Borehole Geophone

Specification
CDJ-JC CDJ-QJS
Velocity borehole geophone series Sealed borehole geophone series
Frequency (Hz) 4HZ-100HZ optional 4HZ-100HZ optional
Minimum appropriate borehole diameter (mm) φ50 φ45
Operating temperature (℃) -25~+55 -25~+55
Size Diameter (mm) φ45 φ40
Length of single probe (mm) 210 150
Cable length optional optional
Distance between probes optional optional
Weight (kg) 22kg~60kg 20kg~36kg
Feature
  • Light weight, great waterproof capability and nice resolution.
  • Optional numbers of channels: 6, 12, 24 and 60.
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China Geological Equipment Group Co., Ltd.

Add.: 5th Floor, Botai Mansion, No. 221 Wangjing Xiyuan, Beijing 100102

Contact Us:
Tel: +86-510-83769831

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