Shanghai Thermostat Factory Co., Ltd.
Main products:Solenoid Valve,Expansion Valve,Sight Glass
Contact Us
  • Contact Person : Ms. Du Katrina
  • Company Name : Shanghai Thermostat Factory Co., Ltd.
  • Tel : 86-21-67728019
  • Fax : 86-21-67725882
  • Address : Shanghai,songjiang,655 Zhongshan West Road ,Songjiang District,China
  • Country/Region : China
  • Zip : 201600

flow indicator sight glass

flow indicator sight glass
Product Detailed
flow indicator sight glass 1. for the pipe line of freezer or air conditioner system moisture of refrigerant .

flow indicator sight glass


NSE series sight glasses is for the pipe line of freezer or air conditioner system in order to show moisture of refrigerant and flow status of refrigerant and lubricating oil. It indicates the oil level of compressor crooked-shaft box,so that we can look and control the system.

Operating principle

Before you install the NSE sight glasses,maybe the color of moisture indicator is pink,because it absorbs moisture in air.When it is set up in air conditioner system,if moisture of refrigerant is acceptable,color changing area of the indicator will change to blue color after around 10 hours.If after 10 hours,color changing area still can't change to blue color,you have to look for what are the causes or change filter dryer in system.

flow indicator sight glass

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