Hach Fluid Dynamics Ltd

High-Precision Duplex Metering Dosing Skids

Redundant, accurate chemical dosing for critical processes.

A dual-pump metering skid designed for continuous, accurate chemical dosing with built-in redundancy. The duplex configuration allows one pump to remain on standby, maintaining dosing continuity during maintenance or pump failure without interrupting the process.

Features: 

  • Duplex metering pump configuration for built-in redundancy
  • High-accuracy dosing across variable flow conditions
  • Automatic pump changeover on fault detection
  • Local HMI for setpoint adjustment and monitoring
  • Compact skid footprint for tight installation spaces

Specifications:

Pump ConfigurationDuplex (duty/standby)
Dosing Accuracy±1% of flow rate
Flow Rate Range0.5 to 500 L/h per pump
Pump TypeDiaphragm metering pump
Control InterfaceLocal HMI with remote signal input
Power Supply220 to 240 VAC, single phase
Wetted MaterialsPVC / PVDF (media dependent)
Skid MaterialStainless steel or coated carbon steel
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