Ehe56e2-Vmp Walchem Ehe Series Electronic Metering Pumps

The EHE56E2-VMP Walchem EHE Series Electronic Metering Pump is a powerful and versatile solution, recognized as the workhorse of the E-Series. Offering outputs of up to 20 GPH (75 LPH) and pressure capabilities of up to 150 PSI (10 bar), this pump sets a new standard for chemical dosing precision and reliability. Its high turndown ratio of 1800:1, combined with superior engineering and advanced controls, makes it one of the most adaptable pumps for water treatment and industrial chemical feed applications.

Key Features

High-Performance Operation

• Outputs up to 20 GPH (75 LPH) with pressure up to 150 PSI (10 bar).
• Operates at 360 strokes per minute (SPM), providing high-resolution chemical feed and precise dosing.
• Fast priming capabilities and reliable performance ensure seamless operation, even in demanding environments.

Durable and Reliable Construction

• Dual bearing support ensures optimal axial movement, reducing wear and extending diaphragm life.
• High compression ratio guarantees accurate and efficient chemical delivery.

Advanced Microprocessor-Based Control

• Integrated microprocessor controls enable precise adjustment of pump speed and external input settings.
• Programmable to divide or accumulate input pulses by a factor of 1 to 999, allowing for detailed customization.
• Compatible with programmable 4-20 mA inputs, ensuring seamless integration with automated systems.

Dual Check Valves

• Fitted with dual check valves in suction and discharge fittings for reliable priming and enhanced performance.

Key Benefits

1. Unmatched Versatility: The wide 1800:1 turndown ratio allows for efficient handling of various chemical feed applications.
2. High-Resolution Chemical Feed: The 360 SPM operation ensures accurate dosing with minimal fluctuation.
3. Quick and Reliable Priming: Designed to prime in seconds and maintain prime, ensuring smooth operation.
4. Ease of Integration: Advanced programmable inputs and customizable settings make it compatible with modern automated systems.
5. Long Service Life: Superior materials and robust design minimize maintenance needs and maximize operational lifespan.

Specifications

• Flow Rate: Up to 20 GPH (75 LPH).
• Pressure Capability: Up to 150 PSI (10 bar).
• Operation Speed: 360 strokes per minute (SPM) for high resolution and consistent dosing.
• Control Features:
  • Microprocessor-based control with adjustable speed.
  • Programmable 4-20 mA input for system integration.
• Turndown Ratio: 1800:1 for diverse dosing applications.

Applications

The EHE56E2-VMP Walchem EHE Series Metering Pump is ideal for a variety of applications, including:

• Water and wastewater treatment systems.
• Industrial chemical feed processes.
• Cooling tower and boiler chemical dosing.
• Agricultural and irrigation chemical delivery.

Recommendations

The EHE56E2-VMP Walchem EHE Series Metering Pump is a premium choice for professionals requiring high-precision, durable, and versatile metering pumps. With advanced control features, reliable priming, and robust construction, this pump provides exceptional performance for chemical dosing applications. Choose the EHE56E2-VMP for consistent, efficient, and accurate dosing solutions.