Operating instructions PAKDOS - 60
Contents
1. effect on the water quality with different PAC may be needed different dosing rates So it may be necessary to alter the dosing rates the set values at the front plate even from 1 drum to another A high content of fine dust ore humidity may lead to blocking of the screw Coarse grains may block the suspension tube or the venturi nozzle Attention Some qualities need special dosing screws Please contact us if problems with the dosing occurs Mounting Installation of the PAKDOS into the water circulation for mounting and operation a place of app 1x1 5m is needed For a good function the pressure conditions are important So we use 2 booster pumps for different pressure levels For a low pressure level e g preferred dosing before the circulation pump we use the pump HMS3 which may cover following pressure levels At supply pressure 1 2 bar possible counter pressure 1 4 bar 0 6 bar 1 1 bar 0 3 bar 0 9 bar for higher counter pressures we use the pump HMS4 with which pressures may be covered WDT Operating Instructions PAKDOS 60 V61 04 06 age 8 von 22 At supply pressure 1 2 bar possible counter pressure 2 0 bar 0 6 bar 1 8 bar 0 3 bar 1 5 bar To measure the existing pressures before and behind the booster pump there are hose unions 6x1 to connect the water gauge supplied with the machine Becken Steuer zentrale Flockung 1 Filter cal Warme tauscher k m nn nm Ubertaut decan Rohwasse Reinwass2. 1 2 S14 US 24b flow switch 18x1 ind for GR PAK lead 0 6m 24c flow switch bobbin 1 2 US 25 venturi PAK 3 8 complete 26 booster pump Lo 2HMS4 booster pump Lo 2HMS3 26c slide ring seal Lo 2HMS 3 4 A 27 fitting booster pump Lo3 4 to venturi w o filter 28 suspensor PAK PE tank 28a rain nozzle PAK complete 29 level switch flushing tank 3 8 GR PAK 30 orifice washers kit 5 5 6 7 mm 31 photoelectric switch diffuse refl option 3 controlling page 6 cover control housing locker Plexi for controller housing Vario Box mains switch GR PAK article code no 11546 11779 11773 11783 11780 11760 11759 11534 11771 11764 10337 14046 11804 11640 11258 17275 11798 11619 11621 11616 11797 10482 12729 11603 12730 11591 10658 18181 12800 19813 11801 11803 10496 11594 10342 12600 11967 11338 WDT Operating Instructions PAKDOS 60 V61 04 06 age 22 von 22 mains fuse holder on front plate GR PAK 12324 turn key knob 4mm for control board MCU 11757 5 control power plate page18 transformer board NTPAK A flat cable 11755 transformer power supply 240 18 volt 888 mA 11665 transformer 240 6 volt 250 mA 1 5 VA 10929 6 control plate control board MCU 1c exchange part 12225 fuses set for GR 10 100 PAK 11752
3. 1 clean pre filter d75 and fine filter 300 El 2 dosing head 2 1 function heating OK change heated nozzle 2 2 function empty switch OK change switch 2 3 current dosing motor max 150 30 mA OK change motor 2 4 change seal of dosing motor LL 2 5 check and clean dosing screw OK change 2 6 check flat spring with wore plate OK 1 change L 2 7 check knocker function OK change L 3 additional jobs WDT Operating Instructions PAKDOS 60 V61 04 06 age 21 von 22 spare parts list PAKDOS 60 the positions nos relate to the sketches on the indicated pages 1 dosing head page 4 Pos designation dosing motor PLG 30 60 moving srew PAK 24x16x85 dosing screw PAK d16 5 x140 with kit sealing tube 125 70 on suspensor PAK dosing nozzle PAK heated d25x100 PTFE cover dosing hopper PAK 10 dosing hopper PAK 60 without techniques 11 seal 8x8 EPDM for dosing hopper length 1 2m 12 wear plate PTFE for blade spring 15 knocker PAK complete 16 empty switch 18 motor protection cover PAK OONOaW 2 suspensions and flushing system page 4 19 filter d75 GPL PAK complete filter insert d75 GR PAK SS O ring filter top d75 EPDM 20 pressure switch M10x1 1 3 bar 21 floating valve d25 PAK complete diaphragm kit for floating valve d25 GR PAK 21a floater 21b elbow 3 8 6x1 to floating valve 23 filter 1 2 300u flushing water PAK filter element 300um SS 24 water flow monitoring with 24a flow switch holder
