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    Motor Driven

      • Simple adjustment of metering capacity via stroke rate and stroke length (knob)
      • Optional external control via 0/4 – 20 mA
      • Maximum safety thanks to multi-layer diaphragm with rapture warning system
      • Sigma Control type is reliable, smart and network-friendly
      • Powerful drive motor, impact resistant and chemical-resistant housing made of FRP
      • Motor driven
      • Diaphragm metering pumps
      • Able to meter almost any liquid chemicals
      • High Accuracy
      • 8 to 1,040 Liter/hr.
      • Back pressure of 16 to 3 bar
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