The supervisory system of contact net load switch is introduced in Liupanshui hinge;moreover its method of installation and debugging and attentive key point are given combining with this system.

• 本文就制盐工程的工艺特征,阐述了温度、压力、流量、液位的仪表安装调试时应注意的问题及仪表测量系统必需采取的防堵塞、防干扰、防冻保护措施。