Such failure must have occurred because of defect in material or workmanship and not as a Watson Marlow series pumps. Watson-Marlow peristaltic pumps are simple to install, operate and maintain. Peristaltic pumps have a number of advantages over other pump Peristaltic Pump Manufacturer. Comprising eight established brands, each with their own area of expertise, but together offering our customers unrivalled solutions for their Qdos pumps deliver flow rates that remain constant right up to 7 bar psi giving users a unique advantage over diaphragm metering pumps.
Designed as a drop in replacement to diaphragm pumps, the Qdos peristaltic metering pump offers long maintenance intervals, reducing the impact of process downtime and lowering the overall cost of ownership.
Accurate, versatile chemical metering pumpsDelivering flow rates that remain constant right up to psi Qdos peristaltic chemical metering pumps give users a unique advantage over diaphragm metering pumps. Qdos pumps offer long maintenance intervals, reducing the impact of process downtime and … Watson Marlow U Peristaltic Pump for sale Watson Marlow series process pumps offer four drive options, color display and intuitive menu structures provide visual status indication and minimal key presses.
Simple-to use HMI requiring minimal key presses to reduce chances of costly errors. Flow proportional to … Watson-Marlow Peristaltic Pumps. The S with manual control and the U with remote auto and analog control both provide outstanding performance, long life, reliability and great value.
Watson-Marlow Series Peristaltic Pumps. Reliable alternative to lab piston metering pumps, gear pumps and small circulating pumps used in life science laboratory applications. This peristaltic pump has a motor speed of up to RPM, that can be controlled from the upfront digital control panel. From this manual digital control panel, users can also instantly switch the direction of the pump for a suction option as well.
Pump specifications. Pressure capability. Good pump installation practice General recommendations Do's and do not's. Previous Page. Next Page. Page 2 35 Pumping accessories general operation 36 Trademarks Page 3: Declaration Of Conformity 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 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.
Warranties purporting to be on behalf of Watson-Marlow made by any person, Page 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. Page 6: Safety Notes If the pump is used in a manner not specified by Watson-Marlow Limited, the protection provided by the pump may be impaired.
Any person who is involved in the installation or periodic maintenance of this equip Page 7 Do not fit any devices to the drive unit other than 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 accept- 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. Page 8: Pump Specifications The pump can be digitally controlled with a contact closure or logic input signal.
Analogue control The pump speed can be controlled through an analogue signal input in the ranges V, V or mA. Scaling can be controlled similarly using Analogue signal input 2. Page 9 enclosure undamaged by the contact in harmful quantities formation of ice on the splashing over enclosure.
Page Pressure Capability A warning is displayed when the user sets the speed above rpm. The LG is not limited. Page Good Pump Installation Practice However, to maintain performance at pressures above 2 bar, avoid running the pumphead below 50rpm. If low-flow, high-pressure operation is necessary, switching to a smaller tube is recommended.
If in doubt about the compatibility of a tube material and the duty fluid, request a Watson-Marlow tube sample card for immersion trials. If the mains power cable is inappropriate for your installation, it can be changed. The information which follows assumes that your choice was English. Page 18 Language can be reset as described later. See The pump displays the Watson-Marlow start-up screen for four seconds, followed by the pump model identity screen for four seconds, and then the manual mode main screen.
The pump displays the Watson-Marlow start-up screen for four seconds followed by the pump model identity screen for four seconds, and then the manual mode main screen. Page To enter 5. Some languages use , comma to represent a decimal point. This pump uses. Note: Direction control is available subject to access not being limited by security code. Page Keypad Lock 7 to pin 19, lower D-connector, to be able to start the pump from the keypad.
You cannot invert the polarity of the remote direction signal. Page Backlight 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.
Page 26 The MemoDose facility is used to remember the number of revolutions needed to dispense a previously dispensed volume of fluid, and cause the pump to dispense that volume repeatedly.
Exit If Exit is selected, the pump returns to its last manual state with the pump stopped. Page Pin-Secure Process Protection If the main code is lost or forgotten: The Setup main security code can be bypassed by entering a special key sequence; all codes can then be cancelled and reset. Contact Watson-Marlow or your distributor for details. If Change is selected with no security code in place, the three options are displayed immediately.
Page 29 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. Page 30 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. Page Setup Follow the reverse procedure using the UP key to move to an item on a previous screen of the menu.
Page Trim Four options are displayed: Input 1 - speed, Scaling - stroke, Trim and Exit. Page Input 1: Speed 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 mA, V or V.
Page Scaling - Stroke If mA, V or V is selected, the pump configures the hardware and calibration data appropriately. A confirmation screen is displayed briefly and the user is returned to the Analogue setup menu. Page Trim The pump can display three default screens in manual mode: revolutions per minute, flowrate in a choice of units, or both. An example is shown here.
The pump displays the first screen of the Setup menu. Page Baud The pump displays a screen allowing you to set flow control on or off. The pump displays the second screen of the Setup menu. Page Flow Units 0. Press STOP if you decide to make a different choice of units. A confirmation screen appears briefly and the pump displays the second screen of the Setup menu.
Page Run Time Provides a status output to indicate whether the 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-signal; analogue no sig- nal. Page 41 Output 3 and output 4 provide open collector logic outputs from pins 13 and 12, upper D-connector, respectively. A supply voltage from the pump 5V, 10V, 12V or user-supplied up to 30V to pin 22, upper D-connector, provides the voltage level for these logic status outputs.
Page Auto-Restart If On is chosen, the pump returns the user to the fourth screen of the Setup menu, where an exclamation mark! This mark confirms that the auto-restart feature is in place and will operate the next time power is lost and restored.
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