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Gilson VERITY 1741, User Manual

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23

VERITY® 1741 UV-VIS DETEcToR 

| USER’S GUIDE

chapter 4

Chapter 4 | 

MaINteNaNCe

IN thIS Chapter:

 

●

Lamp Replacement

 | 

24

 

●

Intensity calibration after Lamp(s) Replacement

 | 

28

 

●

Fuse Replacement

 | 

29

 

●

cleaning and Decontamination

 | 

30

 

●

Flow cell Replacement

 | 

30

Summary of Contents for VERITY 1741

Page 1: ...User s Guide VERITY 1741 UV VIS Detector...

Page 2: ......

Page 3: ...l product and company names are trademarks or registered trademarks of their respective holders Use of the trademark s in this document does not imply any affiliation with or endorsements by the trade...

Page 4: ......

Page 5: ...t Parts 3 CHAPTER 1 INTRODUCTION 5 Description 6 Unpacking 8 Technical Specifications 9 Customer Service 10 Unpacking 8 Technical Specifications 9 Customer Service 10 CHAPTER 2 INSTALLATION 11 Test Ce...

Page 6: ...t 30 CHAPTER 5 TROUBLESHOOTING 31 Troubleshooting 31 Repair and Return Policies 32 APPENDIX A PARTS AND ACCESSORIES 33 VERITY 1741 Detector and Shelf Accessory 33 Lamps 33 Miscellaneous 34 Flow Cells...

Page 7: ...s guide The VERITY 1741 UV VIS Detector is intended to be used in a laboratory environment by trained technical personnel VERITY 1741 Detector control is via Ethernet and TRILUTION LC Software or via...

Page 8: ...ation on safety precautions when working with liquids refer to the safety data sheets for each liquid Symbols and Signs The following table explains symbols and labels that are used on the detector or...

Page 9: ...s such as The Health Protection Agency United Kingdom or The Occupational Safety and Health Administration United States Adherence to Laboratory Regulations Observe national and international regulati...

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Page 11: ...UTION LC Software as a component in an HPLC system Multiple different wavelengths can be used to simultaneously trigger fraction collection With the real time spectra display in TRILUTION LC users can...

Page 12: ...r removed Figure 1 VERITY 1741 UV VIS Detector Front View Door Removed NO DESCRIPTION 1 Front power switch 2 Status LED lights LAMP indicates the lamps are on green RMT indicates that the detector is...

Page 13: ...ources are under a small cover Remove the cover when replacing the lamp s Rear View Figure 3 VERITY 1741 UV VIS Detector Rear View NO DESCRIPTION 1 Power switch fuse drawer and power receptacle 2 Conn...

Page 14: ...Standard Equipment VERITY 1741 Detector with test cell installed Screwdriver for loosening the lamp cover and lamp holder Open End Wrench for loosening the lamp Power Cord Fuse Ethernet Cable 1 m Term...

Page 15: ...w Rate Connecting Thread Internal Tubing 14161011 1 3 mm 55 L 200 mL min 10 32 1 16 stainless steel tubing 14161014 0 5 mm 50 L 200 mL min 10 32 1 16 stainless steel tubing 14161012 0 1 mm 40 L 200 mL...

Page 16: ...nominal voltage Overvoltage category I Pollution degree 2 Safety and Compliance The detector has been certified to safety standards specified for Canada Europe and the United States Refer to the inst...

Page 17: ...m space behind the rear of the detector Keep away from equipment generating a strong magnetic field Sunlight does not shine directly on the instrument Equipment is intended for use in regular laborato...

Page 18: ...t cell must be removed and a flow cell must be installed Loosen the holding screws to remove the test cell Store the installed test cell after removal as it is used when testing the lamp Flow Cell Ins...

Page 19: ...se only nuts and ferrules made of PEEK or KEL F For 1 16 flow cells put a PEEK one piece nut on one end of the tubing For 1 8 flow cells put a KEL F ferrule 1 8 and a PEEK nut 1 8 on one end of the tu...

