Struers Tegramin-20 Instruction Manual

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Tegramin-20

Instruction Manual

Manual No.: 16017025

Revision C

Date of Release: 2020.06.18

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Summary of Contents for Struers Tegramin-20

Page 1 Tegramin-20 Instruction Manual Manual No.: 16017025 Revision C Date of Release: 2020.06.18...
Page 2 Tegramin-20 Instruction Manual Table of Contents Page Intended use .............. 3 Safety Precaution Sheet ..........5 User’s Guide .............. 9 Reference Guide ............67 Contents of Declaration of Conformity ...... 91...
Page 3 (grinding or polishing) of materials for further materialographic inspection and only to be operated by skilled/trained personnel. The machine is only designed to be used with Struers consumables specially designed for this purpose and this type of machine. Do not use the machine for: Preparation (grinding or polishing) of materials other than solid materials suitable for materialographic studies.
Page 4 Original instructions. The contents of this manual are the property of Struers. Reproduction of any part of this manual without the written permission of Struers is not allowed. All rights reserved. © Struers 2018.
Page 5 8. Connect only to cold water tap. Make sure that the water connections are leak-proof and that the water outlet is working. 9. Struers recommend that the mains water supply is shut off or disconnected if the machine is to be left unattended.
Page 6 The equipment is designed for use with consumables supplied by Struers. If subjected to misuse, improper installation, alteration, neglect, accident or improper repair, Struers will accept no responsibility for damage(s) to the user or the equipment. Dismantling of any part of the equipment, during maintenance, service or repair, should always be performed by a qualified technician (electromechanical, electronic, mechanical, pneumatic, etc.).
Page 7 Tegramin-20 Instruction Manual Icons and typography Struers uses the below icons and typographical conventions. A list of the Safety Messages used in this manual can be found in the chapter on Cautionary Statements in the Reference Guide section of the Instruction Manual.
Page 8 Tegramin-20 Instruction Manual Colour Inside Logo The 'colour inside' logo on the cover page of this Instruction Manual indicates that it contains colours which are considered to be useful for the correct understanding of its contents. Users should therefore print this document using a colour printer.
Page 9 Tegramin-20 Instruction Manual User’s Guide Table of Contents Page 1. Getting Started Device Description ................11 Checking the Contents ..............12 Unpacking Tegramin ............... 12 Placing Tegramin ................13 Getting Acquainted with Tegramin........... 14 Rear of Tegramin ..............15 Supplying Water ................17 Connection to Water ..............
Page 10 Tegramin-20 Instruction Manual Operation Mode ................36 Changing Operation Mode ............. 36 New Pass Code ................37 Bottle Configuration ................. 38 Preparation Process Setup ............. 41 Selecting a Preparation Mode ..........41 Selecting a Preparation Method ..........42 Creating a Preparation Method ..........43 Modifying an Existing Preparation Method ......
Page 11 Tegramin-20 Instruction Manual 1. Getting Started Device Description Tegramin-20 is a semi-automatic or manual machine for materialographic preparation (grinding/polishing) for 200 mm diameter preparation disc. The operator selects the preparation method, the grinding/polishing surface and the cooling fluid/abrasive suspension to be automatically applied.
Page 12 Tegramin-20 Instruction Manual Checking the Contents In the packing box you should find the following parts: 1 Tegramin-20 Models without cover: Dummy plug mounted (see page 16) Models with cover: Cover is mounted Models with pumps: Dosing modules are installed...
Page 13 Tegramin-20 Instruction Manual Tegramin with cover: Tegramin without cover: Ensure that the lifting straps are held away from the top cover  Lift Tegramin onto the table.  Lift the front of Tegramin and carefully move into place using the rollers.
Page 14 Tegramin-20 Instruction Manual Getting Acquainted with Please familiarise yourself with the location and names of all the Tegramin Tegramin components: MAIN SWITCH The main switch is located on the rear of the machine. The EMERGENCY STOP is located on the front of the machine.
Page 15 Tegramin-20 Instruction Manual   Rear of Tegramin           Air outlet for shift valve  Compressed air inlet  Release outlet valve from water/oil filter for  compressed air Fuses ...
Page 16 Tegramin-20 Instruction Manual Holders for dosing tubes (3 rows on the rear of Tegramin) Socket for cover connection Connection for shift valve Recirculation Cooling Unit connection Not used USB connection, for service purposes Covers A standard Cover is available as an optional accessory.
