Watson-Marlow 520SN IP66 /NEMA 4X pumps
Contents
1. Switch on the power supply at the rear of the pump The pump runs a power on test to confirm proper functioning of the memory and hardware If a fault is found an error code is displayed See 18 1 Error codes e The pump displays a language menu Use the UP and DOWN keys to select your language Press the STOP key to confirm your choice The information which follows assumes that your choice was English When the language is chosen this menu will not appear again and all screens will appear in the language you chose Language can be reset as described later See 14 5 To reset language Watson Marlow 520SN IP66 NEMA 4X User Manual 19 e The pump displays the Watson Marlow start up screen for four seconds fol lowed by the pump model identity screen for four seconds and then the manu al mode main screen e The rotation symbol on the display indicates clockwise rotation The speed of rotation is the pump s maximum Other initial start up operational parameters are listed in the table below Language Not set Keypad lock Off Speed Maximum Auto restart Off Direction Clockwise Pump status Stopped Calibration 520R 9 6mm tube Beeper On Backlight On Manual screen rpm The pump is now ready to operate according to the defaults listed above All operating parameters may be changed by means of key presses See 14 Operation Watson Marlow 520SN IP66 NEMA 4X User Manual 20 13 Switching the pump on in subsequent power cycles2. This pump operates by manual control only There are no external control connec tions All pump functions are controlled from the keypad It features Manual control Speed adjustment run and stop direction control max key for rapid prim ing MemoDose Allows precise repeat dosing Stores in memory a pulse count from the motor This count is repeated each time START is pressed to provide a single shot dose Calibration dose Uses the same pulse count as MemoDose The corresponding pumped volume can be entered to calibrate the flow of the pump IP Ingress Protection and NEMA definitions Protected against ingress of solid objects with a diameter of more than 2 5mm protection against contact Protection against dripping water falling equipment enclosure in harmful quantities splashing over Watson Marlow 520SN IP66 NEMA 4X User Manual Indoor use to provide a degree of protection Tools wires etc with a Ne Mi Manno 2 against limited amounts thickness of more than Sec MUSEE of falling water and dirt produced 2 5mm are prevented from approach Protected against Indoor use to provide a harmful dust deposits degree of protection Ingress of dust is not Protection against 12 against dust falling dirt totally prevented but water projected from a and dripping non the dust must not nozzle against the corrosive liquids 5 enter in sufficient equipment enclosure quantity to interfere from any
3. WATSON MARLOW Pumps Watson Marlow 520SN IP66 NEMA 4X pumps Contents 1 Declaration of conformity 2 17 520N module removal 2 Declaration of incorporation 2 and replacement 3 Warranty 3 18 Troubleshooting 4 When you unpack your pump 4 18 1 Error codes 5 Information for 19 Drive maintenance returning pumps 5 20 Drive spares 6 Peristaltic pumps an overview 6 21 The 520R 520R2 and 520RE 7 Safety 7 pumpheads 8 Pump specifications 9 21 1 Pumphead position 8 1 Dimensions 13 removal and replacement 9 Good pump 22 520R 520R2 and 520RE installation practice 14 installation 9 1 General 22 1 Opening the recommendations 14 pumphead guard 9 2 Dos and do not s 15 22 2 520R and 520R2 10 Connecting this product tube loading to a power supply 16 22 3 520RE fitting the 11 Start up check list 19 drain port 12 Switching the pump on 22 4 520RE Element loading for the first time 19 22 5 520RE Element 13 Switching the pump on connection in subsequent power cycles 21 23 520R 520R2 and 520RE 14 Operation 22 maintenance 14 1 Keypad functions 22 24 520R 520R2 and 520RE 14 2 Keypad lock 24 rotor settings 14 3 Keypad beep 24 25 Pumphead spares 14 4 To reset defaults 25 26 Flow rates 14 5 To reset language 25 27 Tubing and element 14 6 Backlight 25 part numbers 14 7 Auto restart 26 28 520 series pumping 14 8 Maximum allowed speed 27 accessories 14 9 Speed 27 29 Trademarks and disclaimer 14 10 Direction 27 30 Patient connected use 15 MemoDose
4. e Remove the rotor as described under Rotor removal below Undo and withdraw the four track retaining screws using a slotted screwdriver e Remove the track e Relocate the track in the desired position Replace and tighten the track retain ing screws Replace the rotor as described under Rotor replacement below e Close the guard pushing it fully home until the latch engages Watson Marlow 520SN IP66 NEMA 4X User Manual 38 Rotor removal e Remove any tubing from the pumphead Open the flexible rotor cap in the centre of the rotor Undo and withdraw the central locating screw using a slotted screwdriver Pull the rotor hub off its dogged shaft Between the hub and the shaft is a split collet If the collet is retained by the Shaft pull it off loosening it if necessary by tapping it lightly Avoid levering it off using a screwdriver or other tool If the collet is retained within the hub remove it loosening it if necessary by reinserting the central locating screw a turn or two and tapping the screw head lightly Rotor replacement e Re locate the split collet onto the drive shaft rotating it until it fully engages the dog Fit the rotor body over the drive shaft e Open the flexible rotor cap in the centre of the rotor Use a slotted screwdriver to tighten the central locating screw to a torque of 3Nm 2 2 Ib ft to prevent collet slip during operation When fitted correctly the tube guide rollers should
5. Note To achieve 4 bar and 7 bar pressures using a 520RE pump and the appropri ate rotor and element the pump must rotate counter clockwise 520REL 520REM 520REH Pressures Pressures Pressures up to 2 bar 30 psi up to 4 bar 60 psi up to 7 bar 100 psi Bore sizes Bore sizes Bore size 3 2mm 6 4mm and 3 2mm and 6 4mm 3 2mm 9 6mm Industrial Sanitary Industrial Sanitary Industrial Sanitary Marprene Bioprene Marprene Bioprene Marprene Bioprene TL TL TM TM TH TH Pumpsil Pumpsil Chem Sure Sta Pure Sta Pure Sta Pure Neoprene Sta Pure Chem Sure Chem Sure Industrial Sanitary Watson Marlow 520SN IP66 NEMA 4X User Manual 43 520RE element loading procedure Note The element loading procedure is the same for industrial pictured and san itary elements Select an appropriate Watson Marlow 520RE tubing element paying attention to pressure capability bore size tubing material and type of connector See the table above for pressure ratings Check that the connector sleeve of the element to be fitted is the same colour as the pumphead rotor cap Slide the connector D flange at one end of the element into the lower connec tor D slot e Disengage the rotor clutch by fully depressing the yellow clutch button on the side of the rotor hub and turning the hub a few degrees while the clutch button is still depressed The rotor can now rotate independently of the gearbox and motor for one full revolution If the clutch
6. 920 0016 016 920 0032 016 920 0048 016 920 0064 016 920 0080 016 0 5 1 50 112 0 8 1 32 13 1 6 1 16 14 3 2 1 8 16 4 8 3 16 25 6 4 1 4 17 8 0 5 16 18 0 8 1 32 13 1 6 1 16 14 3 2 1 8 16 4 8 3 16 25 6 4 1 4 17 8 0 5 16 18 0 5 1 50 112 0 8 1 32 13 1 6 1 16 14 3 2 1 8 16 4 8 3 16 25 6 4 1 4 17 8 0 5 16 18 913 A005 016 913 A008 016 913 A016 016 913 A032 016 913 A048 016 913 A064 016 913 A080 016 960 0016 016 960 0032 016 960 0048 016 960 0064 016 960 0080 016 L16Note 1 6mm wall Chem Sure and Sta Pure tubing are supplied in 305mm lengths Watson Marlow 520SN IP66 NEMA 4X User Manual 57 2 4mm wall tubing for 520R2 pumpheads zj SES 0 5 0 8 1 6 3 2 4 8 6 4 8 0 9 6 ni jM po a 1 50 d i 1 16 d 3 16 d 5 16 d 122 902 0016 024 902 0032 024 902 0048 024 902 0064 024 902 0080 024 902 0096 024 903 0016 024 903 0032 024 903 0048 024 903 0064 024 903 0080 024 903 0096 024 913 A005 024 913 A008 024 913 A016 024 913 A032 024 913 A048 024 913 A064 024 913 A080 024 913 A096 024 1 6 3 2 4 8 6 4 8 0 1 16 JA 3 16 d 5 16 119 120 15 24 121 965 0016 024 965 0032 024 965 0048 024 965 0064 024 965 0080 024 960 0016 024 960 0032 024 960 0048 024 960 0064 024 960 0080 024 Note 2 4mm wall Chem Sure and Sta Pure tubing are supplied in 355mm lengths Watson Marlow 520SN IP66 NEMA 4X User Manual Watson Marlow 520SN IP66 N
7. peak pressure the 520REM is rated to 4bar 60psi peak pressure and the 520REH is rated to 7bar 100psi constant pres sure the pumps will generate in excess of these pressures if the system pressures exceed this Where it is important that these rated pressures are not exceeded pressure relief valves should be installed in the pipeline Flow rates are normalised test values obtained using 520 elements and the pump head rotating anticlockwise pumping water at 20C with negligible inlet and discharge pressures Watson Marlow 520SN IP66 NEMA 4X User Manual 50 Continuous tubing 520R Neoprene Sta Pure Chem Sure PVC Pumpsil ml min 0 1 0 004 0 01 0 04 0 18 0 40 0 70 1 1 1 6 220rpm 9 5 24 97 390 870 1500 2400 3500 520R Marprene Bioprene 64 shore tubing ml min 0 1 0 004 0 01 0 04 0 17 0 38 0 67 1 1 1 5 220rpm 9 0 23 92 370 830 1500 2300 3300 520R Fluorel ml min 0 1 0 03 0 13 0 29 0 51 0 80 220rpm 70 280 630 1100 1800 520R Neoprene Sta Pure Chem Sure PVC Pumpsil USGPH 0 1 0 0001 0 0002 0 001 0 003 0 006 0 01 0 02 0 03 220rpm 0 14 0 35 1 4 5 6 13 22 35 50 520R Marprene Bioprene 64 shore tubing USGPH 0 1 0 0001 0 0002 0 001 0 003 0 01 0 01 0 02 0 02 220rpm 0 14 0 37 1 5 5 9 13 23 37 53 520R Fluorel USGPH 0 1 0 0005 0 002 0 005 0 01 0 01 220rpm 17 4 5 10 18 28 Watson Marlow 520SN IP66 NEMA 4X User Manual 5 pa Watson Marlow 520S
