Description
The GRACO A28128 is a variable speed, duplex chemical injection pump designed for hazardous locations. It features a 12 VDC, 1/11 HP motor, a 1/2 inch plunger, and FKM seals. This pump is engineered for reliable, continuous injection of chemicals in demanding industrial environments.
Key Features:
- Electric Chemical Injection Pump
- A28128, 1/2 in Plunger
- Durable construction with FKM seals for chemical resistance
- Maximum working pressure: 1250 psi (8.6 MPa, 86 bar) for 1/2 in plunger
- Compatible with a wide range of chemicals; FKM seals suitable for aggressive chemicals
- Class I, Division 2, Groups A, B, C, D (Hazardous Location Rated)
- Variable speed control for precise injection rates
- Easy maintenance with interchangeable fluid heads
- Reliable, continuous operation
- Precision stroke adjustment for accurate dosing
- Designed for hazardous environments
Applications:
Used for continuous chemical injection in hazardous locations such as oil and gas, mining, and industrial processing. Suitable for applications requiring precise, reliable chemical dosing.
Installation Notes:
- Using genuine GRACO parts ensures optimal performance, safety, and compatibility with existing equipment.
- Ensure proper electrical connections for 12 VDC operation
- Verify chemical compatibility with FKM seals before installation
- Follow all local and national electrical and safety codes for hazardous locations
- Regularly inspect seals and plungers for wear and replace as needed
- Consult the manual for specific installation and maintenance procedures
- Use only GRACO-approved replacement parts
- Perform routine maintenance checks
- Keep installation area clean and free of debris
- Monitor pump performance and adjust as needed






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