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Summary of Contents for Struers Secotom-20
- Page 1 Secotom-20 Instruction Manual Original Instructions Doc. no.: 16857026-08_C_en Date of release: 2024.01.23...
- Page 2 Copyright The contents of this manual are the property of Struers ApS. Reproduction of any part of this manual without the written permission of Struers ApS is not allowed. All rights reserved. © Struers ApS. Secotom-20...
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Page 3: Table Of Contents
Table of Contents 1 About this manual 1.1 Struers knowledge 1.2 Accessories and consumables 2 Safety 2.1 Intended use 2.2 Secotom-20 safety precautions 2.2.1 Read carefully before use 2.3 Safety messages 2.4 Safety messages in this manual 3 Get started 3.1 Device description 3.2 Overview... - Page 4 10 Maintenance and service 10.1 General cleaning 10.2 Clamping devices 10.3 Cutting tables 10.4 Cut-off wheels 10.5 Change the tubes 10.6 Daily 10.7 Weekly 10.7.1 Clean the cutting chamber 10.7.2 Check the coolant tank 10.7.3 Tube for water-free coolant 10.8 Monthly Secotom-20...
- Page 5 11.3 Error messages 12 Technical data 12.1 Technical data 12.2 Safety Circuit Categories/Performance Level 12.3 Technical data - equipment units 12.4 Safety Related Parts of the Control System (SRP/CS) 12.5 Diagrams 12.6 Legal and regulatory information 13 Manufacturer Declaration of Conformity Secotom-20...
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Page 6: About This Manual
The Struers Website (http://www.struers.com) Consumables The machine is designed to be used only with Struers consumables specifically designed for this purpose and this type of machine. Other products may contain aggressive solvents, which dissolve e.g. rubber seals. The warranty may not cover damaged machine parts (e.g. seals and tubes), where the damage can be directly related to the use of consumables not supplied by Struers. -
Page 7: Safety
The machine must be operated only by skilled/trained personnel. The machine is designed to be used only with Struers consumables specifically designed for this purpose and this type of machine. The machine is for use in a professional working environment (e.g. a materialographic laboratory). -
Page 8: Safety Messages
18. In case of fire, alert bystanders and the fire brigade. Use a powder fire extinguisher. Do not use water. Safety messages Struers uses the following signs to indicate potential hazards. ELECTRICAL HAZARD This sign indicates an electrical hazard which, if not avoided, will result in death or serious injury. -
Page 9: Safety Messages In This Manual
Incorrect voltage can damage the electrical circuit. WARNING Struers equipment must only be used in connection with and as described in the Instruction Manual supplied with the equipment. WARNING Replace the guard immediately if it has been weakened by collision with projectile objects or if there are visible signs of deterioration or damage. - Page 10 Use hearing protection if the exposure to noise exceeds the levels set by local regulations. CAUTION Risk of hand to arm vibration during manual preparation. Prolonged exposure to vibration may cause discomfort, joint damage or even neurological damage. Secotom-20...
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Page 11: Get Started
Get started Device description Secotom-20 is an automatic cut-off machine for cutting a majority of solid and stable (non- explosive) materials. It has a motorized Y-table, and a recirculation cooling tank. The height of the cut-off wheel is adjusted manually. -
Page 12: Overview
C Wheel for adjusting cut-off wheel F Coolant tank height Emergency stop The emergency stop button is located on the front of the machine. • Push the red button to activate. • Turn the red button clockwise to release. Secotom-20... - Page 13 3 Get started Rear view A Exhaust flange E Name plate B Pump cover F Power socket C Hinges G Service socket D Holes for adjusting the laser H Main switch Secotom-20...
- Page 14 3 Get started Cutting chamber A Line laser E Power socket B Spindle - Cut-off wheel F Coolant nozzles C Exhaust G Cutting table D Flushing hose H Drain Secotom-20...
