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DMX and DMH

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Functions<strong>DMX</strong> <strong>and</strong> <strong>DMH</strong>Overview of functions<strong>DMX</strong> <strong>DMH</strong>Capacity controlStroke-length adjustment • •Operating modesManual control • •Pump types available with electronic control (ver. AR):• <strong>DMX</strong> model 221• <strong>DMX</strong> model 226, up to <strong>and</strong> including a capacity (Q)of 525 l/h.• <strong>DMH</strong> models 251, 252, 253, 280 <strong>and</strong> 281.Capacity controlFig. 5 <strong>DMX</strong> <strong>and</strong> <strong>DMH</strong>GrA1063Q[l/h]TM03 2023 3505l [%]TM03 2097 3705Fig. 6 The capacity is controlled by adjusting thestroke lengthFig. 7 Relation between stroke length <strong>and</strong> capacityFunctional descriptionThe capacity is controlled by means of the strokelengthadjusting knob. The stroke frequency remainsconstant.Capacitysetting100%DischargeDurationSuction50%10%DischargeSuctionDischargeSuctionDurationDurationTM03 2074 3505Fig. 8 Relation between stroke-length adjustment <strong>and</strong> capacity7

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