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Foss Infratec 1241, Service Manual

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Infratec™ 1241 Grain Analyzer

5:16

Service Manual 1001 5015 / Rev. 4

5.2.7

Replacement of Power Supply Board 

(P/N 1001 2810)

Additional tools: Thermal paste (to be applied on transistors facing the heatsink)

Removal of Power Supply Board

1.

Remove the Power Supply Module.

2.

Remove the Spring Plate 

4

 by unscrew screws 

1

 to 

3

.

3.

Unscrew  the screws 

5

 and 

6

 and remove the Power Supply Board.

Fig. 5:17  Power Supply Board

4.

Remove old thermal paste from the Cooling Flange. 

5.

On the new PCB, apply a thin layer of thermal paste on the transistors facing the 
Cooling Flange.

Fig. 5:18  

Summary of Contents for Infratec 1241

Page 1: ...right 2011 All rights reserved FOSS Analytical A S Foss Allé 1 DK 3400 Hillerød Denmark Tel Int 45 7010 3370 Fax 45 7010 3371 E mail info foss dk Infratec 1241 Grain Analyzer Service Manual 1001 5015 Rev 4 ...

Page 2: ...rmation may be changed or updated without notice The latest version is found at www foss dk Rev Date of Issue Revised Material 1 2011 03 18 First issue 2 2012 11 09 Service procedure updated 3 2015 05 18 General update 4 2016 09 26 Minor changes in section 1 4 and 5 ...

Page 3: ... 2 2 7 Detector 2 11 2 2 8 Power Supply 2 12 2 2 9 LCD Display 2 14 2 2 10 Display Interconnection Board 2 15 2 2 11 Electronic ID 2 15 2 2 12 TWM Optional 2 16 2 2 13 STM Optional 2 18 2 2 14 Remote I O Optional 2 19 2 3 Software Description 2 22 3 Installation 3 1 3 1 General 3 1 3 2 Installation of Test Weight Module on Infratec 1241 Generation 2 3 1 3 2 1 Preparation of the Infratec for assemb...

Page 4: ...4 3 4 Software Error Log 4 19 4 3 5 Hardware Error Log 4 20 4 3 6 Export Logs and Configuration 4 20 4 3 7 Wavelength Stability 4 20 4 3 8 Lamp Check 4 20 4 4 Automatic Tests 4 21 4 4 1 Detector 4 21 4 4 2 Monochromator 4 22 4 4 3 I 0 Input Output 4 23 4 5 Manual Tests 4 25 4 5 1 Detector 4 25 4 5 2 Monochromator 4 25 4 5 3 Measuring Unit 4 26 4 5 4 Display 4 26 4 5 5 Scan 4 26 4 5 6 Test Weight 4...

Page 5: ...tion Error 4 34 4 11 6 Error 16384 Strain Gauge Failure Load Cell 4 34 4 11 7 Error 32768 Hardware Error 4 34 4 11 8 Error 33292 Reference Scan too low 4 35 4 11 9 Error 33293 Too few valid Sub samples collected 4 35 4 11 10 Error 33294 Monochromator Shutter not able to move 4 35 4 12 Hardware Error Log xxxxxxxx HL 4 36 4 12 1 Error Word 4 36 4 12 2 Commands 4 37 4 12 3 Status Word 1 4 41 4 12 4 S...

Page 6: ...eplacement of Measuring Unit PCB 5 43 5 3 9 Replacement of Variable Motor 5 44 5 3 10 Replacement of Conveyor Motor 5 45 5 3 11 Replacement of Cell Wall Front with Speckle Emitter PCB 5 46 5 3 12 Replacement of Cell Block Complete and Path Length Encoder 5 47 5 3 13 Replacement of Cell Cover Outer 5 48 5 3 14 Checking movement of the Variable Cell 5 49 5 3 15 Drawer Sensor Cable rerouting 5 50 5 4...

Page 7: ...01 5015 Rev 4 5 7 Preventive Maintenance Procedures 5 72 5 7 1 Measuring Unit Adjustment of Path Length 5 72 5 7 2 TWM Balance Calibration 5 74 5 7 3 TWM balance Control 5 77 6 Technical Specifications 6 1 7 Schematics 7 1 8 Document References 8 1 ...

Page 8: ...Infratec 1241 Grain Analyzer Service Manual 1001 5015 Rev 4 ...

Page 9: ...ng principles process flows and service and adjustment procedures See also section 8 Document References for an overview of User and Service Documentation 1 3 Self Service Support The Customer Support Toolbox CST on FOSS EXTRAnet www foss dk contains all available support information Please visit the CST at regular intervals for latest updates of documents and software 1 4 Contacting Customer Supp...

Page 10: ...autions The layout of safety symbols used in this manual is described below Symbols are used whenever a safety related message is written to warn the reader of potential hazards Safety Symbols Explanation of safety symbols used in this manual Safety Terminology Explanation of safety terms used in this manual Symbol Description General hazard Electrical shock hazard Hot surface Heavy object Term De...

Page 11: ...truments are now referred to as Generation 2 In 2010 the exterior was redesigned to match the EyeFoss image analyzer design Few internal parts where altered These instruments are now referred to as Generation 3 The Infratec 1256 is electronically and technology wise almost identical to the 1241 Over the years different hardware and software features have been continuously introduced e g TCP IP cal...

Page 12: ... 8 Document References Abbreviations Explanation of abbreviations used in this manual ADC Analog to Digital Converter DIB Display Interconnection Board DSP Digital Signal Processing EID Electronic ID GA Grain Analyzer I2C Standardised serial interface Inter Integrated Communication I O Input Output ISW Instrument Software LIMS Laboratory Information and Management System MU Measuring Unit OS Opera...

Page 13: ...s Detector Yes All versions Monochromator Yes All versions MU Yes All versions TWM Yes All versions TN 1234 STM Yes LCD Display No See Spare Parts Manual PC module DSP PC board Compact Flash Floppy disk No No No No Yes No Requires OS vers 5 01 or higher Requires OS vers 5 01 or higher Dependency Requires ISW 5 xx Disabled in BIOS USB Floppy disk support Cable Stalk No Interface No USB Chassis Yes ...

Page 14: ... a stack The PC module stack assembly consists of Mounting plate Processor board that acts as a controller for the peripheral components DSP board that acts as an extension Processor board and is also used as an I O system Communication between the PC module and the instrument modules is routed via the DSP board I2C bus which is a simple standard 2 wire connection where the DSP acts as the master ...

Page 15: ...rd communicates with the DSP board via the PC 104 bus The processor board has three main interfaces DSP board PC 104 bus TFT LCD display Connectors to chassis Interface panel providing access to external keyboard USB comm ports LAN etc Fig 2 3 Processor Board CN3 Printer Interface LPT1 CN15 LAN Ethernet Interface CN5 USB Interface 0 1 CN18 Keyboard Bar code Interface CN12 LCD Display CN19 COM1 Int...

Page 16: ...s reason the DSP software is uploaded from the processor board by ISW during start up The ISW installation package contains and installs the latest and matching DSP software version The DSP has an I2C bus interface implemented as a SW driver in the DSP software and is used for communication between devices inside the instrument I2C is a two wire serial bus as shown in Fig 2 5 Fig 2 5 There are a n...

Page 17: ...r red LED P9 Monochromator D3 Power On green LED P12 Monochromator D4 I2C communication red LED DSP Board From Designation To P1 Keypad overlay P3 PC 104 Bus Interface Processor Board P6 Power Supply Power Supply Board P7 P7 Backlight Power Display Interconnection Board P8 Encoder Connector Monochromator P9 Grating Motor Connector Monochromator P12 Shutter Board Connector Monochromator P13 Detecto...

Page 18: ...e dispersive monochromation This is optimal when using transmission of light through the sample e g for grain analysis A disadvantage of this technology is that the system becomes very sensitive to stray light from the environment e g sunlight and fluorescent light from the ceiling In the Infratec the light from the light source the instrument lamp is transported in an optic fiber bundle into the ...

Page 19: ... wavelength accuracy compared to the factory status The monochromator is supplied with an EEPROM which stores the O and P constants These constants are obtained from the factory calibration and cannot be altered or re calibrated in the field The EEPROM resides on a PCB underneath the monochromator base plate This PCB is therefore a unique part dedicated for each monochromator and cannot be changed...

Page 20: ...and terminals It is recommended to replace the previous versions with P N 10013351 which is the latest version see picture below Infratec 1241 InfraXact and FoodScan analysers all have the same lamp holder Fig 2 8 Lamp Holder Lamp source The halogen lamp is FOSS custom manufactured and can not be substituted with regular lamps Use P N 60023564 to order Aperture Exchangeable apertures are used to a...

Page 21: ...ata from the detector s A D converter The detector module has an I2C expander on board that is accessed from the DSP and is used to set the detector gain to values specified by the ISW It also has a temperature sensor from which ISW reads current temperature inside the detector and it s accessed via the I2C interface as well An E2PROM onboard the detector module contains the detector constants e g...

Page 22: ...s including the PC module measuring unit lamp display and optional equipment TWM STM etc The Power Supply receives command signals from the DSP Board via the I2C bus The I2C decoder processes these signals and controls the lamp and display accordingly For example the lamp and display backlight can be placed in power saving stand by modes the display itself can be extinguished during certain sequen...

Page 23: ... Rev 4 2 13 Fig 2 11 Power Supply Board J1 LCD Backlight P8 Measuring Unit Power J3 LCD F1 Fuse 6 3 AT M J6 I2C Bus F2 Fuse 1 25 AT T J7 Remote I O Power optional F3 Fuse 4 0 AT P1 From Transformer F4 Fuse 500 mAT P5 Lamp F6 Fuse 4 0 AT P7 DSP Board Power ...

