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843 Pump Station

with peristaltic pumps

Manual

8.843.8003EN/2019-11-29

Содержание 2.843.0120

Страница 1: ...843 Pump Station with peristaltic pumps Manual 8 843 8003EN 2019 11 29...

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Страница 3: ...Metrohm AG CH 9100 Herisau Switzerland Phone 41 71 353 85 85 Fax 41 71 353 89 01 info metrohm com www metrohm com 843 Pump Station with peristaltic pumps Manual 8 843 8003EN 2019 11 29...

Страница 4: ...echcom metrohm com This documentation is protected by copyright All rights reserved This documentation has been prepared with great care However errors can never be entirely ruled out Please send comm...

Страница 5: ...ammable liquids and chemicals 6 1 5 7 Chemical resistance 6 1 5 8 Recycling and disposal 6 2 Overview of the instrument 7 2 1 Front of the instrument 7 2 2 Rear of the instrument 8 2 3 Peristaltic pum...

Страница 6: ...3 Tubing replacement and service life 24 5 3 4 Suitability test for tubing 24 6 Troubleshooting 26 6 1 Problems 26 7 Appendix 27 7 1 Remote interface 27 7 1 1 Pin assignment of the remote interface 27...

Страница 7: ...fety shield 10 Figure 5 Remote connection 869 843 8xx Titrino plus 16 Figure 6 Remote connection 8xx Dosimat plus 869 843 8xx Titrino plus 16 Figure 7 Remote connection 869 843 8xx Titrino plus 8xx Do...

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Страница 9: ...s versions The 843 Pump Station is available in three different sales versions 2 843 0120 Standard instrument 2 843 0130 Standard instrument with special accessories for automatic emptying of the titr...

Страница 10: ...to figure legend The first number refers to the figure number the sec ond to the instrument part in the figure Instruction step Carry out these steps in the sequence shown Warning This symbol draws at...

Страница 11: ...safety WARNING Wear protective glasses and working clothes suitable for laboratory work while operating the 843 Pump Station It is also advisable to wear gloves when caustic liquids are used or in sit...

Страница 12: ...e measures must be implemented in the event that potentially infectious samples or reagents are being processed 1 5 3 Electrical safety The electrical safety when working with the instrument is ensure...

Страница 13: ...AUTION Leaks in tubing connections are a safety risk Tighten all connections well by hand Avoid applying excessive force to tubing connections Damaged tubing ends lead to leakage Suitable tools can be...

Страница 14: ...mical resistance CAUTION Before utilizing any particularly aggressive media it is imperative that you determine whether or not the parts of the instrument that have media contact are resistant to them...

Страница 15: ...peristaltic pump 1 on and off 2 Pump 2 For switching peristaltic pump 2 on and off 3 Mains switch Emergency stop switch For switching the instrument on and off 4 Tubing guide For bundling up the tubi...

Страница 16: ...re hole Additional hole for screwing in the tubing guide in situations where Pump Station is to be operated in a lying position 3 Remote 1 For connecting an instrument that controls the pump 4 Remote...

Страница 17: ...mp 1 Tube clamp For fixing the tubing in place with the tubing olive 2 Fixing lever with clamping screw For fixing the pressure clip in place and for regulating the flow of liquid 3 Pressure clamp For...

Страница 18: ...fety shield 10 843 Pump Station with peristaltic pumps 2 4 Safety shield 1 Figure 4 Rear of the safety shield 1 Contact pin Arranges the safety shutdown of the peri staltic pump with a photoelectric b...

Страница 19: ...doors and may not be used in explosive environments Place the instrument in a location of the laboratory which is suitable for operation and free of vibrations and which provides protection against co...

Страница 20: ...a uniform flow If necessary the clamping screw can be readjusted while the pump is running 3 2 2 Inlet and outlet tubing Two different types of tubings are available as inlet and outlet tubing Both of...

Страница 21: ...per to make the PTFE tubing easier to handle 3 Screw the union nuts tightly to ensure a secure tubing connection 4 Hold the inlet and outlet tubings together with a cable tie 5 Put the tubing through...

