Satisfaction Guaranteed Sml - Sensitive Air Pressure Switch - Going Fast [ZG4SVly5]

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The SML air pressure switch features a sensitive diaphragm to detect changes in air pressure. Easy to install and reliable, this switch is available in two range scales and with an optional neon light indicator.

Available Models:

All Models are CSA Approved, some models are also FM Approved where noted.

• SML 1210003 - .05”-1” WC – 1/8” NPT Connection (8221210003)
• SML 1210034 - .05”-1” WC – Compression Fittings (8221210034)
• SML 1210022 - .05”-9” WC – Compression Fittings (822121022)
• SML 4212004 - .05”-9” WC – CSA & FM Approved – Compression Fittings (8224212004)
• SML 4212021 - .05”-9” WC – CSA & FM Approved – Compression Fittings with Plastic Tube (8224212021)
• SML 4212025 - .05”-9” WC – CSA & FM Approved – 1 Compression fitting and 1-14 UNS adaptor fitting (8224212025)

Features and Specifications:

• Automatic Reset
• Sensitive diaphragm
• Snap-action electrical switch, S.P.D.T. rated at 10 amps
• Electrical Ratings:
• 10A @ 125 VAC.; 8A @ 250 VAC.; 7A @ 277 VAC.;
• 1/8HP @ 125 VAC, 1/4HP @ 250 VAC
• Pilot Duty, 125VA @ 125/277 VAC
• Max. Surge Pressure: 20" W.C.
• Max. Ambient Temperature: 170°F (77°C)
• Min. Ambient Temperature: -40°F (-40°C)
• Available Pressure ranges:
  • 0.05" to 1" WC (1-25mm) SML 8221210034
  • 0.05" to 9" WC (1-230mm) SML 8224212021
• Connection types:
  • 1/4" Hose Barb
  • 1/8" NPT
  • 1/4" Compression Fitting

Accessories:

• Compression Fittings

Resources:

• Crossroads Controls SML Pressure Switch Datasheet
• Crossroads Controls SML Pressure Switch Installation Instructions
• Former Antunes Controls Literature:
• SML Air Pressure Switch Datasheet
• SML Air Pressure Switch Installation Instructions