8. 1m and follow the straightest route Use bends of large radius at least four times the tubing diameter Ensure that connecting pipework and fittings are suitably rated to handle the predicted pipeline pressure Avoid pipe reducers and lengths of smaller bore tubing than the pumphead section particularly in pipelines on the suction side Any valves in the pipeline not usually needed with a self prim ing peristaltic pump must not restrict the flow Any valves in the flow line must be open when the pump is running Do use suction and delivery pipes equal to or larger than the bore of the tube in the pumphead When pumping viscous fluids use pipe runs with a bore several times larger than the pump tube Do ensure that on longer tube runs at least 1m of smooth bore flexible tubing is con nected to the inlet and discharge port of the pumphead to help to minimise impulse losses and pulsation in the pipeline This is especially important with viscous fluids and when connecting to rigid pipework Do site the pump at or just below the level of the fluid to be pumped if possible This will ensure flooded suction and maximum pumping efficiency Do keep the pumphead track and all moving parts clean and free from contamina tion and debris Do run at slow speed when pumping viscous fluids When using the 520R pump head a 6 4mm or 4 8mm bore tube with a 2 4mm wall will give best results Tube smaller than this will generate a high friction loss so r
9. UP key to return the pump to the min imum speed 14 10 Direction To toggle the pump s rotation sense Press the DIRECTION key to toggle the pump between clockwise and counter clockwise rotation Watson Marlow 520DuN IP66 NEMA 4X User Manual 27 15 MemoDose Each time the pump is started by pressing START it records the number of pump head revolutions which occur until STOP is pressed The number of revolutions is proportional to the volume of fluid which has been dispensed the dose The MemoDose facility allows the user to repeat dose a precise volume of fluid To do so a quantity of fluid must be dispensed as the master dose which the MemoDose facil ity can repeat exactly or proportionately To dispense a master dose For example e In the manual mode main screen set the appropriate pump speed and direc tion using the UP or DOWN keys and the DIRECTION key A slower speed may make it easier for the user to measure accurately though a slower speed may not represent the duty condition Place a suitable measuring vessel under the pump delivery tube Press START The pump runs and fluid is pumped into the vessel When the required volume of fluid has been dispensed it is necessary to stop the pump and display the MemoDose screen This can be achieved in two ways 1 Press the STOP key twice within half a second The pump stops and imme diately displays the MemoDose Calibration screen Use the UP or DOWN keys to se
10. align with the outer face of the track Close the flexible rotor cap Close the guard and ensure that the rotor is clear of the guard by observing the first few rotor rotations Watson Marlow 520SN IP66 NEMA 4X User Manual 39 22 520R 520R2 and 520RE installation e 22 1 Opening the pumphead guard e Unlock the pumphead guard by turning the guard fastener 4 turn anticlockwise with a slotted screwdriver e Open the guard to its full extent to create maximum clearance for the tube ports e Ensure that the rollers rotate freely and that the tube clamps are clean Watson Marlow 520SN IP66 NEMA 4X User Manual 40 22 2 520R and 520R2 tube loading 520R continuous tubing pumpheads are factory set to accept Watson Marlow 1 6mm wall tubing 520R2 continuous tubing pumpheads are factory set to accept Watson Marlow 2 4mm wall tubing Pumping performance may be adversely affect ed if Watson Marlow tubing is not used e Mark a 225mm 8 un length onto the section of the tubing which is to be located into the pumphead e Open the lower spring loaded tube clamp and locate the tubing with the first 225mm 8 in length mark aligned to the inside face of the spring loaded part of the tube clamp Release the clamp Disengage the rotor clutch by fully depressing the yellow clutch button on the side of the rotor hub and turning the hub a few degrees while the clutch button is still depressed The rotor can now rotate independentl
11. note however that for the 520R and 501RL pumpheads tube life will be greater if the rotor rotates clockwise and that performance against pressure will be maximised if the rotor rotates counter clock wise To achieve 4 bar and 7 bar pressures using a 520RE pump and the appropri ate rotor and element the pump must rotate counter clockwise Peristaltic pumps are self priming and self sealing against backflow No valves are required in inlet or discharge lines except as described below Valves in the process flow must be opened before the pump operates Users are advised to fit a pressure relief device between the pump and any valve on the discharge side of the pump to protect against damage caused by accidental operation with the discharge valve closed Users of 520RE pumps at pressures up to 4 bar and 7 bar are advised to fit a non return valve between the pump and the discharge pipework to avoid the sud den release of pressurised fluid in the unlikely event of element failure Watson Marlow 520SN IP66 NEMA 4X User Manual 14 9 2 Do s and do not s Do not build a pump into a tight location without adequate airflow around the pump Do ensure that whenever the 520N watertight module is fitted the seals are intact and properly located Do ensure that the holes for cable glands are properly sealed to maintain the IP66 NEMA 4X rating Do keep delivery and suction tubes as short and direct as possible though ideally not shorter than
12. revolution calculation will be We suggest that the pumphead be run for at least 10 revolutions and at least 20 when small bore pumping tube is used When a volume of fluid has been dispensed it is necessary to stop the pump and display the Calibration dose screen This can be achieved in two ways 1 Press the STOP key twice within half a second The pump stops and imme diately displays the MemoDose Calibration screen Use the UP or DOWN keys to select Calibration dose Press STOP to confirm OR 2 PPress the STOP key once The pump stops This may make it easier to ensure that the quantity of fluid that has been dispensed is sufficiently pre cise Then press the STOP key twice within half a second The pump dis plays the MemoDose Calibration screen Use the UP or DOWN keys to select Calibration dose Press STOP to confirm Measure the volume of fluid pumped Make a note of the volume The pump has recorded the number of pumphead revolutions required to pump the volume of fluid measured e The calibration dose screen is displayed It shows a four digit number of millil itres and the instruction Enter dose value The number displayed is the number which was entered the previous time the pump was calibrated or the default figure Watson Marlow 520SN IP66 NEMA 4X User Manual 31 n ENTER 79 For example DAS Wi 79 e Use the UP and DOWN keys to enter the measured volume of fluid pumped
13. those tested and approved by Watson Marlow Doing so could lead to injury to persons or damage to property for which no liability can be accepted If hazardous fluids are to be pumped safety procedures specific to the particular fluid and application must be put in place to protect against injury to persons The exterior surfaces of the pump may get hot during operation Do not take hold of the pump while it is running Let it cool after use before handling it The drive unit must not be run without a pumphead fitted Watson Marlow 520SN IP66 NEMA 4X User Manual 8 8 Pump specifications Labels fixed to the rear of the pump contain manufacturer and contact details prod uct reference number serial number and model details Manufacturer Serial number Distributor details Model and Product reference The same information is carried on the drive s backplate accessible when the 520N module is removed Wetten M tte Brede Pompa i 40G Alt Paih Commmi THY 1 AER UK Lan 282 HHA GT a loi ala Opa a Torti Tera A ef ur BEL de l Be L ste Te d F z Ri LI 7 i ca IKI T Pree Came tal Ci AECH 8 08 Ke bara dimo Spara Saro dei l e ey na za ga 1 dimi se ve rumm 5C EN de Di FREE PTEETITELI JI a na zm Au SE E SCOLA 056 7131 00U ed PR Manufacturer Serial number Distributor details Model Product reference Watson Marlow 520SN IP66 NEMA 4X User Manual 9 520SN IP66 NEMA 4X model
