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Edition 5, 2005

 

 

171.7034 

 

 
 

 
 
 
 
 
 
 

 

 
 
 
 
 

 

 

DECADE II 

Electrochemical Detector 

 

 

Installation of Dual Cell Control 

upgrade kit  

 

 

 

 

 

Содержание DECADE II

Страница 1: ...Edition 5 2005 171 7034 DECADE II Electrochemical Detector Installation of Dual Cell Control upgrade kit ...

Страница 2: ......

Страница 3: ...bol are used on the rear panel and oven compartment of the DECADE II Consult the manual for further safety instructions Frame or chassis ground terminal The following pictograms are used in the DECADE II manual Caution Caution risk of electric shock or other electrical hazard high voltage ...

Страница 4: ...r type and rating as stipulated on the rear panel and specified in the installation section of this manual The fuse holder is integrated in the mains connector Ensure that the instrument is never put in operation with fuses of a different type This could cause fire USE ONLY WITH 250 V FUSES EMPLOYER UNIQUEMENT AVEC DES FUSIBLES DE 250V Connect the detector to a grounded AC power source line voltag...

Страница 5: ...tector Blocking the fan will impair the cooling capability of the power supply Before starting the replacement of the EPROMS please read the following safety instructions carefully Take precautions against electrostatic discharge during installation removal of boards EPROM s or other electrical components at all time to prevent damage of the circuit boards ...

Страница 6: ... qualified chemists on both contractual or as needed basis Copyright 2003 All rights reserved Contents of this publication may not be reproduced in any form or by any means including electronic storage and retrieval or translation into a foreign language without prior agreement and written consent from the copyright of the owner The information contained in this document is subject to change witho...

Страница 7: ...l cell cable 15 4 Identification of cables labels 15 5 Removing sensor board 17 6 Replacement of boot EPROMS 19 7 Reconfiguration of connector 7 heater 20 8 Installation of the DECADE II TC board 22 9 Installation of power cable for 2nd sensor board 25 10 Configuration of dip switches 26 11 Placement of I O label 27 12 Installation of sensor boards 28 13 Installation of cell and column clamps 28 1...

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Страница 9: ... clamp on the left side panel of the DECADE II inside the housing Only a few DECADE II detectors on the market do not have the LM35 sensor preinstalled first series s n 171 00025 If your DECADE II has a s n 17100025 DO NOT procede with the installation of the DCC kit but please contact the manufacturer In that case the DECADE II should be upgraded at the factory There are three versions of the DEC...

Страница 10: ...e or if not all marked items on the checklist are included Prior to shipment the parts of your upgrade kit have been inspected and tested to ensure the best possible performance Contents of kits Below the contents of the available upgrade kits are listed 1 p n 171 0216 DECADE II DCC upgrade kit s n 92 consists of the following parts P n Description Qty 171 0624 DECADE II sensor board 1 171 0208 DE...

Страница 11: ...vice manual 1 171 7032 DECADE II FW upgrade user guide 1 171 7034 DECADE II DCC upgrade kit install guide 1 3 p n 171 0220 DECADE II DCC upgrade kit s n 25 71 consists of the following parts P n Description Qty 171 0684 DECADE II temp control board 1 171 0690 Temp control board fixing conn 1 171 0624 DECADE II sensor board 1 171 0600 DECADE II control boot EPROM 1 171 0605 DECADE II sensor boot EP...

Страница 12: ...he dual sensor upgrade kit Service tools a IC puller and normal screw driver b Hex key 3 16 c Phillips screwdriver no 1 long or normal shaft 3 16 Figure 1 IC puller screwdriver hex key and Phillips screwdriver Solvents Ethanol cleaning Test equipment External dummy flow cells p n 250 0040 ...

Страница 13: ... n 17100092 only 8 Installation of temperature control board for s n 17100092 only 9 Installation of power cable for 2 nd sensor board 10 Configuration of dip switches 11 Placement of I O label on rear panel 12 Installation of sensor boards 13 Installation of cell and column clamps 14 Placement of cell identification labels 15 Upload of firmware version 3 xx 16 Check calibration For upgrade kit wi...

Страница 14: ...inutes to install hardware and 100 minutes to check and recalibrate the DECADE II 1 Upload of firmware version 3 xx Upgrade the firmware of the single sensor board DECADE II with an FW version which supports dual sensor board control FW 3 20 as described in the FW upgrade user guide 171 7032 This step is necessary to be able for the system to recognize the second board after installation Note that...

