PCE FD 20 缺陷镜 (1~10 MHz)

Specifications

Operating frequency range: 1 ... 10 MHz

Measure time interval range (scan duration): 6 ... 1000 microseconds (µs)

Sound velocity range: 1000 ... 9999 m/s 

Deviation of measurement of time intervals: Not exceed ± 0.025 µs

Max. deviation of amplitude of signals at receiver input in 0 ... 110 dB range: Not exceed ± 0.5 dB

Testing gain region: 125 dB

Averaging over the quantity of starts: 1 ... 16

Range of time-variable gain (TVG) / Number of control points TVG: 40 dB / 15

Duration of excitation pulse to load: 0 ... 0.5 µs

Amplitude of excitation pulse to 50 Ohm load, not less: 100, 200, 300

Operating frequency range of receiver at -3 dB: 1 ... 10 MHz

Deviation of amplitudes of input signals in 10 ... 100% range of screen height: Not more than 1 dB

Scanning: 1 ... 1000 µs

Scanning delay": 0 ... 2000 µs

Measurement range of time intervals: 0 ... 1000 µs

Prism of probe delay: 0 ... 15 µs

Automatic signaling of defects (AFS): Dual-gate

Setting range of AFS gates: 0 ... 2000 µs

Adjusting thresholds of AFS gates: 0 ... 100%

Detection of signals (receiver): Positive half-wave, radio mode

Dimensions of device (approx.): 80 x 162 x 35 mm / 3.14 x 6.37 x 1.37"

Dimensions display (approx.): 48 x 74 mm / 1.88 x 2.91"

Power supply: 100 ... 250 V AC or 3 x 1.5 V AA batteries

Weight (approx.): 250 g / 0.55 lb (without batteries)

Dilivery Contents 

1 x PCE-FD 20 defectoscope

1 x probe cable (1.5 m long)

1 x contact transducer probe (90 °)

1 x contact transducer probe (45 °)

3 x 1.5 V batteries (AA)

1 x battery charger / electric power supply

1 x USB cable

1 x user manual