Grundfos Alldos DDI-209 User Manual - Industry Surplus Australia

4.5 WeightPump type Dosing head material Weight [kg]DDI 0.4-10 - DDI 2.5-10 PVC, PP, PVDF 2.3DDI 0.4-10 - DDI 2.5-10 Stainless steel, DIN 1.4571 3.5DDI 5.5-10 PVC, PP, PVDF 2.4DDI 5.5-10 Stainless steel, DIN 1.4571 3.6DDI 13.8-4 - DDI 20-3 PVC, PP, PVDF 2.6DDI 13.8-4 - DDI 20-3 Stainless steel, DIN 1.4571 3.64.6 MaterialsPump housing materialPump and control unit housing: s PS FR GF 22(glass-fibre-reinforced polystyrene).Pressure sensor (Flow Monitor)Sensor: Aluminium oxide Al 2 O 3 (96 %).O-rings: FKM, EPDM or PTFE.CautionNote4.7 Control unitWarningObserve the manufacturer's safetyinstructions when handling chemicals!The resistance of the parts that comeinto contact with the media depends onthe media, media temperature andoperating pressure. Ensure that partsin contact with the medium arechemically resistant to the dosingmedium under operating conditions!Further information on resistance withregard to the media, media temperatureand operating pressure is available onrequest.Functions of pumps with control unit• "continuous operation" button for function testand dosing head deaeration• memory function (stores a maximum of65,000 pulses)• two-stage tank-empty signal (e.g. via GrundfosAlldos tank-empty sensor)• stroke signal/pre-empty signal (adjustable)• dosing controller function (only with sensor –optional)• diaphragm leakage detection (only with sensor –optional)• access-code-protected settings• remote on/off• Hall sensor (for motor monitoring)• calibration (adjust the pump to local operatingconditions)• dosing capacity display (can be reset)• operating hours counter (cannot be reset)• interface: PROFIBUS (optional).Operating modes:• manualinput/display of the dosing flow in l/h or gal/h.Quasi continuous dosing (short suction stroke,dosing stroke as long as possible).• contact signal controlinput/display in ml/contact, most constant dosing• current signal control 0-20 mA / 4-20 mAAdjustment of volumetric flow proportional to thecurrent signal (displayed in l/h).Weighting of current input/output.• batch dosingsetting the dosing capacity and dosing flow perbatch triggered manually or by an externalcontact signal• batch dosing with timer functions– setting the dosing capacity and dosing flow perbatch– setting thestart time for first batch– setting the repeat time for subsequent batches.• slow mode (for viscous media)long suction stroke.Inputs and outputsInputsMaximum load: 12 V, 5 mAContact signal Minimum pulse length: 10 msMinimum pause time: 20 msCurrent 0-20 mA Maximum load: 22 ΩRemote on/off Maximum load: 12 V, 5 mATank-empty signal Maximum load: 12 V, 5 mADosing controller and diaphragm leakage sensorOutputsCurrent 0-20 mAError signalStroke signalPre-empty signal4.7.1 Interface (optional)• PROFIBUS.Maximum load: 350 ΩMaximum ohmic load:50 VDC / 75 VAC, 0.5 AContact time/stroke: 200 msMaximum ohmic load:50 VDC / 75 VAC, 0.5 A19