Aquastat® Controllers are immersion type devices for limiting or regulating the temperature of liquids in boilers, storage tanks, and other applications where temperature control is required. Honeywell's L4006 are used in applications that utilize the existing wells.

Features & Benefits

• Totally Enclosed Micro Switch Snap Acting Switches Operate on Temperature Rise to Set Point
• Visible Control Point Scale and External Adjustment Screw Permit Easy Setting
• Direct or Well Immersion of the Sensing Element
• Horizontal or Vertical Insertion of the Sensing Element
• Remote Bulb Model May be Used to Sense Air Temperature in Ducts and in Outside Air Sensing Application

Specifications

• Type: 3/8 Inch Diameter x 2-7/8 Inch Length Copper Bulb, 1-1/2 Inch Length Capillary, Direct Horizontal/Vertical Well Immersion, High/Low Limit
• Temperature Range: 100 to 240 Deg F
• Maximum Temperature Rating: 150 Deg F
• Contact Rating: 8 Amp at 120 Volt AC/5.1 Amp at 240 Volt AC (Full Load), 48 Amp at 120 Volt AC/30.6 Amp at 240 Volt AC (Locked Rotor), 0.25 Amp at 0.25 to 12 Volt DC (Millivolt)
• Contact Configuration: (1) SPST, Contact Break on Temperature Rise
• Connection Type: 3/4 Inch Conduit, Screw Terminal
• Application: Boiler, Storage Tank
• Approval: UL, CSA, AGA
• Overall Dimension 2 Inch Width x 2-1/8 Inch Depth x 5-5/8 Inch Height
• Mounting Position Horizontal/Vertical
• Finish Gray
• Differential Temperature Rating 5 to 30 Deg F Adjustable
• Pressure Rating 200 PSI (Capillary Bulb), 255 PSI (Immersion Well)
• Sensing Bulb Fill Liquid— Toluene or Silicone Oil
• Includes 123869A 1/2 Inch Well, Stop Factory Set at 240 Deg F