美国进口
Imported from USA
Imported from USA
型号BVMS球阀监控开关安装在消防喷淋系统的防倒流装置的关断球阀上，对球阀提供电子监控。如果球阀手柄从开启位置移动，型号BVMS将发出信号。
The BVMS Ball Valve Monitor Switch is mounted on a backflow preventer's ball valve shutoffs in a fire sprinkler system, providing electrical supervision of the ball valves. The BVMS will signal if ball valve handle is moved from an open position.
- 开启球阀时提供电子监控
Allows electrical supervision of open ball valves - 标准配置NO和NC接触
Standard with both NO and NC contacts
美国舒稳公司威金斯
Zurn Wilkins