This monitor is equipped with double drum,bicable houble piece and double piece and quardruple corearmored cable and is put down into the hole through the orientation of a double-pulley-racl.

• 仪器采用双滚筒双排缆绞车及其带绕双根四心铠装电缆，通过双滑轮架井口导问，并定向吊放井下仪器，进行井内检测。