Page 24: ...include a wide viewing angle with the best angle at 6 o clock high contrast anti glare polarizing filter normally white display mode that produces natural colors The display needs voltage from three sources to be operational 5VDC from the Processor Board the display on off signal Display backlight from the Display Interconnection Board Contrast voltage The LCD Display is not repairable it has to b...

Page 25: ...acklight Actually 600 V AC supplied by a DC AC converter Fig 2 13 2 2 11 Electronic ID The Electronic ID is installed as factory standard and enables the extended wavelength range needed for predictions in the area 570 nm 850 nm The effective wavelength range of the instrument will be 570 nm 1098 nm This range will be activated when using an Application Model with extended range JP1 I2C Bus JP2 LC...

Page 26: ...nal device that can be fitted to any existing Infratec 1241 To measure the test weight of a sample the used Application model must have support for the TWM The Infratec software ISW will during boot up detect if a TWM is electrically connected to the instrument The TWM is connected to the Infratec through the TWM power communication cable and the drawer sensor cable The TWM power communication cab...

Page 27: ...ing It s important that the twm ini file is included It is also possible to create a new Application model Go into the User menu and choose Application models Test Weight Setup Test Weight Models 3 Pour the sample into the hopper 4 Press the analyse button or use F 9 on the external keyboard The empty weight of the test cell is first measured Then the conveyor in the Infratec Measuring Unit deposi...

Page 28: ...ferent cuvette models and sizes are available for different kinds of sample types The STM consist hardware wise of an Elevator Unit which includes a motor that drives the sample cuvette down in front of the detector and electronics to communicate commands to the DSP The position of the cuvette is detected by two magnet sensors in the elevator unit Electrically the STM is connected to either of the...

Page 29: ...rfaces The 5 pin I2C Power interface The cable connecting to this interface has a 4 way 2 wire I C connector that should be connected to an available I C connector inside the Infratec 1241 1256 The 4 way 3 wire power connector should be connected to an available power connector inside the Infratec 1241 1256 The 3 pin sensor interface could be used for connecting a trigger sensor inside the instrum...

Page 30: ...1241 1256 is con nected 3 IO7 Trigger Trigger input used to start analysis 4 IO6 Reserved Not used 5 GND 6 IO2 AM Selection 0 Bit 0 of the 4 bit nibble used for selecting the application model 7 IO3 AM Selection 1 Bit 1 of the 4 bit nibble used for selecting the application model 8 IO4 AM Selection 2 Bit 2 of the 4 bit nibble used for selecting the application model 9 IO5 AM Selection 3 Bit 3 of t...

Page 31: ...nal part of the opto couplers are powered with 12 24V from the outside One pin on the connector is connected to the Infratec 1241 1256 12V supply to enable connection of an external sensor without extra hardware Software The functionalities for the I O Board require at least ISW 3 40 In this version there are however some bugs regarding the statuses Busy not reported correct at all times and Conne...

Page 32: ...e located in the instrument It contains functions for analysing samples predicting results creating scan files for mathematical treatment SW 2 DSP software system 10008494 10014320 Software located in the DSP Containing functions for Detector Monochromator MU TWM and PSM communication SW 3 Monochromator microcontroller software PIC microcontroller software to control the monochromator shutter func...

Page 33: ...face between the DSP and the PSM I2C expander The signals used to adjust the contrast of the display the display on off function to set the display backlight on off and the monochromator lamp in standby mode is sent to the power supply module via the i2C bus interface This connector is identical to the connector interfacing the STM IF 6 DSP TWM I2C interface between the DSP and the TWM microcontro...

Page 34: ...Infratec 1241 Grain Analyzer 2 24 Service Manual 1001 5015 Rev 4 ...

Page 35: ...s delivered with an Owners Guide binder where you will find all installation documents to be filled out 3 2 Installation of Test Weight Module on Infratec 1241 Generation 2 The installation of the Test Weight Module occurs in the three steps 1 Preparation of the Infratec for assembly 2 Preparation of the Test Weight Module for assembly 3 Final assembly of Infratec and Test Weight Module into a com...

Page 36: ...ate workbench space and a soft padding or equivalent must be laid where the instrument will be tilted on its side Warning The tilting of the instrument must be performed by two persons 3 Gently tilt the instrument and lay it to rest on its left side 4 Remove the sample collection drawer from the instrument Caution Open the right hand door carefully when the instrument is in tilted position The doo...

Page 37: ...7 Remove the collection drawer guides two on each side This is done by unscrewing the screws with a 4 mm allen wrench see Fig 3 5 below Remount four short screws in the holes on the left side the instrument side This is to prevent dirt from getting into the Infratec Fig 3 5 Collection drawer guides 8 Close the right hand door and lower the hopper section to its fully closed position ...

Page 38: ...ch should be as level as possible The workbench should also be as free from vibrations as possible 2 Adjust the four feet under the plinth see Fig 3 6 below Use a level guide to level the Test Weight Module Fig 3 6 Adjustment of feet 3 Loosen the three letter screws on the Front Transport Securing Device see Fig 3 7 below Store them in the extra holes on the Front Transport Securing Device Fig 3 7...

Page 39: ...Transport Securing Device on the block situated behind the Test Weight Module Fig 3 8 Screws on Back Transport Securing Device Warning Never perform step 5 with the Back Transport Securing Device tightened 5 Fasten the two allen screws hard with a 4 mm allen wrench see Fig 3 9 below Grip the Test Weight Module at the same time so that you can feel that it is getting positioned Fig 3 9 Allen screws...

Page 40: ...very delicate and sensitive item There should be no contact whatsoever with this item during the mounting process Caution Open the right hand door carefully when the instrument is in tilted position The door may brake if incautios 2 Lift the hopper section to its fully upright position and then open the right hand door 3 Mount the screw on the back side of the Infratec using a 3 mm 2 5 mm for late...

Page 41: ...13 on page 3 7 Attach bracket with two short screws using a 3 mm allen wrench Fig 3 12 Guiding bracket hole Fig 3 13 Guiding bracket hole Caution Steps 6 8 are extremly important for the instrument to be EMC approved 6 To earth the TWM at least one of the holes marked with arrows in Fig 3 14 below has to be scraped Use an 8 mm plane countersink 7 Plane countersink the corresponding hole on the TWM...

Page 42: ... toothed plate connector in the plane counter sinked hole Fig 3 14 Scrape at least one of these holes 9 Close the right hand door and lower the hopper section to its fully closed position Tilt the complete instrument back to upright position 10 Mount the block ment to hold the Front Transport Securing device behind the TWM Dry off the space behind the TWM with alcohol to make the self adhering tap...

Page 43: ...contacts 2 or 3 Fig 3 16 Connections on the Measuring Unit Measuring Unit Gen I left and Measuring Unit Gen II right 12 Install the Test Weight ini file First of all put the diskette into the diskette holder of the instrument From the User Menu choose Read disk The Test Weight ini file will be imported to the instrument see User Manual 13 Replace the sample collection drawer 3 2 1 4 1241298a 1 Dra...

Page 44: ...15 Rev 4 3 3 Installation of Test Weight Module on Infratec 1241 Generation 3 1 Remove the two plastic slides for the drawer They should be moved to the TWM later Fig 3 17 2 Remove the metal plate covering the drawer sensor by loosen the four screws Fig 3 18 ...

Page 45: ...Infratec 1241 Grain Analyzer Service Manual 1001 5015 Rev 4 3 11 Fig 3 19 3 Turn the Infratec on the left side Place some soft material on the table to prevent scratches Fig 3 20 ...

Page 46: ...Infratec 1241 Grain Analyzer 3 12 Service Manual 1001 5015 Rev 4 4 Remove three of the four feet Fig 3 21 5 Remove the two beams 1 and 2 by loosen the screws Fig 3 22 ...

Page 47: ... Manual 1001 5015 Rev 4 3 13 6 Remove the bottom plate by removing the three screws 1 Keep the screws because they are needed later Fig 3 23 7 Disconnect the drawer sensor and remove the sensor plate by removing the two screws 1 Fig 3 24 ...

Page 48: ...right part of the deflector see arrow below It is used to hold it in place before it is fasten by the screws later in the assembly 9 Mount the grain deflector at the front by using four screws p n 55320017 Just fix it don t fasten it yet Fig 3 25 10 Put together the front cover p n 60034842 and cover bracket p n 60039398 by using the four screws p n 15320098 Fig 3 26 ...

Page 49: ...01 5015 Rev 4 3 15 11 Fasten the cover plate to the deflector and adjust Then fasten the screws holding the deflector Fig 3 27 12 Use the three screws that were holding the bottom plate to cover the screw holes one screw is not shown below Fig 3 28 ...

Page 50: ...o plastic slides from the Infratec Fig 3 29 14 Transfer the drawer sensor from the holder that you have taken out from the Infratec removed in step 7 to the holder for TWM p n 60039395 Put the sensor as much to the left as possible Also put the rubber sealing p n 15420126 onto the left wing see arrow below Fig 3 30 ...

Page 51: ...ote that the cable from the drawer sensor should be placed between the rubber sealing and the chassis Fasten with three screws p n 55320017 Fig 3 31 16 Loosen the three letter screws 1 on the Front Transport Securing Device Store them in the extra holes on the Front Transport Securing Device Fig 3 32 ...

Page 52: ...ng Device and grip the Test Weight Module at the same time so that it will not fall Store them as well in the holes in the Front Transport Securing Device Fig 3 33 18 Fasten the two allen screws 1 hard with a 4 mm allen wrench Grip the Test Weight Module at the same time so that you can feel that it is getting centered Fig 3 34 ...

