icon

Blackline XRN Series

Compact Hydraulic Diaphragm Metering Pump with Integrated Safety Valve

The XRN Series is OBL’s first compact hydraulic diaphragm metering pump equipped with an integrated safety valve, combining the simplicity and efficiency of a spring-return system with the advantages of hydraulic diaphragm technology.

This innovative design features a mechanically actuated oil-replenishing system, enhancing dosing stability and diaphragm protection.
Its compact footprint and built-in safety valve reduce installation complexity and overall system cost while increasing operational safety.

The XRN Series is designed to deliver accurate, stable, and long-lasting performance across a wide range of industrial dosing applications.

  • Flow rate: 0.6 to 105 l/h (0.13 to 23 gph).
  • Working pressure: Up to 40 bar (580 psi).
  • Cataphoresis-coated aluminum enclosure for enhanced corrosion resistance.
  • Liquid-end materials: AISI 316, PVC, PVDF.
  • Manual stroke length adjustment; electronic actuator available.
  • Low energy consumption: 0.18 kW – 0.24 hp motor.
  • Compact footprint: 180 × 250 mm (7 × 10 in).
  • Lightweight design: 15 kg (33 lbs).

Applications

The XRN Series is suitable for a wide range of low-pressure industrial dosing applications, including:

Technical Documentation: