Prominent Sigma/ 3 Series

Prominent Sigma/ 3 Series


Please contact us for price.

You can also reach out to us at 225-454-0860.


A mechanically-actuated diaphragm metering pump is capable of flow rates from 46 to 274.7 gph (174 - 1040 l/h) and pressures up to 174 psig (12 bar).

  • Certified to NSF/ANSI 61 (PVDF liquid ends)
  • Universally compatible PVDF liquid ends
  • Variable AC frequency combined with digital stroking frequency
  • Removable HMI unit with illuminated LCD, clickwheel and 4 operation buttons
  • A large backlit LCD indicates the current operating status.
  • 3-LED-function as operation indicators, alarm indicator and fault indicator
  • Integrated Timer (standard) and Data Logger
  • Connection to complex process control systems with PROFIBUS┬«-DP interface
  • Control via contact or analog signals (e.g. 0/4-20 mA)
  • Integrated multi-layer safety diaphragm (standard) with visual rupture indicators
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