色婷婷缴婷婷5月情综天天,真实国产老熟女粗口对白,日本激情在线看免费观看,亚洲av成人一区二区三区观看

JM系列Back
Model features
Name :Pressure Gauge with Electric Contact
Model No.:JM Series
Overview:
This gauge has built-in a micro switch and is mainly used for outputting signals when reaching the setting value, or giving a warning signal of buzz, or controlling the electrical machines and valves.
Feature:
The gauge is suitable for directly controlling the mechanical equipments since the switching current is large; The display unit and contact unit are independent and they are not influenced by the switch; I
ndicating and setting scales are separated and they are possible to set freely.
Specification
External Dimensions
Model number configuration
長野福田(天津)儀器儀表有限公司?http://www.43jwf.cn/(tianjin), All Rights Reserved. 安全聯(lián)盟
Legal NoticeRecruitmentContact UsWebsite Map