14. 1 5 2 0 g Suchen bar Pressura s bar Sta Pure element 0 2 bar 0 30psi 200rpm counter clockwise rotation 3500 3000 6mm 2500 2000 1500 J DAmm 1000 Eed 3 2mm 0 5 1 1 5 2 dl si O 0 Suction bar Pressure bar Marprene TM element 2 4 bar 30 60psi 200rpm counter clockwise rotation 1400 1200 mm i 1000 g 800 60 400 200 Jimm p E L 0 5 D g 1 H 3 4 Suction bar Prossuro bar Sta Pure element 2 4 bar 30 60psi 200rpm counter clockwise rotation 1600 1400 1200 1000 4 4mm Flan 42mm 1 40 5 0 1 E 3 4 Suction bar Prossuro bar Watson Marlow 520SN IP66 NEMA 4X User Manual 55 Marprene TH element 4 7 bar 60 100psi 200rpm counter clockwise rotation 450 400 350 300 250 200 150 100 30 U Imm mimin 1 SIE DD 1 d 3 H 5 6 d Suction A bar Pressure ti bar Watson Marlow 520SN IP66 NEMA 4X User Manual 27 Tubing and element part numbers 1 6mm wall tubing for 520R pumpheads 902 0005 016 902 0008 016 902 0016 016 902 0032 016 902 0048 016 902 0064 016 902 0080 016 903 0005 016 903 0008 016 903 0016 016 903 0032 016 903 0048 016 903 0064 016 903 0080 016 965 0016 016 965 0032 016 965 0048 016 965 0064 016 965 0080 016 950 0016 016 950 0032 016 950 0048 016 950 0064 016 950 0080 016 970 0016 016 970 0032 016 970 0048 016 970 0064 016 970 0080 016 920 0008 016
15. 2 MN2002M 520R 520R2 MN2034B MN2005M MNA2147A 520RE 10 MNA2144A 520RE 11 MN2023T and MN2003T 520RE Parts may be ordered individually Watson Marlow 520SN IP66 NEMA 4X User Manual Bottom LH tube clamp Tube clamp location plug Drain plug Top RH tube clamp Tube clamp location plug Guard latch spring Guard latch spring cartridge Pumphead guard complete with seal and tool unlockable latch Track assembly for cased pumps Drain port and nut 48 26 Flow rates Pumping conditions For precise and repeatable performance it is important to determine flow rates under operating conditions for each new piece of tubing When rotating counter clockwise 520R 520R2 and 520RE pumpheads flow rates are directly proportional to rotor speed When rotating clock wise 520R 520R2 and 520RE pumpheads flow rates are directly propor tional to rotor speed up to 1 5 bar their performance above 1 5 bar should be determined empirically Note 520RE pumpheads should be used rotating counter clockwise if pres sures above 1 5 bar are required If you wish to run the pump at a speed not shown in the tables below flow figures can be reached by dividing the maximum flow shown in the tables below by the maximum rpm figure and multiplying the result by your required speed in rpm Actual flow rates achieved may vary because of changes in temperature viscosity inlet and discharge pressures system configuration and tubi
16. 28 warning 15 1 Changing dosing speed 30 31 Publication history 16 Flow calibration 31 32 Decontamination certificate 16 1 Exit from flow calibration 32 Watson Marlow 520SN IP66 NEMA 4X User Manual 38 40 40 41 42 43 45 46 47 49 57 60 61 61 61 62 1 Declaration of conformity This declaration was issued for Watson Marlow 520SN pumps on February C 1 2004 When this pump unit is used as a stand alone pump it complies im with Machinery Directive 2006 42 EC EMC Directive 2004 108 EC di This pump is ETL listed ETL control number 3050250 Cert to CAN CSA ch us Std C22 2 No 1010 92 Conforms to UL std 61010A 1 April 30 2002 2 Declaration of incorporation When this pump unit is to be installed into a machine or is to be assembled with other machines for installations it must not be put into service until the relevant machinery has been declared in conformity with the Machinery Directive 2006 42 EC See 8 Pump specifications Responsible person Christopher Gadsden Managing Director Watson Marlow Limited Falmouth Cornwall TR11 4RU England Telephone 44 0 1326 370370 Fax 44 0 1326 376009 COLA PALA A The information in this user guide is believed to be correct at the time of publica tion However Watson Marlow Limited accepts no liability for errors or omissions Watson Marlow Bredel has a policy of continuous product improvement and reserves the right to alter specificat
17. BS EN 61000 4 11 called by BS EN 61000 6 2 Mains harmonics BS EN 61000 3 2 A2 Pumps and pump units for liquids common safety Other standards requirements BS EN 809 UL 61010A 1 CAN CSA C22 2 No 61010 1 Conducted emissions FCC 47CFR Part 15 107 Radiated emissions FCC 47CFR Part 15 NEMA 4X to NEMA 250 indoor use for IP66 products only Watson Marlow 520SN IP66 NEMA 4X User Manual 12 8 1 Dimensions gii a Unit weights 9 52kg 10 42kg 10 34kg 12 00kg 20lb 150z 22lb 150z 22lb 130z 26lb 7oz Watson Marlow 520SN IP66 NEMA 4X User Manual 13 9 Good pump installation practice 9 1 General recommendations A correctly engineered installation will promote long tube life Site the pump on a flat horizontal rigid surface free from excessive vibration to ensure correct lubri cation of the gearbox Allow a free flow of air around the pump to ensure that heat can be dissipated Ensure that the ambient temperature around the pump does not exceed 40C The STOP key on the keypad will always stop the pump However it is recommend ed that a suitable local emergency stop device is fitted into the mains supply to the pump Do not stack pumps more than three high When pumps are stacked ensure that the ambient temperature around all the pumps in the stack does not exceed 40C The pump may be set up so that the direction of rotor rotation is clockwise or count er clockwise whichever is convenient Please
18. EMA 4X User Manual 5 2 4mm wall elements for 520RE pumpheads 3 2 1 8 16 902 0032 PFQ 913 A032 PFQ 920 0032 PFQ 965 0032 PFQ 6 4 1 a 17 902 0064 PFQ 913 A064 PFQ 920 0064 PFQ 965 0064 PFQ 9 6 3 s 122 902 0096 PFQ 913 A096 PFQ 920 0096 PFQ 965 0096 PFQ 3 2 1 8 16 903 0032 PFT 913 A032 PFT 960 0032 PFT 965 0032 PFT 6 4 1 a 17 903 0064 PFT 913 A064 PFT 960 0064 PFT 965 0064 PFT 9 6 3 s 122 903 0096 PFT 913 A096 PFT 960 0096 PFT 965 0096 PFT 3 2 1 8 16 902 P032 PFQ 965 M032 PFQ 6 4 1 4 17 902 P064 PFQ 965 M064 PFQ 3 2 1 8 16 903 P032 PFT 960 M032 PFT 6 4 1 a 17 903 P064 PFT 960 M064 PFT 3 2 1 8 16 902 H032 PFQ 960 H032 PFQ 3 2 1 8 16 903 H032 PFT 960 H032 PFT 28 520 series pumping accessories 520ANC 520ANX 520ANA 520AB 520AF 520AH 520AV 520AVN 5O5LTC 505AS 520AL 505AFN 520AD 520AD Network cable RS232 with 9 pin D connectors Network extension cable with 9 pin D connectors Network adaptor 25 pin to 9 pin D connectors Batch records cable with 9 pin D connectors Footswitch with 25 pin D connector Handswitch with 25 pin D connector Proximity switch Proximity switch Tube clamp set for 505L pumphead Filling stand Dispensing lance for use with 520AFN filling needles Filling needle set Filling needle 1 6mm bore Filling needle 3 2mm bore Filling needle 4 8mm bore Filling needle 6 4mm bore Filling needle 8 0mm bore Tube monitor with 25 pin D connector
19. FF ON Or seek support Attempt to reset by switching power OFF ON Or seek support Attempt to reset by switching power OFF ON Or seek support Check the interface card and cables Attempt to reset by switching power OFF ON Or seek support Seek support Attempt key press again Attempt to reset by switching OFF ON Stop pump immediately Check pumphead and tube Power OFF ON may reset Or seek support Stop pump immediately Power OFF ON may reset Or seek support Stop pump immediately Power OFF ON may reset Or seek support Stop pump immediately Check system Power OFF ON may reset Or seek support Stop pump immediately Check mains voltage selector switch Check supply Power OFF ON may reset Or seek support Stop pump immediately Check mains voltage selector switch Check supply ON OFF may reset Or seek support Attempt to reset by switching power OFF ON Or seek support Stop pump immediately Turn OFF Seek support Attempt key press again Attempt to reset by switching power OFF ON Or seek support Turn OFF Check power supply Check pumphead and tubing Wait 30 minutes Power ON may reset Or seek support Turn OFF Seek support Watson Marlow 520SN IP66 NEMA 4X User Manual 35 19 Drive maintenance There are no user serviceable parts inside the pump except the power cable see 10 Connecting this product to a power supply The unit should be returned to Watson Marlow or its appointed agents or dis
20. If not in auto restart mode PO fi L a d T k Manual mode main screen Switch on the power supply at the rear of the pump The pump runs a power on test to confirm proper functioning of the memory and hardware If a fault is found an error code is displayed See 18 1 Error codes e The pump displays the Watson Marlow start up screen for four seconds fol lowed by the pump model identity screen for four seconds and then the manu al mode main screen Note If ANY key is pressed during the display of any of the preliminary screens the display jumps to the next screen Quickly pressing any two keys or any key twice immediately after switch on causes the display to jump to the manual mode main screen Once in the manual mode main screen keys assume their normal functions see 14 1 Keypad functions below A subsequent press on START causes the pump to operate Start up defaults are those in place when the pump was switched off last Check that the pump is set to operate as you require it The pump is now ready to operate All operating parameters may be changed by means of key presses See 14 Operation Watson Marlow 520SN IP66 NEMA 4X User Manual 21 14 Operation 14 1 Keypad functions All settings and functions of the pump in manual mode are set and controlled by means of key presses Immediately after the start up display sequence detailed above the manual mode main screen will be displayed The currentl
