Watson-Marlow 720R Installation, Operating And Maintenance Manual Download Page 113

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Tube replacement

Always isolate the pump from the mains power supply before opening any
guard or track, or performing any positioning, removal or maintenance
operation.

26.1

Continuous tubing

720R

26.2

Tube elements

720RE

m-730un-en-08.1

113

Summary of Contents for 720R

Page 1: ...turning pumps 8 5 Peristaltic pumps an overview 8 6 Warranty 9 7 Safety notes 10 8 Pump specifications 13 8 1 Specification ratings 13 8 2 Weights 13 8 3 Pumphead options 14 9 Good pump installation p...

Page 2: ...Selecting the display language 47 14 2 First time start up defaults 49 15 Switching the pump on in subsequent power cycles 51 16 Mode menu 52 17 Manual 53 17 1 START 53 17 2 STOP 54 17 3 INCREASING AN...

Page 3: ...s 107 22 3 Technical support 108 23 Drive maintenance 109 24 Drive spares 110 25 Pumphead replacement 111 25 1 Pumphead replacement 111 26 Tube replacement 113 26 1 Continuous tubing 113 26 2 Tube ele...

Page 4: ...Original instructions The original instructions for this manual have been written in English Other language versions of this manual are a translation of the original instructions 4 m 730un en 08 1...

Page 5: ...Machinery Directive 2006 42 EC EMC Directive 2014 30 EC ROHS Directive 2015 863 6 Harmonised standards used BS EN61010 1 2010 third edition Safety requirements for electrical equipment for measurement...

Page 6: ...ality Management System ISO 9001 and the technical documentation is compiled in accordance with Annex VII B of the Directive We undertake to transmit in response to a reasoned request by the appropria...

Page 7: ...mponents supplied 730 Components l 730 pump drive unit fitted with 720R or other pumphead if specified as a pump l The designated power cable attached to the pump drive unit l A 730N module providing...

Page 8: ...r 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...

Page 9: ...arranty does not obligate Watson Marlow to bear any costs of removal installation transportation or other charges which may arise in connection with a warranty claim Watson Marlow shall not be respons...

Page 10: ...regulations and guidance This symbol used on the pump and in the manual means An appropriate safety instruction should be followed or caution to a potential hazard exists This symbol used on the pump...

Page 11: ...are no user serviceable fuses or parts inside this pump Note the mains power supply cable is supplied hardwired into the pump and is not customer replaceable Observe voltage selector switch setting fo...

Page 12: ...us settings Do not use auto restart for more than 12 times in 24 hours We recommend remote control where a high number of starts is required If the pump is configured to network mode or analog mode it...

Page 13: ...2 5AH250V 5x20mm Installation category overvoltage category II Pollution degree 2 IP 730 IP66 to BS EN 60529 Equivalent to NEMA 4X to NEMA 250 indoor use protect from prolonged UV exposure dB rating 7...

Page 14: ...8 3 Pumphead options 730 pump range 720R 720R RX 720RE 720RE REX 14 m 730un en 08 1...

Page 15: ...the direction of rotor rotation is clockwise or counter clockwise whichever is convenient Please note however that for some pumpheads the tube life will be greater if the rotor rotates clockwise and...

Page 16: ...ipe runs with a bore several times larger than the pump tube l 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 ef...

Page 17: ...own operating mode FUNCTION keys FUNCTION keys when pressed will perform the function displayed on the screen directly above the relevant function key and keys These keys are used to change the progra...

Page 18: ...10 2 Starting and stopping 10 3 Using up and down keys 10 4 Maximum speed 10 5 Change rotation direction 18 m 730un en 08 1...

Page 19: ...he switch plate at the rear of the pump protected from water by the N module The module must be removed to allow access to the switch plate Do not switch the pump on unless you have checked that it is...

Page 20: ...to 13 32in two M20 ports are provided together with glands to seal circular cross section cables ranging in diameter from 10mm to 14mm 13 32in to 9 16in rated for IP66 minimum Four adaptors are also...

Page 21: ...at proper connections are achieved between the pump and suction and discharge piping o Ensure proper connection has been made to a suitable power supply o Ensure that the recommendations in the sectio...

Page 22: ...uctive back shell This will be connected to pump mains EARTH via the D connector body Mains Earth is also available on pin 1 Upper D and pin 13 Lower D Functional earth Leak Auto man Reserved do not u...

