MM Control
Contact Us Products Quote / Order
mm control
HOME                  
Products            
Search                
Quote/Order   
Feedback          
Service/Repair
Contact Us        
FAQs                   
About Us           
Links & News  
Careers              
Terms                
We accept credit cards
Join M&M Control's Mailing List

 

Call or email now for immediate Service, Pricing and Delivery

800-876-0036

847-356-0566 Tel    847-356-0747 Fax  sales@mmcontrol.com

 

Mercoid Controls produces a broad range of pressure, temperature, and level controls for use in heavy industrial, petrochemical, and electrical utility plants. Established in 1916, Mercoid has been serving industry for over 80 years. Our joining with Dwyer Instruments, Inc.,combines over 150 years of experience to produce an even stronger and more resourceful company to serve your instumentation and control needs.We have over 3,000 products from Dwyer, Mercoid, W.E. Anderson, Proximity and Love Controls including the Merciod DA Series.

 

Click on product group below

      

          

Pressure
        


Level


Temperature

 

Level Group

 
  Cast Iron Chamber-Water Level Controls - Series 123/125
Heavy Duty, Snap Action or Direct Movement

 
  Flanged Chamber Level Controls - Series 211
External Mount, Pressures to 450 psig (31 bar), Temperatures to 500°F (260°F), Hermetically Sealed Switches

 
  Flanged Chamber Level Controls - Series 221
External Mount, Pressures to 1000 psig (69 bar), Temperatures to 475°F (246°C), Hermetically Sealed Switches

 
  Flanged Chamber Level Controls - Series 1211
External Mount, Pressures to 450 psig (31 bar), Temperatures to 500°F (260°C), Hermetically Sealed Switches, Minimum Specific Gravity 0.40

 
  Flanged Chamber Level Controls - Series 1221
External Mount, Pressures to 1000 psig (69 bar), Temperatures to 475°F (246°C), Hermetically Sealed Switches, Minimum Specific Gravity 0.40.

 
  Flanged Chamber Level Controls - Series 102/1102
Pressures to 400 psig (28 bar), Temperatures to 425°F (218°C), Hermetically Sealed Switches, Series 102: Minimum Specific Gravity: 0.60, Series 1102: Minimum Specific Gravity: 0.40

 
  Flanged Chamber Level Controls - Series 215
Pressures to 450 psig (31 bar), Temperatures to 500°F (260°C), Hermetically Sealed Switches, Adjustable Deadband 12" to 24"

 
  Lever Arm and Float Controls - Series 40-41, 46-47, 49

 
  Pump Controllers - Series MPC
One or Two Pump Control with Built-in Alternation, Over Temperature Protection and Seal Failure Monitoring

 
  Relay/Controller/Power Supply - Series PCP
10 A SPDT Relay, 24 VDC Power Supply, Latching Circuit for Level Control

 
  Side Mount Level Controls - Series 500
Pressures to 400 psig (28 bar), Temperatures to 425°F (218°C), Hermetically Sealed Switches, Threaded or Flanged

 
  Top Mount/Displacer Type Level Controls - Series 190/195
Single or Two Stage for Pumps and Alarms, Hermetically Sealed Switches, Fixed or Adjustable Deadband

 
  Top Mount/Float Type Level Controls - Series 301
Single Stage for Alarms, Hermetically Sealed Switches, Depth to 12 ft.

 
  Top Mount/Float Type Level Controls - Series 401
Single or Two Stage for Pump or Alarm, Hermetically Sealed Switches, Depth to 12 ft., Specific Gravity to 0.50

 
  Top Mount-Displacer Type Level Controls - Series 193
Three Stage for Pumps or Alarms, Hermetically Sealed Switches

 
  Torque Tube Type Level Controls - Series 75
Direct Action, Mercury Contacts

 
  Welded Chamber Level Controls - Series 251
External Mount, Pressures to 1250 psig (86 bar), Temperatures to 750°F (400°C), Explosion-Proof Housings, Hermetically Sealed Switches
 
  Welded Chamber Level Controls - Series 1251
External Mount, Pressures to 1250 psig (86 bar), Temperatures to 500°F (260°C), Hermetically Sealed Switches, Minimum Specific Gravity 0.40

