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Model | AS840 |
Display method | 4-digit LCD display |
Display the smallest unit | 0.1mm |
Working frequency | 5MHz、2.5MHz |
Measuring range | 1.2~225mm (steel) |
Tube measurement lower limit | Φ20*3mm (steel) |
Measurement error | ±(1%H+0.1)mm. H is the actual thickness of the measured object |
Sound speed adjustment range | 1000~9999m/s |
Known thickness back-measured sound velocity | The measurement range is 1000~9999m/s. When the thickness of the test block is less than or equal to 20mm, the sound velocity measurement accuracy is ±1mm/H*100%; when the test block thickness is greater than 20mm, the sound speed measurement accuracy is ±5%. |
Operating temperature | 0~40℃ |
Relative humidity | <90% |
Workpiece temperature | <60℃ |
Working current | Normal test ≤50mA; LED backlight on ≤120mA; quiescent current ≤20uA |
Automatic zero calibration | V |
Linear automatic compensation | V |
Power supply | 1.5V AA*3 barrery (not include) |
Dimensions | 150×80.5×34mm |
Product Weight | 200g |
Packing Content | 1 * Ultrasonic Thickness Gauge 1 * Φ10mm 5MHz Transducer 1 * 4mm Sampling Block 1 * Storage Box 1 * User Manual |