Page 17 Tegramin-20 Instruction Manual Supplying Water Water for wet grinding is supplied from the water mains or a Recirculation Cooling Unit (instructions on the next page). Connection to Water NOTE: Mains The cold water supply must have a head pressure in the range 1 –...
Page 18 Tegramin-20 Instruction Manual Adjusting the Water Flow The flow of water can be adjusted using the manual water valve. Water flow for flushing after OP can be adjusted using the throttle valve. Throttle valve, flushing water for OP Manual Water valve...
Page 19 Tegramin-20 Instruction Manual Connecting a Recirculation To ensure optimal cooling, Tegramin can be fitted with a Struers Cooling Unit Recirculation Cooling Unit. NOTE: When connecting Tegramin to both mains water AND the recirculation cooling unit you also must install the shift valve for the drain.
Page 20 Tegramin-20 Instruction Manual Connecting the Communication  Connect the communication cable to the Cooli Control Box and Cable then connect to the socket at the rear of the Tegramin. Installing the Shift Valve  With the outlet hose mounted onto Tegramin's water outlet pipe,...
Page 21 Tegramin-20 Instruction Manual Compressed Air Connections To connect compressed air:  Mount the connection piece on the compressed air hose and secure it with the hose clamp supplied.  Connect the air inlet hose to the quick coupling and fit the other end into the compressed air inlet on Tegramin.
Page 22 Tegramin-20 Instruction Manual Supplying Power ELECTRICAL HAZARD • Switch the power off when installing electrical equipment. The machine must be earthed (grounded). • Check that the mains voltage corresponds to the voltage stated • on the type plate on the side of the machine.
Page 23 Tegramin-20 Instruction Manual Mounting Dosing Modules  Remove the cover plates.  Slide the dosing module(s) into the correct position at the back of Tegramin.  Secure the module(s) with the attached screws.  Connect the short piece of tube with the 90° angle and the clear tube to the connectors at the back of the Tegramin.
Page 24 Tegramin-20 Instruction Manual OP dosing When mounting the module with an OP pump:  Push the connector disc inwards and remove the blue cap from OP flush water the OP flush water connector. connector  Lead the tube from the OP pump (Pump No. 7 in the picture), press the connector disc inwards and insert the tube into the connector.
Page 25 Tegramin-20 Instruction Manual Vibration Find the total vibration exposure to hand and arm under Technical Data. Handling vibration (during Manual preparation may cause vibrations in hand and arm. Take operation) action to lower the vibration by decreasing the pressure or use a vibration-reducing glove.
Page 26 Tegramin-20 Instruction Manual 2. Basic Operation Front Panel...
Page 27 Tegramin-20 Instruction Manual Front Panel Controls Function Function Controls for various purposes.   See the bottom line of the FUNCTION F1-F4 individual screens. Starts rotation of the disc. Manual override - push button to apply water (applies water when ...
Page 28 Tegramin-20 Instruction Manual Reading the Display The display on the front panel provides different levels of status information. For example, when the machine is switched on using the Mains switch located at the rear, on the right-hand side of the...
Page 29 Tegramin-20 Instruction Manual The display is primarily divided into 2 areas. The position of these areas and the information they contain are explained in the illustration below, which uses the Options menu as an example: Heading: this is a navigational aid, telling you where you are in the software’s hierarchy.
Page 30 Tegramin-20 Instruction Manual Software Settings When switching Tegramin on for the first time, the Select language screen will appear (to change the language after this, refer to “Changing the Language)”.   Turn knob to select the language you prefer.
Page 31 Tegramin-20 Instruction Manual During normal operation, immediately after start up, where the splash screen is displayed, the software goes to the screen that was used before the machine was switched off. Thus you can continue exactly where you left last time the machine was used.
Page 32 Tegramin-20 Instruction Manual Changing the Language  Turn the knob to select Configuration.  Push knob to activate the Configuration Menu.   Turn the knob to select Options      Push knob to activate the Options Menu.
Page 33 Tegramin-20 Instruction Manual    Push knob to accept the language. The Configuration menu now appears in the language you  have chosen. Check if there are any other settings that need changing in  the Options menu. If not, Push ESC to return to the Configuration menu.
Page 34 Tegramin-20 Instruction Manual Turn knob to select the value to be changed, e.g. Display Editing Numeric Values  brightness:      Push knob to edit the value.  A scroll box appears around the value.  ...