4. WDT Operating Instructions PAKDOS 60 V61 04 06 age 1 von 22 Operating instructions PAKDOS 60 WDT Operating Instructions PAKDOS 60 V61 04 06 Table of Content 1 Function 2 Technical description 2 1 Framework with drum carrier 2 2 Powder dosing head 2 3 Suspensions and flushing device 2 4 Control board PAK 60 2 4 1 Programmes 2 4 2 Supervision external switch off 2 5 Demands to the quality of the carbon powder 3 Mounting 3 1 Installation into the water circulation 3 1 1 Water take off before the filter 3 1 2 Water take off behind the filter standard 3 1 3 Use of town water 3 1 4 How to avoid an overflow 3 2 Suspensions distribution to several filters 3 3 Mounting of the water take off and suspension injection 3 4 Electrical installation 4 Taking into service 4 1 Water flow through the flushing tank 4 2 Water level adjustment 4 3 Adjustment of the spraying nozzles in the suspension device 4 4 Adjustment of the pump pressure switch 5 Operation 5 1 Drum change 5 2 Adjustment of the dosing performance Program switch on B 5 3 Back wash isolation of the PAKDOS 5 4 Control of the PAKDOS by a timer SPS performance control 6 irritations indication LED meaning 6 1 Short diagnosis 6 2 Irritations identification short 6 3 Irritations identification trouble shooting 6 4 Maintenance taking out of service 7 wiring plan fuses 7 1 Connector housing dosing hopper 7 2 Connect
5. aning effect of the PAC Water take off from behind the filter dosing point before the circulation pump Never mount additional isolation valves to the system 3 3 Mounting of the water take off and suspension injection device SEITEN SN SESE Attention The ellbow injection tubes have a diameter of 26 mm The female threads must be free Cut the injection tube as shown and glue it into the ball valve connection Mark the opening side of the elbow tube at the adapter after hardening app 1 hour screw in the injection device as shown in the picture To tighten the connection only seize the adapter Otherwise you could loosen the glue vom PAKDOS WDT 3 4 4 1 4 2 4 3 4 4 Operating Instructions PAKDOS 60 V61 04 06 age 10 von 22 Connection of the control cables to a central control board For the fault remote and to control the machine you need for both a non volt contact to be connected on the control plate of the PAKDOS see para 7 Principally use only flexible cables max 0 5 Taking into service adjustment of the flushing system see diagram page 5 Dosing is switched off at the front plate the valves at the tapping points are open The valves at the PAKDOS are closed Now open the inlet ball valve top of the filter Water flows into the tank When the tank is half full open the outlet ball valve at the machine and switch on the machine If town w
6. ater is used the machine can be switched on immediately after opening all valves Water flow A good water flow through the flushing tank is the basis of a good function of the PAKDOS this flow relates to the suction power of the venturi By means of the washer 30 this suction performance is adjusted to the pressure conditions If the water level in the tank falls steadily the suction power is too big you must fit a washer with a smaller bore If the level rises you need a washer with bigger bore or use without washer The switch bobbin of the flow switch must be pressed up in the flow switch holder 24 the LED at the switch must not burn Off works a washer with a 6mm bore is fitted washers with bores 5 5 and 7mm are in the spare parts kit in the by pack If there is no good flow possible meter the supply and counter pressure and compare with the table para 3 page 6 for this a water gauge is packed by which is to be connected to the adapters 26a und 31a Attention At the mounting works different particles may be fallen into the flushing tank as cut parts from cable or pvc Durch mehrmaliges Abdr cken des Saugschlauches oder SchlieBen des Ablaufhahnes die Beweglichkeit des Schaltk rpers pr fen Vibriert das Schwimmerventil am Arbeitspunkt Schwimmerventil ffnen und den O Ring am Ventilkegel abnehmen water level in the flushing tank A higher level you get by crewing out the floater 21a a lower level by srewing