Page 53: ...3 19 19 Use the enclosed labels 1 p n 10009083 to cover the two holes from the letter screws Fig 3 35 20 Take the Test Weight Unit and connect it to the Infratec Place the balance behind the deflector so that the level sensors don t touch the deflector Fig 3 36 ...

Page 54: ...vice Manual 1001 5015 Rev 4 21 Secure the TWM to the Infratec by using eight screws 1 p n 55320017 six screws are not shown below Fig 3 37 22 Refit the two beams 1 and 2 and the three feet Place the Infratec into standing position Fig 3 38 ...

Page 55: ...Menu there is an option in 3 Manual Tests called 7 STM which offers three options 1 Position settings 2 Service 3 Exercise Position settings can be used to run the cuvette holder up and down manually It can also be used to step between the sub sample positions It is easy to use and stops when it comes to the end position Service displays the position sensors value and gives an option of running th...

Page 56: ...aic Connection Assigning Instrument type to Network 1 The instrument type must be assigned to the Network Right click on Network Name Select Assign instrument types from the context menu Fig 3 40 2 Highlight the instrument type that should be assigned and click OK Fig 3 41 ...

Page 57: ... Add New Group to Instrument type 3 Add an instrument group to the instrument type by right clicking on instrument type select New Group from the context menu In the example a New Group is added to Infratec 1241 Fig 3 42 4 New instrument group will show up Fig 3 43 ...

Page 58: ...4 Service Manual 1001 5015 Rev 4 5 Right click on the New instrument group and select Properties from the context menu Fig 3 44 6 Give the Instrument group a new Name for example customer name site factory or similar Click OK Fig 3 45 ...

Page 59: ...Infratec 1241 Grain Analyzer Service Manual 1001 5015 Rev 4 3 25 7 The new Instrument Group Name will appear under the instrument type Fig 3 46 Connect Infratec 1241 to the Mosaic Server Fig 3 47 ...

Page 60: ...Infratec 1241 Grain Analyzer 3 26 Service Manual 1001 5015 Rev 4 8 In analyze mode click on the Menu button Select 1 Main Menu Fig 3 48 9 Enter password The default password is 123456 Fig 3 49 ...

Page 61: ...Infratec 1241 Grain Analyzer Service Manual 1001 5015 Rev 4 3 27 10 Select 5 Instrument Settings Fig 3 50 11 Select 2 Setup Fig 3 51 12 Select 1 Communication Fig 3 52 ...

Page 62: ... LAN Settings Fig 3 53 The customer IT department will assign if Static or Dynamic IP should be used The IT department should also supply all information needed 14 If the instrument will have a Static IP select 1 Static IP If using Dynamic IP please select 2 Dynamic IP Fig 3 54 ...

Page 63: ... 3 29 15 Static IP Enter at least the Instrument IP No Subnet Mask and Gateway which the customer IT department has assigned for the instrument Press Activate Fig 3 55 16 Dynamic IP Enter Instrument Name assign by Customer IT department Press Activate Fig 3 56 ...

Page 64: ... 30 Service Manual 1001 5015 Rev 4 17 Select 3 Network Information to check the LAN settings is correct in Infratec Fig 3 57 18 Select 2 LAN Settings Fig 3 58 19 Select 4 Mosaic Settings to enter the Mosaic server settings Fig 3 59 ...

Page 65: ... use IP number to Mosaic server Enter the right port for the Infratec to connect Select Update type On Command or On Timer Select OK In selecting On Command the customer needs to go into menu to be able to synchronize see next picture Easiest way for the customer is to have Update Type On Timer Fig 3 60 21 Select 5 Enable Mosaic Communication to start synchronizing with the Mosaic System Fig 3 61 ...

Page 66: ...th Mosaic server the message Instrument is waiting registration by Mosaic Manager will appear if the synchronization was successful Continue to register the instrument in Mosaic Fig 3 62 Connect Infratec to Network in Mosaic 23 In Unassigned Instrument the newly synchronized Infratec 1241 will appear Fig 3 63 ...

Page 67: ...r Service Manual 1001 5015 Rev 4 3 33 24 Right click on the Instrument and select Register from the context menu Fig 3 64 25 Select the Network and Instrument group that the instrument should be assigned to and click OK Fig 3 65 ...

Page 68: ...Infratec 1241 Grain Analyzer 3 34 Service Manual 1001 5015 Rev 4 Fig 3 66 ...

Page 69: ...y asking questions like the ones above A telephone call is a duplex com munication and many times you will get closer to the root cause even if you may not be able to pinpoint the exact cause of the problem A very good way of getting closer to a solution is to learn how a working system be haves Learn how normal logfiles and scans look like Look at a normal startup and learn the procedure for the ...

Page 70: ...ration is outside of the calibration range The sample is of a variety for which the NIT spectrum differs greatly from the samples in the calibration set The product is analysed with wrong AM There is too much foreign material in the sample Movements of the sample during the scan Too high absorbance Packing of sample not good For each constituent an outlier will be displayed as a letter A E and a n...

Page 71: ... actual AM The following are some questions that should be asked concerning the outlier How many of the samples give outliers In which positions are the outliers A B C D or E What is the value of the outlier 1 5 Have they had outlier indications on that type of sample before Are the outlier indications reproducible Is the used calibration the correct one Conditions that will cause a sample to be f...

Page 72: ...two wire bus called the I2C This is a Phillips developed bus All communication commands analytical data error messages is performed through the bus Fig 4 1 shows the bus and all connected equipment Note that some equipment is separate but connected to the bus When the extra modules are connected the bus will detect the extra nodes addresses and open up the software to control them The instrument s...

Page 73: ...Infratec 1241 Grain Analyzer Service Manual 1001 5015 Rev 4 4 5 This table gives the approximate times for these events ...

Page 74: ...er input 8 Detector 3 Monochromator 9 PC Module 4 Output fiber 10 USB input output 5 Measuring Unit 11 Keyboard 6 Conveyor Belt 12 Display Processor Module PC 104 External PC Modem Printer Com1 Com 2 LPT1 DSP Module Fan Flash disk 5V 12V GND GND Display Keypad PROCESSOR MODULE BLOCK DIAGRAM IDE 1241026a 5V DECODE CONTROL LED CONTROL Monochromator Detector MU TWM PSM Onboard LED s Detector ADC Mono...

Page 75: ...Infratec 1241 Grain Analyzer Service Manual 1001 5015 Rev 4 4 7 Fig 4 2 Troubleshooting the I2C communication ...

Page 76: ...Infratec 1241 Grain Analyzer 4 8 Service Manual 1001 5015 Rev 4 Fig 4 3 I2C Bus in Infratec 1241 ...

Page 77: ...0 0 1 2800 0 0 503 Any other error message indicates an error in the PSU A black display at this stage indicates a faulty display or interconnection board 4 Reattach the monoc i2c cable and restart the instrument The following error message should appear Checking Detector Comm failed selftest and in the hardware error log HL 12416729 2010 04 07 07 23 27 Name String 8000 202 fc2 0 1 2000 0 0 503 An...

Page 78: ...p test result or Self Test result to a USB stick 3 Print Print Start Up test result or Self Test result 2 Clean Measuring Unit Prepare the cell for cleaning 3 Audit Log View latest log by user 4 Software Error Log View latest Software Error Log 5 Hardware Error Log View latest Hardware Error Log 6 Export Logs and Configuration View error logs or copy them to a USB stick 7 Wavelength Sta bility Tes...

Page 79: ...sition settings Possibility to manually posi tion the Bottle Unit 2 Sensors Possibility to check the Bot tle Unit position sensors 4 Manual Analysis Lengths Speeds Shutter Positions etc can be set manually from here 1 Settings 2 Fill Sample Cell 3 Scan 4 Offset 5 Empty Sample Cell 6 Flush Sample Cell 5 Instrument Info 1 Hardware Instrument version of DSP Monochromator Detector etc 2 Software Softw...

Page 80: ...y short circuiting the jumper JP3 on the Display Interconnection Board PC Board System Test and Initialization These routines test and initialize PC board hardware If the routines encounter an er ror during the tests you will either hear a few short beeps or see an error message on the screen There are two kinds of errors fatal and non fatal The system can usually continue the boot up sequence wit...

Page 81: ...the power green is lit After some time the LED 1 is lit The DSP software is now running When the DSP software is communicating the LED 4 is flashing rap idly At this state the display should be lit For more information regarding the DSP LEDs see Technical Description Communication Communications between the instrument software and the DSP board are first checked when the instrument is powered up F...

Page 82: ... BG20 filter If the checksum does not match what is stored in the EEPROM an error occur and the instrument will be unable to analyse Line description including typical value Units Min limit Max limit SELFTEST 12411615 VoltageTest 5 Number 4 96 Volt 4 5 5 5 SELFTEST 12411615 VoltageTest 5 5 Number 5 58 Volt 5 0 6 0 SELFTEST 12411615 VoltageTest 12 Number 11 95 Volt 11 2 12 8 SELFTEST 12411615 Volta...

Page 83: ...lling on the detector e g monochromator shutter closed The detector gain is stepped up from 1 1 to 1000 16 with the minimum maximum mean ADC signal and standard deviation re corded for each gain setting as shown in the table below The detector temperature is recorded together with the ADC data Line description including typical value Units Min limit Max limit SelfTest 1241xxxx Detector SerialNumbe...

Page 84: ...ax Number 500 bits SelfTest 1241xxxx Detector gain3 Mean Number 500 bits 50 2000 SelfTest 1241xxxx Detector gain3 StdDev Number 0 4943 bits 2 0 SelfTest 1241xxxx Detector gain3 Temp Number 24 real 0 SelfTest 1241xxxx Detector gain4 Min Number 499 bits 5 SelfTest 1241xxxx Detector gain4 Max Number 500 bits SelfTest 1241xxxx Detector gain4 Mean Number 500 bits 50 2000 SelfTest 1241xxxx Detector gain...

