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fred@demeithermo.com
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A8,No.98 Nianhua South Street ,Shengzhu271000
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Taian Demei Electromechanical Equipment Co., Ltd.Free·1YRS
fred@demeithermo.com
A8,No.98 Nianhua South Street ,Shengzhu271000
Ultrasonic flaw detector verification device uses pulse modulation method to calibrate the main performance of ultrasonic flaw detector, so as to avoid the influence of probe on verification/calibration data.
The system fully meets the requirements of JJG 746-2004 Verification Regulations for Ultrasonic Fault-Detector, and can be used as a metrological standard device to calibrate/calibrate the main performance of Ultrasonic Fault-Detector, such as: horizontal linearity, vertical linearity, dynamic range, attenuator error, operational sensitivity, etc.
Frequency range: 0.01MHz ~ 20MHz
· Frequency stability: 5×10-6
· Frequency accuracy: 5×10-6
· Signal amplitude range :(-55 ~ +23) dB
· Attenuation range :(0 ~ 101) dB
· Attenuator grading form: 20dB×2;10 db * 5;1 db x 10;0.1 dB x 10;
· Attenuator error :(0.5%*A±0.02dB), where A is the attenuation amount
· Number of sinusoidal waves included in burst sound: 1 ~ 100 can be adjusted, and the sinusoidal wave distortion is no more than 0.5%
· Sound range :(50 ~ 6000) mm
· Sound velocity range :(1000 ~ 9999) m/s
· Signal output mode: continuous wave, burst sound