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Page 15: Emergency Stop
You can only open the guard on the machine when the machine is connected to the power supply and the main power switch is on. To open the guard if the power is not connected Use the triangle key supplied to deactivate the safety lock. Remove the coolant tank. Secotom-20... -
Page 16: Transport And Storage
• Package the unit securely before transportation. Insufficient packaging could cause damage to the unit and will void the warranty. Contact Struers Service. • We recommend that you use the original packaging and fittings. - Page 17 Make sure that the tension on the lifting straps is distributed evenly. Lift the front of the machine and carefully move it onto the table. The machine must rest securely with all 4 feet on the table. Put the cooling tank back in place. Secotom-20...
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Page 18: Long-Term Storage Or Shipping
Wear safety shoes when handling heavy machinery. Note We recommend that you keep all original packaging and fittings for future use. Procedure Remove the screws around the base of the packing crate and lift off the upper part of the crate. Secotom-20... -
Page 19: Check The Packing List
Check the packing list Optional accessories may be included in the packing box. The packing box contains the following items: Pcs. Description Secotom-20 Electrical power supply cables Triangle key for safety lock release Support pin Socket spanner. 17 mm (0.7") Hose for connection to exhaust. Diameter: 51 mm (2"). Length: 1.5 m (59") Hose clamp. -
Page 20: Location
Wear safety shoes when handling heavy machinery. • The machine must be placed on a safe and stable table with an adequate working height. The table must be able to carry at least the weight of the machine and the accessories. Secotom-20... - Page 21 A minimum of 300 Lumen is recommended to illuminate the controls and other work areas. Ambient conditions Operating environment Surrounding temperature Operation: 5-40°C (40-105°F) Storage: 0-60°C (32-140°F) Humidity Operation: 35-85% RH non- condensing Storage: 0-90% RH non- condensing Secotom-20...
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Page 22: Power Supply
The leads must be connected as follows: Yellow/Green Earth (ground) Brown Line (live) Blue Neutral 5.5.2 2-phase supply The 3-pin plug (North American NEMA) is for use on 2-phase electrical power connections. The leads must be connected as follows: Secotom-20... -
Page 23: Connection To The Machine
The plugs on the accessories provide specific pin connections. If there is a problem with a connection, do not try to change the connections in the clamping tool plugs or connection socket. Contact Struers Service. Procedure A Socket B Securing ring... -
Page 24: Recirculation Unit
Make sure that the coolant tank is in position under the chamber. Fill the tank with water and coolant additive through the hole in the base of the chamber. Note Make sure that you do not to overfill the tank. Secotom-20... -
Page 25: Water Sensitive Materials
Recirculation unit ► • We recommend that you change the coolant at least once a month to prevent the growth of microorganisms. Mount the cut-off wheel Procedure CAUTION Mind the protruding safety catch when the safety guard is raised. Secotom-20... - Page 26 Lift the coolant nozzles to gain access to the cut-off wheel assembly. Insert the support pin into the hole in the cut-off wheel spindle. Use the 17 mm socket spanner to loosen the flange screw. Remove the outer flange. Secotom-20...
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Page 27: Exhaust System (Optional)
The machine is prepared for connection to an exhaust system through a 50 mm ventilation flange at the rear of the cabinet. Minimum capacity: 30 m /h (1,060 ft /h) at 0 mm (0") water gauge. Secotom-20... -
Page 28: Noise
To lower the noise, decrease the rotational speed and/or the force with which the workpiece is pressed against the cut-off wheel. The processing time may increase. 5.10 Vibration For information on the total vibration exposure to hand and arm, see this section: Technical data ► Secotom-20... -
Page 29: Prepare For Operation
Mind the protruding safety catch when the safety guard is raised. Lift the guard to its open position (the position where it stays up and open when you release it). Press the hold-to-run button while you operate the joystick. Secotom-20... -
Page 30: Height Adjustment Of The Cut-Off Wheel
Position the cutting table manually before you start the cutting process: • Use the joystick to position the cutting table. Note To position the table while the guard is open, you must press the hold-to-run button while you move the joystick. Secotom-20... -
Page 31: Line Laser
Mind the protruding safety catch when the safety guard is raised. Note When you fit clamping tools, always make sure that they do not block the cut- off wheel. Failure to do so will result in damage to the clamping tools and/or the cut-off wheel. Secotom-20... -
Page 32: Stands For Specimen Holders
Tighten the nuts. For stands requiring an electrical supply: – Connect the cable. See Electrical connections in the cutting chamber ► Clamp the specimen in the specimen holder. Slide the dovetail of the specimen holder into the stand and secure it. Secotom-20... -
Page 33: Debris Collection
