Watson-Marlow 520DUN User Manual
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Watson-Marlow 520DUN User Manual

Ip66/nema 4x pumps
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Watson-Marlow 520DuN IP66/NEMA 4X User Manual
WATSON-MARLOW BREDEL MANUALS
m-520dun-4x-gb-05
Watson-Marlow 520DuN
IP66/NEMA 4X pumps
Contents
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8.1
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9.1
9.2
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with MemoDose
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22.1 520N module fitting
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22.12 Outputs 1, 2, 3, 4
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30
31
35
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44
45
46
installation
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Summary of Contents for Watson-Marlow 520DUN

  • Page 1: Table Of Contents

    18.5 Baud 18.6 Stop bits 18.7 Xon/Xoff 18.8 Flow units 18.9 Run time 18.10 Outputs 18.11 Remote stop Watson-Marlow 520DuN IP66/NEMA 4X User Manual Dimensions General recommendations 16 Do’s and do not’s in manual mode and remote digital inputs and outputs menu screens 18.12 Auto-restart...
  • Page 2 29.4 520RE Element loading 29.5 520RE Element 30 520R, 520R2 and 520RE maintenance 31 520R, 520R2 and 520RE rotor settings Watson-Marlow 520DuN IP66/NEMA 4X User Manual tube loading drain port connection 32 Pumphead spares 33 Flow rates 34 Tubing and element...

  • Page 3: Declaration Of Conformity

    Earlier or later models may differ. The most http://www.watson-marlow.com Watson-Marlow 520DuN IP66/NEMA 4X User Manual This declaration was issued for Watson-Marlow 720DuN pumps on May 1, 2007. When this pump unit is used as a stand-alone pump it complies with: Machinery Directive 2006/42/EC, EMC Directive 2004/108/EC.

  • Page 4: Five-Year 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 520DuN IP66/NEMA 4X User Manual...

  • Page 5: When You Unpack Your Pump

    Check that all components are present. Inspect components for damage in transit. If anything is missing or damaged, contact your distributor immediately. Components supplied (520DuN pump, IP66 NEMA 4X models) The 520DuN pump drive unit fitted with: 520R2 or other pumphead (See 8 Pump specifications) if specified as a pump A 520N module providing pump ingress protection to IP66, NEMA 4X.

  • Page 6: Information For Returning Pumps

    See 39 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 520DuN IP66/NEMA 4X User Manual...

  • Page 7: Peristaltic Pumps: An Overview

    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 520DuN IP66/NEMA 4X User Manual...

  • Page 8: Safety Notes

    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. Watson-Marlow 520DuN IP66/NEMA 4X User Manual This symbol, used on the pump and in this manual, means: Caution, refer to accompanying documents.
  • Page 9 Let it cool after use before handling it. The drive unit must not be run without a pumphead fitted. Watson-Marlow 520DuN IP66/NEMA 4X User Manual This product does not comply with the ATEX directive and...

  • Page 10: Pump Specifications

    Labels fixed to the rear of the pump contain manufacturer and contact details, prod- uct reference number, serial number and model details. The same information is carried on the drive’s backplate, accessible when the 520N module is removed. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 11 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 Full calibration with default figures for a range of pumpheads and tubes. Calibration dose facility. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 12 Protection against ingress of dust (dust- tight). Complete protection against contact * 520N cased pumps are rated to NEMA 4X (indoor use) only. Watson-Marlow 520DuN IP66/NEMA 4X User Manual 1st Digit 2nd Digit Protection against dripping water falling vertically. No harmful...
  • Page 13 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. Watson-Marlow 520DuN IP66/NEMA 4X User Manual 0.1-360rpm (3,600:1) 100-120V/200-240V 50/60Hz 1ph ±10% of nominal voltage.
  • Page 14 Other standards Watson-Marlow 520DuN IP66/NEMA 4X User Manual Safety of machinery—electrical equipment of machines: Safety requirements for electrical equipment for measurement, BS EN 61010-1 incorporating A2 Category 2, Pollution degree 2 Degrees of protection provided by enclosures (IP code):...

  • Page 15: Dimensions

    8.1 Dimensions 520DuN IP66/NEMA 4X model Unit weights + 520REL, Drive only + 520R, 520R2 + 505L 520REM, 520REH 10.58kg 11.48kg 11.40kg 13.06kg IP66 NEMA 4X 23lb 5oz 25lb 5oz 25lb 2oz 28lb 13oz Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 16: Good Pump Installation Practice

    Do ensure that when 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 theIP66 / NEMA 4X rating. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 17 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 520DuN IP66/NEMA 4X User Manual...