Page 85: ...al 0 60 SelfTest 1241xxxx Detector gain11 Min Number 492 bits 5 SelfTest 1241xxxx Detector gain11 Max Number 508 bits SelfTest 1241xxxx Detector gain11 Mean Number 500 bits 50 2000 SelfTest 1241xxxx Detector gain11 StdDev Number 1 0310 bits 5 0 SelfTest 1241xxxx Detector gain11 Temp Number 24 real 0 60 SelfTest 1241xxxx Detector gain12 Min Number 490 bits 5 SelfTest 1241xxxx Detector gain12 Max Nu...

Page 86: ...bility is measured by calculating the 2nd absorbency peak from the in ternal BG20 filter Measurements are made on ten subsamples The mean value of the peaks is then compared to the one stored in the monochroma tor EEPROM The mean maximum minimum standard deviation and difference are displayed on the screen The difference between the measured wavelength and the stored wavelength is presented as Pea...

Page 87: ...s function can also be reached from the User Menu 4 3 3 Audit Log Displays the audit trail log When choosing the Export Logs and configuration option an 1241xxxx al file is created see Appendix Logs Description in User Manual 4 3 4 Software Error Log Displays the software Error log The information in the software log file is basically the messages that the operator sees on the display The time sta...

Page 88: ...e Hardware error log see 4 12 4 3 6 Export Logs and Configuration Exports the record of errors that occurred during analysis and the instrument config uration to a USB memory stick For decoding of the Export logs see 4 13 4 3 7 Wavelength Stability Tests and displays the monochoromator wavelength stability see 4 3 1 4 3 8 Lamp Check Displays the intensity of the lamp Measured value is presented fo...

Page 89: ...lly The test results are presented in the same way as described in section Self test with an option to save to disk Fig 4 7 Automatic Tests 4 4 1 Detector Fig 4 8 Detector Tests ADC No Missing Codes Identical to the ADC No Missing Codes test carried out in the Self test routine Offset with Empty Cell Identical to the Detector Offset test carried out in the Self test routine ...

Page 90: ...ure can be viewed on screen and logged to Error log For the Light Leakage test the shutter is now closed again and a fourth scan is taken The second and fourth scans must also be within limits The max and min levels of the second and fourth scans must also be within limits The lamp is then turned off shutter still closed and a fifth scan is taken The differ ence between the fourth and fifth scan m...

Page 91: ...ged in User Menu Instrument settings View Communication Communication settings 1 Set Modem 2 Set Serial Choose Default Modem RS232 in Set Modem Restart the instrument before starting the loop back test Choose Default Direct RS232 in Set Modem Transmitted data values are 0x00 0xFF LPT1 One byte written and read back Line description including typical value Units Min Max SelfTest 1241xxxx Monoch Ser...

Page 92: ... from last pressed key the test aborts If abort ed this will be logged to Error log with the message on which key that should be pressed when the sequence was aborted External Keyboard The test shows which key on the external keyboard that is pressed at the moment If no key is detected within 10 seconds after the last pressed key the test aborts without any Error log message Line description inclu...

Page 93: ... 1 Detector Available options Set Gain value Read Gain value Read detector temperature 4 5 2 Monochromator Available options Set shutter position Read shutter position Set lamp On Off Set grating motor On Off Gain Pre Gain Main Gain Total Gain 1 1 1 1x1 2 1 2 1x2 3 1 4 1x4 4 1 8 1x8 5 1 16 1x16 6 31 1 31x1 7 31 2 31x2 8 31 4 31x4 9 31 8 31x8 10 31 16 31x16 11 1000 1 1000x1 12 1000 2 1000x2 13 1000...

Page 94: ...t board Set Ambient Temperature Possibility to force the ambient temperature input to an arbitrary value The ambient temperature value will return to real values if the Set Ambient temper ature is set to 0 0 or if the Default Settings command is executed or if the instru ment is restarted Used to temporarily bypass the calculations mentioned under Position Settings and Sensors 4 5 4 Display Availa...

Page 95: ...th Product specialist at FOSS Test Weight Cycle This function runs a complete Test weight cycle sequence but with possibilities to check part sequences and continue The raw data will be presented on the display to gether with the calculated value It is possible to catch the sample in the cuvette and measure on another scale of sufficient accuracy AD Values Continues reading of AD values with an in...

Page 96: ...can When scanning is finished the maximum value of the scan will be displayed together with options to save the scan data values on Disk or Cancel 4 6 4 Offset Calculates the offset at the present gain The gain can be set manually in Manual Tests Detector The offset value is displayed with the present settings together with the maximum minimum standard deviation and detector temperature There is a...

Page 97: ...eratures which the instrument is intended to work within The digits can not be changed 4 7 6 Volume Information The Flash disk is partitioned in three parts 5 Mb for the operative system 5 Mb for the ISW The remaining space is for data 4 7 7 Voltage Information See Voltage Check in section 4 3 1 4 8 Clone Instrument For copying of an instrument s settings and transfer them to another instrument Pu...

Page 98: ... command sets the instrument to the following status 4 9 2 Scan Mode Standard Switches to the extended wavelength mode Allows measurement in the wavelength range 570 1100nm 4 10 Read Disk Imports updates and application models from a USB memory stick Monochromator lamp On Grating motor On Shutter Open Detector gain 1x1 Initialise Measuring Unit Set Ambient temperature 0 0 ...

Page 99: ... Problems to read write 33028 0x8104 Detector EEPROM error 33029 0x8105 Monochromator EEPROM er ror Data in PROM outside limits 33283 0x8203 Offset darkness is too high Make sure the right hand Door and the Hopper are closed and retry analysis Max offset error 2000 bits 33284 0x8204 Offset darkness is too low Contact support Min offset error 50 bits in offset 33285 0x8205 Number of ADC reads in er...

Page 100: ...020 Cell blocked error Sample Cell is dirty Analysis cancelled Empty and clean the Cell using the flush function on the Task Bar More informa tion is to be found in User Manual See 4 11 3 64 0x0040 More sample required More sample is needed to fill up the Sample Cell Displayed if the Application Model allows refill 128 0x0080 Path Length error See 4 11 4 512 0x0200 Speckle function error See 4 11 ...

Page 101: ...tests Measuring Unit Sensors When the Sample Cell is empty the Speckle Sensors should indicate 1 1 1 1 If this is not indi cated use a flash light to light up the inside of the Sample Cell If this causes 1 1 1 1 to be displayed then there is a fault with the Speckle Emitter Board and it will need to be replaced If you do not receive this response then the Speckle Detector Board is faulty This boar...

Page 102: ...e instrument by assembling the instrument on top of the Test Weight and by doing this you place the instrument on top of the Test Weight Balance According to the instruction the instrument should be positioned on the side before assembling the Test Weight Module See User Manual for Infratec 1241 Modules p n 60043623 The other and second most common reason for this error is vibrations The instrumen...

Page 103: ...ing its position from the Service Menu 4 11 9 Error 33293 Too few valid Sub samples collected In the Application Models there are settings for maximum and minimum absorbance and also a number of required sub samples Sub samples that are outside the ab sorbance limits are not included in the predictions and if fewer than number of re quired sub samples remain the warning Too few valid sub samples w...

Page 104: ...ing unit speckle detector error 0400 Drawer out 0800 TWM shutter error 1000 TWM wiper error 2000 TWM not full 4000 TWM loadcell error Software Errors 8000 Hardware Communication error 8101 Monochromator grating motor error 8102 Save monochromator constant error 8103 Monochromator HW EEPROM error 8104 Detector EEPROM error 8105 Monochromator SW EEPROM error 8203 Max offset error 8204 Min offset err...

Page 105: ...cycle If in Flyback mode Calculates new gain on the way back and sets and collects a scan at this gain 000A LeaveFlybackMode IP mode only Forces the DSP to leave the Flyback mode 0010 GetGratingInfo Returns length of grating cycle both the numbers of pulses and time Also returns a time vector containing the time intervals between increments 0011 GetGratingPwm Returns length of grating cycle both t...

Page 106: ...es are read written in 4 byte packages with their page number specified The I2 C expander also contains the write enable to the E2 PROM Measuring Unit MU commands The communication between the DSP and the MU is done via an I2C IF to the MU board PIC microcontroller There is also a temperature sensor at the MU PCB which also is accessed via the I2C IF Monochromator Commands Id hex Specification Act...

Page 107: ... the sample cell 030F FlushCell Run the conveyor and open both solenoids to flush the sample cell 0312 CheckDrawer Check for presence of drawer 0313 GetMUVersion Get version of firmware 0314 ResetDrawerDetection Reset firmware drawer move detection 0315 ReadDrawerDetection Read back if drawer have moved since last reset setting Test Weight Module Commands Id hex Specification Action 0401 GetStatus...

Page 108: ...is done via an I2 C bus interface to the EID board PIC microcontroller Power Supply Unit Commands Id hex Specification Action 0501 SetContrast Set LCD display backlight to specified value 0502 SetDisplay Set display on off 0503 SetLamp Set monochromator lamp on off 0504 SetBacklight Set display backlight on off 0505 GetByte Get current PSM status 0506 GetVoltages Get all PSM voltages Sample Transp...