Page 23: ...OPEN COLLECTOR TO GROUND INPUT OUTPUT MANUAL KEYPAD CONTROL ANALOGUE 4 20mA 0 10V CONTROL START DOSE ON RISING EDGE DRY NO LEAK WET LEAK DETECTED KEYPAD DIRECTION CHANGE REMOTE DIRECTION CHANGE ALARM...

Page 24: ...Signal Name Input or output Configurable Signal response AUTO MAN AUTOMAN AUTOMAN No LOGIC OUT 1 LOGIC OUT 1 Yes Output 1 LOGIC OUT 2 LOGIC OUT 2 Yes Output 2 24 m 730un en 08 1...

Page 25: ...or output Configurable Signal response LOGIC OUT 3 LOGIC OUT 3 Yes Output 3 LOGIC OUT 4 logic_out4 pdf LOGIC OUT 4 Yes Output 4 COMMON Commoning terminals used for voltage supply for logic outputs No...

Page 26: ...Wiring the lower D connector Function Input or output Configurable Signal response TACHO FREQUENCY TACHO F Hz No TACHO TACHO mA No 4 20mA TACHO 0 10V No 0 10V 26 m 730un en 08 1...

Page 27: ...Function Input or output Configurable Signal response TTL 1 TTL OUT 1 Yes Output 1 TTL 2 TTL OUT 2 Yes Output 2 DIRECTION DIRECTION DIRECTION No m 730un en 08 1 27...

Page 28: ...Function Input or output Configurable Signal response START STOP START STOP START STOP Yes Stop high Stop low DIRECTION ENABLE DIRECTION ENABLE DIRECTION ENABLE No 28 m 730un en 08 1...

Page 29: ...Function Input or output Configurable Signal response DOSE DOSE DOSE No ANALOG 1 ANALOG 1 0V 0V Yes Either 0 10V or 4 20mA ANALOGUE 1 10V REF Yes 0 10V m 730un en 08 1 29...

Page 30: ...VAUX Upper 21 Nom 22V 18 35V unregulated 10mA Nom 100mA fused 13 5 N Modules Standard and SCADA The recommended cable and cable glands must be used for the IP66 NEMA 4X version of the pump otherwise...

Page 31: ...PCB attached to the pump rear Disconnect the Module ribbon from the pump by use of the ribbon eject levers on the connector board Recommended control cable metric 0 14sq mm 2 5sq mm solid and 0 14sq m...

Page 32: ...V CONTROL EXTERNAL VOLTAGE INPUT DRY NO LEAK WET LEAK DETECTED KEYPAD DIRECTION CHANGE REMOTE DIRECTION CHANGE START DOSE ON RISING EDGE Connector No Function Input or output Configurable Signal respo...

Page 33: ...ctor No Function Input or output Configurable Signal response J3 DOSE DOSE No J4 STOP HIGH RUN STOP STOP LOW RUN STOP RUN STOP Yes Stop high Stop low J5 ANALOGUE 1 Yes J6 DIRECTION EN No m 730un en 08...

Page 34: ...Signal response J7 REMOTE POT No 10V 10mA Max J8 ANALOGUE 2 Yes J9 LEAK DETECT HIGH LEAK DETECT LEAK DETECT LOW LEAK DETECT LEAK DETECT Yes Leak high Leak low J10 R S 4 8 5 0 V A B J 1 0 J11 TACHO O...

Page 35: ...COMMONING J14 15 16 17 RELAY 1 4 Yes LOW N C HIGH N O 24V DC MAX SW1 SW1 Switches in or out a 124R termination resistor May be required for long cable lengths SW2 SW2 Switches in or out a filter capa...

Page 36: ...m solid and 0 14sq mm 1 5sq mm stranded USA 26AWG 14AWG solid and 26AWG 16AWG stranded Cable circular Max min outside diameter to ensure a seal when passed through the standard gland 9 5mm 5mm The cab...

Page 37: ...C ALTERNATING CURRENT INPUT DRY NO LEAK WET LEAK DETECTED KEYPAD DIRECTION CHANGE REMOTE DIRECTION CHANGE START DOSE ON RISING EDGE Connector No Function Input or Output Configurable Signal Response J...

Page 38: ...ut or Output Configurable Signal Response J5 ANALOGUE 1 Yes J6 DIRECTION EN No J7 REMOTE POT No 10V 10mA Max J8 ANALOGUE 2 Yes J9 LEAK DETECT LEAK DETECT Yes Leak high Leak low J10 TACHO O P No 0 10V...

