasonic Flaw Detector