Page 109: ...orEnable Grating motor 0 1 off on DSP 0004 ExerciseModeEnable Exercise ball bearing in grating motor 0 1 off on DSP 00F0 DisplayContrastValue Contrast of display PSM 0100 PSM status 0 1 old new PSM 0200 DisplayEnable Display 0 1 off on PSM 0400 LampEnable Monochromator lamp 0 1 off on PSM 0800 BacklightEnable Backlight 0 1 off on PSM 1000 MUMode Mode of MU 0 1 normal test MU 2000 TWMMode Mode of T...

Page 110: ...ion Note Source 0001 MU board status 0 1 old new MU 0002 MU SW status 0 1 old new MU 0004 Monochromator board status 0 1 old new Monoch 0008 Monochromator SW status 0 1 old new Monoch 0010 TWM board status 0 1 old new TWM 0020 TWM SW status 0 1 old new TWM 00C0 Not used 0100 STM installed Sample Transport Module is installed STM 0200 EID installed Electronic ID is installed EID 0400 ASTM installed...

Page 111: ...rawer indication MU TWM 0800 TWMShutterError TWM shutter error TWM 1000 TWMWiperError TWM wiper error TWM 2000 TWMNotFull TWM not full TWM 4000 TWMStrainGaugeError TWM strain gauge fail TWM 8000 TWM E2 PROMError TWM E2 PROM error TWM Hex Code Description Explanation Action 0 0800 TWM shutter error Error while moving the TWM bottom shutter o Check if the shutter is jammed o Check if it is possible ...

Page 112: ...DSP 0008 ISWChecksumError Checksum error DSP 0010 ISWCommandHeadError Command header error DSP 0020 ISWCommandTailError Command tail error DSP 0040 MonochromatorTimeOut Monochromator comm timed out Monoch 0080 DetectorADCFailed ADC failed Detector 0100 MUTimeOut MU communication timed out MU 0200 TWMTimeOut TWM communication timed out TWM 0400 GratingStartupFailed Grating startup procedure failed ...

Page 113: ...omatorUnknown Unknown monochromator command Monoch 0004 MUIllegalCommand Illegal command sent to MU MU 0008 MUUnknownCommand Unknown command sent to MU MU 0010 TWMIllegalCommand Illegal command sent to TWM TWM 0020 TWMUnknownCommand Unknown command sent to TWM TWM 0040 DetectorMaxGainSet Maximum gain set when scanning DSP 0080 EIDFailed EID command failed EID 0100 EIDUnknown Unknown EID command EI...

Page 114: ... 43 Name String 000 05 1500 00 1676 01 0000000000 AL 12416305 2009 05 27 22 58 43 Name String 001 06 0 50000 0 34588 0000000000 AL 12416305 2009 05 2722 59 40 Name String 002 25 0000000000 AL 12416305 2009 05 27 23 00 47 Name String 003 43 1241 Basic 1 1x3 0000000000 AL 12416305 2009 05 27 23 17 11 Name String 004 01 WH000003 0000000000 AL 12416305 2009 06 2222 17 40 Name String 005 25 0000000000 ...

Page 115: ...plate String I 12416305 DailyPrinterTemplate String I 12416305 Modem String I 12416305 Contrast Number 32 I 12416305 PrintResult Bool True I 12416305 Language String Deutsch I 12416305 DateTimeFormat String I 12416305 NumericFormat String I 12416305 SaveScanOverride Bool False I 12416305 SaveResultOverride Bool False I 12416305 DisableTWM Bool False I 12416305 SaveResultIfOutlierOverride Bool Fals...

Page 116: ... 12416305 Note5 Name String Note 5 I 12416305 Note6 Name String Note 6 I 12416305 Note7 Name String Note 7 I 12416305 Note8 Name String Note 8 I 12416305 Note9 Name String Note 9 I 12416305 Note10 Name String Note 10 BIOS Log xxxxxxxx BI Information about the CPU BIOS version Example Phoenix AwardBIOS v6 00PG GENE 5312 BIOS REV 1 41 for FOSS 04 10 2007 Ltd 10 02 2006 AMD GX2 6A439ac9C 00 Hardware ...

Page 117: ...ying Monoch Checksum t failedselftest t Doyouwanttocontinuetheselftest SL 12415238 2008 02 08 14 27 00 Name String Error t Self test failed t Check testresultsforfurtherinformation t SeetheUserManual SL 12415238 2008 02 21 10 34 43 Name String Error t Verifying Monoch Checksum t failedselftest t Doyouwanttocontinuetheselftest SL 12415238 2008 02 21 10 35 30 Name String Error t Self test failed t C...

Page 118: ...501 HL 12415238 2008 01 31 16 57 25 Name String 40 30e 1fc3 201 40 0 0 0 501 HL 12415238 2008 01 31 16 57 35 Name String 40 30e 1fc3 201 40 0 0 0 501 HL 12415238 2008 01 31 16 58 14 Name String 40 30e 1fc3 201 40 0 0 0 501 HL 12415238 2008 02 14 13 07 23 Name String 40 30e 1fc3 201 40 0 0 0 501 HL 12415238 2008 02 18 14 25 21 Name String 40 30e 1fc3 201 40 0 0 0 501 HL 12415238 2008 02 18 14 35 33...

Page 119: ...SELFTEST 12417132 Detector Checksum Bool True SELFTEST 12417132 TempSensor Comm Bool True SELFTEST 12417132 MU Comm Bool True SELFTEST 12417132 MU HardwareTest Bool True SELFTEST 12417132 MonochromatorTest Bool True SELFTEST 12417132 DetectorTest Bool True SELFTEST 12417132 Detector ADCNoMissingCodes Bool True SELFTEST 12417132 LampCheck Bool True SELFTEST 12417132 StabilityTest Bool True SELFTEST...

Page 120: ...S 2011 01 18 15 42 11 SECTION 3 HARDWARE AND COMMUNICATION TEST SELFTEST 12417132 START VOLTAGE TEST 2011 01 18 15 42 16 SELFTEST 12417132 VoltageTest 5 Number 5 1 4 5 5 5 SELFTEST 12417132 VoltageTest 5 5 Number 5 4 5 6 SELFTEST 12417132 VoltageTest 12 Number 11 9 11 2000 12 8000 SELFTEST 12417132 VoltageTest 12 Number 12 0 12 8000 11 2000 SELFTEST 12417132 VoltageTest 10 5 Number 10 4 10 11 SELF...

Page 121: ...ctor Gain1 Temp Number 34 0 25 0 65 0 SELFTEST 12417132 2011 01 18 15 43 03 SELFTEST 12417132 Detector Gain2 Min Number 687 5 SELFTEST 12417132 Detector Gain2 Max Number 688 SELFTEST 12417132 Detector Gain2 Mean Number 687 4498 50 2000 SELFTEST 12417132 Detector Gain2 StdDev Number 0 4975 2 SELFTEST 12417132 Detector Gain2 Temp Number 34 0 25 0 65 0 SELFTEST 12417132 2011 01 18 15 43 03 SELFTEST 1...

Page 122: ...an Number 689 4748 50 2000 SELFTEST 12417132 Detector Gain7 StdDev Number 0 4994 2 SELFTEST 12417132 Detector Gain7 Temp Number 34 0 25 0 65 0 SELFTEST 12417132 2011 01 18 15 43 05 SELFTEST 12417132 Detector Gain8 Min Number 688 5 SELFTEST 12417132 Detector Gain8 Max Number 690 SELFTEST 12417132 Detector Gain8 Mean Number 689 3686 50 2000 SELFTEST 12417132 Detector Gain8 StdDev Number 0 5099 3 SEL...

Page 123: ...T 12417132 Detector Gain13 Min Number 659 5 SELFTEST 12417132 Detector Gain13 Max Number 700 SELFTEST 12417132 Detector Gain13 Mean Number 679 0270 50 2000 SELFTEST 12417132 Detector Gain13 StdDev Number 7 1906 17 SELFTEST 12417132 Detector Gain13 Temp Number 34 0 25 0 65 0 SELFTEST 12417132 2011 01 18 15 43 07 SELFTEST 12417132 Detector Gain14 Min Number 622 5 SELFTEST 12417132 Detector Gain14 Ma...

Page 124: ...mber 170 34 SELFTEST 12417132 Stability Max Number 46829 30000 SELFTEST 12417132 Stability Diff Number 136 67 SELFTEST 12417132 Stability Max Number 46821 30000 SELFTEST 12417132 Stability Diff Number 114 33 SELFTEST 12417132 Stability Max Number 46814 30000 SELFTEST 12417132 Stability Diff Number 98 67 SELFTEST 12417132 END STABILITY TEST 2011 01 18 15 45 56 SELFTEST 12417132 START BG20FILTER TES...

Page 125: ...T 12417147 Detector Gain2 Temp Number 54 5 SELFTEST 12417147 Detector Gain3 Min Number 681 SELFTEST 12417147 Detector Gain3 Max Number 682 SELFTEST 12417147 Detector Gain3 Mean Number 681 8420 SELFTEST 12417147 Detector Gain3 StdDev Number 0 3648 SELFTEST 12417147 Detector Gain3 Temp Number 54 0 SELFTEST 12417147 Detector Gain4 Min Number 676 SELFTEST 12417147 Detector Gain4 Max Number 678 SELFTES...

Page 126: ...EST 12417147 Detector Gain10 StdDev Number 2 3076 SELFTEST 12417147 Detector Gain10 Temp Number 54 0 SELFTEST 12417147 Detector Gain11 Min Number 662 SELFTEST 12417147 Detector Gain11 Max Number 685 SELFTEST 12417147 Detector Gain11 Mean Number 675 9810 SELFTEST 12417147 Detector Gain11 StdDev Number 3 7671 SELFTEST 12417147 Detector Gain11 Temp Number 54 5 SELFTEST 12417147 Detector Gain12 Min Nu...

