WALCHEM IX Series Metering Pumps are digitally controlled direct-drive diaphragm pumps. Years of experience in high-end motor technology result in extremely accurate and energy efficient metering pumps with high resolution. The IX Series meets today’s demand for automated chemical delivery in industries from water treatment to chemical process. Highly precise control offers a solution for a variety of dosing applications. Standard with several control methods, the IX Series pumps provide a solution to a variety of applications all in one pump.

Key Features

• 1000:1 Turndown Ratio
• Efficient Brushless DC motors for speed control
• High resolution motor control for discharge and suction speeds
• Flow rates from0.002 GPH (0.0075 L/H) to1.98 GPH (7.5 L/H)
• ±1% High Accuracy
• Precise motor control
• Efficient valve design
• Repeatable mechanically-driven diaphragm operation
• Efficiency
• 70% Energy Savings
• Helical gears and return spring design
• Reduced power consumption versus conventional pumps
• Optimized mechanical diaphragm metering
• Design
• High Compression Pump Head
• Fixed stroke length
• Proprietary liquid end design
• Maintains high compression during each stroke
• Fast priming with no gas-lock
• Full rated pressure capability
• Other Performance 
• Maximum viscosity: IX-C: 1000 cps IX-D: 300 cps (standard pumps – consult factory for higher viscosities).
• Liquid temperature range: 0 -50°C (TC, TE type), 0-80°C (S6 type). No viscosity change. Non freezing. No slurry.
• Operating temperature range: 0-50°C (Indoor use only)
• Operating humidity range: 30-90% RH (Non-condensing in the controller)
• Maximum dry suction lift rating is 6.5 ft. (2m).

Typical Applications