A magnet in the tank collects magnetic particles. Note Check the basket and the magnet for cutting debris before you start the cutting process. A blocked drain can result in water overflow and insufficient cooling if the level of coolant in the tank is too low. Secotom-20... -
Page 34: Basic Operation
7 Basic operation Basic operation Control panel functions A Display E Start B Joystick F Stop C Flush G Turn/push knob D Back Joystick functions Move the joystick upwards or downwards to position the cutting table. Secotom-20... -
Page 35: The Display
If there are more than two options, a pop-up box is shown. The display Note The screens shown in this manual may differ from the actual screens in the software. When you switch on the machine, the display shows the configuration and the version of the installed software. Secotom-20... -
Page 36: Change The Settings
Scrolling list: Turn the knob to scroll up or down in a list of values. Pop-up dialog: Turn the knob to scroll up or down the list of options. Press the knob to select the desired option. – Two options: Press the knob to toggle between the options. Secotom-20... -
Page 37: Main Menu
The first time you switch on the machine, you will be prompted to select the language you wish to use, and set the date and time. If needed, use the controls on the control panel to change the settings. See Change the settings ► Secotom-20... - Page 38 If needed, go to the main menu. See also Main menu ► Start-up - daily operation When you switch on the machine, the screen that was shown when the machine was switched off is shown just after the start-up screen. Secotom-20...
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Page 39: Cutting Methods
7 Basic operation Cutting methods 7.6.1 Settings From the Main menu screen, select Cutting methods. The selected cut-off wheel and cutting length are highlighted. Select a cutting method. Secotom-20... -
Page 40: Return Position
Select a cut-off wheel from the list. The changes are saved automatically. You can reset the method to the default values. See The Maintenance menu ► 7.6.2 Return position The cut-off wheel can return to 3 positions after the cutting process is complete: Secotom-20... -
Page 41: Optifeed
To open the Positioning screen, press and hold the Hold-to-run button and move the joystick. If needed, reset the X-position for cutting a specific width. Rotary stand (optional) When a rotary stand is connected, a read-out for the chuck mode is shown and the Positioning dialog shows the X-position. Secotom-20... -
Page 42: Start The Cutting Process
Close the guard. The machine cannot be started before the guard is closed. Note You cannot open the guard when cutting is in progress. Select a cutting method. If needed, check and change the settings. To start the cutting process, press Start. Secotom-20... -
Page 43: Stop The Cutting Process
Avoid skin contact with the coolant additive. Always wear protective gloves and safety goggles. CAUTION Do not start flushing before the flushing hose is pointing into the cutting chamber. Procedure CAUTION Mind the protruding safety catch when the safety guard is raised. Secotom-20... -
Page 44: The Maintenance Menu
To start flushing, press and hold the Hold-to-run button. – To stop flushing, release the Hold-to-run button. When you have finished flushing the cutting chamber, place the hose in its holder. The Maintenance menu From the Maintenance screen you can choose between the following options: Secotom-20... -
Page 45: The Menu
If reference positions have been lost they can be reset manually. The menu Service information is read-only information. Machine settings cannot be changed. Service information can be used in cooperation with Struers Service for remote diagnostics of the equipment. The service information is available only in English. Maintenance Maintenance and service ►... -
Page 46: Configuration Menu
Adjustment and calibration • Voltage and temperature monitor • Reset to factory settings Resets all methods and the database to default values. Configuration menu From the Configuration menu you can set up general parameters. • From the Main menu select Configuration. Secotom-20... -
Page 47: Maintenance And Service
Set the date. Use water Select No or Yes. 10 Maintenance and service Proper maintenance is required to achieve the maximum up-time and operating lifetime of the machine. Maintenance is important in ensuring continued safe operation of your machine. Secotom-20... -
Page 48: General Cleaning
The stainless-steel bands (available as spare parts) should be replaced if damaged or worn. Turn or replace the steel bands on the cutting table During regular use, it is not uncommon for the cutting table steel bands located on either side of the cutting area to be damaged. Secotom-20... -
Page 49: Cut-Off Wheels
Method 1 Clamp the dressing stick like you would clamp a workpiece. Use a moderate feed speed and plenty of coolant to cut through the dressing stick. Repeat the treatment if the cut-off wheel does not cut satisfactorily. Method 2 Secotom-20... -
Page 50: Change The Tubes
The cut-off wheel passes the test if it gives a clear metallic tone when tapped. If the cut-off wheel sounds dull or muted, it is cracked and unsafe to use and must be replaced. 10.5 Change the tubes Procedure Remove the four screws on the protection plate on the rear of the machine. Secotom-20... - Page 51 Lubricate the tube along its length with the supplied silicone grease. This will help the rollers in the pump to turn smoothly. Press the tube into position around the pump axle. Mount the tube correctly in the pump Secotom-20...