Page 39: ...s it can receive and the diagnostic information it can pass to the PROFIBUS master on interrogation Note The data flow to and from the pump may need to be byte reversed due to the differences of handl...

Page 40: ...eed Low byte Fieldbus Max speed high byte Fieldbus Max speed low byte Fail safe Fail safe speed high byte Fail safe speed low byte 0x03 0x80 0x00 0x00 0x00 0x00 0x00 0x00 0x00 730 with 720R head 0x03...

Page 41: ...Control Word is enabled and they are not zero All values are 16 bit unsigned in 1 10th of RPM of the head speed Fail safe The fail safe user parameter is used to set the correct course of action to ta...

Page 42: ...high byte Byte 6 Set flow calibration in 10 l per revolution low byte Control word Bit Description 0 Motor running 1 running 1 Direction 0 CW 1 CCW 2 Tacho reset 1 reset count 3 Reserved 4 Enable fie...

Page 43: ...signed reports the speed that the pump is running in Profibus mode This is reported as an integer in units of rpm and will always be the same as the Profibus pumphead speed setpoint received by the pu...

Page 44: ...bit Byte 7 Header byte 8 bit Byte 8 Pump model 8 bit Byte 9 Pump head 8 bit Byte 10 Tube size high byte 8 bit Byte 11 Tube size low byte 8 bit Byte 12 Min speed high byte 8 bit Byte 13 Min speed low...

Page 45: ...8 Lower limit exceeded Setpoint out of range high 0xA7 Upper limit exceeded Fluid level alert 0xB3 Device related 0x15 Note Global error format 8 bit header 8 bit channel type and 8 bit error type Ope...

Page 46: ...4 5 6 7 8 ON OFF PC PLC Avoid sharp bends in PROFIBUS communication cables Please follow PROFIBUS wiring standards 46 m 730un en 08 1...

Page 47: ...rst time Power up the pump The pump displays the start up screen with the Watson Marlow Pumps logo for three seconds 14 1 Selecting the display language 1 Use the keys to select your chosen language a...

Page 48: ...will now be displayed on screen Choose CONFIRM to continue All text will now appear in your chosen language 3 Choose REJECT to return to the language choice screen This then proceeds to the home scre...

Page 49: ...s rpm SG value 1 Keypad lock Disabled Auto restart OFF Analog signal type mA Analog scaling type mA Analog min current 5mA Analog max current 19mA Analog min flow rate rpm 0rpm Analog max flow rate rp...

Page 50: ...use the pump to start as soon as power is turned on Auto restart only affects operation of manual mode network mode and memodose mode If Auto restart is enabled the Symbol is shown on the screen to wa...

Page 51: ...s Do not power up power down the pump more than 12 times in 24 hours whether manually or by means of the auto restart facility which only affects manual mode network mode and memodose operation We rec...

Page 52: ...y the Change mode menu Use the and keys to scroll through the available modes Manual default Flow calibration Analog Memodose CANCEL Use SELECT to choose mode Use the right hand function key to alter...

Page 53: ...s the pump will return to the last known settings from that operating mode when the power is re applied When the pump is running it displays an animated clockwise arrow In normal operation the directi...

Page 54: ...press will decrease flow rate by the least significant digit of the chosen flow rate unit o Repeat key presses as required to achieve the desired flow rate o Hold down the key for flow rate scrolling...

Page 55: ...N Manual mode only o Press and hold the MAX key to run at maximum flow o Release the key to stop the pump o The volume dispensed and time elapsed are displayed while the MAX key is pressed and held m...

Page 56: ...This pump displays flow rate in ml min 18 1 Setting the flow calibration Using the keys scroll to Flow calibration and press CALIBRATE Using the keys enter the maximum flow rate limit and press ENTER...

Page 57: ...Press START to begin pumping a volume of fluid for calibration Press STOP to stop pumping fluid for the calibration Use the keys to enter the actual volume of fluid pumped m 730un en 08 1 57...

Page 58: ...To accept the new calibration press ACCEPT or RE CALIBRATE to repeat the procedure Press HOME or MODE to abort The pump is now calibrated 58 m 730un en 08 1...

Page 59: ...n be proportional or inversely proportional to the analog input The default values stored in the pump are A 5mA 0 and B 19 8mA 100 Flow rate When the analog signal received is greater than the level d...

