Use:Mainly used for household, commercial, automotive air conditioning refrigeration system high, low pressure protection control, high, low pressure protection control also can be applied to all kinds of equipment tools.

特点：1采用英制管螺纹快速接头或铜管焊接式安装结构，安装灵活，使用方便，无需特殊的安装固定。lower ab fat眼膜左旋肉碱有副作用吗口碑怎样瘦腿推荐胸部怎么变大口碑眼部细纹控油产品晚霜品牌细致毛孔产品哪个好用有效的美白什么牌子好

2插片式或导线式连接方式可供用户任意选定。

3单极单置或单极双置，常开式或常闭式开关接点结构可供任意选择。

4密封式不锈钢感应器安全可靠。

5在3-650PSI（002-45Mpa）压力范围内可根据用户任意选定的压力值进行制造。

Characteristic:1 inch quick joint with pipe thread or copper pipe welding type installation structure, flexible installation, convenient use, no special installation fixed. Lower ab fat mask L-carnitine has the side effect of word-of-mouth recommendation how stovepipe chest change how high reputation eye fine lines of oil products cream brand of fine pores of products which good with effective whitening what brand is good

2 insert or wire type connection for a user to arbitrarily selected.

3 unipolar single set or single pole double, normally open or closed switch contact structure can be chosen arbitrarily.

The 4 seal type stainless steel sensor is safe and reliable.

5 in the 3-650PSI (002-45Mpa) can be made arbitrarily selected by the user according to the value of pressure within the pressure range.

工作原理:当系统内压力高于或低于额定的安全压力时，感应器内碟片瞬时发生移动，通过连接导杆推动开关接头接通或断开，当压力降至或升至额定的恢复时，碟片瞬时复位，开关自动复位。

Working principle:When the system pressure is higher or lower than the safety pressure rated, occurrence of disc instantane