1、同***泵兩段壓力，兩流量(自壓式)“C型”2、可做遥控調整壓力，井由遙控閥調整壓力範圍3、可配合朝冊比例壓力閥，遂成***控比例壓力控制。1、A型式壓力補償控制增加卸壓功能。2、適用於卸壓時間長的情况。3、系統停***時，通過泵的卸壓運轉，油溫和噪音可保持較低水平。1、同***泵兩段壓力，兩流量(自壓式)“D”型。2、可做遙控調整壓力，井由遙控閥調整壓力範圍。3、可配合朝冊比例壓力閥，達成***控比例壓力控制。台湾KOMPASS康百世压力继电器APSD-40-1APSA-35-1APSA-35-2APSA-35-3APSA-35-4APSA-70-1APSA-70-2APSA-70-3APSA-70-4APSA-150-1APSA-150-2APSA-150-3APSA-150-4APSA-230-1APSA-230-2APSA-230-3APSA-230-4APSA-420-1APSA-420-2APSA-420-3APSA-420-4APSB-35-1APSB-35-2APSB-35-3APSB-35-4APSB-70-1APSB-70-2APSB-70-3APSB-70-4APSB-150-1APSB-150-2APSB-150-3APSB-150-4APSB-230-1APSB-230-2APSB-230-3APSB-230-4APSB-420-1APSB-420-2APSB-420-3APSB-420-4APSC-60-1APSC-60-2APSC-60-3APSC-60-4APSC-125-1APSC-125-2APSC-125-3APSC-125-4APSC-275-1APSC-275-2APSC-275-3APSC-275-4APSC-400-1APSC-400-2APSC-400-3APSC-400-4APSD-40-1APSD-40-2APSD-40-3APSD-40-4APSE-60-1APSE-60-2APSE-60-3APSE-60-4APSE-125-1APSE-125-2APSE-125-3APSE-125-4APSE-275-1APSE-275-2APSE-275-3APSE-275-4APSE-400-1APSE-400-2APSE-400-3APSE-400-4APSF-60-1APSF-60-2APSF-60-3APSF-60-4)