 
  Welded Chamber Level Controls - Series 1261
External Mount, Pressures to 1750 psig (121 bar), Temperatures to 500°F (260°C), Hermetically Sealed Switches

 
  Welded Chamber Level Controls - Series 291/1265
External Mount, Series 291: Pressures to 300 psig (24 bar), Temperatures to 600°F (315°C), Series 1265: Pressures to 1500 psig (103 bar), Temperatures to 300°F (149°C), Hermetically Sealed Snap Switches, Single Stage, Low Cost

 
  Welded Chamber Level Controls - Series 391
External Mount, Pressures to 775 psig (53 bar), Temperatures to 600°F (315°C), Optional Explosion-Proof Housings, Hermetically Sealed Switches, Single Stage, Low Cost

 
  Welded Construction Level Controls - Series 201
External Mount, Pressures to 1000 psi (69 bar), Temperatures to 750°F (400°C), Optional Explosion-proof Housings, Hermetically Sealed Switches
 

 

 

 

 
  Mini View-Rite Level Indicators - Series MVR
Customized, Visual Level Indication, Compact Size

 
  Tank Level Indicators - Series TLI
Double Wall Construction for Ultra-Pure or Corrosive Liquids

 
  View-Rite Level Indicators - Series VR
Customized to Fit Any Application, Durable, 316 SS Housing and Float

 

 

 
  Proximity Sensors - Series PS
Capacitive or Inductive 3-Wire DC, Threaded Body

 

 

 
  Cable Float Switches - Series CFS
No Hazardous Mercury, Adjustable Counterweight, General Purpose

 
  Capacitance Level Switches - Model CLS1
For Solids, Liquids or Slurries, Fail-Safe Protection, <1 pF Sensitivity

 
  Dual Point Level Switches - Model DPL110
Tank High/Low Control, Conductivity Technology, up to 72" Probes

 
  FLOTECT® Float Switches - Model L4
Magnetically Operated Switch, Leak Proof Body, Explosion-proof

 
  FLOTECT® Liquid Level Switches - Model L6
Easy In-wall or External Installation, up to 2000 psig (138 bar)

 
  FLOTECT® Liquid Level Switches - Model L8
Low Cost, Leak Proof Body, Excellent Chemical Resistance

 
  FLOTECT® Mini-Size Level Switches - Series L10
Easy In-wall or External Installation, Specific Gravity as low as 0.5

 
  Free-Floating Level Switches - Series FSW
Designed for Industrial Applications, Mercury-Free

 
  Gap Switches - Series GS
Liquid Level Measurement, 1000:1 Wet/Dry Ratio, 316SS Wetted Parts

 
  Level Switches - Vertical - Series F7
Low Cost, Reliable and Compact, Hermetically Sealed Contacts

 
  Level Switches - Horizontal/Specialty - Series F7
Low Cost, Hermetically Sealed Contacts

 
  Miniature Multi-Station Level Switches - Series F7-MM
Custom, Lightweight, Low Cost, 316 SS or Buna-N Floats

 
  Multi-Level Switch Kits - Model F7-MLK
One or Two Station Level Switch, Vertically Mount

 
  Multi-Level Switch Kits - Model F7-MLK2
316 Stainless Steel, One or Two Station Level Switch, Vertically Mount

 
  Multi-Station Level Switches - Series F7-MS
Customize to Fit Application, up to Six 316 SS or Buna-N Floats

 
  Optical Level Switches - Model OLS
Low Cost, Compact, LED Indication

 
  Quick-Ship Multi-Station Level Switches - Series F7-MQ
Fast Delivery, Customized, up to Four Actuation Levels

 

 

 
 
 
  Continuous Level Transmitters - Series CLT
Customize to Fit Application, 316 SS or Buna-N Floats

 
  Piezoresistive Level Transmitters - Series PLT
2-wire, Loop-Powered, ±0.25% Accuracy

 
 
 
  Ultrasonic Level Transmitters - Series UT
Noncontact Measurement, ±0.25% Accuracy, 4-wire

 

 

 
  Anti Vibration/Standard Switches

 
  Pneumatic Switch Mechanism -
For Mercoid Magnetic Head Controls
 
  Special Circuits -
For Mercoid Magnetic Head Controls