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L4080B1352 Immersion Type Aquastat, Bulk Pack

Brand: Resideo Technologies Inc

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.

1 - 2 of 2 Part Numbers
L4080B1352/B
L4080B1352/B
Immersion Type Aquastat, Bulk Pack
L4080B1352/U
L4080B1352/U
Immersion Type Aquastat, Bulk Pack
1 - 2 of 2 Part Numbers

Specifications

Hazmat Information

  • UN 1294, TOLUENE, 3, II

Dimension

  • Insertion depth: 3 in.
  • Insertion depth: 76.2 mm

Temperature Range

  • Maximum: 40 °F above setpoint or 265 °F, which ever is lower.
  • Maximum: 22 °C above setpoint or 129.4 °C, 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

Approvals, Underwriters Laboratories Inc.

  • UL Listed: -models with well, File No. MP466, Guide No. MBPR, -models less well, File No. MP466, Guide No. MBPR2

Approvals, American Gas Association

  • AGA Design Certified: Test Report 23-11B

Operating Temperature Range

  • 100 °F to 200 °F
  • 38 °C to 93 °C

Differential Temperature

  • 8 F
  • 4.4 C

Switching Action

  • Breaks contact on temperature rise to set point.

Insulation Depth

  • 1-1/2 in. to 3 in.
  • 38 mm to 76 mm

  • 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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