21. MC 5C to 40C 41F to 104F 40C to 70C 40F to 158F 2 000m 6 560ft 80 up to 31C 88F decreasing linearly to 50 at 40C 104F 2 lt 70dB A at 1m Note 520 drive models are C ETL US listed Cert to std CAN CSA C22 2 No 1010 92 Conforms to std UL 61010A 1 April 30 2002 Note 520 drive models have been tested in accordance with BS EN 61000 6 2 2001 EN 61000 4 4 Fast Transient and Burst Tests to Industrial limits ie Level 3 2kV Protect from prolonged UV exposure Watson Marlow 520SN IP66 NEMA 4X User Manual 11 Standards Safety of machinery electrical equipment of machines BS EN 60204 1 Safety requirements for electrical equipment for measurement BS EN 61010 1 in control and laboratory use corporating A2 Category 2 Pollution degree 2 Degrees of protection provided by enclosures IP code BS EN 60529 amendments 1 and 2 Conducted emissions BS EN 55011 Al and A2 Class A called by BS EN61000 6 4 Radiated emissions BS EN 55011 Al and A2 Class A called by BS EN61000 6 4 EC harmonised Electrostatic discharge BS EN 61000 4 2 Radiated RF immunity standards BS EN 61000 4 3 A1 and A2 called by BS EN 61000 6 2 Fast transient burst BS EN 61000 4 4 Al and A2 Level 3 2kV called by BS EN 61000 6 2 Surge immunity BS EN 61000 4 5 Al and A2 called by BS EN 61000 6 2 Conducted RF immunity BS EN 61000 4 6 called by BS EN 61000 6 2 Voltage dips and interruptions
22. N IP66 NEMA 4X User Manual 5 520REL Neoprene 520REL Marprene Sta Pure Chem Sure Pumpsil Bioprene TL ml min ml min 0 1 0 18 0 70 1 6 0 17 0 67 1 5 220rpm 390 1500 3500 370 1500 3300 520REL Neoprene Sta Pure 520REL Marprene Chem Sure Pumpsil Bioprene TL USGPH USGPH 0 1 0 003 0 01 0 03 0 003 0 01 0 02 220rpm 6 1 25 55 5 9 23 53 520REM Sta Pure Chem Sure 520REM Marprene Bioprene ml min TM ml min 0 1 220rpm 0 18 390 0 70 1500 0 17 370 0 67 1500 520REM Sta Pure Chem Sure 520REM Marprene Bioprene USGPH TM USGPH 0 1 220rpm 0 003 6 1 0 01 25 0 003 5 9 0 01 23 520REH Marprene Bioprene 520REH Marprene Bioprene TH Sta Pure ml min TH Sta Pure USGPH 0 1 220rpm 0 20 450 0 003 7 1 N Performance curves Marprene continuous tubing 1 6mm wall 200rpm clockwise rotation gt af A8 o oO 0 5 1 15 2 suction bar pressure bar Marprene continuous tubing 1 6mm wall 200rpm counter clockwise rotation A 4 5 0 05 suction bar pressure bar Watson Marlow 520SN IP66 NEMA 4X User Manual 53 Marprene continuous tubing 2 4mm wall 200rpm clockwise rotation Watson Marlow 520SN IP66 NEMA 4X User Manual 54 Marprene TL element 0 2 bar 0 30psi 200rpm counter clockwise rotation 3500 __ _r_ _ mm_m_ _ 3000 Hmm 2500 E 2000 E 1500 DAmm 1000 i 500 3mm o z D Si 0 5 1
23. Press STOP to confirm e The pump calculates the volume of fluid pumped for each pumphead revolu tion The value from this calculation is saved for use in manual mode displays e The pump displays a confirmation screen for four seconds and returns the user to the manual mode main screen with millilitres per minute shown e The pump can now display millilitres per minute revolutions per minute or both Press the START key while the pump is running to cycle though the three display options Note Always recalibrate after changing pump tubes fluid or any connecting pipework It is also recommended that the pump is recalibrated periodically to main tain accuracy Note If the pump power is cycled while flow rate is displayed calibration is lost and a warning is displayed 16 1 Exit To return to the manual mode main screen select Exit using the UP and DOWN keys Confirm by pressing STOP Watson Marlow 520DuN IP66 NEMA 4X User Manual 32 17 520N module removal and replacement To remove the 520N watertight module The module is secured to the back of the drive unit by six M5x12 Pozidriv counter sunk stainless steel screws e Remove the six screws using a suitable crosspoint screwdriver leaving the top centre screw till last Even when all screws have been removed the sealing strip may cause the module to adhere to the drive If so a gentle tap will free it Do not use a tool to lever it off The sealing strip sho
24. STOP has no effect if the pump is not running If the pump is running press ing STOP stops the pump The display will continue to show the previous speed and direction The pump will return to this speed and direction when the START key is pressed again STOP is also used in the MemoDose facility while calibrating the pump setting the maximum speed and as an enter key similar to the Return key ona personal computer UP increases the speed shown on the display in minimum steps of 0 1 rpm unless the speed displayed is already the maximum allowed speed If the pump is then started by pressing the START key it will operate at the new speed If the pump is running when UP in pressed the change takes effect immediately Note After a speed change a screen showing the new rpm figure and the new flowrate is displayed for four seconds before returning the user to the pre viously set manual mode main screen rpm or flowrate e DOWN decreases the speed shown on the display in minimum steps of 0 1 rpm If the pump is then started by pressing the START key it operates at the new speed The minimum speed possible is 0 1 rpm If the pump is running when DOWN is pressed the change takes effect immediately Note After a speed change a screen showing the new rpm figure and the new flowrate is displayed for four seconds before returning the user to the pre viously set manual mode main screen rpm or flowrate Note You can reduce the pump
25. Tube monitor bare lead Leak detector kit Leak detector kit Watson Marlow 520SN IP66 NEMA 4X User Manual 059 3121 000 059 3122 000 059 3123 000 059 3125 000 059 3002 000 059 3022 000 059 5072 000 059 507N 000 059 4001 000 059 5001 000 059 5052 000 059 5101 000 059 5100 016 059 5100 032 059 5100 048 059 5100 064 059 5100 080 059 4501 520 059 450N 520 059 8121 000 059 8131 000 ompatibili 520Du 520Di 520Du 520Di 520Di 520U 520Du 520Di 520U 520Du 520Di 520Di 520DIN 520Di All models All models All models All models All models All models All models All models 520U 520Du 520Di 520UN 520DuN 520DiN 520U 520Du 520Di 520UN 520DuN 520DiN 60 29 Trademarks Watson Marlow Bioprene Pumpsil LoadSure and Marprene are trademarks of Watson Marlow Limited Fluorel is a trademark of 3M Sta Pure and Chem Sure are trademarks of W L Gore and Associates 30 Warning not to use pumps in patient connected applications Warning These products are not designed for use in and should not be used for patient connected applications 31 Publication history m 520sn ip66 gb 05 htm Watson Marlow 520SN IP66 NEMA 4X First published 02 04 Revised 03 06 Revised 01 08 Watson Marlow 520SN IP66 NEMA 4X User Manual 61 32 Decontamination certificate In compliance with the UK Health and Safety at Work Act and the Control of Substances Hazardous to Health R
26. different from those listed above Check against your purchase order Watson Marlow 520SN IP66 NEMA 4X User Manual 4 Storage This product has an extended shelf life However care should be taken after storage to ensure that all parts function correctly Users should be aware that the pump con tains a battery with an unused life of seven years Long term storage is not recom mended for peristaltic pump tubing Please observe the storage recommendations and use by dates which apply to tubing you may wish to bring into service after stor age 5 Information for returning pumps Equipment which has been contaminated with or exposed to body fluids toxic chemicals or any other substance hazardous to health must be decontaminated before it is returned to Watson Marlow or its distributor A certificate included at the rear of these operating instructions or signed state ment must be attached to the outside of the shipping carton This certificate is required even if the pump is unused See 32 Decontamination certificate If the pump has been used the fluids that have been in contact with the pump and the cleaning procedure must be specified along with a statement that the equipment has been decontaminated Watson Marlow 520SN IP66 NEMA 4X User Manual 5 6 Peristaltic pumps an overview Peristaltic pumps are the simplest possible pump with no valves seals or glands to clog or corrode The fluid contacts only the bore of a tub
27. direction Indoor use to provide a with satisfactory There must be no degree of protection operation of the harmful effect water 13 against dust and equipment Complete jet spraying water oil and protection against non corrosive coolants contact Indoor or outdoor use to provide a degree of Protection against protection against Protection against heavy seas or powerful splashing water wind ingress of dust dust water jets Water must blown dust and rain 6 tight Complete not enter the 4X hose directed water undamaged by the formation of ice on the enclosure Resist corrosion 200 hour salt spray 520N cased pumps are rated to NEMA 4X indoor use only 10 Pump specifications Control range turndown ratio Supply voltage frequency Maximum voltage fluctuation Installation category overvoltage category Power consumption Full load current Eprom version Enclosure rating Pumphead options Operating temperature range Storage temperature range Maximum altitude Humidity non condensing Pollution degree Noise 0 1 220rpm 2200 1 100 120V 200 240V 50 60Hz 1ph 10 of nominal voltage A well regulated electrical mains supply is required along with cable connections to the best practice of noise immunity IT 135VA lt 0 6A at 230V lt 1 25A at 115V Accessible through pump software IP66 to BS EN 60529 NEMA 4X to NEMA 250 520R 501RL 313 314 505L 505BA 505CA 314MC 318
