PIUSI K33 Mechanical Flow Meter

The PIUSI K33 is a reliable and economical mechanical flow meter designed for monitoring diesel fuel, lubricating oils, and other compatible fluids in non-commercial applications. Engineered for accuracy and durability, the K33 provides precise measurement without requiring batteries or external power.

Easy to install and calibrate, the K33 can be mounted directly on pumps, fuel transfer systems, service stations, storage tanks, or integrated into rigid and flexible piping systems. Its low flow resistance also allows operation in gravity-fed applications.

Features

• Mechanical Operation – No batteries or external power source required.

• High Accuracy Measurement – Measures dispensed fluid with an accuracy of ±1%.

• Easy Calibration – Simple on-site calibration for optimal measurement accuracy.

• Low Flow Resistance – Suitable for both pumped and gravity-fed systems.

• Industrial-Grade Design – Built for demanding agricultural, industrial, fleet, and workshop environments.

• Easy Reset Function – Quick-reset partial totalizer for efficient monitoring.

• Versatile Installation – Can be installed directly on pumps, tanks, dispensing systems, or piping networks.

• Ready to Use – Simple installation and operation.

Performance Specifications

• Flow Range: 5 – 32 GPM

• Maximum Working Pressure: 145 PSI

• Burst Pressure: 400 PSI

• Accuracy: ±1%

• Meter Type: Mechanical Oval Gear Flow Meter

• Power Source: None Required

• Fluid Compatibility:

  • Diesel Fuel

  • Lubricating Oils

Display

• Partial Totalizer: 3 Digits (up to 999 liters/gallons)

• Cumulative Totalizer: 6 Digits

• Easy Reset Partial Counter

• Permanent Total Volume Register

Applications

• Fuel Transfer Systems

• Lubrication Equipment

• Agricultural Operations

• Fleet Maintenance

• Off-Road Equipment

• Industrial Facilities

• Garage Equipment

• Service Workshops

K33 ATEX Version

The PIUSI K33 ATEX version is certified for use in potentially explosive environments and complies with ATEX and IECEx requirements.

• Suitable for:

  • Gasoline

  • Diesel Fuel

  • Kerosene

• ATEX Classification:

  • Group II

  • Category 2G

  • IIB T6

  • Maximum Surface Temperature: 85°C

• Approved for installation in Zone 1 and Zone 2 hazardous areas

Built for Reliability

The PIUSI K33 is designed for users who need dependable fluid measurement without the complexity of electronic systems. Its rugged construction, proven oval gear technology, and easy installation make it an ideal solution for monitoring fuel and lubricant dispensing in commercial, agricultural, and industrial applications.