XZH Test XHDD503B ອາຄູໂສ-ມາກເນຕິກ ອຸປະກອນກຳນົດຕຳແໜ່ງຂໍ້ຜິດພາດໃນສາຍສະເຄື່ອນພາຍໃຕ້ດິນ

Acoustic-magnetic synchronous fixed-point function

Sound channel

a) Bandwidth

All pass: 100Hz~1500Hz.

Low pass: 100Hz~400Hz.

Qualcomm: 150Hz~1500Hz.

Band pass: 200Hz~600Hz.

b) Maximum signal gain: >=100dB.

c) Fixed-point accuracy: 0.1m.

Magnetic field channel

Maximum signal gain: >=100dB.

Acoustic-magnetic transit time positioning mode: waveform display, acoustic and magnetic transit time display.

Signal gain: adjustable from 1 to 8 levels.

Magnetic field channel: adjustable from 1 to 8 levels.

Sound signal strength bar graph indicates, and the sound trigger threshold (0 to 99 levels) is adjustable.

The electromagnetic signal strength is indicated by a bar graph, the magnetic field trigger threshold (0 to 99 levels) is adjustable, and it has a magnetic field trigger prompt function.

Acoustic-magnetic time difference positioning mode: waveform display, the maximum acoustic-magnetic time difference is 80ms, which can be automatically calculated and manually analyzed; it can record the last time acoustic-magnetic time difference.

Power supply:

a) Battery: built-in lithium-ion battery pack, voltage 8.4V, capacity 2.4Ah

b) Use time: continuous use time > 8 hours;

c) Charger: input AC220V±10%, 50Hz; nominal output 8.4V, 1A

d) Charging time: <3 hours.

Display mode: 5-inch color LCD, 854×480 resolution, with touch function.

Operating environment temperature: -20°C~65°C, humidity ≤90% RH, altitude <4500m.