Sigma 1 Basic

MOTOR-Driven Metering Pump SIGMA/1 BASIC
Capacity range 17 – 144 l/h, 12 – 4 bar​

The Sigma/ 1 Basic is an extremely robust motor-driven metering pump with patented multi-layer safety diaphragm for excellent process safety. It offers a wide range of power end designs, such as three-phase or 1-phase AC motors, even for Exe and Exde areas with ATEX certification.

Features

  • Stroke length: 4 mm.
  • Stroke length adjustment range: 0 – 100%.
  • Stroke length adjustment: manually by self-locking rotary dial in 1% increments (optionally with actuator or control drive).
  • Metering reproducibility is better than ± 2% within the 30-100% stroke length adjustment range under certain defined conditions and after proper installation.
  • Wetted materials: PVDF, stainless steel 1.4571/1.4404, special materials on request.
  • Patented multi-layer safety diaphragm with optical diaphragm rupture display (optionally with diaphragm rupture warning system via a contact).
  • Integrated hydraulic relief and bleed valve.
  • A wide range of power end versions is available: Three-phase standard motor, 1-phase AC motor, motors for use in Exe and Exde areas and different flange designs for use in customer-specific motors.
  • Degree of protection IP 55 (optionally II2GEExeIIT3, II2GEExdIICT4).
  • Fibreglass-reinforced plastic housing.
  • Liquid end on left is available as standard.
  • For reasons of safety, provide suitable overload protection mechanisms in all mechanically deflected diaphragm metering pumps.

“MIND YOUR WATER”

WATERMIND ENGINEERING (M) SDN. BHD.
NO. 4-G, JALAN MPMU 1, MEDAN PERNIAGAAN MAMBAU UTAMA,
MAMBAU, ​70300 SEREMBAN, NEGERI SEMBILAN, MALAYSIA
Email: sales@watermind.com.my   Website: www.watermind.com.my

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