Страница 15: ...f the four M3 Phillips screws as depicted in figure 2 The screws are marked with red arrows and the letters A and B Figure 2 Connector panel of the DECADE II 1 Remove the two screws located below A completely by means of a Phillips screwdriver The screws in the top part B can be accessed via the two holes in the connector panel see top right picture in figure Do not remove the two screws in the to...

Страница 16: ...epicted in figure 3 The rear panel is constrained by the length of the connected cables The control board can rest on the isolated casing of the power supply compartment without any problem A B Figure 3 Detector with rear panel pulled backwards A sensor board and B control board ...

Страница 17: ...r an upgrade of a DECADE II with s n 17100072 upgrade kits p n 171 0216 171 0218 this procedure can be skipped Please continue with the next installation step the labelling of cables for identification 4 Identification of cables labels On the sensor board the following parts can be identified see figure 4 A Sensor board boot EPROM B Internal cell cable C I2 C power cable B C A Figure 4 Top view se...

Страница 18: ...ope p n 171 0208 Label the cables as depicted in figure 5 Place label at the end of the cable next to the connectors which are mounted on sensor board 1 Figure 5 Labelling of cables sensor board 1 Label the internal cell cable of sensor board 2 with a vinyl label marked Sensor 2 The internal cell cable for sensor board 2 is not connected to any board and is fixed in the black cable clamp mounted t...

Страница 19: ...bD connector which is fixed with two screws Remove the screws with the hex key and remove the connector of the sensor board Disconnect the I2 C power cable depicted in figure 4 C This is a Molex kk connector which can be removed by gentle pulling it in the upward direction Remove the three M3 screws which secure the sensor board on the connector panel using a Phillips screwdriver The screws are ma...

Страница 20: ...18 Installation guide Figure 7 Removal of sensor board from the connector panel ...

Страница 21: ...8 For the location of the EPROM on the sensor board see figure 4 A Figure 8 Top view of control board A control board EPROM Take precautions against electrostatic discharge during installation removal of the EPROMS at all time Both EPROMS can be removed from the board using an IC puller or alternatively a flat screwdriver An IC puller is the recommended tool Clip the IC puller around the EPROM on ...

Страница 22: ...the control board use a flat screw driver to release the connector from the socket Insert the screw driver between the connector and the retaining clip on the socket Push the retaining clip aside by means of a screw driver and firmly pull the connector from the socket The connector is fixed tightly in the socket and considerable force has to be used to remove it To avoid damage of the control boar...

Страница 23: ...ieved by inserting the screw driver in the slit and gentle pushing the metal contact while simultaneously pulling the wire out of the housing Figure 11 Connector 7 with new wire configuration for analog heater control left side For reference the old wire configuration is shown on the right side Subsequently insert the contact in position 1 of connector 7 as depicted in figure 11 Make sure that the...

Страница 24: ... new PC board for the measurement of the oven temperature via a LM35 temperature sensor The board is shown in figure 12 Figure 12 DECADE II temperature control board TC board Install the temperature control board from here on abbreviated as TC board on connector 15 of the main control board as depicted in figure 13 and 14 Make sure that the board is pressed firmly in the socket to ensure good cont...

Страница 25: ...e sensor mounted in the heater compartment The LM35 signal cable consists of three wires red white black with a 6 pin Molex KK connector white to connect it to the TC board This cable is originally not connected to any board and is fixed in the grey cable clamp located on the left side panel inside the DECADE II housing Figure 15 LM35 cable connected to CON1 on TC board ...

Страница 26: ...the socket designated CON1 on the TC board as shown in figure 15 Figure 16 TC board with mounted TC board fixing connector Place the TC board fixing connector p n 171 0690 on top of connector 4 on the TC board as shown in figure 16 Use gentle force when installing the TC board fixing connector p n 171 0690 on the TC board Prevent bending of the TC board by holding in place with your hands during i...

Страница 27: ...s below Mount the Molex kk connector of the cable on CON2 on the control board figure 17 Make sure that the identification label sensor 2 is located on the end of the I2 C power cable which will be connected to sensor board 2 figure 18 Figure 17 Installation of I2 C power cable of sensor board 2 on control board Figure 18 Installation of I2 C power cable of sensor board 2 on control board ...