Page 35 Tegramin-20 Instruction Manual Turn knob to select the text value to be changed, e.g. Editing Alphanumeric Values  Keyboard sound:      Push knob to toggle between the 2 options.  Note:  If there are more than two options, a popup box is displayed.
Page 36 Tegramin-20 Instruction Manual Operation Mode In Operation mode 3 different user levels can be set. Production: Methods can be selected and viewed but no editing is possible. Development: Methods can be selected, viewed and edited Configuration: Methods can be selected, viewed and edited and bottles can be configured.
Page 37 Tegramin-20 Instruction Manual  Select the desired operation mode and push knob to confirm.  New Pass Code A New pass code can also be selected from the Operation mode menu. HINT: When a pass code is set the operator has 5 attempts to enter the correct pass code after which the Tegramin will be locked.
Page 38 Tegramin-20 Instruction Manual Bottle Configuration Before a preparation can be started, the bottles with suspensions and lubricants have to be configured.  Turn the knob to select Configuration. Push knob to activate the Configuration Menu.  Turn the knob to select Bottle configuration ...
Page 39 Tegramin-20 Instruction Manual Turn knob to select Type.   Push knob to display the Select suspension type menu.    Select the correct type and grain size of the suspension  you are using. Push knob to save the selection.
Page 40 Tegramin-20 Instruction Manual Turn knob to select the approximate volume that is in the  bottle and push the knob to save this value. (This function requires that the parameter: Level   measuring in bottles in the Options menu under Configuration is set to Yes.)
Page 41 The first screen displays the Method groups. On a new machine only the Struers Metalog Guide Methods and New Group are shown. Methods can be organized into user defined groups, making it easier to find the preparation method required.
Page 42 Tegramin-20 Instruction Manual Turn knob to select Preparation methods. Selecting a Preparation Method    Push knob to open the group view.      Turn knob to select a Method group.   Push knob to open the method view.
Page 43 Tegramin-20 Instruction Manual All parameters can be changed to optimise the preparation method. Creating a Preparation Method Use the knob to select a New method.       Push knob to open the step and display the parameter ...
Page 44 Tegramin-20 Instruction Manual Default settings for a typical preparation process are already selected. e.g.: Step No. 1 is designed to be a plane grinding step. Step No. 2 is designed to be a fine grinding step. Step No. 3 is designed to be a polishing step.
Page 45 Tegramin-20 Instruction Manual  NOTE F3 New step is only available after at least one modification of the current preparation step. When all necessary preparation steps have been created and modified correctly, the method should be saved. Press F4 Save and a pop-up is displayed.
Page 46 Tegramin-20 Instruction Manual...
Page 47 Tegramin-20 Instruction Manual To avoid accidental changes or deletion of a preparation method, a Locking a Preparation Method method can be locked. In the Method view screen, select the method to be locked,  e.g Method 01. Press F1 Change status ...
Page 48 Tegramin-20 Instruction Manual To unlock a method repeat the procedure above. Unlocking a Preparation Method When suspensions and/or lubricants are used in a preparation step, Setting Dosing Levels first the type of suspension or lubricant is selected and afterwards the dosing level.
Page 49 Tegramin-20 Instruction Manual Starting the Preparation NOTE: Process The operator must be familiar with the precautions listed in the Safety Precaution Sheet before operating Tegramin. Tegramin without Cover Once the desired method has been selected,   Press Start to start the preparation.
Page 50 Tegramin-20 Instruction Manual Lowering the Specimen Mover  Press the Raise/Lower button to lower the specimen mover Head head into position ready for preparation. The space between the preparation disc and the specimen mover plate should be about 2 mm.
Page 51 Tegramin-20 Instruction Manual Recommendations for Do not use plane grinding with coarse abrasives when preparing Grinding Single Specimens single specimens. It is normally not necessary, and the use of coarse abrasives can result in un-plane specimens. If, for whatever reason, it is necessary to grind using coarse...
Page 52 Tegramin-20 Instruction Manual Manual Preparation WARNING While grinding manually, be careful not to touch the grinding • surface. Wear gloves to protect fingers from abrasives and warm • specimens. Wear safety googles if required in the consumables SDS. • •...
Page 53 Weekly Service  Clean painted surfaces and the control panel with a soft damp cloth and common household detergents. For heavy duty cleaning, use Struers Cleaner (Cat. No. 49900027).  Remove the preparation disc and the bowl liner.  Remove all dirt from the drain tube.