7. cation no further WDT Operating Instructions PAKDOS 60 V61 04 06 age 15 von 22 6 3 Fault identification trouble shooting Attention an indicated irritation may result by a fauly switch too Switches out of function if disconnected Fault indication must go if the switch is disconnected irritation reason trouble shouting L1 burns It comes more water to the flushing tank as is sucked off Level high If there is a good suction down in the flushing cone Flow low dosing stops 1 Floating valve hangs or diaphragm faulty 2 Suspensor blocked by coarse particles If there is no good suction flow switch bobbin down switch LED burns 3 booster pump blocked by big parts dismantle and clean 4 prefilter blocked clean it 5 particles in the venturi dismount 6 higher counter pressure use bigger washer or take it out 7 flushing cone blocked clean it L1 L4 blink slow fuse F3 of the power supply or transformer Tr 1 24 VDC faulty L2 burns it comes less water to the flushing tank as is sucked off by the venturi Level low machine stops 1 prefilter blocked clean it 2 floating valve blocked clean it or new diaphragm 3 low counter pressure fit smaller washer see Para 4 1 L2 burns pump pressure too low pump pressure low 1 prefilter blocked clean it 2 air in the pump carefully deaerate machine stops 3 pressure switch not right adjusted if readjusting not possib
8. d dosing time 100 dosing performance are at the PAKDOS 60 1200 app 1200 g h er Time Dosing Dosing time switch pos BEN switch pos 100 1 100 Sa 80 80 60 J 7014 J _ 40 4 60 PAKDoS 1200 6012 50 5014 20 404 40 8 30 4 107 PAKDOS 4000 30 4 6 a ee 20 2 20 6 2 10 4 15 10 4 9 97 8 2 87 77 0 54 7 61 6 WDT 5 3 5 4 6 1 Operating Instructions PAKDOS 60 V61 04 06 age 13 von 22 Example The need of PAC is depending on water quality actual and wanted at app 0 5 2 g m h circulated water For the first we work with a dosing rate of 1 g m h At a filter circulation of 300 m h we would need a dosing performance of 300 g h These are 25 of the dosing capacity of 1200 g h having the PAKDOS 60 1200 At the diagram you lay a straight line through 25 on the middle line meating a switch position on the cycle time line here 12 on the dosing time line the line meats the switch position 11 All 66 seconds the dosing motor will work for 17 seconds as shown in the table below the diagram This setting is only for first approximation By measuring the water quality after 2 3 days you will find whether the dosing was right too high or too small So you adjust the dosing rate by means of the dosing time switch as needed to your water quality Back wash isolation of the PAKDOS At back wash the PAKDOS must be isolated from the filter to avoid a PAC dosing to the filter If a suspe
9. e back wash of the filter and fresh water is added anyhow if the supply of several filters with the PAC suspension from one filter circulation makes problems Supply pressure min 3 bar mount a pressure control device Pay attention to the regulation to protect the town water oo A How to avoid an overflow At switch off of the PAKDOS 60 especially at irritations of the filter system or only at automatic filter back wash the open flushing system of the PAKDOS remains connected to the water circulation As the standard isolation devices to the flushing tank as floating valve and flow switch bobbin are not able to isolate 100 especially when the maintenance is not made correctly we get a slight overflow of black water A 100 isolation is only possible by installing membrane valves to the inlet and outlet of the machine which are closed automatically if an irritation leads to a stop of the machine 3 2 Suspensions distribution on several filter circulations PAK SV The suspension produced by the PAKDOS 60 of app 1000 I h can be distributed to several different filter circulations by dosing lines The device consists of an isolation ball valve d25 a flow meter 100 1000 I h as a ball valve d20V to adjust the flow to the filter For automatic function we use pneumatic membrane valves which isolate all dosing lines at an irritation event at one filter A short interruption of the PAC dosing does not affect the general cle