Страница 28: ... I O connector at the edge of the board The dipswitches are protected by means of a brown transparent foil Remove this adhesive foil to free switches for programming Program the dips switches as depicted in figure 19 and 20 for sensor board 1 and 2 respectively Figure 19 Dip switch settings for sensor board 1 1 on 2 on 3 on and 4 on Figure 20 Dip switch settings for sensor board 2 1 on 2 off 3 on ...

Страница 29: ...n figure 21 Do not dispose the three retaining screws because they are needed to fix the second sensor board to the rear panel Degrease clean area around the second sensor board slot on the rear panel using a tissue soaked in ethyl alcohol figure 16 Caution do not use any other organic solvent to clean the surface because this can result in removal or damage to the paint layer After cleaning of th...

Страница 30: ...can be disposed Mount the connector in the same way as in the case of sensor board 1 using the hex screws and two plastic rings Figure 17 D connector mounting set Figure 22 D connector mounting set Fix rear panel on the DECADE II see figure 2 13 Installation of cell and column clamps Fix the black cell clamp for the second flow cell inside the oven compartment in the middle between the fans using ...

Страница 31: ... with the text Cell 1 and two with the text Cell 2 Place two labels on the rear panel for the identification of the sensor boards on the rear panel as depicted in figure 23 Place two labels in the oven compartment for the identification of the cell connectors as depicted in figure 24 Figure 23 DECADE II rear with identification labels Cell 1 Cell 2 Figure 24 Oven compartment with identification la...

Страница 32: ...messages in the service manual 16 Check calibration of DECADE II DCC 1 Check FW version After upload of the dual sensor FW restart detector and check if the FW version displayed in the MAIN screen corresponds with the version number of the uploaded anl file 2 Check configuration of sensor boards The presence of both boards can be simply checked in the DECADE II MAIN screen A n t e c L e y d e n M ...

Страница 33: ...nction if the reset procedures described in point a and b are not executed embedded software can freeze or detector remains in a reboot loop after power up 4 Check detection of the TC board board by the DECADE II firmware The LM 35 board is recognized by the software during start up of the DECADE II To check if the installation was successful start up the detector and enter the DIAG mode from the ...

Страница 34: ... the control board and if the LM35 cable is connected properly If problem persists please contact supplier Press CAL button F2 By pressing the CAL button an auto calibration routine will start Internally the oven temperature is set to 45 o C and the detector is allowed to stabilise for 45 minutes During that period the detector will display a 45 minute countdown timer to indicate the progress of t...

Страница 35: ...sing the AUTO function if the residual currents for the different resistors is higher than the values specified in table VIII of the service manual After the IE convertor calibration leave the service mode and enter the DC mode Make sure that no cell cable is connected and scroll through all current ranges Check if the cell current approaches 0 in all ranges which gives an indication that the cali...

Страница 36: ...34 Appendix A Installation of 2nd internal cell cable ...

Страница 37: ...of the DECADE II This is done in the following manner Back side Remove the two screws inside the housing of the DECADE II using a Phillips screwdriver as depicted in figure 25 Front side Remove the four screws in the oven compartment with a Phillips screwdriver as depicted in figure 26 see red arrows for location The top cover can now be lifted gently of the DECADE II and placed aside the detector...

Страница 38: ...36 Appendix A Installation of 2nd internal cell cable Figure 25 Removal of screws of top cover at back side Figure 26 Removal of screws of top cover in oven compartment ...

Страница 39: ...II DCC upgrade kit install guide edition 5 37 Figure 27 Release of cable clamp of the internal cell cable of sensor board 1 Figure 28 Clearing sub D connector mounting position on oven compartment removal of black cover ...

Страница 40: ...the hex screws with nuts should be used of the D connector mounting set Other parts rings can be disposed see figure 29 Figure 29 D connector mounting set Mount the connector as shown in figure 30 Place the contact rings M3 underneath the nut with the sharp side facing the connector and tighten hex screw Fix both internal cell cables of sensor board 1 and 2 in the black cable clamp located on the ...

Страница 41: ...ll guide edition 5 39 Figure 30 Internal cell cable of sensor board 2 mounted on oven compartment Top view Note the contact rings M3 under the nuts Figure 31 Both internal cell cables in black cable clamp on bottom side of DECADE II top cover ...

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