  • Page 18: Connecting This Product To A Power Supply

    - live; blue - neutral; green and yellow - earth. Watson-Marlow 520DuN IP66/NEMA 4X User Manual The voltage selector is mounted in the switchplate at the rear of the pump, protected from water by the 520N module.
  • Page 19 Replace the card cover, checking 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 520DuN IP66/NEMA 4X User Manual...
  • Page 20 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. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 21: Start-Up Check List

    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. Watson-Marlow 520DuN IP66/NEMA 4X User Manual inverse text.
  • Page 22 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 Manual operation. Watson-Marlow 520DuN IP66/NEMA 4X User Manual Not set Analogue input Maximum...

  • Page 23: Switching The Pump On In Subsequent Power Cycles (If Not In Auto-Restart Mode)

    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 Manual operation. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 24: Manual Operation

    An example is shown here. (See START, above. See 17 Calibrate. See 18.9 Run time.) This cycle operates when the pump is stopped and when it is running. The default can be altered from within the Setup menu. See 18.3 Display. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 25 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. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 26 MemoDose, shortcut return to manual mode main screen. See 20 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 18.13 Set maximum speed. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 27: Keypad Lock

    Run/stop input connector (J4), to be able to start the pump from the keypad. If STOP is pressed the remote run / stop switch will have no effect. You cannot invert the polarity of the remote direction signal. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 28: Main Menu

    UP and DOWN keys. Note: Confirmation screens are displayed for 4 seconds. While they are displayed, a single press on any key removes them. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 29: Main Menu Entry

    Backlight, ROM, Language, Defaults, Beep, Security and Exit. Pin out details Pin out information is not relevant to the 520DuN IP66/NEMA 4X pump. Selecting Pin out details causes the pump to display a warning screen and redisplay the main menu.

  • Page 30: Pin-Secure Process Protection

    16 PIN-secure process protection The 520DuN and 520Du feature PIN-secure process protection. This allows the pump to be configured to suit the application, and for the setup to be protected by two levels of PIN code. See 18.19 Security code setup.

  • Page 31: Calibrate

    Head and tube; Tube; and Calibration dose. If Change is selected with no security code in place, the three options are displayed immediately. Use the UP and DOWN keys to make a selection. Press ENTER to confirm. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 32 If Tube is selected or a pumphead choice has just been made, the pump dis- plays a list of standard tube sizes that can be used in the pumphead previously identified. Use the UP and DOWN keys to make a selection. Press ENTER to confirm. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 33 4 minutes. You may stop the calibration dose at any time with the STOP key - but allow the pump to run as long as possible to obtain the most accurate calibration. A minimum of 15 seconds is recommended. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 34 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. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 35: Setup

    Follow the reverse procedure using the UP key to move to an item on a previous screen of the menu. Make a selection using the UP or DOWN keys and press ENTER to confirm your choice. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 36: Trim

    Apply 50% of the maximum process control signal. While the signal is being applied, press ENTER to record the signal as a calibration point. If a mistake is made, press STOP at any point in the sequence, and the pump displays the previous screen. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 37: Analogue

    Select Analogue from the Setup menu using the UP or DOWN keys and press ENTER to confirm your choice. Four options are displayed: Input 1 - speed, Scaling - stroke, Trim and Exit. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 38 The user is returned to the Analogue setup dis- play. Example figures are shown here. Alternatively the user can select Program to configure the pump to respond in a user-programmed way to any process signal range within the limits described above. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 39 The final press on ENTER causes the pump to configure the hardware and programmed response data. It briefly displays a confirmation screen and a warning that the analogue signal is not trimmed, and returns the user to the Analogue setup menu. Example values are shown here. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 40 It is recommended that a trim calibration is always performed to align the pump’s response to the actual process analogue signal. Exit Exit returns the user to the first section of the Setup menu, described above. See 18 Setup. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 41: Display

    The warning does not appear if the display screen formats are cycled again, unless the pump has been switched off in the mean time. The pump redisplays the first screen of the Setup menu. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 42: Pump Number

    18.4 Pump number The 520DuN pump can be individually controlled under RS485 as one of up to 32 pumps. First it must be given its identity number. In the first screen of the Setup menu select Pump no 1 using the UP and DOWN keys.

