Product Specifications

Performance for MC3 

MC3*2*1*** Pump with .060” (1.52mm) stroke with Large Diaphragm 

Maximum Flow/Pressure: 

• 22.4 gph at 150 PSI 
• 23.9 gph at 90 PSI 
• 25.1 gph at 40 PSI 
• 26.2 gph at 0 PSI 

MC3*2*2*** Pump with .100” (2.54mm) stroke with Large Diaphragm 

Maximum Flow/Pressure: 

• 34 gph at 100 PSI 
• 36 gph at 70 PSI 
• 38 gph at 40 PSI 
• 40.6 gph at 0 PSI 

Connections

Fitting connections for MC3 pump: 

• “1” = 1/2” Hose Barb Inlet/Outlet 
• “2” = 1/4” x 3/8” OD Tube Compression Inlet/Outlet 
• “3” = 1/2” Male NPT Inlet/Outlet 
• “4” = 1/2” Female NPT Inlet/Outlet 
• Maximum Viscosity: 1,000 Centipoise 
• Maximum Suction Lift: 15 ft water at sea level (14.7 atm psi) 

Electrical and Controls 

Electrical Power Requirement:  100 to 240VAC, 50/60Hz 

Motor: Brushed DC, 200:1 Turndown, Continuous Duty (100% motor speed = 130 rpm/spm) 

Power cord options available (6 feet length): 

• 115VAC 50/60HZ, NEMA 5/15 plug  (U.S.) 
• 220VAC 50/60HZ ,CEE 7/V11 plug (EU) 
• 230VAC 50/60HZ, NEMA 6/15 (U.S.) 
• 240VAC 50/60HZ, AS 3112 plug (Australia / New Zealand)  
• 230VAC 50/60HZ, BS 1363/A plug (UK)  

Inputs: 

• 4-20 mA – fully configurable  
• Frequency / Pulse input – fully configurable  
• Stop/Start Dry Contact Closure (or Wet Contact) (Normally Open) 
• FVS (Flow Verification System) (Flow sensor provided by others) 

Outputs: 

• 4-20ma output 
• Motor Active output (Contact Closure and Open collector)  
• Alarm Output – Triggers with DFD or FVS  

Materials of Construction 

Non-wetted Components: 

• Enclosure: 413 Aluminum (Polyester powder coated) – NEMA 4X (IP 66) 
• Cover Screws: 300 Series stainless steel 
• Pump Head Cover: 316 Stainless Steel 
• Motor Shaft: Chrome-plated steel 
• DFD System Sensor pins: Hastelloy C-276 
• Power Cord: 3 conductor, SJTW-A water-resistant 
• Mounting Brackets and Hardware: 316 Stainless steel 

Wetted Components: 

• Pump Head: PVDF 
• Adapter Connections: PVDF 
• Valve Cartridges: PVDF 
• Valve Balls: Ceramic 
• Elastomers: TFE/P 
• Static Seals: TFE/P (optional EP) 
• Diaphragm: DiaFlex® (optional Flex-A-Prene) 

Diaphragm Options 

DiaFlex® Diaphragm – This material consists of a natural PVDF flexible single-layer design compatible with most acids and bases.  DiaFlex® is not compatible with sodium hydroxide or ammonia.  

Flex-A-Prene® Diaphragm – An excellent material for most water treatment applications. Chemically resistant to 50% sodium hydroxide and many others. 

Dimensions and Weights 

• Maximum Overall Dimensions: 13.1”W x 7.9”H x 11.5”D (33.2W x 20.1H x 29.2D cm) 
• Product Weight: 29 lb (13.1 Kg) 
• Product Shipping Weight: 35 Lb. (14 Kg) (approximate) 

Agency Listings 

• CE  
• cETLus 
• RoHS Compliant 
• NEMA 4X 
• NSF 61