Page 54 Tegramin-20 Instruction Manual Cleaning of Tubes Clean the tubes weekly or every time bottles are changed or replaced, thus avoiding lubricant/suspension left in tubes interfering with the preparation procedures. To clean the tubes:  Go to the Maintenance menu and select Cleaning of tubes then follow the on screen instructions.
Page 55 − Press F1 to lower the feet - the pistons can now be cleaned or lubricated. NOTE: Never try to force any of the movements. If the components do not move as they should contact Struers Service. Calibration of Pump Capacity The amount of liquid delivered onto the preparation surface can change over time.
Page 56 Tegramin-20 Instruction Manual  Select the pump to be calibrated by moving the cursor to the respective position.  Exchange the bottle with suspension or lubricant with a container with water and press F1 to start the pump.  When the water coming out of the nozzle is clean (clear) stop the pump by pressing F1 again.
Page 57 Tegramin-20 Instruction Manual Adjustment of Tube Cleaning Tegramin is also equipped with a function to specify the length of Time time needed to clean the whole length of the tube. These values are also used when refilling the tube with suspension or lubricant after a tube cleaning.
Page 58 Tegramin-20 Instruction Manual Changing Tubes When working with alcohol-based products, the tubes mounted in the pumps supplied with Tegramin will harden over time. Therefore, a piece of silicone tubing is supplied with the Tegramin dosing modules as Silicone has a better resistance against alcohol.
Page 59 Tegramin-20 Instruction Manual  Remove the 3 rollers.  Remove the tube and transfer the white clips and the connector to the new silicone tube Note that the two clips must be the same distance apart as on the original tube.
Page 60 For easy access to the adjusting screw, position the mover head to the right (adjusting screw backwards). Tegramin-20 from above To adjust the distance  Go to the Maintenance menu, select Calibration and adjustments and then select: Adj.
Page 61 Tegramin-20 Instruction Manual Reset Functions It can become necessary to reset certain functions to the factory settings using the Reset functions menu. For example, when exchanging dosing modules which have a different pump configuration (e.g. mounting a dosing module with 1 DP pump in place of a 2 DP dosing module).
Page 62  Inspect that springs are intact and free of corrosion.  Close the cover and verify that the downward movement is dampened. If the cover is not dampened, contact Struers Service. WARNING Do NOT use the machine with defective Safety Devices.
Page 63 Tegramin-20 Instruction Manual 4. Cautionary Statements List of Safety Messages in the Manual WARNING Do not use the Emergency stop for operational stop of the machine during normal operation. BEFORE releasing (disengaging) the Emergency stop, investigate the reason for activating the Emergency stop and take any necessary corrective action.
Page 64 WARNING Do NOT use the machine with defective Safety Devices. Contact Struers Service. WARNING Safety critical components are to be replaced after a maximum lifetime of 20 years. Contact Struers Service for information.
Page 65 Tegramin-20 Instruction Manual 5. Transport and Storage NOTE: Store the packing crate, bolts and brackets for use whenever Tegramin is transported/re-located. Failure to use the original packaging and fittings could cause severe damage to the tester and will void the warranty.
Page 66 Tegramin-20 Instruction Manual 6. Disposal Equipment marked with a WEEE symbol contain electrical and electronic components and must not be disposed of as general waste. Please contact your local authorities for information on the correct method of disposal in accordance with national legislation.
Page 67 Tegramin-20 Instruction Manual Reference Guide Table of Contents Page 1. Struers Knowledge .............. 68 2. Accessories and Consumables ......... 69 3. Trouble-shooting ..............70 Error Messages ................70 4. Service Information ............. 78 Service Check ................ 79 5. Spare Parts and Diagrams Safety Related Parts of the Control System (SRP/CS) ....
Page 68 Specimens can be prepared to the perfect finish, the true structure, or the preparation can be stopped when the surface is acceptable for a specific examination. HINT: For further information, see the section on Grinding and Polishing on the Struers website.
Page 69 Consumables Please refer to the Struers Consumables Catalogue. Attaching a Cover Struers recommended using a cover when working with alcohol- (optional/accessory) based consumables. A Cover kit is available as an accessory. HINT: Struers offers a comprehensive range of consumables for grinding and polishing.
Page 70 Action Required Unspecified error. Press Enter to acknowledge the message. Restart the machine. If the error persists, contact Struers Service. Please note the circumstances in which lead to the error. This message is shown when the Message will disappear when the emergency stop is activated.