  • Page 43: Stop Bits

    18.6 Stop bits The 520DuN pump can be set to communicate with control devices at a choice of stop bits settings. In the second screen of the Setup menu select Stop bits using the UP and DOWN keys. Press ENTER to confirm your choice.

  • Page 44: Flow Units

    18.8 Flow units The 520DuN pump can display its flow rate in metric (SI) or US (imperial) units of volume or mass. In the second screen of the Setup menu select Flow units using the UP and DOWN keys. Press ENTER to confirm your choice.

  • Page 45: Run Time

    Setup menu. 18.9 Run time The 520DuN pump cumulatively records how many complete hours its motor runs. The figure can be displayed or reset to zero. In the third screen of the Setup menu select Run time using the UP and DOWN keys.

  • Page 46: Outputs

    18.10 Outputs The 520DuN pump offers four relay status outputs. See 12 Switching the pump on for the first time for initial startup defaults. Each of five parameters can be config- ured to any output, or more than one output.
  • Page 47 If STOP is pressed during configuration, the previous setting for the output is retained and the pump redisplays the Output selection screen. If Exit is chosen, the pump returns the user to the third screen of the Setup menu. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 48: Remote Stop

    18.11 Remote stop The 520DuN pump can be started and stopped with a remote switch between the 5V terminal and the i/p terminal of the Run/stop input, using an open=run or open=stop command sense. It also operates with a logic input between 5V and 24V on the i/p terminal of the Run/stop input.
  • Page 49 Hold down the STOP key and the DIRECTION key, and turn on the mains power switch. Watson-Marlow 520DuN IP66/NEMA 4X User Manual Even with the remote stop function disabled, the pump could still start if the remote auto/manual toggle input...

  • Page 50: Auto-Restart

    Hold down the STOP key and turn the mains power switch on. The ! symbol does not appear. Watson-Marlow 520DuN IP66/NEMA 4X User Manual Do not use auto-restart for more than 100 starts per hour. We recommend remote control where a high...

  • Page 51: Set Maximum Speed

    18.13 Set maximum speed The 520DuN pump offers a maximum speed of 220 revolutions per minute. This limit can be reduced for operational purposes. In the fourth screen of the Setup menu select Set max speed using the UP and DOWN keys. Press ENTER to confirm your choice.

  • Page 52: Rom

    In the next screen, choose a language using the UP and DOWN keys. Press ENTER to confirm your choice. The pump redisplays the fifth Setup screen in your chosen language. All screens will subsequently appear in your chosen lan- guage. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 53: Defaults

    To toggle the sound on and off, stop the pump. Turn off the mains power switch at the rear of the pump. Depress the UP and DIRECTION keys while switching on the mains power switch at the rear of the pump. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 54: Security Code

    (or a new user code if one has already been set), or to cancel all codes. Choose Set main code, Set user code or Cancel codes using the UP and DOWN keys. Press ENTER to confirm your choice. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 55: Exit

    The user is returned to the main menu. 19 Pin out details Pin out information is not relevant to the 520DuN IP66 / NEMA 4X pump. Selecting Pin out details causes the pump to display a warning screen and redisplay the main menu.

  • Page 56: Memodose

    OR ... 3. Press the STOP key. The pump stops. Press the MENU key. Use the UP or DOWN keys to select MemoDose. Press ENTER to confirm. The pump dis- plays the MemoDose screen. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 57: Changing Dosing Speed

    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. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 58: Footswitch Operation

    MemoDose facility. Keypad lock continues to operate in MemoDose if previously enabled; it can also be enabled while in MemoDose mode. See 14.2 Keypad lock. 21 Exit Press Exit in the Main menu to return to the Manual mode main screen. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 59: Automatic Control Wiring

    If either is damaged, it must be renewed to maintain ingress pro- tection. Watson-Marlow 520DuN IP66/NEMA 4X User Manual It is important to check the pump’s voltage setting to ensure that it matches the supply. The voltage selec- tion switch is on the rear panel of the drive.
  • Page 60 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. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 61: Wiring Up

    Take nor- mal anti-static precautions when handling printed circuit boards. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 62 The inside of the module is shaped to guide the cable past the printed circuit board inside. Continued pushing will feed in enough cable to grip inside the module with the fingers. Pull through sufficient cable to reach the connectors required. Leave a little slack. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 63 30V DC; maximum load 30W. Note: Also suitable for low power: ie, 1mA at 5VDC minimum. Watson-Marlow 520DuN IP66/NEMA 4X User Manual Never apply mains power to the terminals within the 520N module. Apply the correct signals to the terminals shown below.

