CHEM-FEED® C2

Superior Diaphragm Metering Technology, Leading Edge Features and Materials

Max Feed: .02 – 16.5 GPH (.09 – 62.5 LPH)

Max Pressure: 175 PSI (12 bar)


The CHEM-FEED® C2 Diaphragm Metering Pump delivers accurate chemical feed quietly and efficiently against high system pressures. With an easy-to-read LCD user interface and optional pulse/frequency/4-20 mA input capability, the CHEM-FEED® C2 pump has the power and flexibility you need to take control of your fluid management process.

The C2’s exclusive DiaFlex® Diaphragms will last the life of the pump, eliminating the need for expensive rebuild kits

  • Variable speed, Smooth motor driven chemical feed
  • Enclosure Rating: NEMA 4X (IP66)
  • Control Methods: Manual, Remote Analog/Digital
  • 4-20mA (C2V only), Pulse Input (C2V only) and Manual Speed Control
  • 166 RPM (Max strokes per minute)
  • Back Lit LCD display
  • Leak Detection – Built-in Diaphragm Failure Detection (DFD)
  • Exclusive Diaflex® Single Layer PVDF diaphragm.

Benefits of a Diaphragm Pump:

  • DiaFlex® diaphragm design will last the life of the pump, eliminates the need for expensive rebuild kits – Patented
  • Diaphragm Failure Detection (DFD) built-in leak detection comes standard
  • Accurate chemical metering with pressures of up to 175 PSI

Communication and Interface:

  • Operator friendly digital controls with backlit LCD displays motor speed, input signal values, service, and alarm status
  • Signal inputs include: 4-20mA, pulse inputs and Remote start/stop
  • Signal outputs include: Relay (3 amp), open collector, 4-20mA (optional)
  • Compatible with Blue-White’s Flow Verification Sensor (FVS) system
  • Alarm relay monitors the DFD system and FVS system
  • SCADA ready 5-30V DC open collector output loop closes while motor is energized

Superior Design:

  • 2 Year Warranty
  • 100:1 turndown ratio
  • NEMA 4X (IP66) wash-down, chemically resistant powder coated enclosure
  • Large PVDF, Ceramic, double ball check valves without metal springs

Safety Features:

  • Diaphragm Failure Detection (DFD) Senses diaphragm rupture by detecting chemical in the pump head. No false triggering – Patented
  • UV display cover protects controls from harsh environments

Superior Diaphragm Metering Technology, Leading Edge Features and Materials

Max Feed: 15 GPH (55 LPH)

Max Pressure: 175 PSI (12 bar)


Maximum working pressure:175 psig (12 bar) (model specific)
Maximum fluid temperature:130° F (54° C)
Operating Temperature:14 F to 115 F (-10 C to 46 C)
Storage Temperature:-40 F to 158 F (-40 C to 70 C)
Operating Voltage (Model Specific):115VAC/60Hz, 1ph (1.5 Amp Maximum)
230VAC/60Hz, 1ph (0.7 Amp Maximum)
220VAC/50Hz, 1ph (1.0 Amp Maximum)
240VAC/50Hz, 1ph (1.0 Amp Maximum)
Power Cord Plug Type (Model Specific):240V50Hz = AS 3112 (Australia/New Zealand)
Accuracy:+/- 2% of full scale
Repeatability +/- 0.5
Duty cycle:Continuous
Output adjustment range:1-100% in 0.1% increments
Maximum viscosity: 1,000 Centipoise
Maximum suction lift:
15 ft. Water, 0 psig (4.5 m, 0 bar)
Display:Backlit LCD, UV resistant
Keypad:Positive action tactile switch keypad
Enclosure:NEMA 4X (IP66), Polyester powder coated aluminum
Approximate shipping wt:C2 models: 24 lb. (10.9 Kg)
C3 models: 29 lb. (13.1 Kg)

What’s Included:

  • C2 Diaphragm Metering Pump
  • Discharge injection fitting with check valve
  • Option “A” – ½” Hose Barb Inlet, ½” M/NPT Outlet, with ½” M/NPT Injection Fitting
    • ½” M/NPT injector
    • ½” hose barb foot valve / strainer
    • ½” suction tubing
    • #5 clamp
  • Option “B” – ½” Hose Barb Inlet, ½” F/NPT Outlet, with ½” M/NPT Injection Fitting
    • ½” M/NPT injector
    • ½” hose barb foot valve / strainer
    • ½” suction tubing
    • #5 clamp
  • Option “C” – ½” Hose Barb Inlet and Outlet, with ½” ID Hose Barb Injection Fitting
    • ½” hose barb injector
    • ½” hose barb foot valve / strainer
    • ½” suction tubing
    • #5 clamp
  • Option “D” – 3/8” OD Tube Compression Inlet, Outlet, and Injection Fitting
    • Suction tube – clear PVC – 10′ length (3/8″ OD, 1/4″ ID)
    • Suction foot valve / strainer
    • Suction ceramic weight
    • Discharge tube – opaque polyethylene – 10′ length (3/8″ OD, 1/4″ ID)
  • Option “E” – ½” M/NPT Inlet and Outlet, with ½” M/NPT Injection Fitting
    • ½” M/NPT injector
    • ½” M/NPT foot valve / strainer
  • Option “F” – ½” F/NPT Inlet and Outlet, with ½” M/NPT Injection Fitting
    • ½” M/NPT injector
    • ½” M/NPT foot valve / strainer
  • Mounting hardware kit
  • Junction box connectors