Page 20: ...llector in order to collect the column effluent Use an appropriate coupler to make the connection These fittings are not supplied a waste container if the column effluent does not need to be saved NOT...

Page 21: ...bly includes silicone tubing and the necessary connectors Figure 11 Waste Tubing Assembly Installation 1 Remove the Y connector from the silicone tubing 1 2 Connect the silicone tubing to the L connec...

Page 22: ...les are needed CONNECT POWER TO THE ROUTER Connect the power supply to the router and then connect the power supply to a power source CONNECT THE INSTRUMENT TO THE ROUTER Before connecting ensure that...

Page 23: ...tions and using the inputs and outputs refer to IO Config on page 45 Analog Outputs The detector has four independent analog outputs with cinch connectors On the rear side of the detector they are mar...

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Page 25: ...graphic run Instructions for controlling the VERITY 1741 UV VIS Detector using TRILUTION LC are provided on the documentation USB supplied with the detector For more information about TRILUTION LC ref...

Page 26: ...l control Start Up 1 Follow the instructions in Chapter 2 Installation to make all rear panel and plumbing connections 2 Ensure that the detector and the router are connected to a power source 3 Check...

Page 27: ...g and then drop the Turn Lamp On task into the control workspace 3 Save the method and then select Run The Application Run window appears 4 On the Application Run window select the method name from th...

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Page 29: ...IS Detector USER S GUIDE Chapter 4 Chapter 4 MAINTENANCE IN THIS CHAPTER Lamp Replacement 24 Intensity Calibration after Lamp s Replacement 28 Fuse Replacement 29 Cleaning and Decontamination 30 Flow...

Page 30: ...case of any service requiring dismantling of any part covering optical unit and when the lamp is on it is necessary to protect your eyes with glasses that absorb UV light OVERVIEW 1 Switch off the det...

Page 31: ...rear panel of the detector 8 After inserting new lamp the assembly steps are the same as those when removing but in the reverse order 9 Enter the full service menu by pressing Menu Service 7 and then...

Page 32: ...rtant to protect your eyes with glasses that absorb UV light In case of any service requiring dismantling of any part covering optical unit and when the lamp is on it is necessary to protect your eyes...

Page 33: ...er being switched on 4 Release the screw on the lamp holder using side wrench 5 5 mm 5 Remove the lamp and insert a new one 6 After inserting the new lamp the assembly steps are the same as those when...

Page 34: ...necessary NOTE Calibrate only with the test cell or with an empty clean and dry measuring cell If necessary you can use a clean measuring cell filled with non absorbent liquid in the whole spectrum 3...

Page 35: ...cing the line fuse 1 Using a flat tip screwdriver release the fuse holder from its bottom 2 Take out the fuse holder 3 Remove the old line fuse 4 Insert a new line fuse with the specifications listed...

Page 36: ...level and makes zeroing difficult The simplest cleaning method is flushing a flow cell with suitable solvents The flow cell must be removed from the detector before cleaning Select the solvent type ac...

Page 37: ...ntative Noisy or drifting baseline Leaking or dirty flow cell bubbles or non transparent mobile phase Check cell connections Check mobile phase Check cell purity Electronics optic failure Contact your...

Page 38: ...ilson representative who will discuss service options with you and can assist in making arrangements to return the equipment if necessary Return Procedure Contact your local Gilson representative to o...

Page 39: ...1040255 SHELF VERITY 1741 Optional shelf for stacking a pump on top of the VERITY 1741 Detector in a system Lamps PART NUMBER DESCRIPTION 21040253 LAMP DEUTERIUM PLCA V2 Deuterium Lamp for VERITY 1741...

Page 40: ...cell assembly with a 0 5 mm pathlength and 1 16 OD internal tubing for VERITY 1741 Detector 14161012 FLOW CELL 0 1MM 1 16 1741 Flow cell assembly with a 0 1 mm pathlength and 1 16 OD internal tubing...

