LMI Series C Chemical Metering Pump

LMI SERIES C

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The LMI Series C Chemical Metering Pump has been an industry benchmark for over 20 years, offering precision and durability in the toughest conditions. This solenoid-driven pump features a rugged, chemically resistant housing and encapsulated electronics, making it perfect for caustic chemical dosing in metal finishing, electroplating, anodizing, water treatment, and chemical processing. With flow rates from 1.3 to 25 GPH (4.9 to 95 LPH) and pressures up to 300 psi (20.7 bar), it provides a 1000:1 turndown ratio via adjustable stroke frequency and length. Advanced control options, including pulse multiply/divide and 4-20 mA inputs, ensure seamless integration, while NEMA 4X/IP65 enclosures guarantee protection against harsh environments.
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LMI Series C Chemical Metering Pump for Precision Water Treatment
The LMI Series C Chemical Metering Pump is renowned for its solid reputation in municipal and industrial applications, delivering consistent performance year after year. Its iconic yellow-and-black, fully enclosed housing resists corrosive chemicals, safeguarding time-tested electronics for long-term reliability. Available in models like C1, C7, and C9, it offers manual adjustments via accessible dial knobs or advanced automation with external pacing and remote control options. Whether dosing disinfectants in water treatment or managing pH in wastewater systems, the Series C combines rugged construction with precision, backed by UL, CUL, NSF, and CE certifications.
 
Manufacturer: LMI Pumps (Accudyne Industries)
Product Type: Solenoid-Driven Chemical Metering Pump
Applications: Metal finishing, electroplating, anodizing, water treatment, chemical processing, municipal dosing
Key Features:
  • Flow range: 1.3-25 GPH (4.9-95 LPH)
  • Max pressure: 300 psi (20.7 bar)
  • 1000:1 turndown ratio
  • NEMA 4X/IP65-rated enclosure
Flow Rate:
  • C1: 1.3-4.0 GPH (4.9-15 LPH)
  • C7: 1.6-10 GPH (6.1-38 LPH)
  • C9: 4.5-25 GPH (17-95 LPH)
Maximum Pressure: 50-300 psi (3.4-20.7 bar, model-dependent)
Stroke Frequency: Adjustable up to 100 strokes/min
Materials: PVC, PVDF, Acrylic, 316 Stainless Steel (liquid end options)
Power: 115/230V, 50/60 Hz (model-specific)
Connections: 1/4” or 3/8” OD tubing, 1/2” NPT (model-specific)
Weight: Approx. 8-10 lbs (3.6-4.5 kg, varies by configuration)
Certifications: UL, CUL, NSF 50, NSF 61, NSF 372, CE
Durable Construction: 100% enclosed, chemically resistant housing protects against moisture and corrosives.
Precision Dosing: Adjustable stroke frequency and length with a 1000:1 turndown ratio for exact control.
Flexible Controls: Manual dials or advanced options (pulse, 4-20 mA, remote on/off) for system integration.
Reliability: Time-tested, encapsulated electronics ensure repeatable performance over decades.
Customization: Options like low-level switches, external pacing, and AUTOPRIME™ liquid ends for degassing or high-viscosity fluids.
Safety: NEMA 4X/IP65 rating meets rigorous standards for harsh environments.