Heating Resideo Aquastats | High Limit Immersion Aquastat, 100-200°F Range, 8°F Differential

Overview

Immersion Type Controllers For Hydronic Heating Systems That Turn Off The Burner Whenever The Boiler Water Temperature Rises To The Setpoint. Vertical Mounting.

Features

• High Limit Aquastat Controller Has Adjustable Set Point.
• Models Available For Use With Immersion Wells Or For Direct Immersion If Faster Response Is Needed.
• A Factory-Set Stop Is Available On L4080 To Prevent Setting The Control At Too High A Temperature.
• Models Available With Second Limit Switch To Shut Off All Gas To The Burner.
• Liquid Fill In Sensing Element Expands As The Boiler Temperature Rises.
• At The Set Point Temperature, A Diaphragm-Actuated Snap Switch Breaks The Power Supply To The Burner Primary Control.

• Application: Immersion Type Controllers For Hydronic Heating Systems That Turn Off The Burner Whenever The Boiler Water Temperature Rises To The Set Point.
• Insertion Depth: 3 In.
• Temperature Range (F): Maximum – 40 F Above Setpoint Or 265 F, Which Ever Is Lower.
• Includes: Siphon Loop
• Mounting: Mount Using 1/4 In. Npt Female Threads Or Surface Mount Through Base Of Case
• Electrical Ratings (Millivolt)
  • 0.25 A @ 0.25 To 12 Vdc
  • At Full Load – 8A @ 120 Vac , 4A @ 240 Vac
  • At Locked Rotor – 48A @ 120 Vac , 24A @ 240 Vac
• Operating Temperature Range (F): 100 F To 200 F
• Differential Temperature (F): 8 F
• Switching Action: Breaks Contact On Temperature Rise To Set Point.
• Insulation Depth (In.): 1 1/2 In. To 3 In.