Page 41: ...741 Detector 14161017 FLOW CELL 0 05MM 1 8 1741 Flow cell assembly with a 0 05 mm pathlength and 1 8 OD internal tubing for VERITY 1741 Detector 1 8 Tubing Fittings PART NUMBER DESCRIPTION 499662600 T...

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Page 43: ...display and keypad for front panel control Figure 17 VERITY 1741 UV VIS Detector Front View NO DESCRIPTION 3 Display 4 Keypad IN THIS CHAPTER Description of Symbols on the Screen 38 Operating Modes 3...

Page 44: ...ty A254 nm Wavelength set on channel A 5175 58mAU Actual value of absorbance in mAU units ABS Current detector mode Symbol of switched on deuterium lamp Symbol of switched off deuterium lamp Symbol of...

Page 45: ...n LAMPS IGNITION No settings or commands are available in this mode The mode can be interrupted by pressing the LAMP key AUTOZERO AZR Mode in which the detector prepares the analog circuits of the ins...

Page 46: ...o occurs after pressing ZERO on main panel The wavelength can be set by pressing the WL key Use the arrow keys to move the cursor left and right and then up and down change the value Press ENTER to co...

Page 47: ...Figure 18 Menu Flow Diagram Parameters The basic parameters of the detector can be set here Wavelengths Set the wavelength for each measurement channel and the scan range SCAN START and SCAN END Wavel...

Page 48: ...ence on peak area size even if the value widens and lowers the peak Recommended Time Constant Settings Time Constant s Peak Half Width for Narrowest Expected Peak in Analysis s 0 1 0 4 0 2 0 9 0 5 2 2...

Page 49: ...o MAX Maximum of signals A and B A B Absorbance of channel A divided by absorbance of channel B NEG A Negative value of channel A absorbance ABS A Absolute value of channel A absorbance The default se...

Page 50: ...amps Optionally set up automatic lamp ignition Lamp Ignition Settings SETTING DESCRIPTION LAMPS AUTOSTART OFF The lamps do not turn on automatically when the detector is turned on To ignite the lamps...

Page 51: ...AL INPUT 1 Digital input 1 Compatible with TTL HC HCT Overvoltage category up to 24 V Opened at level H Active at level L 3 DIN2 DIGITAL INPUT 2 Digital input 2 Compatible with TTL HC HCT Overvoltage...

Page 52: ...ans closed input low level For digital output is displayed OFF for open switch and ON for closed switch The analog input digital input 1 and 2 and digital output switches can be read through remote co...

Page 53: ...copies the input DIN1 DIN2 Level copies the input DIN2 LEAK Level H when the leak is detected LEAKAGE FERR Level H when a fatal error occurs LEDER Setting for externally connected ERROR LED all errors...

Page 54: ...tputs by setting the Conversion Ratio to off Press the MENU key and then select IO Config Analog Outputs ANA 1 2 3 4 Conversion Ratio to OFF Figure 19 Analog Output Cable ANALOG OUTPUT CABLE MARKING C...

Page 55: ...TPUTS MODULE BN board name HW board version CD calibration date Ethernet Displays actual setting of Ethernet IP IP address MASK subnet mask GATE Default gateway and MAC Unique hardware address address...

Page 56: ...that occurred TOTAL Arrows enable browsing if there is more than one error To update the status on this screen exit the screen and enter it again The list of actual errors can also be entered by pres...

Page 57: ...Heating voltage in steady state approx 1 V IHT Heating current approx 2 A TUNGSTEN LAMP W The following values are displayed Current Values of W Tungsten Lamp Control NAME DESCRIPTION VLO Current regu...

Page 58: ...e sensor approx 0 65 V 0 95 V MODE Mode of the sensor OFF STATE FLAG WARNING FATAL ERROR Service The partial service menu provides access to the most common operations and is also compatible with the...

Page 59: ...t be in measuring mode lamps on Calibration takes about 12 seconds and the service menu is exited when finished For more information refer to Intensity Calibration after Lamp s Replacement on page 28...

Page 60: ...Gilson Inc 3000 Parmenter Street Middleton WI 53562 USA www gilson com contactus LT303129 02 Original Instructions...

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