28. e eliminating the risk of the pump contaminating the fluid or the fluid contaminating the pump Peristaltic pumps can operate dry without risk How they work A compressible tube is squeezed between a roller and a track on an arc of a circle creating a seal at the point of contact As the roller advances along the tube the seal also advances After the roller has passed the tube returns to its original shape creating a partial vacuum which is filled by fluid drawn from the inlet port Before the roller reaches the end of the track a second roller compresses the tube at the start of the track isolating a packet of fluid between the compression points As the first roller leaves the track the second continues to advance expelling the packet of fluid through the pump s discharge port At the same time a new partial vacuum is created behind the second roller into which more fluid is drawn from the inlet port Backflow and siphoning do not occur and the pump effectively seals the tube when it is inactive No valves are needed The principle may be demonstrated by squeezing a soft tube between thumb and finger and sliding it along fluid is expelled from one end of the tube while more is drawn in at the other Animal digestive tracts function in a similar way Suitable applications Peristaltic pumping is ideal for most fluids including viscous shear sensitive corro sive and abrasive fluids and those containing suspended solids T
29. e keypad lock on and Off Only the START and STOP keys are active when keypad lock is on The pad lock icon is displayed e STOP STOP within half a second shortcut entry to the MemoDose menu when in MemoDose shortcut return to manual mode main screen See 15 MemoDose Note The maximum allowed speed of the drive defaults to 220 rpm It is possible to set this limit at any speed up to this value See 14 8 Set maximum speed Note Confirmation screens are displayed for 4 seconds While they are displayed a single press on any key removes them 14 2 Keypad lock The keypad can be locked to prevent changes to pump speed or other settings and make it possible only to start or stop the pump The padlock symbol shows on the display e While the pump is running hold down the START key for two seconds The padlock symbol shows and only the START and STOP keys function e The keypad may also be locked while the pump is stopped Hold down the STOP key for two seconds The padlock symbol shows and only the START and STOP keys function To unlock the keypad while the pump is running hold down the START key for two seconds The padlock symbol is removed If the pump is stopped hold down the STOP key until the padlock symbol is removed 14 3 Keypad beep The pump keypad can operate silently or indicate a positive key press with a beep sound To toggle the sound on and off stop the pump Turn off the mains power switch at the rear of the
30. e size at the new speed For example e Press the STOP key twice within half a second The pump displays the manual mode main screen e Do not start the pump Doing so erases the previously recorded master dose and replaces it in the pump s memory with the current unmea sured dose Adjust the speed showing on the display using the UP or DOWN keys Press the STOP key twice within half a second to return to MemoDose The dis play shows the previous percentage dose size The pump will dose at the new speed Note To retain the MemoDose value through a power interruption the pump must be in auto restart mode The dosing cycle will resume at the start of a dose and wait for START to be pressed with the MemoDose percentage screen displayed See 14 7 Auto restart Watson Marlow 520SN IP66 NEMA 4X User Manual 30 16 Flow calibration The pump can display flowrate in millilitres per minute as well as speed in revolu tions per minute For example e In the manual mode main screen set the appropriate pump speed and direc tion using the UP or DOWN keys and the DIRECTION key A slower speed may make it easier for the user to measure accurately though a slower speed may not represent the duty dondition Place a suitable measuring vessel under the pump delivery tube Press START The pump runs and fluid is pumped into the vessel The volume pumped is not important but the greater the volume the more accurate the flow per
31. educing the flow Tube with a larger bore may not have sufficient strength to restitute fully Flooded suction will enhance pumping performance in all cases particularly for materials of a viscous nature Do recalibrate after changing pump tubes fluid or any connecting pipework It is also recommended that the pump is recalibrated periodically to maintain accuracy IP66 NEMA 4X models may be hosed down but should not be immersed Protect from prolonged UV exposure When using Marprene or Bioprene continuous tubing do re tension the tube after the first 30 minutes of running Tube selection The chemical compatibility lists published in Watson Marlow pub lications are guides If in doubt about the compatibility of a tube material and the duty fluid request a Watson Marlow tube sample card for immersion trials Watson Marlow 520SN IP66 NEMA 4X User Manual 15 10 Connecting this product to a power supply The voltage selector is mounted in the switchplate at the rear of the pump protected from water by the 520N module The module must be removed to allow access to the switchplate See 17 520N module removal and replacement Set the voltage selector to 115V for 100 120V 50 60Hz supplies or 230V for 200 240V 50 60Hz supplies Always check the volt age selector switch before connecting the mains sup ply Make suitable connection to an earthed single phase mains electricity supply Power cable The pump is supplied f
32. egulations you are required to declare the sub stances which have been in contact with product s you return to Watson Marlow or its subsidiaries or distributors Failure to do so will cause delays Please ensure that you fax us this form and receive an RGA Returned Goods Authorisation before you despatch the product s A copy of this form must be attached to the outside of the packaging containing the product s Please complete a separate decontamination certificate for each product You are responsible for cleaning and decontaminating the product s before return Your name Address Postcode zip Telephone Product type To speed the repair please describe all known faults The product has Names of chemicals handled with product s Precautions to be taken in handling these chemicals Action to be taken in the event of human contact Signature Company Country Fax Serial number Been used o O Not been used If the product has been used please complete all the following sections If the product has not been used please just sign this form I understand that the personal data collected will be kept confidentially in accordance with the UK Data Protection Act 1998 RGA number Your position Date Please print out sign and fax to Watson Marlow Pumps at 44 1326 376009 Watson Marlow 520SN IP66 NEMA 4X User Manual 62
33. excluded and retain their one year standard pump head warranty The drive they are attached to is subject to the five year war ranty as set out here Ancillaries such as leak detectors are excluded Watson Marlow 520SN IP66 NEMA 4X User Manual 3 4 When you unpack your pump Unpack all parts carefully retaining the packaging until you are sure all components are present and in good order Check against the components supplied lists below Packaging disposal Dispose of packaging materials safely and in accordance with regulations in your area Pay particular attention to the expanded polystyrene shockproof shells The outer carton is made of corrugated cardboard and can be recycled Inspection Check that all components are present Inspect components for damage in transit If anything is missing or damaged contact your distributor immediately Components supplied 520SN pump IP66 NEMA 4X e The 520SN pump drive unit fitted with e 520R2 or other pumphead see 8 Pump specifications if specified as a pump e A 520N watertight module providing pump ingress protection to IP66 NEMA 4x Note the module is attached for transit but must be removed for voltage selection and fuse inspection and then re affixed before the pump is operated The designated mains power lead for your pump PC readable CDROM containing these operating instructions e Quick Start manual Note Some versions of this product will include components
34. f damaged Replace the rotor as described under Rotor replacement above Watson Marlow 520SN IP66 NEMA 4X User Manual 46 General guide to cleaning with solvents Aliphatic hydrocarbons Aromatic hydrocarbons Ketone solvents Halogenated chlorinated solvents Alcohols general Glycols Ester solvents Ether solvents Remove guard Minimize rotor cap and clutch boot exposure to less than one minute risk of attack Re lubricate follower and tube guide rollers Remove guard Minimize rotor cap and clutch boot exposure to less than one minute risk of attack Re lubricate follower and tube guide rollers Remove guard Minimize rotor cap and clutch boot exposure to less than one minute risk of attack Re lubricate follower and tube guide rollers Not recommended possible risk to polycarbonate tube clamp adjusters and polypropylene tube clamp locators No precaution necessary Re lubricate follower and tube guide rollers Minimize rotor cap and clutch boot exposure to less than one minute risk of attack Re lubricate follower and tube guide rollers Remove guard Minimize rotor cap and tube clamp location cap exposure to less than one minute risk of attack Re lubricate follower and tube guide rollers Not recommended possible risk to polycarbonate tube clamp adjusters and polypropylene tube clamp locators 24 520R 520R2 and 520RE rotor settings 520R 520R2 and 520RE pumpheads a
