The Harrier® EZ-B controller is a time-based electronic controller designed for batch treating applications. It is constructed with robust materials suitable for industrial environments and is intended to provide reliable and accurate chemical injection control for wells and pipelines. The controller is compatible with third-party pumps and is used to inject a single dose of chemical over a specified time duration.

Key Features:

• Time-based controller
• Harrier EZ-B (B32707)
• Can be used with 3rd party pumps
• Easy-to-use interface similar to Harrier EZ
• Reliable and accurate batch treatment control
• Simple setup and operation
• Suitable for harsh environments (minimum operating temperature: -40°C)
• Solar power option available

Applications:
Batch chemical injection for wells and pipelines; suitable for industrial, mining, and agricultural maintenance applications.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance.
• Follow the manufacturer’s wiring and setup instructions for safe and effective operation.
• Ensure proper environmental protection for outdoor or harsh condition installations.
• Regularly check connections and battery (if solar-powered) for maintenance.
• Consult the equipment manual for detailed installation and maintenance procedures.
• Contact a GRACO specialist for support with compatibility or troubleshooting.