Page 127: ...7147 VoltageTest 12 Number 12 0 SELFTEST 12417147 VoltageTest 12 Number 11 7 SELFTEST 12417147 VoltageTest 10 5 Number 10 4 SELFTEST 12417147 VoltageTest Contrast Number 19 0 SELFTEST 12417147 VoltageTest Input Number 28 7 SELFTEST 12417147 VoltageTest Passed Bool True SELFTEST 12417147 Name Date 2011 01 26 14 38 15 SELFTEST 12417147 LampCheck Passed Bool True SELFTEST 12417147 LampCheck Measured ...

Page 128: ...atec 1241 Grain Analyzer 4 60 Service Manual 1001 5015 Rev 4 SELFTEST 12417147 Detector ADCNoMissingCodes Bool True SELFTEST 12417147 LampCheck Bool True SELFTEST 12417147 WaveLengthStabilityTest Bool True ...

Page 129: ...eet P N 1001 0661 Go no Go ball gauge P N 1001 1779 Test Weight Control Kit P N 6002 3294 Level Sensor Centring Tool TWM 5 2 Service Procedures 5 2 1 Replacement of Display Kit Additional Tools 5 mm box spanner NOTE Use ESD protection when handling circuit boards 1 Switch off the instrument 2 Carefully remove the covers for the five holes in the left hand door with a screwdriver 3 Open the left ha...

Page 130: ...Infratec 1241 Grain Analyzer 5 2 Service Manual 1001 5015 Rev 4 Fig 5 1 New Display Cable 1 Ferrites ...

Page 131: ...in Analyzer Service Manual 1001 5015 Rev 4 5 3 5 Disconnect the P1 cable from the DSP Board Fig 5 2 DSP Board 6 Disconnect the display cable from CN1 on the LCD Display Fig 5 3 LCD Display P1 Keypad CN1 Processor Board ...

Page 132: ...4 7 Disconnect the JP1 and JP2 cables from the Display Interconnection Board Fig 5 4 Inverter Interface Board 8 Remove the two distance bolts together with the two nylon washers and carefully lift away the Display Interconnection Board JP1 I2C Bus JP2 LCD Display ...

Page 133: ... Remove the four distance bolts together with the two tooth lock washers and carefully lift away the LCD Display Fig 5 5 Removing LCD Display 10 Remove the two locking nuts 1 one hidden holding the PC Module and tilt down the PC Module Fig 5 6 PC Module 1 Locking Nut ...

Page 134: ...he PC Module 14 Fit the new LCD Display with the four distance bolts together with the two tooth lock washers Place the tooth lock washers where the Inverter Interface Board should be mounted 15 Fit the new Inverter Interface Board with the two distance bolts together with the two nylon washers 16 Connect the JP1 and JP2 cables to the Inverter Interface Board NOTE Use extreme care when connecting ...

Page 135: ... 3 Hold the peeled back portion of the protective layer out of the way as you perform the next step 4 Center the keyboard overlay on the chassis and carefully position the exposed adhesive surface on the chassis Fig 5 8 5 While the protective layer is still covering the rest of the overlay verify that the overlay is properly centered 6 Slowly peel off the rest of the protective layer while using a...

Page 136: ...Disconnect the detector cable by unscrewing the screws on either side of the connector and pulling it straight backwards 4 Remove the screw on the lower right side of the detector which fastens it to the main chassis The lower right side is also functioning as a grounding plate It can be exchanged for a grounding cable It is extremely important that this grounding function is maintained i e use ta...

Page 137: ...ator Complete NOTE Use ESD protection when handling circuit boards NOTE After changing the Monochromator perform an Intensity Test according to 5 2 6 Use of the Aperture Kit p n 60023539 on page 5 13 1 Turn off the instrument and remove the mains cable 2 Penetrate the covers for the five holes in the left hand door with a screwdriver Do not try to pinch because the door is easily miscoloured Unscr...

Page 138: ...trument Place a 2 mm allen key in the exposed hole in the flange and loosen the stop screw inside 12 Remove ingoing fibre optic cable from cooling flange 13 Loosen the stop screws located in the three feet of the monochromator 14 Lift the monochromator straight upward and remove it from the instrument 15 Place the new monochromator on the three studs in the instrument and tighten the stop screw in...

Page 139: ...ch secures the fibre optic cable 24 Replace cover screw in the middle of the cooling flange 25 Replace lamp assembly and re secure the upper cover plate to the cooling flange 26 Re secure the lower cover plate to the cooling flange 27 Secure the fibre optic cable fasteners with their respective screws and nuts Make sure the fibre optic cable is mounted in a way that it is not touched by the door 2...

Page 140: ... plate to lamp assembly 3 Use a flat bladed screwdriver to loose the two screws holding the lamp Fig 5 13 Removing lamp from holder 4 Fit the new lamp and assemble in reverse order 5 After changing lamp let it burn in at least 2 hours 6 See 5 6 2 Lamp Holder on page 5 70 1 Screws ...

Page 141: ...re to determine which aperture size to use and the way to fit it in the instrument Hot Surface The Cover Plate and the complete Cooling Flange for the Lamp Assembly both get hot due to the very high Lamp temperature Be very careful when replacing the Lamp so that you avoid burns Content of the Aperture Kit Screw MFX M3x8 2 pcs Aperture 7 5 mm Aperture 7 0 mm Aperture 6 5 mm Aperture 6 0 mm Apertur...

Page 142: ...re Aperture Installation 1 Switch off the instrument 2 Remove the screws securing the lamp cover and lift up the lamp and lamp holder assembly Fig 5 14 3 Inspect if an aperture already is fitted in the lamp housing Usually not which is the case in the picture below Fig 5 15 ...

Page 143: ...ferably a retriever claw see picture below can be used to both lower the aperture into the lamp housing as well as get the screws in position before you tighten them Fig 5 16 How to determine the need for an aperture Start with making a test of the Max value Go into the Service Menu 2 Automatic Tests 2 Monochromator 6 Reference Scan The Max value should be somewhere between 45000 and 55000 ADC bit...

Page 144: ...cing the heatsink Removal of Power Supply Board 1 Remove the Power Supply Module 2 Remove the Spring Plate 4 by unscrew screws 1 to 3 3 Unscrew the screws 5 and 6 and remove the Power Supply Board Fig 5 17 Power Supply Board 4 Remove old thermal paste from the Cooling Flange 5 On the new PCB apply a thin layer of thermal paste on the transistors facing the Cooling Flange Fig 5 18 ...

Page 145: ...he Cooling Flange 7 Insert right screw 5 and washer slightly for prepositioning purpose 8 Insert left screw 6 with earth cable shoe and washer for prepositioning Fig 5 19 9 Mount the Spring Plate 4 over the transistors and to the main cooling flange with the screws 1 to 3 10 Tighten screws 5 and 6 11 Reconnect cables and refit the Power Supply accordingly ...

Page 146: ...nterface Complete NOTE Use ESD protection when handling circuit boards 1 Switch off the instrument 2 Carefully remove the covers for the five holes in the left hand door with a screwdriver 3 Open the left hand door 4 Disconnect the P1 cable from the DSP Board Fig 5 20 DSP Board P1 Keypad ...

Page 147: ...Infratec 1241 Grain Analyzer Service Manual 1001 5015 Rev 4 5 19 5 Remove the two locking nuts 1 one hidden holding the PC Module and tilt down the PC Module Fig 5 21 PC Module 1 Locking Nut ...

Page 148: ... Manual 1001 5015 Rev 4 6 Disconnect the four interface cables that are on the left side of the PC Module Fig 5 22 PC Module CN13 COM2 Interface modem CN18 Keyboard Bar code Interface CN15 LAN Ethernet Interface CN19 COM1 Interface external PC ...

Page 149: ...nfratec 1241 Grain Analyzer Service Manual 1001 5015 Rev 4 5 21 7 Carefully disconnect the two interface cables from the Processor Board Fig 5 23 Processor Board CN3 Printer Interface CN5 1 USB Interface ...

Page 150: ...s together with the washers 10 Carefully connect the two interface cables to the Processor Board 11 Connect the four interface cables that are on the left side of the PC Module 12 Tilt up the PC Module and fit the two locking nuts holding the PC Module 13 Connect the P1 cable to the DSP Board 14 Check that all cables are tightly into place 15 Close the left hand door and fit the new covers 16 Swit...

Page 151: ...e Complete w o Flash Disc NOTE Use ESD protection when handling circuit boards 1 Switch off the instrument 2 Carefully remove the covers for the five holes in the left hand door with a screwdriver 3 Open the left hand door 4 Disconnect the P1 cable from the DSP Board Fig 5 25 DSP Board P1 Keypad ...

Page 152: ...r 5 24 Service Manual 1001 5015 Rev 4 5 Remove the two cable ties 1 securing the USB cables Remove the two locking nuts 2 one hidden holding the PC Module and tilt down the PC Module Fig 5 26 PC Module 1 Cable Ties 2 Locking Nut ...

Page 153: ...al 1001 5015 Rev 4 5 25 6 Disconnect the four interface cables that are on the left side of the PC Module Fig 5 27 PC Module CN13 COM2 Interface modem CN18 Keyboard Bar code Interface CN15 LAN Ethernet Interface CN19 COM1 Interface external PC ...

Page 154: ...001 5015 Rev 4 7 Disconnect the eight cables from the DSP Board Fig 5 28 DSP Board P6 Power Supply P12 Monochromator Shutter Board P7 Inverter Interface Board P13 Detector P8 Monochromator Encoder P14 I2C Bus P9 Monochromator Grating Motor P15 I2C Bus ...

