•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 sN/Ap switch breaks the power supply to the burner primary control.L4080B1352/U
Immersion type Aquastat, Unit Pack| Application | Immersion type Aquastat, Unit Pack The L4080 and L8080 are immersion type controllers for
hydronic heating systems that turn off the burner
whenever the boiler water temperature rises to the set
point.
The L4080 is used to provide high limit protection for
line voltage and low voltage systems.
The L8080 is used only as an energy cut-off control
(ECO).
All models are available for use with immersion wells, or
for direct immersion if faster response is needed. To
order immersion well, refer to form 68-0040 for well
descriptions.
The L4080 has an adjustable set point. The L8080 is
factory-set |
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| Application | Immersion type controllers for hydronic heating systems that turn off the burner whenever the boiler water temperature rises to the set point. |
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| Differential Temperature (F) | 8 F |
|---|
| Differential Temperature (C) | 4.4 C |
|---|
| 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 |
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Product Family
All orders are shipped same-day if the order is received by 1:00 PM Central Time. We ship worldwide.
UPS Hoilday Delivery Schedule
For more infomation about Returns visit Returns
For more informatrion about Warranty visit Warranty page.
You can also find answers to some common questions on our FAQ page
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