10. e conditions are important The limits are described under para Mounting page 7 At the standard type the suspension water comes from the circulation water behing the filter supply pressure min 0 2 bar Behind the booster pump 26 the high pressure water is distributed at the distribution part 27 via the floating valve 21 to the suspension tube 28 through the rain nozzles 28a and flushing water through a side nozzle at the floating valve and booster water to the venturi nozzle 25 20 pressure switch 26b pump connector pressure side 1 21 floating valve 27 pressure water distribution PAK 21a floater of floating valve 28 suspensor 22 flushing tank 28a rain nozzles 2 pieces 22a overflow 29 level switch 23 filter 300 u for flushing water 30 pressure washers in union 24 flow switch 31 transparant detection tube 25 venturi nozzle with Opto sensor option 26 boster pump 31a gauge connector 1 4 26a pump connector suction side 32 isolation valve d25 1 with gauge connector The produced PAC suspension is sucked off by the venturi 25 from the suspension tube The black powder is to be seen shortly after dosing in the transparent suction tube with the WDT 2 4 2 4 1 Operating Instructions PAKDOS 60 V61 04 06 age 6 von 22 flow switch 24 and the transparent detection tube with the optional available opto sensor to monitor the dosing function The suction power of the venturi is adjusted at taking int
11. er Suspensionsverteilung f r 4 Filterkreislaufe Suspension PAK auf 1000 I h Wasser verd nnt Attention If the measuring water is taken from before filter and behind injection point of the PAC you ll get wrong far too low readings of free chlorine The measuring water take off must be before the injection point of the PAC 3 1 1 Water take off between circulation pump and filter respectively to the pressure conditions see before 1 water take off directly behind the filter pump before the non return valve 2 dosing behind the non return valve before injection of the flocculant but behind take off of the probe water 3 pay attention to low pressure loss short distances hose 1 or tubing d25 for longer distances use bends instead elbows only use the by packed isolation valves 4 for the connections female threads 1 are needed with no enclosers The diameter of the water take off tube is 26mm WDT Operating Instructions PAKDOS 60 V61 04 06 age 9 von 22 3 1 2 Water take off from behind filter In an outdoor pool it may be advantageous to take the water from behind filter as this water is cleaned by the filter Here is only to be seen for the pressure situation The booster pump of the PAKDOS needs a positive pressure of at least 0 2 bar Dosing point principaly before the circulation pump 3 1 3 Use of town water Town water is used best at diatomite filters where only few fresh water is needed for th
12. igh app 146 cm weight app 50 kg material steel powder coated other functional parts PVC PE ABS seals Viton EPDM container drum PE drum 60 Euro filling weight 15 25 kg dosing perform Typ PAK 1200 10 1200 g h Typ PAK 2500 25 2500 g h Also dependent to the powder quality Booster pump i A SORN i elts Tor Tasten arum Centrifugal pump 230 V 0 33 kW 3 drum ring for fasten dosing hopper Supply pressure 0 2 2 bar 4 dosing unit counterpressure 0 1 8 bar 5 suspension unit dependent on supply pressure 6 control system see 7 locker for drum carrier pora 8 supporting stand water flow 1000 1500 I h i pee drum carrier electrique supply mains plug 230 V 6 to be linked to filter pump WDT Operating Instructions PAKDOS 60 V61 04 06 age 4 von 22 2 1 Standsaule mit Fassaufnahme The rotating drum carrier assembly 9 is fixed to the main vertical support 8 The drum 1 with PAC is fixed on the carrier assembly 6 by 2 band clamps 2 The dosing hopper 4 is fixed on the drum in place of the drum lid by use of the spanning ring 3 of the drum The carrier with the drum is then turned through 180 to the dosing position the chemical is dosed into the suspension system 5 where it is fully suspended and conveyed by a venturi to the filter tubing 2 2 Dosing head 1 dosing motor 11 drum seal 2 motor holder 12 wore plate for powder activation 3 moving screw for powder act