Page 60: ...values High and low signals must be within range If the signal sent is out of range you will not be able to set the signal input value and progress to the next step in the process Select MENU then sel...

Page 61: ...T Select the input signal type using the keys and press SELECT The pump gives the option to enter the high and low mA or V signals manually or via the analog input Entering mA values is described here...

Page 62: ...nt values manually via the keypad or whether to apply the current signals electrically to the analog input 19 3 Setting a high signal Send the high signal input to the pump or enter the current value...

Page 63: ...mits Press ACCEPT to accept the high signal input or CANCEL to return to the previous screen 19 4 Setting high flow calibration Using the keys scroll to the desired flow rate Select SET FLOW or press...

Page 64: ...w signal Send the low signal input to the pump or enter the current value using the keys If the range between the low and high signal is less than 1 5mA the following error message will be displayed 6...

Page 65: ...is within tolerance limits Press ACCEPT to accept the low signal input or CANCEL to return to the previous screen 19 6 Setting low flow calibration Using the keys scroll to the desired scale factor S...

Page 66: ...This proceeds to the screen confirming calibration is complete Select ANALOG to start in analog mode or MANUAL to continue in manual mode 66 m 730un en 08 1...

Page 67: ...se a precise volume of fluid This can be achieved by dispensing a master dose or entering a dose volume manually using the keypad MemoDose can repeat this dose exactly or proportionately 20 1 To confi...

Page 68: ...an be discarded and a new dose started when power is resumed From the MemoDose settings screen use the keys to scroll to Resume Interrupted Dose and press ENABLE The red cross will become a green tick...

Page 69: ...0 4 Master dose Using the keys scroll to Master dose and press SELECT The following screen is displayed press MANUAL to enter a dose via the keypad or DOSE to dispense a master dose m 730un en 08 1 69...

Page 70: ...Dispensing a master dose Press START to begin dispensing the Master Dose Press STOP to finish dispensing the Master Dose 70 m 730un en 08 1...

Page 71: ...screen Using the keys enter the required dose volume and press SELECT to record the master dose or CANCEL to return to MemoDose Settings Save dose volume Press SAVE to record the Master Dose or CANCEL...

Page 72: ...press MEMODOSE to start in MemoDose Mode or BACK to return to MemoDose settings 20 5 Manual dosing From the MemoDose Home screen press START to deliver a dose The screen displays the dose flow rate a...

Page 73: ...the master dose Use the keys to alter the percentage The new dose size is displayed as a percentage on the home screen 107 0 If STOP is pressed during dosing the pump stops Pressing START will resume...

Page 74: ...f the HOME screens or INFO screens This will display the main menu as shown below Use the keys to move the selection bar between the available options Press SELECT to choose an option Press EXIT to re...

Page 75: ...m 730un en 08 1 75...

Page 76: ...Main menu Auto keypad lock Press ENABLE DISABLE to switch on off the Auto keypad lock When active the keypad will lock after 20 seconds of inactivity Once locked it will display the screen below when...

Page 77: ...quired to disable PIN lock Setting Master PIN Setting the Master PIN protects all functionality The Master is able to selectively enable functionality for two additional operators These are defined as...

Page 78: ...Now press CONFIRM to check that the number entered is the PIN you require Press CHANGE to return to PIN entry 78 m 730un en 08 1...

Page 79: ...ionality Press NEXT to selectively enable functionality access for User 1 and User 2 Configure User 1 security settings The PIN PROTECTION level screen will be displayed with User 1 highlighted press...

Page 80: ...igit User 1 PIN use the keys to select each digit from 0 9 Once you have the required digit press the NEXT DIGIT key After selecting the fourth digit press ENTER Now press CONFIRM to verify that the n...

Page 81: ...he functionality and press ENABLE User 1 PIN will allow access to only the enabled functionality to disable functionality highlight the enabled functionality and press DISABLE When all the required fu...

Page 82: ...er 2 security settings or scroll to configure an alternative User ENABLE user 2 security settings displays the PIN entry screen for User 2 To define a four digit User 2 PIN use the keys to select each...

Page 83: ...he functionality and press ENABLE User 2 PIN will allow access to only the enabled functionality to disable functionality highlight the enabled functionality and press DISABLE When all the required fu...

Page 84: ...e displayed A PIN is now required to access all functionality The Master PIN accesses all pump functionality and the User 1 and User 2 PINs access only the defined functionality To enter the PIN use t...

