Watson-Marlow 720UN Manual Download Page 10

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Watson-Marlow 720UN and 720SN User Manual

UN, SN

8 Pump specifications

Labels fixed to the rear of the pump contain manufacturer and contact details,
product reference number, serial number and model details.

The same information is carried on the drive’s backplate, accessible when the 720N
module is removed. The number of connectors varies according to the model.

Summary of Contents for 720UN

Page 1: ...15 1 Keypad functions in menu screens 32 15 2 Main menu entry 32 16 Setup 34 16 1 Trim 35 16 2 Analogue 36 16 2 1 Input speed 37 16 2 2 Trim 38 16 2 3 Menu 38 16 3 Display 39 16 4 Outputs 40 16 5 Remo...

Page 2: ...and refitting an extension pumphead 71 26 Tube loading 72 26 1 720R and 720RX continuous tube loading 72 26 2 720RE and 720REX LoadSure element loading 74 27 Pumphead spares continuous tubing models 7...

Page 3: ...ut into service until the relevant machin ery has been declared in conformity with the Machinery Directive 2006 42 EC Responsible person Christopher Gadsden Managing Director Watson Marlow Lim ited Fa...

Page 4: ...bove warranty are Conditions Products must be returned by pre arrangement carriage paid to Watson Mar low or a Watson Marlow approved service centre All repairs or modifications must have been made by...

Page 5: ...e supplied as Dedicated 720 pump drive unit fitted with 720R 720RE 720RX or 720REX pumpheads see 8 Pump specifications A 720N module providing pump ingress protection to IP66 NEMA 4X Note the module i...

Page 6: ...re it is returned to Watson Marlow or its distributor A certificate included at the rear of these operating instructions or signed statement must be attached to the outside of the shipping carton This...

Page 7: ...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...

Page 8: ...Electrical and Electronic Equipment WEEE Di rective There is a user replaceable type T5A H 250V fuse in the fuseholder in the centre of the switchplate at the back of the pump The 720N module must be...

Page 9: ...mospheres 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 ob structed or blocked The pum...

Page 10: ...ixed to the rear of the pump contain manufacturer and contact details product reference number serial number and model details The same information is carried on the drive s backplate accessible when...

Page 11: ...lume can be entered to calibrate the flow of the pump Guard switch Primary operator protection from rotating parts of the pump is provided by the pumphead track Secondary operator protection from rota...

Page 12: ...from any direction There must be no harmful effect water jet 12 Indoor use to provide a degree of protection against dust falling dirt and dripping non corrosive liquids 13 Indoor use to provide a deg...

Page 13: ...ftware Enclosure rating 720UN 720SN IP66 to BS EN 60529 Equivalent to NEMA 4X to NEMA 250 indoor use Suitable for heavy industrial process and dirty environments The drive uses a Gore membrane vent to...

Page 14: ...000 6 4 Electrostatic discharge BS EN 61000 4 2 Radiated RF immunity BS EN 61000 4 3 A1 and A2 called by BS EN 61000 6 2 Fast transient burst BS EN 61000 4 4 A1 and A2 Level 3 2kV called by BS EN 6100...

Page 15: ...SN User Manual 15 8 1 Dimensions Drive only 720R 720RE 720RX 720REX IP66 NEMA 4X 18 5kg 40lb 13oz 25kg 55lb 2oz 31 5kg 69lb 7oz Unit weights 242mm 86mm 180mm 346mm 65mm 164mm 186mm 508mm 160mm 305mm 2...

Page 16: ...taltic pumps are self priming and self sealing against backflow No valves are required in inlet or discharge lines Valves in the process flow must be opened before the pump operates Users are advised...

Page 17: ...e inlet and discharge port of the pumphead to help to minimize impulse losses and pulsation in the pipeline This is especially important with viscous fluids and when connecting to rigid pipework Do si...

Page 18: ...uitable connection to an earthed single phase mains electricity supply To comply with Safety Standards the mains plug must be a separa ble plug not a locking type We recommend using commer cially avai...

Page 19: ...seholder in the centre of the switchplate 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...

Page 20: ...and DOWN keys to select your language Press the ENTER key to confirm your choice The information which follows assumes that your choice was English When the language is chosen this menu will not appea...

Page 21: ...re those in force on initial start up for the functions available on Output 1 Output 2 and Output 3 respectively For example a high signal on Output 2 indicates clockwise rotation These can be changed...

Page 22: ...rlow start up screen for four seconds followed bya warning screen for four seconds an example is shown here and then the manual mode main screen Note Once in the manual mode main screen keys assume th...

Page 23: ...ers a beep sound if enabled see 14 6 Keypad beep and causes the pump to function as follows START starts the pump at the speed and in the direction shown on the display The rotation symbol will become...

Page 24: ...it operates at the new speed The minimum speed possible is 0 1rpm If the pump is running when DOWN is pressed the change takes effect immediately Note If the pump s flow rate has been calibrated see 1...

Page 25: ...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 MAX and UP sets the pump to maximum allowed speed MAX and D...

Page 26: ...irm that the pump is operat ing 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 millilit...