Page 155: ...onnect the four cables from the Processor Board NOTE The display cable at CN12 is extremely sensitive Do not pull the wires Make sure you pull the connector Fig 5 29 Processor Board 9 Remove the PC Module CN3 Printer Interface CN5 1 USB Interface CN5 0 USB Interface CN12 LCD Display ...

Page 156: ...he four cables to the Processor Board 13 Connect the eight cables to the DSP Board 14 Connect the four interface cables that are on the left side of the PC Module 15 Tilt up the PC Module and fit the two locking nuts holding the PC Module 16 Fit two new cable ties to secure the USB cables 17 Connect the P1 cable to the DSP Board 18 Check that all cables are tightly into place 19 Close the left han...

Page 157: ... of DSP Board NOTE Use ESD protection when handling circuit boards 1 Switch off the instrument 2 Carefully remove the covers for the five holes in the left hand door with a screwdriver 3 Open the left hand door 4 Disconnect the P1 cable from the DSP Board Fig 5 31 DSP Board P1 Keypad ...

Page 158: ...r 5 30 Service Manual 1001 5015 Rev 4 5 Remove the two cable ties 1 securing the USB cables Remove the two locking nuts 2 one hidden holding the PC Module and tilt down the PC Module Fig 5 32 PC Module 1 Cable Ties 2 Locking Nut ...

Page 159: ...al 1001 5015 Rev 4 5 31 6 Disconnect the four interface cables that are on the left side of the PC Module Fig 5 33 PC Module CN13 COM2 Interface modem CN18 Keyboard Bar code Interface CN15 LAN Ethernet Interface CN19 COM1 Interface external PC ...

Page 160: ...001 5015 Rev 4 7 Disconnect the eight cables from the DSP Board Fig 5 34 DSP Board P6 Power Supply P12 Monochromator Shutter Board P7 Inverter Interface Board P13 Detector P8 Monochromator Encoder P14 I2C Bus P9 Monochromator Grating Motor P15 I2C Bus ...

Page 161: ...onnect the four cables from the Processor Board NOTE The display cable at CN12 is extremely sensitive Do not pull the wires Make sure you pull the connector Fig 5 35 Processor Board 9 Remove the PC Module CN3 Printer Interface CN5 1 USB Interface CN5 0 USB Interface CN12 LCD Display ...

Page 162: ... Carefully connect the four cables to the Processor Board 14 Connect the eight cables to the DSP Board 15 Connect the four interface cables that are on the left side of the PC Module 16 Tilt up the PC Module and fit the two locking nuts holding the PC Module 17 Fit two new cable ties to secure the USB cables 18 Connect the P1 cable to the DSP Board 19 Check that all cables are tightly into place 2...

Page 163: ...when handling circuit boards 1 Switch off the instrument 2 Carefully remove the covers for the five holes in the left hand door with a screwdriver 3 Open the left hand door 4 Remove the Flash Disk 1 Fig 5 37 PC Module 5 Fit the new Flash Disk 6 Close the left hand door and fit the new covers 7 Switch on the instrument 1 Flash Disk ...

Page 164: ...oor with a screwdriver Do not try to pinch because the door is easily miscoloured Unscrew the screws in the left hand door and open it When re assembling do not forget to replace the five covers 3 Lift the hopper and open the right hand door 4 Remove the Detector Cable from the DSP Board 5 Remove Optional Equipment Power Supply Cable from the Power Supply Module see Fig 5 38 below 6 Remove the Det...

Page 165: ...Unit Pull from inside the compartment 11 Loosen the four screws which fasten the Measuring Unit to the main chassis see fig below Fig 5 40 Cables to disconnect on the MU 12 From inside the compartment Slide the Measuring Unit off the hinge and disconnect the cable from the Power Supply and the I2 C cable from the DSP 13 Exchange the Measuring Unit and install in reverse order 5 1241064 3 4 3 Optio...

Page 166: ...cement of Upper Solenoid Note The replacement is carried out with the Measuring Unit standing apart 1 Disconnect the Upper Solenoid Cable from the Measuring Unit Board 2 Remove the two screws holding the Upper Solenoid 3 Exchange the Upper Solenoid and assemble in reverse order ...

Page 167: ...cement of Lower Solenoid Note The replacement is carried out with the Measuring Unit standing apart 1 Disconnect the Lower Solenoid Cable from the Measuring Unit Board 2 Remove the two screws holding the Lower Solenoid 3 Exchange the Lower Solenoid and assemble in reverse order ...

Page 168: ...ng apart Note You have to switch over the plunger 1 Disconnect the Lower Solenoid Cable from the Measuring Unit Board 2 Remove the two screws holding the Lower Solenoid and remove the Lower Shutter 3 Remove the two screws holding the Lower Linkage see fig below and remove it Fig 5 41 Screws holding the Lower Linkage 4 Exchange the Lower Linkage and assemble in reverse order 1241109 ...

Page 169: ... to switch over the plunger 1 Disconnect the Upper Solenoid Cable from the Measuring Unit Board 2 Remove the two screws holding the Upper Solenoid and remove the Upper Shutter 3 Remove the two screws holding the Upper Linkage and remove it Equivalent screws as for the Lower Solenoid see fig below Fig 5 42 Screws holding the Lower Linkage 4 Exchange the Upper Linkage and assemble in reverse order 1...

Page 170: ...s carried out with the Measuring Unit standing apart 1 Disconnect the Measuring Unit Card cable from the Measuring Unit Board 2 Remove the Measuring Unit Card by removing the two screws holding the Measuring Unit Card see fig below Fig 5 43 MU Card 3 Exchange the Measuring Unit Card and assemble in reverse order RS 12 V DC 1241113c ...

Page 171: ...eplacement is carried out with the Measuring Unit standing apart Note Use electrostatic discharge ESD protection when handling circuit boards 1 Disconnect cables and remove the Measuring Unit Board 2 Mount the new Measuring Unit Board and connect the cables according to fig below Fig 5 44 Connections on the MU Board ...

Page 172: ...ev 4 5 3 9 Replacement of Variable Motor Note The replacement is carried out with the Measuring Unit standing apart Replacement is a factory repair Fig 5 45 Nut and screws Exchange the Variable Cell Motor and assemble in reverse order Fig 5 46 RS 12 V DC 1241113 ...

Page 173: ...ement of Conveyor Motor Note The replacement is carried out with the Measuring Unit standing apart 1 Disconnect the Conveyor Motor Cable from the Measuring Unit Board 2 Remove the three screws holding the Conveyor Motor 3 Exchange the Conveyor Motor and assemble in reverse order ...

Page 174: ...tward towards you 3 Disconnect the Speckle Emitter Board connector 4 Remove the four screws holding the Cell Wall Front see fig below Fig 5 47 Screws holding the Cell Wall front 5 Assemble the new Cell Wall Front 6 Connect the Speckle Emitter Board connector 7 Reassemble Detector and spring plate Be careful to get the grounding correct It is extremely important that this grounding function is main...

Page 175: ...Infratec 1241 Grain Analyzer Service Manual 1001 5015 Rev 4 5 47 5 3 12 Replacement of Cell Block Complete and Path Length Encoder This is a factory repair and cannot be done in the field ...

Page 176: ...ain Analyzer 5 48 Service Manual 1001 5015 Rev 4 5 3 13 Replacement of Cell Cover Outer 1 Remove the five screws according to the figure below Fig 5 48 Remove five screws 2 Mount the new Cell Side with the three screws ...

Page 177: ...vice Menu Manual Tests Meas uring Unit Position Settings The reading should flicker between low about 0 V and high about 5 V When the Cell has stopped the reading should be low again This test indicates if the pulses are sent out to the motor Designation of Variable Cell Motor Pin Out 1 Red Step motor 2 Green Stepper motor 3 White Stepper motor 4 Yellow Stepper motor 5 Not used Not used 6 Brown GN...

Page 178: ...outing NOTE It is very important that the test weight balance assembly is free from cables 1 Switch off the instrument 2 Lift up the hopper section and open the right hand door 3 Disconnect the drawer sensor cable 1 from the lower socket Fig 5 49 Test Weight Balance Assembly 1 Drawer sensor cable ...

Page 179: ...anual 1001 5015 Rev 4 5 51 4 Wrap the drawer sensor cable around the other cables according to figure and connect the drawer sensor cable Check that the test weight balance assembly is free from cables Fig 5 50 Test Weight Balance Assembly ...

Page 180: ...y the total height of the combined instrument should not exceed the normal length of an operator when placed on an ordinary laboratory table 2 Dismantle the Test Weight Balance from the cabinet Four screws must be re moved 3 Replace the Test Weight Balance and remount the TWM on the Infratec accord ing to the installation procedure in the User Manual 4 Check the Balance from the User Menu go to Ap...

Page 181: ... mm allen key 2 5 mm allen key Test Weight Control Kit P N 1001 1779 NOTE It is very important not to put weight on the load cell in the TWM balance 1 Switch off the instrument 2 Lift up the hopper section and open the right hand door 3 Remove the drawer 4 Remove the two screws and lift away the cover plate Fig 5 51 Removing cover plate ...

Page 182: ...anual 1001 5015 Rev 4 5 Remove the old wiper arm together with the screw 1 using a 2 mm allen key Fig 5 52 Removing old wiper arm 6 Fit the new wiper arm with the screw 1 using a 2 5 mm allen key Fig 5 53 Installing new wiper arm 1 Screw 1 Screw ...

Page 183: ...e Service Menu 3 Manual Tests 6 Test Weight 1 Position Setting Fit the wiper arm with the two screws 1 NOTE It is important that the wiper arm lies flat without scraping Fig 5 54 Installing new wiper arm 8 Assemble in reverse order 9 Start up the instrument and let it go through the Startup Test 10 Perform a TWM balance calibration see 5 7 2 TWM Balance Calibration on page 5 74 1 Screws ...