Page 85: ...layed NOTE this screen will also display if the PIN entered does not allow access to that functionality If a PIN number is entered that is already in use the following screen will be displayed press C...

Page 86: ...t allow access to the functionality the following screen will be displayed Keypad beep From SECURITY settings scroll to Keypad beep using the keys and select ENABLE The pump will now beep at every key...

Page 87: ...N code operation Anyone wishing to modify pump settings will still need to enter the PIN code 21 2 General settings To view the general settings menu select GENERAL SETTINGS from the main menu Auto re...

Page 88: ...d to network mode or analog mode it will respond to remote commands at any time including immediately after power on The Symbol is shown on the screen to warn users that the pump may operate without a...

Page 89: ...LECT All flow rates displayed on screens will now be in the chosen units If a mass flow unit is selected the specific gravity of the fluid must be entered The following screen is displayed Use the key...

Page 90: ...u entry and press SELECT If a pump label has been previously defined this will be displayed on screen to allow editing otherwise it will display the default label WATSON MARLOW Use the keys to scroll...

Page 91: ...and return to the general settings menu Pumphead type Select GENERAL SETTINGS from the main menu Use the keys to move the selection bar over Pumphead type and press SELECT The following screen will b...

Page 92: ...Use the keys to move the selection bar over Pumphead and press SELECT Use the keys to move the selection bar over the required pumphead type and press SELECT 92 m 730un en 08 1...

Page 93: ...ial Select Tube size from GENERAL SETTINGS then use the keys to move the selection bar over Bore size and press SELECT Use the keys to move the selection bar over the tube size to be used and press SE...

Page 94: ...ed as pressure and bore This screen also allows you to select the tube material used Use the keys to move the selection bar over Tube material and press SELECT Use the keys to move the selection bar o...

Page 95: ...it The available characters are 0 9 A Z and SPACE Press NEXT to move onto the next character or PREVIOUS to move back to the last character Press FINISH to save the entry and return to the general set...

Page 96: ...ge Select language from the general settings menu to choose an alternative display language for the pump The pump must be stopped before changing the language Use the keys to move the selection bar to...

Page 97: ...lease see Mode menu on page 1 for further details 21 3 Control settings Select CONTROL SETTINGS from the main menu to access the sub menu shown below Use the keys to move the selection bar Press SELEC...

Page 98: ...ax_flow recalibrated Reset run hours Select Reset run hours from the control settings menu Select RESET to zero the run hours counter The run hours counter can be viewed by pressing INFO from your hom...

Page 99: ...ONTROL SETTINGS menu Outputs 1 to 4 Use the keys and press SELECT to choose which output to configure Use the keys and press SELECT to choose which pump status you require for the chosen output The ti...

Page 100: ...and press SELECT to choose the logic state of the chosen output Press SELECT to program the output or BACK to cancel 4 20mA output Select 4 20mA to configure the pump s 4 20mA output response 100 m 7...

Page 101: ...utput will be scaled to the same range as the 4 20mA input i e if the 4 20mA input has been scaled to provide 4mA 0 rpm and 20mA 20 rpm then an input of 12mA will result in a set speed of 10 rpm and a...

Page 102: ...is model Inputs 4 and 5 are configured for a pressure sensor Disable remote stop in manual mode Users can disable enable the remote stop input when the pump is in manual mode by using the following se...

Page 103: ...default is The start stop input is not disabled in manual mode Press SELECT to change the setting to Press HOME to return and store the setting The input is now disabled in manual mode m 730un en 08 1...

Page 104: ...mode The setting is The start stop input is disabled Press SELECT to open the logic state menu Use the keys and press SELECT to choose the logic state of the chosen input for your connected control h...

Page 105: ...Press HOME to return and store the setting The input is now enabled in manual mode 21 6 Help Help Select Help from the main menu to access the help screens m 730un en 08 1 105...

Page 106: ...t there is little or no flow make the following checks Check that fluid is supplied to the pump Check for any kinks or blockages in the lines Check that any valves in the line are open Check that the...

Page 107: ...Note Signal out of range over signal and leak detected error screens report the nature of an external condition They do not flash Error code Error condition Suggested action Er 0 FRAM write error Att...

Page 108: ...heck supply Power OFF ON may reset Er20 Signal out of range Check analog control signal range Trim signal as required Or seek support Er21 Over signal Reduce the analog control signal Err50 Communicat...