  • Page 64: Speed: Analogue Input

    Setup menu. Otherwise the reference voltage supply from the Rem-pot connector will be overloaded and will not provide a full 10V. Watson-Marlow 520DuN IP66/NEMA 4X User Manual A remote potentiometer with a nominal value of between 1k and 2k with a minimum of 0.25W...

  • Page 65: Scaling: Analogue Input

    10V or 20mA = 1), and y is the scaled rotation speed. If Analogue 2 has been set for an inverted response, the reverse is true. See 18.2 Analogue in the Setup menu. Watson-Marlow 520DuN IP66/NEMA 4X User Manual A remote potentiometer with a nominal value of between 1k and 2k with a minimum of 0.25W...

  • Page 66: Speed: Analogue Output

    The pulse train from the pump can be used to calculate the speed of rotation or to determine the number of pumphead revolutions. This output has the required strength to be effective up to 3m from the pump. Longer cable runs require signal amplification. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 67: Run / Stop Input

    0V terminal of the Direction i/p connector (J2). Low input for clockwise rotation, high input for counter-clockwise rotation. With no connection the pump defaults to clockwise rotation. Watson-Marlow 520DuN IP66/NEMA 4X User Manual the DIRECTION key on the...

  • Page 68: Auto / Manual Toggle

    EMC gland if required. See 22.2 Wiring up. Note: Use only Watson-Marlow 520 series tube monitors. Watson-Marlow 520DuN IP66/NEMA 4X User Manual Connect a momentary contact switch such as a footswitch or a handswitch between the 5V terminal and the i/p ter- minal of the Dose i/p connector (J3).

  • Page 69: Outputs

    4 is configured to indicate General alarm status. See 12 Switching the pump on for the first time. 22.13 Supply voltages Watson-Marlow 520DuN IP66/NEMA 4X User Manual An appropriate voltage supply is available where required on each connector. In addition, supplies may be drawn from the Spare supplies connector (J12).

  • Page 70: Rs485 Input

    INT on the three-pin header; fit the shorting link of all other pumps on the network line in the position marked EXT on the three-pin header. Watson-Marlow 520DuN IP66/NEMA 4X User Manual Max load Typical use Voltage supply for inputs using remote switch.

  • Page 71: Automatic Control And Operation

    Selecting Network puts the pump into network (RS485) mode. See 24 Network control and operation. Selecting Analogue puts the pump into analogue mode. It responds to the analogue signal as soon as this is done and shows the “AUTO” icon. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 72 “AUTO” icon. Alternatively, make the remote auto / manual input go low (0V). The pump returns to manual operation and retains the set speed and run status from its previous operation in analogue mode. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 73 If keypad lock was not in place when STOP was pressed, the interruption screen offers a choice: Continue to continue auto operation, or Manual to switch to manual mode. Use the UP and DOWN keys to choose and press ENTER to confirm. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 74: Network Control And Operation

    The only keys active are STOP, AUTO/MAN and MENU. Remote stop, auto/man, dose, direction enable and direction inputs are inac- tive. Leak input is active. See 25.1 Error codes. All pump status outputs are active. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 75 Manual to set the pump to manual control (see 14 Manual operation), or Menu to display the main menu (see 15 Main menu). Use the UP and DOWN keys to choose and press ENTER to confirm. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 76: Rs485 Command Strings

    Note 4: In all cases 'n' can be any number from 1 to 32 inclusive, and by excep- tion the # symbol can be used as an all-drives command; but not with the RS, RT or ZY commands, as the results would be indeterminate. Watson-Marlow 520DuN IP66/NEMA 4X User Manual Parameters Meaning...

  • Page 77: Troubleshooting

    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...

  • Page 78: Error Codes

    RS485 fault RS485 lost General error condition Watson-Marlow 520DuN IP66/NEMA 4X User Manual Suggested action Attempt to reset by switching power OFF / ON. Or seek support Attempt to reset by switching power OFF / ON. Or seek support Attempt to reset by switching power OFF / ON.

