Features: figures etc. pressure control device adjusts pressure, with over pressure and under pressure protection devices, travel switch controls up and down positions.
特点：数字等压力控制器调压，设有过压，欠压保护装置，行程开关控制上下位置。
Features: figures etc. pressure control device adjusts pressure, with over pressure and under pressure protection devices, travel switch controls up and down positions.
特点：数字等压力控制器调压，设有过压，欠压保护装置，行程开关控制上下位置。
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