13. it in one turn relates to app 1 cm Please adjust the level at the situation of good flow through the tank to medium between level low and level high Adjustment of the rain nozzles The suspension water to humidify the powder falling onto the water surface should rain smoothly from the nozzles 28a For adjustment you screw in or out the by pass nozzle at the outlet of the floating valve comes the water from the rain nozzles too hard open the by pass nozzle and reverse If the water comes too hard the fine dropplets may come up to the dosing nozzle and this could be blocked Adjustment of the pressure switch The pressure switch fitted pressure side of the booster pump is to monitor the performance of the pump If the pump runs well there should be a pressure of at least 1 5 bar If the pressure falls down obviously there is something wrong with the pump maybe air in the supply tubing anything broken Off works the switch is adjusted to 1 5 bar On WDT 5 1 Operating Instructions PAKDOS 60 V61 04 06 age 11 von 22 operation the switch point can be changed by the adjusting screw from 1 3 bar If changed it must be sure that at any operating time the supply pressure is minimum 0 2 bar Operation Drum change As the powder can be compressed within the drum by vibration on transport and this could make problems at dosing please roll the drum on the floor before loading some times 1 turn up the empty dr
14. ivation 4 connector for dosing tube heater 13 flat spring for powder activation 5 dosing screw 14 fitting plate for powder activation 6 guide tube for dosing screw 15 solenoid knocker not shown 7 seal tube 16 empty switch not shown 8 dosing tube heated 17 connector housing 9 cover for dosing hopper 18 cover for dosing motor 10 dosing hopper The dosing head ist mounted onto the drum instead of the drum lid and fixed by using the Original spanning ring for the lid An capacitive switch indicates drum empty through the wall of the dosing hopper The powder is activated by a knocker that give every some seconds a stroke to the hopper wall To avoid condensation in the dosing tube 8 this is heated WDT 2 3 Operating Instructions PAKDOS 60 V61 04 06 age 5 von 22 The dosing performance is adjusted to the needs of the water treatment by adjusting dosng cycles At every start of a dosing cycle adjustable by the front switch S3 the dosing screw runs for a certain time to be adjusted by the front switch S4 The dosing performance is very dependent on the quality of the powder So the adjustment according to the table on page 13 is only a thumb value But at the end we have to adjust the dosing performance according to the readings of the water quality If the water quality is not good enough we have to dose more is it better than wanted we can reduce the dosing Suspension system For the function of the PAKDOS the pressur
15. le disconnect s Punkt 4 4 L3 burns if pressure switch is fitted in the water circulation tubing to monitor the right filter back wash automatic valve function machine stops something is wrong depending on switch function Attention This irritation can only be put out by a reset L 4 burns 1 drum empty drum empty No further reaction If drum not empty falls 2 empty switch to be new adjusted turn drum to top take off the motor cover 18 Right side at the hopper you see the square empty switch By means of the small screw driver you turn to right till the switch LED burns then left till LED is out plus about 10 WDT Operating Instructions PAKDOS 60 V61 04 06 age 16 von 22 3 Empty switch is faulty fit a new one L4 blink slow fuse F2 of the dosing motor 315 mAT burnt 1 dosing motor may be blocked by particles in the powder blocking of the powder in the dosing screw blocking of the dosing tube maybe by humidity In every case dismount the dosing motor with the screwThe screw must have a very smooth surface Clean dosing tube proper 2 dosing motor faulty L4 blinks fast Option if opical sensor is fitted to monitor the powder dosing For longer than 8 minutes no powder has been seen by the sensor 1 reasons for that as above indicated adjustment of the with clear water and clean transparent tube the switch LED must opto sensor burn Turn adjusting screw to left till end LED off then agai