Page 27: ...ion after a speed change a screen showing the new rpm figure and the new flowrate is dis played for four seconds before returning the user to the previously set manual mode main screen rpm or flowrate...

Page 28: ...lay backlight off DIRECTION and DOWN interrupts the display to show the pump s ROM ver sion for four seconds MAX and UP sets the pump to maximum allowed speed MAX and DOWN sets the pump to minimum all...

Page 29: ...Set maximum allowed speed and 16 8 Set minimum allowed speed 14 4 Direction To toggle the pump s rotation sense Press DIRECTION to toggle the pump between clockwise and counter clockwise rotation 14 5...

Page 30: ...een 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 ENTER If Yes was confirme...

Page 31: ...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 m...

Page 32: ...display selected from a menu using the UP and DOWN keys Note Confirmation screens are displayed for 4 seconds While they are displayed a single press on any key removes them 15 2 Main menu entry The M...

Page 33: ...ns Setup MemoDose and Exit Use the UP and DOWN keys to make a choice Press the ENTER key to confirm your decision Setup Setup allows the user to set the pump s operating parameters under 7 headings Se...

Page 34: ...first of seven screens containing the Setup menu The Setup menu The Setup menu occu pies five screens 720UN or two screens 720SN The first two of the 720UN are shown here To move from one screen to s...

Page 35: ...the maximum process control signal While the signal is being applied press ENTER to record the signal as a calibration point Apply 50 of the maximum process control signal While the signal is being ap...

Page 36: ...em Select Analogue from the Setup menu using the UP or DOWN keys and press ENTER to confirm your choice Three options are displayed Input Trim and Menu Input allows the user to tell the pump which sig...

Page 37: ...N keys to make a selection and press ENTER to confirm your decision The pump configures the hardware and factory set response data and briefly displays a confirmation screen The user is returned to th...

Page 38: ...hosen speed and press ENTER to confirm the figure If a mistake is made the user may press STOP at any point in the sequence before pressing ENTER on the high signal speed screen and the pump dis plays...

Page 39: ...m or l min according to your choice Examples are shown here Note A third display option is available showing rpm and flowrate See Alterna tively next Alternatively In the manual mode main screen repea...

Page 40: ...pump is in analogue control mode or manual control mode General alarm Provides an alarm output when any system error condition occurs except leak detected analogue signal out of range analogue over si...

Page 41: ...er to the Output selection screen Selecting Run Stop Direction or Auto Man using the UP and DOWN keys and confirming the choice by pressing ENTER displays screens allowing the user to configure Run to...

Page 42: ...st screen of the Setup menu select Remote stop using the UP and DOWN keys Press ENTER to confirm your choice The pump displays a screen allowing the user to disable the remote stop fea ture Use the UP...

Page 43: ...remote switch Open stop or Open run Choose using the UP and DOWN keys and press ENTER to con firm The pump briefly displays a confirmation screen an example is shown here and returns the user to the...

Page 44: ...n or Off and press ENTER to confirm the deci sion If Off is chosen the pump returns the user to the second screen of the Setup menu The auto restart facility will not operate If On is chosen the pump...

Page 45: ...er to press ENTER if he selected a speed greater than 300 rpm Note Maximum allowed speed limits speed under manual or analogue control 16 8 Set minimum allowed speed The minimum allowed speed of the d...

Page 46: ...and DOWN keys to choose 0 1 0 5 1 0 2 0 5 0 or 10 0 Press ENTER to confirm your choice The pump returns the user to the third screen of the Setup menu Note If the maximum allowed speed has been set to...

Page 47: ...vely To turn the backlight off press STOP and DOWN together To turn the backlight on press STOP and UP together 16 12 ROM The pump can display its software version model number and pump speed In the t...

Page 48: ...eset to factory defaults In the fourth screen of the Setup menu select Defaults using the UP and DOWN keys Press ENTER to confirm your choice A warning is displayed for four seconds and the pump asks...

Page 49: ...ew code or Cancel code If no code is in place no option to cancel a code will be displayed Press ENTER to confirm your decision If Cancel code is chosen security protection is removed and the user is...

Page 50: ...ecurity code If STOP is pressed during code entry the pump returns the user to the fourth Setup screen If STOP is pressed during code confirmation the pump returns the user to the first digit entry sc...

Page 51: ...ere A slower speed may make it easier for the user to measure accurately though it may not represent the duty condition Place a suitable measuring vessel under the pump delivery tube Press START The p...

Page 52: ...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 pum...

Page 53: ...k 17 3 Flow calibration The pump can display flowrate in millilitres per minute as well as speed in revolutions per minute UN SN In the manual mode main screen set the appropriate pump speed and direc...

Page 54: ...screen is displayed It shows a four digit number of millil itres and the instruction Enter dose value The number displayed is the num ber which was entered the previous time the pump was calibrated o...

Page 55: ...cket will be seen in the rear of the pump This socket is for use during manufacture and manufacturer servicing It is not for auto control Do not attempt to use it Remove the six screws using a suitabl...

Page 56: ...2 Wiring up It is the user s responsibility to ensure the pump s safe and reliable operation under remote and automatic control This pump s 0V lines are commoned and mains transformer isolated from g...

