Dwyer Instruments, Inc.Michigan City, IN
 * NOTE: Click on an image to enlarge it in a new window. 
 Flotect® Float Switch
Series L4


• Magnetically Operted Switch, Leak Proof Body, Explosion-proof
 
   
 Flotect® Liquid Level Switch
Series L6


• Easy In-wall or External Installation, Up to 2000 psig (138 bar)
• Model L6 with External Float Chamber
 
   
 Flotect® Liquid Level Switch
Series L6


• Easy In-wall or External Installation, Up to 2000 psig (138 bar)
• Model L6 with Spherical Float
 
   
 Flotect® Liquid Level Switch
Series L6


• Easy In-wall or External Installation, Up to 2000 psig (138 bar)
• Model L6 with Cylindrical Float
 
   
 Flotect® Liquid Level Switch
Model L8


• Low Cost, Leak Proof Body, Excellent Chemical Resistance
 
   
 Flotect® Liquid Level Switch
Model L8-WP


• Low Cost, Leak Proof Body, Excellent Chemical Resistance
 
   
 Flotect® Mini-Size Level Switch
Series L10


• Easy In-wall or External Installation, Specific Gravities as Low as 0.5
• Spherical Float
 
   
 Flotect® Mini-Size Level Switch
Series L10


• Easy In-wall or External Installation, Specific Gravities as Low as 0.5
• Cylindrical Float
 
   
 Flotect® Mini-Size Level Switch
Series L10


• Easy In-wall or External Installation, Specific Gravities as Low as 0.5
• External Float Chamber
 
   
 Level Switch - Horizontal/Specialty
Series F7


• Low Cost, Hermetically Sealed Contacts
• F7-HPS-11
 
   
 Level Switch - Horizontal/Specialty
Series F7


• Low Cost, Hermetically Sealed Contacts
• F7-HPS-21
 
   
 Level Switch - Horizontal/Specialty
Series F7


• Low Cost, Hermetically Sealed Contacts
• F7-MHS
 
   
 Level Switch - Horizontal/Specialty
Series F7


• Low Cost, Hermetically Sealed Contacts
• F7-HSS
 
   
 Level Switch - Horizontal/Specialty
Series F7


• Low Cost, Hermetically Sealed Contacts
• F7-SS5BNC
 
   
 Level Switch - Horizontal/Specialty
Series F7


• Low Cost, Hermetically Sealed Contacts
• F7-EB
 
   
 Level Switch - Horizontal/Specialty
Series F7


• Low Cost, Hermetically Sealed Contacts
• F7-LL
 
   
 Level Switch - Horizontal/Specialty
Series F7


• Low Cost, Hermetically Sealed Contacts
• F7-WBB
 
   
 Level Switch - Vertical
Series F7


• Low Cost, Reliable and Compact, Hermetically Sealed Contacts
• F7-SB
 
   
 Level Switch - Vertical
Series F7


• Low Cost, Reliable and Compact, Hermetically Sealed Contacts
• F7-ST713
 
   
 Miniature Multi-Station Level Switch
Series F7-MM


• Custom, Lightweight, Low Cost, 316 SS or Buna-N Floats
 
   
 Multi-Station Level Switch
Series F7-MQ


• Customized, Up to Four Actuation Levels
 
   
 Multi-Station Level Switch
Series F7-MS


• Customize to Fit Application, Up to Six 316 SS or Buna-N Floats
 
   
 Multi-Level Switch Kit
Model F7-MLK


• One or Two Station Level Switch, Vertically Mount
 
   
 Multi-Level Switch Kit
Model F7-MLK2


• 316 Stainless Steel, One or Two Station Level Switch, Vertically Mount
 
   
 Cable Float Switch
Series CFS


• No Hazardous Mercury, Adjustable Counterweight, General Purpose
 
   
 Free-Floating Level Switch
Series FSW


• Designed for Industrial Applications, Mercury-Free
 
   
 Cast Iron Chamber - Water Level Control
Series 123/125


• Heavy Duty, Snap Action Type
 
   
 Flanged Chamber Type Level Control
Series 102/1102


• Pressure to 400 psig (28 bar), Temperature to 425°F (218°C), Hermetically Sealed Switches, Series 102 Minimum Specific Gravity: 0.60, Series 1102 Minimum Specific Gravity: 0.40
 
   
 Side Mounted-Chamber Type Level Control
Series 201


• Operating Pressures to 500 psig (34 bar), Hermetically Sealed Snap Switch Option
 
   
 Side Mounted-Chamber Type Level Control
Series 391


• Compact, Low Cost, Hermetically Sealed Snap Switch Option
 
   
 Liquid Level Switch-Control
Series B-190


• Top Mounted Displacer Type, Adjustable Setpoints, Magnetic Operation, Optional Hermetically Sealed Snap Switch
 
   
 Gap Switch
Series GS


• Liquid Level Measurement, 1000:1 Wet/Dry Ratio, 316SS Wetted Parts
 
   
 Optical Level Switch
Model OLS


• Low Cost, Compact, LED Indication
• OLS-10
 
   
 Optical Level Switch
Model OLS


• Low Cost, Compact, LED Indication
• OLS-11
 
   
 Optical Level Switch
Model OLS


• Low Cost, Compact, LED Indication
• OLS-12
 
   
 Conductivity Controller
Series LLC


• Single Point or Differential Level Service, Compact Size, Up to 6 ft. (1.82 m) Probes
 
   
 Dual Point Level Switch
Model DPL110


• Tank High/Low Control, Conductivity Technology, Up to 72" Probe
 
   
 Capacitance Level Switch
Model CLS1


• For Solids, Liquids, or Slurries, Fail-Safe Protection, <1 pF Sensitivity
 
   
 Capacitance Level Switch
Series CLS2


• Powder, Bulk or Liquids, Auto-Calibration
 
 

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