Страница 22: ...3 2 Mounting the tubing 14 843 Pump Station with peristaltic pumps 2 1 2 Attach contact pin 1 on the safety shield onto the opening 2 of the sensor 2 1...

Страница 23: ...g slightly down 2 Remove the safety shield 3 3 Connecting control instruments Various options for connecting different instruments to the 843 Pump Sta tion are shown below Instruments which control th...

Страница 24: ...e connection 869 843 8xx Titrino plus Example 2 Connection of a Dosimat plus a Compact Sample Changer Remote 1 and a Titrino plus Remote 2 to the Pump Station 6 2141 230 6 2141 230 6 2141 240 6 2141 2...

Страница 25: ...Pump Station Dosimat plus Titrino plus Figure 7 Remote connection 869 843 8xx Titrino plus 8xx Dosimat plus Example 3 Connection of a Compact Autosampler Remote 2 and a VA Compu trace Remote 1 to the...

Страница 26: ...r S 115 VA U 100 240 V f 50 60 Hz RS 232 MSB1 MSB3 MSB2 Power Keyboard Remote 1 838 0010 01107 838 Advanced Sample Processor 6 2141 290 Figure 9 Remote connection 838 843 797 Example 5 Connection of a...

Страница 27: ...ever open the housing of the instrument while the power cord is still connected Protect live parts e g power supply unit power cord connection sockets against moisture Unplug the power plug immediatel...

Страница 28: ...to the power grid 20 843 Pump Station with peristaltic pumps NOTICE Do not use a not permitted power cord 1 Plugging in the power cord Plug the power cord into the instrument s power socket Connect th...

Страница 29: ...r or the 797 VA Computrace It can however also be operated manually Mains switch Emergency stop Switching the Pump Station on and off Press switch for emergency stop Illumination of the LED indicates...

Страница 30: ...from contamination CAUTION Although this is largely prevented by design measures the power plug should be unplugged immediately if aggressive media have found their way into the interior of the instru...

Страница 31: ...g immediately 5 3 2 Selection of pump tubings The most important decision when using peristaltic pumps is the selection of suitable tubing material Always use tubings particularly intended for perista...

Страница 32: ...tends to fold up If the tubing is tightened too much the flow is restricted The tubing will last longer if you detach the pressure clamp when the pump is not in use In order to achieve good repeatabil...

Страница 33: ...5 Operation and maintenance 843 Pump Station with peristaltic pumps 25 CAUTION Selecting the incorrect tubing material can put users and instruments at risk...

Страница 34: ...ly The peristaltic pump is pumping too little or not at all The contact pressure of the peristaltic pump is too weak Correctly set the contact pressure Tubing breakage The tub ing clamp is clamping th...

Страница 35: ...lay applies for all Metrohm instruments with 9 pin D Sub remote connectors The two remote interfaces are linked with one another in the instrument Various signal lines are looped through from Remote 1...

Страница 36: ...3 Pump Station with peristaltic pumps Remote 1 Inputs Pin 3 and 4 5 V approx 5 k Pull up tp tp 100 ms active low inactive high Remote 2 Inputs Pin 3 and 4 Pin 3 4 Pin 7 0 V 16 24 V active with voltage...

Страница 37: ...wise Rotational speed 300 rpm Flow rate 900 mL min Typical value with PharMed pump tubing 6 4 mm 9 6 mm 1 m 6 1826 100 Depends on contact pressure Pump tubing material PP pump tubing PharMed 8 2 Power...

Страница 38: ...t tempera ture 25 C 3 C Relative humidity 60 8 5 Dimensions Width 0 16 m Height 0 40 m Depth 0 30 m Weight without accessories 5 08 kg Material Polyurethane coated upper part Steel housing stove ename...

Страница 39: ...metrohm com into your Internet browser 2 Enter the article number e g 843 into the search field The search result is displayed 3 Click on the product Detailed information regarding the product is show...

Страница 40: ...Manual 21 Pump 1 manual 21 Pump 2 manual 21 P Peristaltic pump 9 Direction of rotation 29 Flow rate 29 Pin assignment 27 Power connection 19 20 R Rear of the instrument 8 Remote Interface 27 Pin assig...

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