  • Page 79: Drive Maintenance

    Replaceable main fuse, type T2,5A H 250V 20mm: FS0064 Module seal: MN2507M Module pcb: MNA2066A Glands: GR0056 Sealing washer for blanking plug and gland: GR0058 Watson-Marlow 520DuN IP66/NEMA 4X User Manual Foot: MN2507M Module switch cover: MN2505M Blanking plugs: GR0057 Snap-fit vent: MN2513B...

  • Page 80: The 520R, 520R2 And 520Re Pumpheads

    28 The 520R, 520R2 and 520RE pumpheads Identification of parts Guard latch Guard (520R, 520R2) Track Clutch button cover Watson-Marlow 520DuN IP66/NEMA 4X User Manual 520R/520R2 Rotor cap Tube guide roller Rotor Follower roller 520REL/520REM/520REH Pumping roller Tube clamp slider...

  • Page 81: Pumphead Position, Removal And Replacement

    Replace the rotor as described under Rotor replacement below. Close the guard, pushing it fully home until the latch engages. Watson-Marlow 520DuN IP66/NEMA 4X User Manual Always isolate the pump from the mains power sup- ply before opening the guard or performing any posi-...
  • Page 82 When fitted correctly, the tube guide rollers should 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 520DuN IP66/NEMA 4X User Manual...

  • Page 83: 520R2 And 520Re

    Open the guard to its full extent to create maximum clearance for the tube ports. Ensure that the rollers rotate freely and that the tube clamps are clean. Watson-Marlow 520DuN IP66/NEMA 4X User Manual Always isolate the pump from the mains power supply before opening the guard or performing any positioning, removal or maintenance activity.

  • Page 84: And 520R2 Tube Loading

    Release the clamp. Watson-Marlow 520DuN IP66/NEMA 4X User Manual ⁄ in) length onto the section of the tubing which is to be ⁄...

  • Page 85: 520Re: Fitting The Drain Port

    Drop the port into position from inside the pumphead. Fit the supplied port retaining nut ( Fit drainage pipework as required (not supplied). Watson-Marlow 520DuN IP66/NEMA 4X User Manual ⁄ in) of tubing sits between the inside faces of the spring- ⁄...

  • Page 86: 520Re Element Loading

    3.2mm, 6.4mm and Industrial Marprene Pumpsil Neoprene Chem-Sure Element connectors for industrial and sanitary use Watson-Marlow 520DuN IP66/NEMA 4X User Manual Element and rotor pressure ratings Colour of flexible rotor cap and element connector sleeve Grey Beige 520REL 520REM Pressures...
  • Page 87 Close the guard, pushing it fully home until the latch engages. Connect suitable pipework to the pumphead tubing using appropriate connec- tors. See below. Watson-Marlow 520DuN IP66/NEMA 4X User Manual Check that the conical connector sleeve of the element to be fitted is the same colour as the pumphead rotor...

  • Page 88: 520Re Element Connection

    Marlow Bredel) over the element until it clicks into 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 520DuN IP66/NEMA 4X User Manual ⁄ in mini-Tri-clamp connectors...

  • Page 89: 520R2 And 520Re Maintenance

    These components are available as spares if damaged. Replace the rotor as described under Rotor replacement, above. Watson-Marlow 520DuN IP66/NEMA 4X User Manual Always isolate the pump from the mains power supply before opening the guard or performing any positioning,...

  • Page 90: 520R2 And 520Re Rotor Settings

    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 520DuN IP66/NEMA 4X User Manual Cleaning precautions Remove guard. Minimize rotor cap and clutch boot exposure to less than one minute (risk of attack).

  • Page 91: Pumphead Spares

    MN2131M (520RE) MNA2005A (520R, 520R2) MN2002M (520R, 520R2) MN2034B MN2005M MNA2147A (520RE) MNA2144A (520RE) MN2023T and MN2003T (520RE) Parts may be ordered individually. Watson-Marlow 520DuN IP66/NEMA 4X User Manual 520REL/520REM/520REH 520R 520R2 520REL 520REM 520REH Pumphead guard complete with tool-unlockable latch...