Page 57: ...nterior of the module it is held in place by two fixing screws which can be removed and replaced with a cross point screwdriver Take normal anti static precautions when handling printed circuit boards...

Page 58: ...cable screen Loosen one of the pcb retaining screws and wind the shielding round it Secure the screen by refastening the screw Alternatively secure the cable screen to the adjacent spade connection wh...

Page 59: ...a stable reliable voltage source can be used with a DC voltmeter Circuit impedance 22k Inverting the response is set up in software Do not invert the polarity of the termi nals A remote potentiometer...

Page 60: ...frequency output is available on the Tacho output connector J11 be tween the freq terminal and the 0V terminal It provides a 5V square wave pulse maximum 0 5mA the frequency of which is directly prop...

Page 61: ...the 5V terminal of the Run stop i p connector J4 Alternatively a logic input may be applied to the i p ter minal ground to the 0V terminal High input stops the pump low input runs the pump With no con...

Page 62: ...e other remote inputs such as with 5V to 24V logic as shown above using the i p termi nal and the 0V terminal Note This input is software de bounced so the signal can be either momentary or maintained...

Page 63: ...ct your output device to the c common terminal of your chosen relay connector and either the n c terminal or the n o terminal normally closed or normally open as re quired Configure the pump s softwar...

Page 64: ...inputs using remote switch Possible voltage supply for out puts Voltage supply for Watson Marlow Tube Monitor leak detector Part voltage supply 12V also needed for the Watson Marlow proximity switch 1...

Page 65: ...10V The auto running screens display four pieces of information the speed at which the pump will rotate after receiving a low signal 4mA or 0V the speed at which the pump will rotate after receiving a...

Page 66: ...oltage selector switch at the rear of the pump 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 th...

Page 67: ...eek support Over current Stop pump immediately Check system Power OFF ON may reset Or seek support Over voltage Stop pump immediately Check mains voltage selector switch Check supply Power OFF ON may...

Page 68: ...p delivery and suction lines as short and direct as possible Do use suction and delivery pipelines with a bore equal to or larger than the bore of the tube fitted in the pumphead When pumping viscous...

Page 69: ...track 24 4 All 720R and 720RE pumping conditions All pressure values in this operating instruction from which performance and life figures have been calculated relate to peak pipeline pressures Althou...

Page 70: ...the coupling spider on the drive side coupling half Hand rotate the pumphead coupling half until its rotary position aligns with the rotary position of the drive coupling half Align the pumphead and t...

Page 71: ...w in the top corner of the backplate of the extension pumphead Align the drive shaft dog of the extension pumphead with the slot in the drive shaft of the first pumphead Fit the extension pumphead to...

Page 72: ...m under the springs Release the tube clamps by pulling on the release levers and lift out both clamps Lay the tubing across the pumphead Secure the suction side by sliding in the first tube clamp Fit...

Page 73: ...e firmly clamped at the suction end The delivery end should be unclamped to release any excess tubing pulled tight and then firmly re clamped again Repeat as neces sary When using Marprene continuous...

Page 74: ...andle and slide it out from under the springs Locate the D shaped flange fitted to the end of the tube element into the deliv ery right hand sliding tube clamp The D flange ensures that the element ca...

Page 75: ...ssembly 4 8mm wall tubing 3 CN0090 Coupling half 4 MR0880C Tube clamp 5 MRA3061A Foot assembly 6 CN0229 M12 blanking plug 7 CN0088 Coupling spider 8 MRA0027A Pivot pin assembly 8 MRA0034A Pivot pin as...

Page 76: ...sembly 4 8mm wall tubing 3 CN0090 Coupling half 4 MR1118T Sliding clamp 5 MRA3061A Foot assembly 6 CN0229 M12 blanking plug 7 CN0088 Coupling spider 8 MRA0027A Pivot pin assembly 8 MRA0034A Pivot pin...

Page 77: ...ad spares rotor Number Spare Description 1 MR0879A Rotor flange 2 MR0667T Spacer 3 FN0420 Screw M5x16 socket countersunk 4 MRA0039A Shaft with sun gear 720R 5 MR0773B Drive slot plug 6 MRA0020A Roller...

Page 78: ...1 9 3 4 4 8 6 6 8 8 Note these figures refer to the performance of a single pumphead where twin pumpheads are used the figures should be doubled UN SN 30 720R and 720RE flow rates Flow rates were obt...

Page 79: ...3 0254 PFT 913 A254 PFT Industrial elements with PP Cam and Groove connectors Marprene TL Neoprene Pumpsil silicone 12 7 1 2 88 902 0127 PPC 920 0127 PPC 913 A127 PPC 15 9 5 8 189 902 0159 PPC 920 015...

Page 80: ...tson Marlow 720UN and 720SN First published 05 07 Revised 01 08 32 Continuous tubing product codes 720R mm inch Marprene Bioprene Pumpsil silicone 9 6 3 8 193 902 0096 048 903 0096 048 913 A096 048 12...

Page 81: ...tamination certificate for each product You are responsible for cleaning and decontaminating the product s before return UN SN Your name Company Address Postcode zip Country Telephone Fax Product type...

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