Ultrasonic flaw detector transducer calibration device

1、 Product Introduction:

The ultrasonic flaw detector transducer calibration device (pulse generator/receiver) meets the various indicators of the JJF1294-2011 ultrasonic flaw detector transducer calibration specification and is a specialized calibration equipment for various metrology institutes.

2、 Technical parameters:

1.1.1 Provide negative voltage square wave excitation pulse output box signal receiver

1.1.2 The adjustable range of pulse width is 20ns to 6500ns, with a minimum step of 5ns, corresponding to probes ranging from 80KHZ to 25MHZ

1.1.3 Optional pulse repetition frequency, with a repetition frequency of up to 5KHZ

☆ 1.2.4 The bandwidth of the receiver is 35MHz (-3db)

☆ 1.2.5 70 dB RF gain, 1 dB step adjustment

1.2.6 50 dB RF attenuation, 1 dB step adjustment

☆ 1.2.7 Optional high pass filter at 0.5 MHz or 1 MHz

1.2.8 Can achieve RF signal output, synchronous signal output, with external trigger input interface, can achieve external trigger

1.2.9 USB interface, computer synchronous control and providing users with PC synchronous control software and user development kit

1.2.10 Pulse Type: Negative Square Wave

☆ 1.2.11 Pulse Descent Time (No Load): Typical<8ns, 20ns

1.2.12 Pulse amplitude (without negative load): -25V~-400V, with 25V as the step

1.2.13 Resistance: 50 Ω, 80 Ω, 150 Ω, optional (damping has a significant impact on the probe echo waveform and should be carefully selected)

1.2.14 Pulse width: adjustable range from 20ns to 6500ns, step value below 1000ns is 5ns, step value above 1000ns is 20ns

1.2.15 Mode: Single, Double

1.2.16 Pulse repetition frequency: 100Hz, 200Hz, 500Hz, 1000Hz, 2000Hz, 500Hz optional

1.2.17 Synchronous pulse output: TTL level (trigger pulse width of about 100ns)

1.2.18 External trigger input: TTL level, pulse greater than 50ns

☆ 1.2.19 Bandwidth: 0.5MHZ-35MHz

☆ 1.2.20 Voltage gain: 70db

1.2.21 Attenuation range: -50db

1.2.22 High pass filtering: 0.5MHz or 1MHz

☆ 1.2.23 low-pass filter 10MHz or 35MHz

1.2.24 Signal output: 1Vp-p

1.2.25 Input impedance: 500 Ω

1.2.26 Output impedance: 50 Ω

1.2.27 Input/output interfaces: T/R, R, RF output, external trigger input, synchronous output

1.2.28 Power supply options: 110VAC or 220VAC, 50/60Hz