Sigma 2 Basic

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

Robust motor-driven diaphragm metering pumps, like the Sigma/ 2 Basic guarantee excellent process reliability with their patented multi-layer safety diaphragm. The diaphragm metering pump offers a wide range of power end versions, even for Exe and Exde areas with ATEX certification.

  • Stroke length: 5 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% with a 30-100% stroke length adjustment range under certain defined conditions and with 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)
  • Highly rigid fibreglass-reinforced plastic housing with excellent chemical resistance
  • 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, JALAN MPMU 1, MEDAN PERNIAGAAN MAMBAU UTAMA,
MAMBAU, ​70400 SEREMBAN, NEGERI SEMBILAN, MALAYSIA
Email: sales@watermind.com.my   Website: www.watermind.com.my

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