OverviewHigh limit, low limit and/or circulator controllers used to regulate boiler water temperature in gas- or oil-fired hydronic heating systems.FeaturesAn immersion type liquid-filled sensing element actuates two snap switches.One switch operates as a high limit control.The other switch operates as a low limit and/or circulator control, depending on the model.Controller may be mounted in any positioning and needs no leveling.Separate, easy-to-read, calibrated dial and setpoint adjustments...

OverviewHigh limit, low limit and/or circulator controllers used to regulate boiler water temperature in gas- or oil-fired hydronic heating systems. FeaturesAn immersion type liquid-filled sensing element actuates two snap switches.One switch operates as a high limit control.The other switch operates as a low limit and/or circulator control, depending on the model.Controller may be mounted in any positioning and needs no leveling.Separate, easy-to-read, calibrated dial and setpoint adjustments...

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. Features 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.Horizontal or vertical insertion of the sensing element.Direct, well immersion, or surface mounting of the sensing element...

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. Features 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.Horizontal or vertical insertion of the sensing element.Direct, well immersion, or surface mounting of the sensing element...

p>High or low limit surface mount controller with SPDT, operating range 65-200F, factory stop at 200F. 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. FeaturesTotally enclosed Micro Switch™ snap-acting switches operate on temperature rise to set point.Visible control point scale and external adjustment screw permit easy setting.Horizontal or...

OverviewAquastat® 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.FeaturesRemote temperature sensing element detects and responds rapidly to temperature changes.Totally enclosed Micro Switch™ snap-acting switch.Visible control point scale and external adjustment screw permit easy setting.Available horizontal or vertical mounting of the remote element into boiler,...

oduct InfoLiteratureOverviewHigh limit, low limit and/or circulator controllers used to regulate boiler water temperature in gas- or oil-fired hydronic heating systems.FeaturesAn immersion type liquid-filled sensing element actuates two snap switches.One switch operates as a high limit control.The other switch operates as a low limit and/or circulator control, depending on the model.Controller may be mounted in any positioning and needs no leveling.Separate, easy-to-read, calibrated dial and...

OverviewThe L7224U Oil Electronic Aquastat® Controller provides electronic temperature sensing in a UL limit-rated controller; controls the circulator, oil burner and boiler temperature; and provides status, LED diagnostic and EnviroCOM communication. Product SpecificationsApplicationOil Aquastat ControllerDimensions (in.)7 1/8 in. high x 4 1/4 in. wide x 2 5/8 in. deepDimensions (mm)181 mm high x 109 mm wide x 67 mm deepTemperature Range (F)-30 F to 150 FTemperature Range (C)-34 C to 66...

Immersion-type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems, including domestic hot water service. Features Immersion-type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems.Provide multizone control by using a separate circulator and R845 Relay for each zone.Include diaphragm powerhead and Micro Switch™ assembly that respond to temperature changes in...

Triple Aquastat Relay(120volt) for oil applications, vertical case, 3 inch insulation depth. Immersion-type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems, including domestic hot water service. Features Immersion-type controllers that combine high limit protection with low limit and circulator control in forced hydronic heating systems.Provide multizone control by using a separate circulator and R845 Relay for each...