Page 109: ...23 Drive maintenance There are no user serviceable parts inside the pump Please contact your local Watson Marlow representative to arrange repair m 730un en 08 1 109...

Page 110: ...main fuse type T5A H 250V 20mm Pack of 5 MRA3083A Foot Pack of 5 MNA2101A Module Seal MN2516B Module switch cover MN2505M Gland Std GR0056 Glands EMC GR0075 Sealing washer for blanking plug or gland G...

Page 111: ...on 730 series pumps is provided by the tool lockable pumphead track Secondary backup protection is provided in the form of an electrical guard switch which stops the pump if the pumphead track is ope...

Page 112: ...Refitting 1 2 3 112 m 730un en 08 1...

Page 113: ...he pump from the mains power supply before opening any guard or track or performing any positioning removal or maintenance operation 26 1 Continuous tubing 720R 1 2 3 4 5 6 26 2 Tube elements 720RE 1...

Page 114: ...ure to less than one minute risk of attack Halogenated chlorinated solvents Not recommended possible risk to polycarbonate tube clamp adjusters and polypropylene tube clamp locators Alcohols general N...

Page 115: ...n N IP66 NEMA 4X S SCADA IP66 NEMA 4X F F IP66 NEMA 4X Plug options U UK mains plug E EU mains plug A American mains plug K Australia mains plug R Argentina mains plug C Swiss mains plug D India South...

Page 116: ...48 913 A127 048 15 9 5 8 189 902 0159 048 933 0159 048 913 A159 048 19 0 3 4 191 902 0190 048 933 0190 048 913 A190 048 25 4 1 92 902 0254 048 933 0254 048 913 A254 048 mm inch Neoprene STA PURE Serie...

Page 117: ...3 4 191 961 0190 PFT 933 0190 PFT 913 A190 PFT 25 4 1 92 961 0254 PFT 933 0254 PFT 913 A254 PFT Industrial elements with PP Cam and Groove connectors mm inch Marprene TL Neoprene Pumpsil silicone 12 7...

Page 118: ...720R 1 MRA0036A Rotor assembly 720RX 2 MRA0104A Knob assembly 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...

Page 119: ...are Description 10 MR0662T Stud Set to 61mm 11 MRA3063A Track assembly 12 CN0228 M25 blanking plug 13 MR0882M Eccentric bush 14 MR3041T M8 x 307mm bolt 720RX 14 MR3040T M8 x 157mm bolt 720R m 730un en...

Page 120: ...36A Rotor assembly 720REX 2 MRA0319A Knob assembly 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 MRA00...

Page 121: ...re Description 10 MR0662T Stud Set to 61mm 11 MRA3064A Track assembly 12 CN0228 M25 blanking plug 13 MR0882M Eccentric bush 14 MR3041T M8 x 307mm bolt 720REX 14 MR3040T M8 x 157mm bolt 720RE m 730un e...

Page 122: ...simplicity but are accurate to within 5 well within the normal tubing tolerance variation of flow rate They should therefore be taken as a guide Real flow rates in any application must be determined e...

Page 123: ...psi 0 2 4 6 8 pressure bar pressure psi 10 5 20 30 200 300 100 400 500 flow rate litres hour flow rate USGPH pressure mmhg bar pressure psi pressure psi Suction bar Pressure bar pressure bar 25 4mm 1...

Page 124: ...1100 291 200 870 230 175 760 261 15 9mm 0 6 300 1800 476 200 1200 317 175 1100 291 19 0mm 0 7 300 2500 660 200 1700 449 160 1390 366 25 4mm 1 0 300 3300 872 200 2200 581 The maximum speed is reduced a...

Page 125: ...registered trademarks of Watson Marlow Limited Tri Clamp is a registered trademark of Alfa Laval Corporate AB STA PURE Series PCS and STA PURE Series PFL are trademarks of W L Gore and Associates Eth...

Page 126: ...ect but Watson Marlow Fluid Technology Group accepts no liability for any errors it contains and reserves the right to alter specifications without notice WARNING This product is not designed for use...

Page 127: ...ication history All versions updated combined to single source and unified to Issue 4 09 18 m 730un gb 01 730 UN pump First published 01 17 m 730en 01 530 EN pump First published 04 2020 m 730un en 08...

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Watson-Marlow 720R, Installation, Operating And Maintenance Manual

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