Page 71 Tegramin-20 Instruction Manual Message Explanation Action Required The name you want to use is Please use a different name. reserved by the Tegramin. The specimen holder head must Press Enter to acknowledge the be in the top position to continue.
Page 72 Please select the tube(s) you want to clean, then select cleaning again. The emergency switch has been Please contact Struers Service. activated, but the 24V control power is not disconnected. The emergency switch has been Please contact Struers Service.
Page 73 The pressure system is not Press Enter to acknowledge the calibrated correctly. message. Restart the machine. If the error persists, contact Struers Service. After pressing stop or when the Press Enter to acknowledge the preparation time expired, the message. Use the emergency stop to stop the disc.
Page 74 Press Enter to acknowledge the The power supply for the message. Restart the machine. If the specimen mover motor is too error persists, contact Struers Service. high or too low (24 V DC +/- 10%). 24 V DC supply voltage out of Press Enter to acknowledge the 10% range.
Page 75 If the error persists, contact Struers Service. Check that the cover is completely closed, and press START. If this does not help, call Struers Service. For models without a Safety cover, Tegramin can be operated whilst waiting for Service. Go to Options screen and set ”Allow...
Page 76 Restart the machine. In certain circumstances (dependent on which module has failed) it may still be possible to operate the machine. If the error persists, contact Struers Service. Make a note of the specific output mentioned to assist in finding the fault.
Page 77 Instruction Manual Physical Observations/Problems Explanation Action required Noise when the machine starts or Call Struers Service. The belt must The belt is not tight enough. the machine will not pull. be tightened. Functions are not carried out. Fuse at the rear of Tegramin blown.
Page 78  Go to the Maintenance menu and select: Service information. Various topics can be selected for information on the condition of the different components. Service information can also be used in cooperation with Struers Service for remote diagnostics of the equipment. Service information is read-only information, machine settings cannot...
Page 79 Tegramin-20 Instruction Manual Struers recommends that a regular service check be carried out Service Check yearly or after every 1500 hours of use. Struers offers a range of comprehensive maintenance plans to suit the requirements of our customers. This range of services is called ServiceGuard.
Page 80 750W Contactor relay Danfoss Contactor CI5-5- 037H350302 01 24VDC Struers’ Cat. No. are listed in the Spare Parts list. WARNING Safety critical components are to be replaced after a maximum lifetime of 20 years. Contact Struers Service for information. NOTE:...
Page 81 Tegramin-20 Instruction Manual Spare Parts List For further information, or to check the availability of other replacement parts, please contact your local Struers Service department. Contact information is available on Struers webpage. Spare Part Cat no: Ref. Safety relay 2KS10007...
Page 82 Single specimens vacuum activation TM-20: Head forced up TM-25/30: Single specimens bottom stop pos. Single specimens disc locked Head forced down Single specimens mode * Pressure decrease, fast Presure decrease Pressure increase...
Page 83 Tegramin-25/-30 Instruction Manual Page 1 Circuit Diagram 16013101...
Page 84 Tegramin-25/ -30 Instruction Manual Page 2...
Page 85 Tegramin-25/-30 Instruction Manual Page 3...
Page 88 Pursuant to Part 15.21 of the FCC Rules, any changes or modifications to this product not expressly approved by Struers A/S could cause harmful radio interference and void the user’s authority to operate the equipment.
Page 89 Tegramin-20 Instruction Manual 7. Technical Data Subject Specifications Disc Diameter 200 mm / 8" Speed 40-600 rpm, variable Rotational direction Counter-clockwise Disc motor 370 W / 0.5 HP Torque at disc Cont. at <300 rpm 11.8 Nm / 8.7 ft-lbf Cont.
Page 90 Tegramin-20 Instruction Manual Subject Specifications Supply Voltage / frequency 200-240 V / 50-60 Hz Power inlet 1-phase (N+L1+PE) or 2-phase (L1+L2+PE) The electrical installation must comply with “Installation Category II”. Power, nominal load 680 W Power, idle Current, nom. 3.4 A Current, max.
Page 91 Declaration of Conformity 16017901 D EU / UE / EL / EC / EE / ES / EÚ / AB Manufacturer Struers ApS Pederstrupvej 84 제조사 DK-2750 Ballerup, Denmark 적합성 선언서 Tegramin-20/-25/-30 Name / / 제품명 Model / / 모델...
Page 92  Pederstrupvej 84 DK-2750 Ballerup Denmark...

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