16. ll lights burn together 3 seconds 2 Each light comes on one after another for one second 3 If there is no fault all red lamps go out and the dosing programme commences WDT Operating Instructions PAKDOS 60 V61 04 06 age 14 von 22 6 2 LED Indicators for function and irritations Grune LED LO Green LED indicates program switch and external inputs on contiuously GRANUDOS in operation no light Transformer Tr 2 or fuse F1 for control system burnt fast blink 0 5 second on 0 5 second off programme knob not on a programme position end of test programme dosing switched off with front fascia switch slow blink 2 seconds on 2 seconds off External switch off e g by a central control on conn S04 5 Flickering dosing switched off on program BZ external switch off of dosing on connector 804 4 Red LED shows function of dosing and interruptions indicated by the different Sensors At any interruption dosing stops Flickering of L4 shows that the dosing motor is activated the motor should run LED irritation what happens see below L1 burns water level high 2 water flow too low L2 burns water level low 1 pump pressure low 1 L3 burns counter pressure high external 1 L4 burns dosing hopper empty 3 blink slow fuse F2 315 mAT dosing motor 2 L1 L4 L1 blink slow fuse F3 800 mAT or power transformer faulty 1 L4 blink fast Effect 1 dosing stops booster pump stops Effect 2 dosing stops Effect 3 only indi
17. ly closed 3 24 VDC empty switch 4 6 reserve 4 6 reserve 7 24 VDC dosing motor 8 24 VDC dosing motor 9 24 VDC heating dos nozzle 10 24 VDC heating dos nozzle push connector S03 push connector S04 control cable from the flushing tank external controls switches normally open function to be bridged to mass 1 reserve 2 mass 1 counter pressure ext max 3 water level in tank max or flow low 2 pump pressure min 4 dosing monitoring option 3 mass 5 mass 4 dosing off 6 24 VDC 5 PAKDOS off 7 8 reserve 6 mass 9 water level in tank pump pressure min 7 8 switch timer for program BZ 10 mass operation if switch is closed for the control cbles to the connector housing please only use flexible ones max 0 5 WDT Operating Instructions PAKDOS 60 V61 04 06 age 20 von 22 8 Maintenance protocol PAKDOS 60 CSI cae ee Saree ec cece re er ae ate cet Ce cutee te PAKDOS typo neuen Velen Maintenance executed on 22z0usnsnmennnnnnnnnnnnennnnnn O Ar AE EE E This must be done 1 Suspensions and flushing 1 1 check level switch OK change switch 1 2 check pressure switch OK change switch 1 3 check flow switch OK change switch 1 4 change flow switch diaphragm L change bobbin _ 1 5 change floating valve diaphragm and O ring UO 1 6 check floating valve function OK adjust water level 1 7 clean suspensor and flushing tank UO 1 8 clean rain nozzles Ll 1 9 check slide ring seal L changel 1 1
18. n to right Carlo Gavazzi till the LED burns 10 WDT Operating Instructions PAKDOS 60 V61 04 06 age 17 von 22 6 4 Maintenance taking out of service use only good powder qualities see para 2 5 hold prefilter proper check the function of the rain nozzles more often continuous smooth rain check the function of the monitoring switches with every new drum or at least all 2 months clean the suspension tube and tank properly by means of by packed brush at same time clean the heated dosing tube til the upper elbow by means of the small round brush 7 every year change the diaphragm of the floating valve and the seal ring of the flow switch bobbin 8 hold clean the transparent tube of the opto sensor Se IE m for longer time of take out of service turn up the hopper take out the dosing motor with the screw clean the screw properly from all particles Refit the screw only at next taking into service The maintenance jobs are listed in the attached list 7 Wiring at the dosing hopper and the flushing tank 7 1 Dosing hopper 502 2 502 3 Empty switch 502 1 a 25 ehe ca eae 302 9 502 7 i dos motor 502 8 24VDC Connector no on the power plate The knocker is connected directly 7 2 Wiring at the flushing tank 503 9 braun level min blau switch max 503 3 schwarz Kabel schwarz 5 x 0 5 503 5 blau F flow switch S03 6 mer wel ressure braun I Bi 503 4 schwarz blau dosing braun moni
