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945 Professional Detector Vario

945 Professional Detector Vario – Conductometry

Manual

8.945.8001EN / 2020-03-13

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Summary of Contents for 2.945.0010

Page 1: ...945 Professional Detector Vario 945 Professional Detector Vario Conductometry Manual 8 945 8001EN 2020 03 13...

Page 2: ......

Page 3: ...0 Herisau Switzerland Phone 41 71 353 85 85 Fax 41 71 353 89 01 info metrohm com www metrohm com 945 Professional Detector Vario 945 Professional Detector Vario Conductometry 2 945 0010 Manual 8 945 8...

Page 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...

Page 5: ...of the instrument 6 2 1 Front 6 2 2 Rear 7 3 Installation 8 3 1 Base tray and bottle holder 8 3 1 1 Basic information on base tray and bottle holder 8 3 1 2 Mounting base tray and bottle holder option...

Page 6: ...al Detector Vario Conductometry 6 Technical specifications 22 6 1 Reference conditions 22 6 2 Conductivity detector 22 6 3 Power connection 23 6 4 Leak sensor 23 6 5 Ambient conditions 23 6 6 Housing...

Page 7: ...f figures Figure 1 Front 6 Figure 2 Rear 7 Figure 3 Removing the base tray 9 Figure 4 Removing the bottle holder 11 Figure 5 Mounting the bottle holder 12 Figure 6 Connection detector separation colum...

Page 8: ......

Page 9: ...other multi channel systems to be implemented also with the instruments of the 930 Compact IC Flex family and with the 883 Basic IC plus which are equipped with only one detector connector which is n...

Page 10: ...g toxic and caustic substances Knowledge regarding the applica tion of fire prevention measures prescribed for laboratories is also manda tory 1 3 Safety instructions 1 3 1 General notes on safety WAR...

Page 11: ...gainst electrostatic charges WARNING Electronic components are sensitive to electrostatic charges and can be destroyed by discharges Do not fail to pull the power cord out of the power socket before y...

Page 12: ...tails about the disposal of your old instrument can be obtained from your local authorities from waste disposal companies or from your local dealer 1 4 About the documentation CAUTION Read through thi...

Page 13: ...ure Instruction step Carry out these steps in the sequence shown Method Dialog text parameter in the software File New Menu or menu item Next Button or key WARNING This symbol draws attention to a pos...

Page 14: ...2 Overview of the instrument 2 1 Front 1 2 4 3 Figure 1 Front 1 Power LED Standby indicator 2 Conductivity detector Permanently installed 3 Detector inlet capillary Permanently installed 4 Coupling F...

Page 15: ...ocket For connecting a 942 Extension Module Vario or an 891 Professional Analog Out Labeled Extension Module 6 Detector connection sockets For the connection of the installed detector labeled Detector...

Page 16: ...or more 942 Extension Module Vario One 944 Professional UV VIS Detector Vario One 945 Professional Detector Vario Or another instrument with the same sized footprint 3 1 2 Mounting base tray and bottl...

Page 17: ...3 mm hex key 6 2621 100 1 2 3 Figure 3 Removing the base tray 1 Tilt the instrument sideways and lay it down flat 2 Loosen the 4 cylinder screws with the 3 mm hex key Remove the cyl inder screws and...

Page 18: ...base tray Stack other instruments in the required order Mount the bottle holder 6 2061 100 onto the topmost instrument on the stack see Mounting the bottle holder page 11 3 1 2 2 Removing mounting th...

Page 19: ...ing stoppers 2 Loosen the 2 cylinder screws with the 3 mm hex key and remove them 3 Remove the bottle holder Stack other instruments in the required order Mount the bottle holder 6 2061 100 onto the t...

Page 20: ...the bottle holder restore all connections that were loos ened at the beginning of the process Restoring the loosened connections 1 Plug in all necessary USB cables 2 Plug in all necessary MSB cables...

Page 21: ...metric detec tion Connect the other end of the PEEK capillary 6 1381 030 to the Eluent in connector on the amperometric detector NOTICE The detector outlet capillary must be free of blockages in order...

Page 22: ...detector inlet Fasten the detector inlet capillary 6 1 using a short PEEK pres sure screw 6 2744 070 6 2 directly to the outlet of the column 6 3 1 2 3 Figure 6 Connection detector separation column 1...

Page 23: ...d out 3 Coupling 6 2744 040 4 PEEK pressure screws short 6 2744 070 Connecting the detector inlet capillary to the MCS 1 Connecting the detector inlet Fasten the detector inlet capillary 8 1 with one...

Page 24: ...Connecting the instrument to the power grid WARNING Electric shock from electrical potential Risk of injury by touching live components or through moisture on live parts Never open the housing of the...

Page 25: ...60320 type C13 Conductor cross section 3x min 0 75 mm2 18 AWG Power plug according to customer requirement 6 2122 XX0 min 10 A NOTICE Do not use a not permitted power cord 1 Plugging in the power cord...

Page 26: ...treme damage to the instrument elec tronics In such cases Metrohm Service must be informed Spilled chemicals and solvents should be removed immediately In particu lar the plug connections particularly...

Page 27: ...r without column the pressure must not exceed 5 MPa In order to ensure this set the maximum pressure of the high pressure pump to 5 MPa in MagIC Net 4 2 2 Remedying blockage The conductivity detector...

Page 28: ...2 Conductivity detector 20 2 945 0010 945 Professional Detector Vario Conductometry 3 In MagIC Net set the maximum pressure of the high pressure pump to 5 MPa 4 Rinse the detector thoroughly with elue...

Page 29: ...the system markedly increases The conductivity detector is blocked see chapter 4 2 2 page 19 Shorten the capillary ends by a few millime ters Rinse the detector opposite the normal flow direction Cond...

Page 30: ...without range switching Noise 0 1 nS at 1 S cm Linearity devia tions 0 1 for conductivity values higher than 16 S cm 1 for conductivity values lower than 16 S cm Drift 0 2 nS cm per hour Measuring ra...

Page 31: ...sensing Required fre quency 50 60 Hz 3 Hz autosensing Power consump tion 65 W for typical analysis application 25 W standby conductivity detector to 40 C Power supply unit Up to 300 W maximum electron...

Page 32: ...free coated Controls Indicators LED for standby operation On off switch On the rear of the instrument 6 7 Interfaces USB Input 1 USB upstream type B for connection to the PC Output 2 USB downstream ty...

Page 33: ...www metrohm com into your Internet browser 2 Enter the article number e g 2 945 0010 into the search field The search result is displayed 3 Click on the product Detailed information regarding the pro...

Page 34: ...rface 24 Detector inlet capillary Connect 13 E Electrostatic charge 3 F Frequency 23 H Humidity 23 I Interface MSB 24 USB 24 Interfaces 24 Further connections 24 Leak sensor 24 L Leak sensor Interface...

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