Page 184: ...e Infratec and the Test Weight Module 1 On the rear of the instrument remove the top screw from the plate connecting the Infratec and the TWM 2 Open the right hand door and disconnect the TWM cable and drawer sensor cable Remove the screw inside the compartment holding the TWM and the guiding bracket see Fig 5 55 Fig 5 55 3 Tilt the instrument to the left onto a blanket or another soft cloth 4 Rem...

Page 185: ...pen the locking device and disconnect the cable from the PCB Remove the PCB from the TWM balance 11 Make sure that the new PCB has the PROM marked 2 1 Connect the flat cable to the PCB make sure that it is secured with the locking device 12 Mount the PCB to the TWM balance with the four screws 13 Connect the cables to the PCB 14 Slide on the black roofcover to the TWM balance and secure it with th...

Page 186: ...struction for wiper motor replacement in the 1241 TWM 1 Separate the TWM from the Infratec 2 Take out the TWM module Don t stress the load cell and handle the module with care 3 Remove the three screws 1 2 5mm on both sides see picture Fig 5 58 4 Lift of the black cover 5 Remove the wiper arm 6 Disconnect the motor cable from the interconnect PCB ...

Page 187: ...ssembly Make sure the cable falls behind the interconnect PCB 10 Put the wiper arm back and fix it with the grub screw The orientation is not important 11 Connect the TWM module to the Infratec and start the instrument 12 During start up the wiper will move to the physical stop and calibrate that encoder value to represent the home position 13 Perform a TWM balance calibration see 5 7 2 TWM Balanc...

Page 188: ... critical The 2 grub screws holding the so called shutter shaft see the Spare Part Manual for reference are secured with loctite Heating may have to be applied to loosen these screws If the screws are damaged you can use a Shutter Replacement Kit p n 10011744 which includes all parts needed in addition to the motor 8 Fit the new motor in the reverse order Make sure the motor cable falls behind the...

Page 189: ... allen key 1 Remove the drawer 2 Remove the old locking guide together with the screw 1 using a 2 5 mm allen key Fig 5 61 Removing old locking guide 3 Log into the service menu Open the bottom shutter 4 Apply locking compound on the new screw Fit the new locking guide using a 2 mm allen key Do not tighten the screw yet 5 Close the bottom shutter from the service menu 1 Screw ...

Page 190: ... shutter lies flat with a 0 1 mm gap when closed Fig 5 62 Installing new locking guide 7 Open and close the bottom shutter from the service menu to check the function Do this a couple of times Ignore any error messages until a complete Startup Test has passed Fig 5 63 New locking guide in place 8 Start up the instrument and let it go through the Startup Test 9 Perform a TWM balance calibration see...

Page 191: ...l TWM P N 6002 3294 Test Weight Control Kit P N 1001 1779 1 Remove the two screws and lift away the cover plate Fig 5 64 Removing cover plate 2 Check the position of the two level sensors using the special tool The special tool should point directly to the center of the LED s according to figure Fig 5 65 Special Tool Level Sensor Centring Tool TWM ...

Page 192: ...n loosen the screws 1 Adjust the level sensor to correct position and tighten the screws 1 Fig 5 66 Adjusting level sensor 4 Assemble in reverse order 5 Start up the instrument and let it go through the Startup Test 6 Perform a TWM balance calibration see 5 7 2 TWM Balance Calibration on page 5 74 1 Screws 1 ...

Page 193: ...below 1 Remove glass and adhesive remains from the cuvette 2 Clean the cuvette and wipe it dry 3 Tear of the protective tape from the adhesive and glue the new glass to the cuvette Applicable to 1001 2122 Cuvette bottom part 1001 2123 Cuvette top part 6 mm 1001 2124 Cuvette top part 10 mm 1001 2125 Cuvette top part 18 mm 1001 2126 Cuvette top part 25 mm 1001 2127 Cuvette top part 29 mm 1001 3213 T...

Page 194: ...t no 10012592 type 1 10013213 type 1 10014163 type 1 10011075 type 2 Replacement type 1 1 Remove the two grub screws 1 see Fig 5 67 Fig 5 67 STM cuvette 2 Remove the old cam thread 1 see Fig 5 68 by sliding it down and out through the open end If the cam thread is stuck use a screwdriver and a hammer to gently knock it loose Fig 5 68 Removing cam thread ...

Page 195: ...s Be careful not to overtighten the screws since the cam thread is made of a soft material Replacement type 2 1 Unscrew the two grub screws 1 see Fig 5 70 2 Unscrew the two screws holding the bottom plate 3 3 Remove the old cam thread 2 by sliding it down and out through the open end If the cam thread is stuck use a screwdriver and a hammer to gently knock it loose 4 Cut the new cam thread to a le...

Page 196: ...m thread 2 should be placed 191mm from the top part of the cuvette see Fig 5 70 7 Refit the bottom plate 3 and tighten the grub screws 1 Be careful not to over tighten the screws since the cam thread is made of a soft material Fig 5 70 STM cuvette 1 Screw 3 Bottom plate 2 Cam thread 1 3 2 191 mm ...

Page 197: ...lder is in place and they should have a tolerance of a few millimetre when moving the Cuvette Holder up and down The sensors are marked 1 and 2 see Fig 5 71 be low Fig 5 71 Sensors on the side of the Cuvette Holder If the two sensors do not light do as follows 1 Loosen the two grub screws on the side and move the blue Cam Thread slightly downwards arrow direction see Fig 5 72 below 2 Tighten the g...

Page 198: ...Test failure Latest revision of 10013351 Lamp Holder Cpl employs the update It is recommended to install the update at next service visit Fig 5 73 New lamp holder 5 6 3 DSP board DSP schematics updated with improved PLD FW reset control filtering on Detector interface and motor drive protection Infratec 1241 002 delivered prior to 2008 01 01 is subject for replacement of supplied DSP Board Latest ...

Page 199: ...nated on the TWM side by new revision of TWM PCB that has been updated with a capacitive decoupling on the reset signal The updated TWM PCB 10012790 was implemented in production 2008 01 01 Compatibility It is not necessary to update existing TWM s or Infratec unless it shows the error message described above Unaffected versions Infratec 1241 001 model has sufficient motor drive protection Infrate...

Page 200: ...prevent impending failures see PM Protocol part no 1001 4569 5 7 1 Measuring Unit Adjustment of Path Length After any change or repair to the Measuring unit the path length must be checked us ing the Go No Go ball gauge If there is a need for adjustment the measuring unit must be sent in for factory repair as it is not possible to set the path lenght correctly without the proper tools Go no go bal...

Page 201: ...tion Settings set the path length to home position at 33 mm 2 Now set the path length to 6 mm 3 Slip the GO gauge 6 mm side in the chamber between the middle of the detector glass and the glass on the cell housing and slowly rotate the cylinder The gauge should rotate past the raised section with no drag Fig 5 74 Next place the NO GO gauge 6 2 mm side in the chamber and repeat the test The gauge s...

Page 202: ...ontent of the kit is 2 pcs of crowned 200 g weight 1 pcs weighing bridge with fastening nut Fig 5 75 1 Log in on the Service menu The password is 3677 A hint to remember this password is to type FOSS on you mobile phones keyboard 2 Select Manual Tests Test weights Calibration Mass calibration 3 6 2 2 3 Basically just follow the instructions given on the display Fig 5 76 ...

Page 203: ...Infratec 1241 Grain Analyzer Service Manual 1001 5015 Rev 4 5 75 Fig 5 77 Fig 5 78 Fig 5 79 ...

Page 204: ...atec 1241 Grain Analyzer 5 76 Service Manual 1001 5015 Rev 4 Fig 5 80 4 The next picture is taken from the emulator software The normal slope is close to 1 and the Calculated weight is close to 400 Fig 5 81 ...

Page 205: ...ns on the display After completion the Software will answer the question Balance OK with either Yes or No If the Expected and Calculated value differs more than 0 2 the answer is No In this case check the following That no vibrations are present That no cables or other objects are touch the exterior of the balance If service was done on internal parts make sure nothing is touching the balance ...

Page 206: ...Infratec 1241 Grain Analyzer 5 78 Service Manual 1001 5015 Rev 4 ...

Page 207: ...Specifications See User Manual Infratec 1241 Grain Analyzer Infratec 1241 Fuses Internal fuses T 8 0 AT pos F1 on PSU TT 1 25 AT pos F2 on PSU 4 AT pos F3 on PSU 500 mAT pos F4 on PSU 2 AT pos F5 on PSU 4 AT pos F6 on PSU External fuses T 2 5 A x 2 220 240 V T 5 A x 2 110 120 V ...

Page 208: ...Infratec 1241 Grain Analyzer 6 2 Service Manual 1001 5015 Rev 4 ...

Page 209: ...Infratec 1241 Grain Analyzer Service Manual 1001 5015 Rev 4 7 1 7 Schematics N A ...

Page 210: ...Infratec 1241 Grain Analyzer 7 2 Service Manual 1001 5015 Rev 4 ...

Page 211: ...1241 Grain Analyzer Gen 2 6004 0772 User Manual Infratec 1241 Grain Analyzer Gen 3 1001 5017 Quick Guide Infratec 1241 Grain Analyzer Gen 2 6004 0776 Quick Guide Infratec 1241 Grain Analyzer Gen 3 6004 3623 User Manual Infratec 1241 Modules Gen 2 and 3 1001 0694 Software Manual Infratec File Tool 6002 2638 Installation Manual Infratec Data Logger 6003 9725 Software Manual FOSS Data Link ...

Page 212: ...Infratec 1241 Grain Analyzer 8 2 Service Manual 1001 5015 Rev 4 ...

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