19. nsion distribution is installed this is automatically done as the control valves are closed for this time Doing the back wash manually you must switch off the PAKDOS and close the ball valves at the PAKDOS Control of the PAKDOS by a switch timer SPS performance control Switch timer Program switch on BZ Position the lever at the watch to the watch sign For the wanted dosing time the timer levers must be pushed outside At the end of the set time dosing stops and the pump runs on for a further minute to flush the machine and the tubing In the switch off time the green LED flickers SPS Program switch on BZ To activate the PAKDOS the control contact S04 7 8 is to be closed At the end of the set time dosing stops and the pump runs on for a further minute to flush the machine and the tubing In the switch off time the green LED flickers Performance control Program switch on BZ The switch for dosing cycle and dosing time are to be set on 16 by pulsing the control contact S04 7 8 within 1 minute every wanted dosing performance from 0 100 can be set If the control contact remains longer than 1 minute open the machine stops the green LED flickers By closing the contact again the machine starts again Irritation identification trouble shooting Short diagnose When the machine is switched on a diagnosis programme for the control equipment runs The same happens when the reset key is pressed 1 A
20. nutes B15 dosing 15 minutes B30 dosing 30 minutes After the end of the test the green LED is blinking WDT 2 4 2 2 5 3 1 Operating Instructions PAKDOS 60 V61 04 06 age 7 von 22 K knocker 1 minute all 4 seconds no dosing P only for authorised personal 2 service programs B normal service program with continuous dosing BZ service based on timer watch Dosing is active when the control input on conn S04 7 8 is closed If the input is opened dosing is stopped the booster pump is running on for another minute to flush the dosing tubing The green LED is blinking This program may be used for an external dosing control e g if a measuring system for the combined chlorine is used Within a cycle time of 1 minute dosing may be activated from 1 60 seconds See para 5 4 If changing a program dosing Stopps and the green LED blinks for 4 seconds Monitoring external switch off All functions are monitored In the case of an irritation dosing is switched off the irritation is indicated and identified by means of the LED Dosing is indicated by flickering of the LED 4 Remote fault control non volt is available see wiring diagram para 6 For daily switch off it is recommended to use the program BZ for timer control Needed specification of the carbon powder there are a lot of different qualities of PAC on the market They differ in the physical properties as in the selectivity on the water chemicals For a wanted
21. o service by fitting a washer into the union behing the venturi nozzle is the suction power too high use a nozzle with smaller hole ist the suction power too low use one with bigger hole A set of these washers is packed by to the machine The pressure and flow situation is monitored by the pressure switch 20 on top of the booster pump level switch 29 in the flushing tank and the flow switch 24 below the venturi Dosing and also the booster pump are switched off in case of any irritations situation The irritation is indicated by the 4 red LEDs at the front plate The switch bobbin of the flow switch 24 functions as a non return valve to avoid a high rate backflow of suspension from the flushing tank in case of switch off To avoid completely a backflow at switch off e g at back wash of the filter pneumatic isolation valves may be installed in the supply and dosing tube Switching the PAKDOS through a timer watch and using the program BZ the tubing of the PAKDOS is rinsed for 1 minute without dosing to clean the tubing Control system The microprocessor based control system fitts three functions Dosing and test programmes with 3 switches Functions and irritations identification by means of 1 green and 4 red LEDs If an irritation occurs the dosing is switched off automatically Short diagnosis and function check Programmes 4 test programmes to check the set dosing performance B5 dosing5 minutes B10 dosing 10 mi