35. g that the earth wire is not pinched beneath the cover lip Take care that the sealing strip is properly seat ed to ensure a Seal Watson Marlow 520SN IP66 NEMA 4X User Manual 17 LN Fr dk di N A di ED 400 120 savoia VA C 4 Watson Marlow 520SN IP66 NEMA 4X User Manual Input line fusing type T2 5A H 250V 20mm time delayed fuse located in a fuseholder in the centre of the switch plate at the rear of the pump Power interruption This pump has an auto restart feature which when active will restore the pump to the operating state it was in when power was lost See 14 7 Auto restart Stop start power cycles Do not power up power down for more than 100 starts per hour whether manually or by means of the auto restart facility We recommend remote control where a high frequency of power cycles is required 18 11 Start up check list Note See also 22 2 Tube loading e Ensure that proper connections are achieved between the pump tube and suction and discharge piping Ensure proper connection has been made to a suitable power supply e Ensure that the recommendations in the section 9 Good pump installation practice are followed 12 Switching the pump on for the first time Note This manual uses bold type to highlight the active option in menu screens English in the first screen represented here The active option appears on the pump display in fice text Manual mode main screen
36. ges which may arise in connection with a warranty claim Conditions of and specific exceptions to the above warranty are Conditions Products must be returned by pre arrangement carriage paid to Watson Marlow or a Watson Marlow approved service centre All repairs or modifications must have been made by Watson Marlow Limited or a Watson Marlow approved service centre or with the express permission of Watson Marlow e Warranties purporting to be on behalf of Watson Marlow made by any person including representatives of Watson Marlow its subsidiaries or its distributors which do not accord with the terms of this warranty shall not be binding upon Watson Marlow unless expressly approved in writing by a Director or Manager of Watson Marlow Exceptions e The warranty shall not apply to repairs or service necessitated by normal wear and tear or for lack of reasonable and proper maintenance All tubing and pumping elements as consumable items are excluded Products which in the judgment of Watson Marlow have been abused mis used or subjected to malicious or accidental damage or neglect are excluded e Electrical surge as a cause of failure is excluded e Chemical attack is excluded All pumphead rollers are excluded e The 620R family of pumpheads are excluded from all warranty when pumping above 2 bar while above 165rpm e Pumpheads from the 313 314 and the Microcassette ranges and any 701 extension pumpheads are
37. hey are especial ly useful for pumping operations where hygiene is important Peristaltic pumps operate on the positive displacement principle They are particu larly suitable for metering dosing and dispensing applications Pumps are easy to install simple to operate and inexpensive to maintain Watson Marlow 520SN IP66 NEMA 4X User Manual 6 7 Safety notes In the interests of safety this pump and the tubing selected should only be used by competent suitably trained personnel after they have read and understood this manual and considered any hazard involved If the pump is used in a manner not specified by Watson Marlow Ltd the protection provided by the pump may be impaired Any person who is involved in the installation or maintenance of this equipment should be fully competent to carry out the work In the UK this person should also be familiar with the Health and Safety at Work Act 1974 This symbol used on the pump and in this manual means Caution refer to accompanying documents This symbol used on the pump and in this manual means Do not allow fingers to contact moving parts This symbol used on the pump and in this manual means Recycle this product under the terms of the EU Waste Electrical and Electronic Equipment WEEE Directive transportation installation starting up maintenance and repair should be performed by qualified personnel only The unit must be isolated from mains power while work i
38. ions without notice This manual is intended for use only with the pump it was issued with Earlier or later models may differ The most up to date manuals appear on the Watson Marlow website http www watson marlow com Watson Marlow 520SN IP66 NEMA 4X User Manual 2 3 Five year warranty 520 cased pumps 620 cased pumps and 720 cased pumps For any 520 620 or 720 cased pump purchased after 1 January 2007 Watson Marlow Limited Watson Marlow warrants subject to the conditions and excep tions below through either Watson Marlow its subsidiaries or its authorised distrib utors to repair or replace free of charge any part of the product which fails within five years of the day of manufacture of the product Such failure must have occurred because of defect in material or workmanship and not as a result of operation of the product other than in normal operation as defined in this pump manual Watson Marlow shall not be liable for any loss damage or expense directly or indi rectly related to or arising out of the use of its products including damage or injury caused to other products machinery buildings or property and Watson Marlow Shall not be liable for consequential damages including without limitation lost prof its loss of time inconvenience loss of product being pumped and loss of produc tion This warranty does not obligate Watson Marlow to bear any costs of removal installation transportation or other char
39. itted with a cable gland and approximately 2 8m of power cable Recommended cable HO5RN F3G0 75 SJTW 105C 3 18AWG max OD 8mm esin This drawing shows the cable connections from below with the interface card cover removed Power cables of NEMA 4X specification pumps are fitted with a standard US mains power plug IP66 specification pumps are supplied with no plug The colour code for the power cable is brown live blue neutral green and yellow earth Watson Marlow 520SN IP66 NEMA 4X User Manual 16 If the mains power cable is inappropriate for your installation it can be changed This operation can be carried out with the 520N module in place or after it has been removed as shown here for clarity e Remove the six screws from the interface card cover underneath the pump Lift off the interface card cover You may find it convenient to remove the cover completely if so remove the cover earth lead Undo the terminal block connectors Remove the restraining clip by sliding its jaws sideways in opposite directions e Loosen the cable gland using a 19mm wrench and remove the gland and the cable e Thread a replacement cable through the three parts of the gland the pump case and the restraining clip Connect the new cable to the block connectors following the drawing above e Tighten the restraining clip and the gland to 2 5Nm Check that the card cover earth link is secure Replace the card cover checkin
40. lect MemoDose Press STOP to confirm OR 2 Press the STOP key once The pump stops This may make it easier to ensure that the quantity of fluid that has been dispensed is sufficiently pre cise Then press the STOP key twice within half a second The pump dis plays the MemoDose Calibration screen Use the UP or DOWN keys to select MemoDose Press STOP to confirm Watson Marlow 520SN IP66 NEMA 4X User Manual 28 To repeat the dose E fi ti MMA For example e The pump has recorded the number of pumphead revolutions required to dis pense the master dose If the volume of fluid in the measuring vessel is the volume required press START to repeat the dose e If the volume in the measuring vessel differs from the volume required the percentage setting may be adjusted within the limits 1 to 999 of the mas ter dose Use the UP or DOWN keys to alter the percentage Press START to dispense the new dose The display counts down as the dose proceeds and stops when the dose is complete e If STOP is pressed during dosing the pump stops and returns the user to the MemoDose percentage screen Press the STOP key twice within half a second if you wish to exit MemoDose and return to manual operation Watson Marlow 520SN IP66 NEMA 4X User Manual 29 15 1 Changing dosing speed The user must exit MemoDose in order to change pump speed and direction After returning to MemoDose the pump dispenses the previous dos
41. ng performance against time Flow rates may also vary due to normal manufacturing tolerances of the tubing These tolerances will make flow rate variance more pronounced at smaller bore sizes 520R and 520R2 All performance figures for the 520R and 520R2 pumpheads have been recorded against peak pipeline pressures Although rated to 2bar 30psi peak pressure this pump will generate in excess of 2bar 30psi peak pressure if the pipeline is restricted Where it is important that 2bar 30psi is not exceeded pressure relief valves should be installed in the pipeline Viscosity handling is maximised by using 2 4mm wall tubing with the 520R2 pump head Flow rates are normalised test values obtained using 225mm 8 7 4 of new tubing measured from the inside faces of the tube clamps and the pumphead rotating clockwise pumping water at 20C with negligible inlet and discharge pressures Note Flow rates quoted are for 1 6mm and 2 4mm wall tubes Tubes of 0 5mm and 0 8mm bore are only available in 1 6mm wall thickness except for platinum cured sil icone Tubes of 9 6mm bore are only available in 2 4mm wall thickness Watson Marlow 520SN IP66 NEMA 4X User Manual 49 520RE Performance figures for the 520REL and 520REM have been recorded against 2bar peak pressure and 4bar peak pressure respectively Performance figures for the 520REH have been recorded against 7bar constant pres sure Although the 520REL is rated to 2bar 30psi