  • Page 92: Flow Rates

    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 silicone. Tubes of 9.6mm bore are only available in 2.4mm wall thickness. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 93 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 520DuN IP66/NEMA 4X User Manual...
  • Page 94 520DuN/R, 520DuN/R2 0.1- 220rpm 520R Fluorel (USGPH) Speed range 520DuN/R, 520DuN/R2 0.1- 220rpm Watson-Marlow 520DuN IP66/NEMA 4X User Manual 0.5mm 0.8mm 1.6mm 3.2mm 4.8mm 6.4mm 8.0mm 9.6mm 0.004- 0.01- 0.04- 0.18- 0.5mm 0.8mm 1.6mm 3.2mm 4.8mm 6.4mm 8.0mm 9.6mm 0.004- 0.01- 0.04-...
  • Page 95 0.1- 220rpm Speed range 520DuN/REM 0.1-220rpm Speed range 520DuN/REM 0.1-220rpm Speed range 520DuN/REH 0.1-220rpm Watson-Marlow 520DuN IP66/NEMA 4X User Manual 520REL Neoprene, Sta-Pure, Chem-Sure, Pumpsil (ml/min) 3.2mm 6.4mm 9.6mm 0.18- 0.70- 1.6- 1500 3500 520REL Neoprene, Sta-Pure, Chem-Sure, Pumpsil (USGPH) 3.2mm...
  • Page 96 Performance curves Marprene continuous tubing, 1.6mm wall, 200rpm, clockwise rotation Marprene continuous tubing, 1.6mm wall, 200rpm, counter-clockwise rotation Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 97 Marprene continuous tubing, 2.4mm wall, 200rpm, clockwise rotation Marprene continuous tubing, 2.4mm wall, 200rpm, counter-clockwise rotation Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 98 Marprene TL element, 0-2 bar (0-30psi), 200rpm, counter-clockwise rotation Sta-Pure element, 0-2 bar (0-30psi), 200rpm, counter-clockwise rotation Marprene TM element, 2-4 bar (30-60psi), 200rpm, counter-clockwise rotation Sta-Pure element, 2-4 bar (30-60psi), 200rpm, counter-clockwise rotation Watson-Marlow 520DuN IP66/NEMA 4X User Manual...
  • Page 99 Marprene TH element, 4-7 bar (60-100psi), 200rpm, counter-clockwise rotation Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 100: Tubing And Element Part Numbers

    34 Tubing and element part numbers 1.6mm wall tubing for 520R pumpheads Note: 1.6mm wall Chem-Sure and Sta-Pure tubing are supplied in 305mm lengths. Watson-Marlow 520DuN IP66/NEMA 4X User Manual inch Marprene 902.0005.016 902.0008.016 902.0016.016 902.0032.016 902.0048.016 902.0064.016 902.0080.016 inch 950.0016.016...
  • Page 101 2.4mm wall tubing for 520R2 pumpheads Note: 2.4mm wall Chem-Sure and Sta-Pure tubing are supplied in 355mm lengths. Watson-Marlow 520DuN IP66/NEMA 4X User Manual inch Marprene 902.0016.024 902.0032.024 902.0048.024 902.0064.024 902.0080.024 902.0096.024 inch Chem-Sure 965.0016.024 965.0032.024 965.0048.024 965.0064.024 965.0080.024 Bioprene Pumpsil 913.A005.024...
  • Page 102 2-4 bar (30-60 psi) pressure rated elements Industrial Sanitary 4-7 bar (60-100 psi) pressure rated elements Industrial Sanitary Watson-Marlow 520DuN IP66/NEMA 4X User Manual inch Marprene TL Pumpsil 16 902.0032.PFQ 913.A032.PFQ 920.0032.PFQ 965.0032.PFQ 17 902.0064.PFQ 913.A064.PFQ 920.0064.PFQ 965.0064.PFQ 122 902.0096.PFQ 913.A096.PFQ 920.0096.PFQ 965.0096.PFQ...

  • Page 103: 35 520 Series Pumping Accessories

    520AH 520AV 520AVN 505LTC 505AS 520AL 505AFN 520AD 520AD Watson-Marlow 520DuN IP66/NEMA 4X User Manual Description 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...

  • Page 104: Trademarks

    Warning These products are not designed for use in, and should not be used for patient-connected applications. 38 Publication history m-520dun-4x-gb-05.qxp: Watson-Marlow 520DuN IP66 NEMA 4X First published 12 03. Revised 09 06. Revised 01 08. Watson-Marlow 520DuN IP66/NEMA 4X User Manual...

  • Page 105: Decontamination Certificate

    I understand that the personal data collected will be kept confidentially in accordance with the UK Data Protection Act 1998. Signature Please print out, sign and fax to Watson-Marlow Pumps at +44 1326 376009. Watson-Marlow 520DuN IP66/NEMA 4X User Manual Company Country Serial number...

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