22. or housing flushing tank 7 3 Power plate with external control 8 Maintenance protocoll 9 Spare parts list age 2 von 22 page N NNOD OB WO WDT Operating Instructions PAKDOS 60 V61 04 06 age 3 von 22 1 Function By dosing powdered activated carbon PAC onto the filter the concentration of unwanted and dangerous water ingredients as hydrocarbons and chlorinated hydrocarbons are reduced to about 10 20 At diatomite filter this technique is stand of the art DIN 19643 The dosing machine PAKDOS 60 meters the PAC by means of a dosing screw directly from the container into a suspension device from where the suspension is conveyed to the filter system by a venturi nozzle The high dilution of the carbon powder leads to good mixing into the raw water flow to be treated The suspension produced in the PAKDOS can be distributed to up tu 4 filters Basis for an effective use of the PAC to improve the water quality is a good functioning filter as to the DIN 19643 Attention The different powder qualities neeed very often different dosing screws for good function If there are problems do not hesitate to contact us 2 Technical description the dosing machine PAKDOS 60 consists of Frame with turnable drum carrier Suspensions and flushing tank with Venturi nozzle and booster pump Control unit Water tapping device Pneumatique valves option Suspensions distribution option measures space app 60x70 cm he
23. toring option Connector no on the power plate WDT Operating Instructions PAKDOS 60 V61 04 06 7 3 Wiring at the power plate fuses transformers FO Tri Tr2 Rel 1 Rel 2 Rel 3 age 18 von 22 Flat cable ea eLa isti p fs TE Peeeesessssassssssssscssssccs as A Nea o ote oo o RELS Push conn coding 383 a 14 03 lee bi a N 5 fuse for supply 230 VAC incl knocker 1 25 Atr fuse dosing motor 315 mAtr fuse all power outputs 24 VDC 800 mAtr fuse supply 6 VDC processor plate 315 mAtr mains fuse at front plate 6 3 Atr power transformer 16 VA 18 Volt controller transformer 1 5 VA 6 Volt booster pump solenoid valve knocker fault remote WDT Operating Instructions PAKDOS 60 V61 04 06 age 19 von 22 connectors for 230 VAC 6 x 5mm push connector S010 push connector S011 1 2 230 V booster pump 1 2 230 V reserve 3 PE 3 PE 4 5 230 V control valve 4 5 230 V reserve booster pump 6 PE 6 PE push connector S012 push connector S013 4x5mm 1 2 230 Volt mains 1 2 mains 230 Volt timer watch 3 PE mains 230 volt 3 PE 4 205 VDC knocker black1 5 205 VDC knocker black 2 6 PE Klopfer push connector 8 x 3 5 mm low voltage non volt push connector S01 push connector S02 fault remote non volt max 24V 8A control cable from the dosing head 1 normally open 1 empty switch inductive 2 C contact 2 24 VDC empty switch 3 normal
24. um and take it off together with the the dosing head 2 open the new drum and take off the lid let the spanning ring at the drum 3 position the dosing hopper on the open drum so that the cable is coming on right side and fix it with the spanning ring In summer time the drum may be heated and the air in the drum may have a positive pressure So carfully open the drum Sicherungsblech am Klemmb gel einsetzen und umbiegen 4 position the new drum on the carrier so that the handle fits into the slide at the frame The drum must stand symmetrically on the drum carrier touching the rear rails 5 Fix the drum securely in position using the drum band clamps Adjust the clasp tension by adjusting the nuts on the screwed end of the band clamps Lock the clamp clasps with the securing clips provided so that they cannot open by itself 6 unlock the drum carrier swivel lock 7 and slowly rotate the drum and carrier left side through 180 Care should be taken not to stretch or entangle the cable joining the hopper to the control box Lock the drum carrier in this position via the swivel lock right at the frame 7 Now push the sealing tube 7 over the suspension tube the PAKDOS in the dosing position WDT Operating Instructions PAKDOS 60 V61 04 06 age 12 von 22 5 2 Adjustment of the dosing performance Program switch on B or BZ Diagram for the determination of the switch positions for the cycle an
Download Pdf Manuals
Related Search