42. o place To disconnect hold the pump securely and pull the connector outer sleeve and twist counter clockwise while pulling the female connector away Watson Marlow 520SN IP66 NEMA 4X User Manual 45 23 520R 520R2 and 520RE maintenance As part of regular cleaning and maintenance and at least every three months lubricate the pivot points the follower rollers and the tube guide rollers with Ultra Lube PA 1240 which is a non toxic perfluoroether based grease The stainless steel pumping rollers run on externally sealed bearings and are lubricated for life e Check that the pumphead track rotor rollers and spring loaded tube clamps are clean and operating properly e If fluid is spilled inside the pumphead it should be cleaned as soon as possible as reducing exposure time to contamination will prolong pumphead service life To clean the pumphead remove the rotor as described under Rotor removal above Flush the pumphead out with water and mild detergent or suitable cleaning agent Clean the rotor and rollers in the same way If specific cleaning agents are required to clean the spillage consult the general guide to cleaning with solvents below or Watson Marlow technical support office before proceed ing in order to confirm chemical compatibility Note the pumphead guard rotor cap and clutch boot should be removed in advance of some cleaning regimes See the table below These components are available as spares i
43. oltage selector switch Check the mains power switch at the rear of the pump Check that mains power is available to the pump Check the fuse in the fuseholder in the centre of the switchplate at the rear of the pump Check the fuse in the mains power plug if one is present If the pump runs but there is little or no flow make the following checks Check that the tube and rotor are in the pumphead Check that fluid is supplied to the pump Check that the tube is not split or burst Check for any kinks or blockages in the lines Check that any valves in the lines are open Check that the correct wall thickness tube is being used Check direction of rotation Check that the rotor is not slipping on the drive shaft Watson Marlow 520DuN IP66 NEMA 4X User Manual 34 18 1 Error codes If an internal error occurs a flashing error screen is displayed Note Signal out of range Over signal No signal and Leak detected error screens report the nature of an external signal They do not flash RAM write error RAM corruption OTP ROM error corruption OTP ROM read error Unknown pump type Display failure Wrong key press Motor stalled Tacho fault Speed error Over current Over voltage Under voltage Watchdog error Over temperature Unrecognised key press Work overload General error condition Attempt to reset by switching power OFF ON Or seek support Attempt to reset by switching power O
44. pump Depress the UP and DIRECTION keys while switching on the mains power switch at the rear of the pump Watson Marlow 520SN IP66 NEMA 4X User Manual 24 14 4 To reset defaults All settings can be re set to factory defaults Turn off the mains power switch at the rear of the pump Depress the DIRECTION key while switching on the mains power switch at the rear of the pump A warning screen is displayed briefly followed by a screen asking the user to confirm that factory defaults are to be reset Select Yes or No using the UP and DOWN keys Confirm by pressing STOP If Yes was confirmed the pump resets all user settable data to default values and displays the manual mode main screen If No was confirmed no change is made and the manual mode main screen is displayed The language of display screens may be reset only by resetting defaults 14 5 To reset language The language of display screens is set on initial start up To reset language reset all defaults see 14 4 To reset defaults 14 6 Backlight To turn the display backlight on Depress the STOP and UP keys together To turn the display backlight off Depress the STOP and DOWN keys together Watson Marlow 520SN IP66 NEMA 4X User Manual 25 14 7 Auto restart This pump offers an auto restart feature When active on power loss it will restore the pump when power returns to the operating state it was in when power was lost It does not operate when powe
45. re engages before tube fitting is complete depress the clutch button again and turn the rotor a few degrees Feed the tubing element around the pumphead track turning the rotor as nec essary Make sure the tubing is not twisted or pinched between the guide rollers and the track Slide the second connector D flange into the upper connector D slot e Check that the element lies in the middle of the track and that the connectior flanges are pushed fully home e Close the guard pushing it fully home until the latch engages e Connect suitable pipework to the pumphead tubing using appropriate connec tors See below Watson Marlow 520SN IP66 NEMA 4X User Manual 44 22 5 520RE Element connection Select suitable tubing to connect to the tubing element supply and discharge con nectors Check that its pressure rating is appropriate to the application Sanitary in mini Tri clamp connectors Sanitary connectors are connected to a tubing system using mini Tri clamps and gaskets Hold the connector end of the supply or discharge tube against the element connector with a gasket between them Use a Tri clamp to engage both flanges squarely close it and tighten Industrial quick release connectors Industrial connectors are connected to a tubing system using quick release fittings mm L 7 Hold the pump securely and push the female fitting available from Watson Marlow Bredel over the element until it clicks int
46. re factory set to give optimum tube life with Watson Marlow tubing and elements Radial roller positions should not be adjusted in any circumstances as this will adversely affect pumphead performance and inval idate warranty Tamper proof rotor arm occlusion setting screws are fitted to warn operators from occlusion adjustment Tubing with a wall thickness other than 1 6mm or 2 4mm can be used only with a pumphead set up for that purpose during manu facture Contact Watson Marlow after sales Watson Marlow 520SN IP66 NEMA 4X User Manual 47 25 Pumphead spares 053 1011 100 520R 053 1011 2L0 520R2 053 1011 ELO 520REL 053 1011 EM0 520REM 053 1011 EH0 520REH i MNA2050A 520R 520R2 Pumphead guard complete with tool unlockable latch Track assembiy for cased pumps complete with spring loaded tube clamps Rotor cover rotor cap and clutch button 2 MNA2045A 520R 520R2 3 MNA2076A 520R 1 6mm wall tube MNA2077A 520R2 2 4mm wall tube MNA2148A grey 520REL MNA2149A beige 520REM MNA2150A blue 520REH 4 MN2011M Clutch 560022 Clutch spring 5 MNA2043A 520R 1 6mm wall tube Rotor assembly complete with MNA2001A 520R2 2 4mm wall tube pumping rollers follower rollers MNA2138A 520REL 0 2 bar 0 30 psi and tube guide rollers MNA2139A 520REM 2 4 bar 30 60 psi MNA2140A 520REH 4 7 bar 60 100 psi 6 MNA2006A 520R 520R2 8 9 MN2002M 520R 520R2 MN2131M 520RE MNA2005A 520R 520R
47. ring down in the middle of a dose when the pump is restarted it will await a press on the START key to begin the interrupted dose again Auto restart is retained while the pump is switched off When the pump starts running look for the symbol on the display This symbol indicates that the pump is set for auto restart To turn the auto restart facility on Turn off the mains power switch at the rear of the pump Depress the START key while switching on the mains power switch at the rear of the pump To turn the auto restart facility off Turn off the mains power switch at the rear of the pump Depress the STOP key while switching on the mains power switch at the rear of the pump Watson Marlow 520DuN IP66 NEMA 4X User Manual 26 14 8 Maximum allowed speed To set the maximum allowed speed Depress the STOP and DIRECTION keys together The display shows the currently chosen maximum allowed speed Use the UP and DOWN keys to change the maximum allowed speed Press STOP to confirm The pump redisplays the manual mode main screen showing the new maximum allowed speed 14 9 Speed To change the running speed Use the UP and DOWN keys to change the pump s running speed within limits of 0 1 rpm and the maximum allowed speed Note You can reduce the pump speed from 0 1 rpm to 0 rpm by a further press on the DOWN key The pump is still in the running state and the rotation symbol will continue to move Press the
