Main technical indicators: Detection range: 0~10000mm (steel longitudinal wave). Pulse shift: -10~1000mm (steel longitudinal wave). Probe zero point: 0~99.99μs。 Material sound speed: 2000~9999m/s, Change by 1m/s or preset value. Damping: 50 Ω (high)/500 Ω (low). Pulse repetition frequency: adjustable in 10 levels, approximately 100Hz when the detection range is within 1500mm~1000Hz; When the detection range is greater than 1500mm, approximately 4~40Hz。 Operating frequency range: 1~4MHz/0.5~8MHz/2~20MHz with three selectable modes. Gain adjustment: 0~110dB, Step by step adjustment of 0/0.5/1/2/6/12dB. Detection methods: positive, negative, and bidirectional. Inhibition: 0%~80% linear inhibition. Vertical linear error: ≤ 3%. Sensitivity margin for flaw detection: ≥ 48dB. DAC curve: Each set of curves can record up to 10 echo reference points and can change the dB distance between curves. Monitoring gate: an independent software gate (gate 1) and a second gate dependent on gate 1 (Used for measuring sound path difference). Measurement resolution: 0.01mm. Alarm method: Sound and light alarm (internal buzzer and panel LED), or external alarm. Measurement point selection: the leading edge or peak of the first echo inside the gate. Echo evaluation: Sound path, horizontal distance, vertical distance, and amplitude display. Display: High resolution LCD, 320 × 240 pixels, 96 × 72mm (width × height). Zoom: OFF/ON, enlarges the A-scan to the entire screen. A-type scan freeze: OFF/ON. Data storage: 100 sets of datasets, including flaw detection state parameters, echo patterns, DAC curves, and annotation information Wait. Serial interface: RS-232C bidirectional communication (baud rate 9600, 8-bit word length, no parity check, 2 stops) Position). I/O interface: 8-pin Lemo-1 socket: trigger output, alarm signal, test data release. Printers: Seiko DPU, EPSON, HP DeskJet, HP LaserJet. Power source: AC power or battery. Battery type: 1.2V × 4 (C type), Ni MH or Ni Cd battery. Working hours: ≥ 7 hours (without LCD background light) and ≥ 5 hours (with LCD background light) when using a 3.2Ah Ni MH battery. Working voltage: 8~12V DC (external power supply); four point two~6V (battery). Working temperature: 0~50 ℃ (selected, some instruments can reach -20 ℃)~+55℃)。 Weight: 1.6kg (including battery). Dimensions: 226 × 172 × 50mm (width × height × depth). |