48. s being carried out The motor must be secured against accidental start up There is a user replaceable type T2 5A H 250V fuse in the fuseholder in the centre of the switchplate at the back of the pump In some countries the mains power plug contains an additional replaceable fuse There is a fuse on the interface card which self resets after five seconds There are no user serviceable fuses or parts inside this pump Fundamental work with regard to lifting Watson Marlow 520SN IP66 NEMA 4X User Manual 7 There are moving parts inside the pumphead Before opening the tool unlockable pumphead guard ensure that the following safety directions are fol lowed e Ensure that the pump is isolated from the mains power e Ensure that there is no pressure in the pipeline e If a tube failure has occurred ensure that any fluid in the pumphead has been allowed to drain to a suitable vessel container or drain Protective clothing and eye protection must be worn if hazardous fluids are pumped Primary operator protection from rotating parts of the pump is provided by the pumphead safeguard Note that safeguards differ depending on the type of pumphead See the pumphead section of this manual This pump must be used only for its intended purpose The pump must be accessible at all times to facilitate operation and maintenance Access points must not be obstructed or blocked Do not fit any devices to the drive unit other than
49. speed from 0 1 rpm to 0 rpm by a further press on the DOWN key The pump is still in the running state and the rotation symbol will continue to move Press the UP key to return the pump to the min imum speed e DIRECTION toggles the direction of rotation shown on the display If the pump is then started by pressing the START key it rotates in the new direc tion If the pump is running when DIRECTION is pressed the change takes effect immediately Key press combinations cause the pump to function as follows e DIRECTION on power up resets defaults DIRECTION and UP on power up toggles the keypad beep on and off START on power up switches on the Auto restart facility See 14 7 Auto restart STOP on power up switches off the Auto restart facility See 14 7 Auto restart STOP and UP while the pump is stopped turns the display backlight on STOP and DOWN while the pump is stopped turns the display backlight off STOP and DIRECTION set the maximum allowed speed DIRECTION and DOWN interrupts the display to show the pump s ROM ver sion for four seconds Watson Marlow 520SN IP66 NEMA 4X User Manual 23 e MAX and UP sets the pump to maximum allowed speed MAX and DOWN sets the pump to minimum speed START pressed and held for two seconds toggles the keypad lock on and off Only the START and STOP keys are active when keypad lock is on The pad lock icon is displayed STOP pressed and held for two seconds toggles th
50. t beds in Re tension so that 225mm 8 ein of tubing sits between the inside faces of the spring loaded parts of the tube clamps 22 3 520RE fitting the drain port The drain port is an optional extra supplied with the pumphead It is strongly rec ommended that users fit it before the pump is operated It may be done with the rotor in position or removed e Remove the drain plug from the bottom of the pumphead The drain plug is flexible It may be removed using finger pressure from within the pumphead or by accessing its flange from outside with a fingernail Drop the port into position from inside the pumphead Fit the supplied port retaining nut sin BSP and finger tighten e Fit drainage pipework as required not supplied Watson Marlow 520SN IP66 NEMA 4X User Manual 42 22 4 520RE Element loading 520RE tubing element pumpheads are factory set to accept Watson Marlow 2 4mm wall tubing elements Elements fitted with either quick release industrial connectors or Tri clamp sanitary connectors may be used however it is vital to match the pressure rating of the element with the pressure rating of the pumphead so that the correct roller spring rate and occlusion settings are used The pressure rat ing of the pumphead appears on the flexible rotor cap in the centre of the rotor The pressure rating of the element appears on the connector sleeve Note that the rotor cap and the element connector sleeve are colour coded
51. tributors for service 20 Drive spares Replaceable main fuse type T2 5A H 250V 20mm FS0064 Foot MN2507M Watson Marlow 520SN IP66 NEMA 4X User Manual 36 21 The 520R 520R2 and 520RE pumpheads Identification of parts M 000090009001n H CW d i 1 Guard latch 5 Rotor cap 9 2 Guard 520R 520R2 6 Tube guide roller a Lil 3 Track 7 Rotor 4 Clutch button cover 8 Follower roller 13 Watson Marlow 520SN IP66 NEMA 4X User Manual Pumping roller Tube clamp slider 520R 520R2 Tube clamp 520R 520R2 Guard with seal 520RE Drain port 520RE 37 21 1 Pumphead position removal and replacement The pumphead track can be fitted in one of three orientations to provide right up or down input output port positions whichever is convenient Position the pump head so that the tube ports face up or down only where the drive is placed on the bench edge otherwise the pump tube or the hinged guard will impact the bench Do not position the pumphead so that the tube ports face the keypad Doing so may result in a safety risk The pump can be configured for clockwise or counter clockwise rotor rotation Please note however that tube life will be greater if the rotor rotates clockwise and that performance against pressure will be maximised if the rotor rotates counter clock wise To reposition the track e Open the pumphead guard as described under 22 1 Opening the pumphead guard below
52. uld be retained within its channel on the face of the mod ule The transparent on off switch cover should be retained on its flange on the face of the module Check the integrity of the seal and the transparent on off switch cover If either is damaged it must be renewed to maintain ingress pro tection e If necessary remove the module s earth link from the back of the drive However the link is long enough to allow the module to fold back to give access to the back of the drive To replace the 520N watertight module e Check that the fuse in the fuseholder ringed in the centre of the switchplate does not need to be replaced Check that the voltage selector switch is correct ly positioned for your power supply Watson Marlow 520DuN IP66 NEMA 4X User Manual 33 e Check that the sealing strip is fully in its channel on the face of the module Attach the module s earth link wire Replace and tighten its screw to 2Nm e Hold the module in place taking care not to disturb the seal or pinch the earth link wire and screw in the six retaining screws top centre screw first Tighten to 2 5Nm Note Ensure that the 520N module is properly fitted at all times using all six screws Without the module and the screws the screw holes may corrode and IP66 NEMA4X protection will be compromised 18 Troubleshooting If the pump display remains blank when the pump is switched on make the follow ing checks Check the position of the v
53. y selected rotation direction is indicated on the display by a clockwise or count er clockwise segmented arrow If an exclamation mark shows it indi cates that Auto restart is on see 14 7 Auto restart If a padlock icon ei shows it indicates that Keypad lock is on see 14 2 Keypad lock A brief single press on each key trig gers a beep sound if enabled see 14 3 Keypad beep and causes the pump to function as follows e START starts the pump at the speed and in the direction shown on the display The rotation symbol will become animated to confirm that the pump is operating We recommend that the speed is reduced to a minimum 0 1 rpm before starting the pump _ For example If the pump is running when START is pressed it causes the information shown on the manual mode main screen to cycle from revolutions per minute to flowrate in millilitres per minute via a warning screen if flowrate has not been calibrated and if this is the first cycle since power up to both rpm and flowrate See 16 Calibration J a j Watson Marlow 520SN IP66 NEMA 4X User Manual 22 e MAX while pressed MAX operates the pump at the maximum allowed speed and in the direction shown on the display When released the pump returns to its previous status Note Priming can be achieved by pressing the MAX key until fluid flows through the pump and reaches the point of discharge and then releasing the MAX key
54. y of the gearbox and motor for one full revolution If the clutch re engages before tube fitting is complete depress the clutch button again and turn the rotor a few degrees Feed the tubing around the pumphead track turning the rotor as necessary Make sure the tubing is not twisted or pinched between the guide rollers and the track Ensure that the second 225mm 8 ml mark is adjacent to the inner edge of the upper tube clamp e Open the upper spring loaded tube clamp and locate the tubing into it making sure there is no residual twist in the tubing and that the tube sits centrally between the tube guide rollers Release the clamp Watson Marlow 520SN IP66 NEMA 4X User Manual 41 e The spring loaded tube clamps must grip the tubing tightly enough to stop it moving in and out of the pumphead but must not over squeeze the tube and throttle fluid flow The tubing clamps are fitted with yellow sliders which can be clicked into two positions while the clamps are held open the outer position will allow the clamps to grip the tube tightly the inner will grip the tube loose ly Adjust the sliders to prevent tube movement during a few trial rotations of the rotor Close the guard pushing it fully home until the latch engages e Connect suitable pipework to the pumphead tubing using appropriate connec tors e Remember when using Marprene or Bioprene tubing re tension the tubing after 30 minutes of running as it may grow in length as i
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