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Page 52: Daily
Check the machine before use. Do not use the machine until any damage is repaired. Check the guard WARNING Replace the guard immediately if it has been weakened by collision with projectile objects or if there are visible signs of deterioration or damage. Secotom-20... - Page 53 If needed, clean the drain basket and the magnet in the tank. • Clean the specimen holder and the flanges. • Leave the guard open when the machine is not in use to let the cutting chamber dry completely. Secotom-20...
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Page 54: Weekly
• Clean all accessible surfaces with a soft damp cloth and common household detergents. • For heavy duty cleaning, use Struers Cleaner. • Clean the safety guard with a soft damp cloth and a common, household anti-static window cleaning agent. -
Page 55: Tube For Water-Free Coolant
Read the Safety Data Sheet for the coolant additive before use. CAUTION Avoid skin contact with the coolant additive. Wear suitable gloves to protect fingers from abrasives and warm/sharp specimens. Coolant may contain swarf (cutting and grinding debris or other particles. Secotom-20... - Page 56 Note Flush the recirculation cooling system with clean water if the machine is not to be used for a longer period of time. This will prevent any dried-up residue of cutting material from damaging the inside of the pump. Secotom-20...
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Page 57: Annually
10.9.1 The guard WARNING Do not use the machine with defective safety devices. Contact Struers Service. WARNING To ensure its intended safety, the guard must be replaced every 5 years. A label on the guard indicates when it is due to be replaced. -
Page 58: Emergency Stop
10.9.3 Emergency stop WARNING Do not use the machine with defective safety devices. Contact Struers Service. Test 1 Start a cutting process: Press the Start button. The machine starts operating. Press the emergency stop. If operation does not stop, press the Stop button. -
Page 59: The Hold-To-Run Button
If you have technical questions or when you order spare parts, state serial number and voltage/frequency. The serial number and the voltage are stated on the name plate of the machine. For further information, or to check the availability of spare parts, contact Struers Service. Contact information is available on Struers.com. Spare parts list Spare parts Electrical ref. -
Page 60: Service And Repair
Note Service must only be performed by a qualified technician (electromechanical, electronic, mechanical, pneumatic, etc.). Contact Struers Service. Service check We offer a range of comprehensive maintenance plans to suit the requirements of our customers. This range of services is called ServiceGuard. -
Page 61: Disposal
11 Troubleshooting 11.1 Machine problems Problem Cause Action Make sure that there is The level in the coolant tank sufficient water in the is too low. coolant tank. No, or insufficient, coolant. The coolant nozzles are Clean the nozzles. blocked. Secotom-20... -
Page 62: Cutting Problems
Unwanted burrs. Support the workpiece and clamp it on both sides. Use a Incorrect clamping of the specimen holder that is workpiece. designed for clamping small, long workpieces on both sides. Secotom-20... - Page 63 If needed, clean the nozzles. The rotational speed is too Increase the rotational speed. low. The cut-off wheel does not Incorrect choice of cut-off cut through the workpiece. Select another cut-off wheel. wheel. The cut-off wheel is worn. Replace the cut-off wheel. Secotom-20...
- Page 64 Loosen the screws on the rear of the machine. Adjust the laser until it is aligned in the correct position. WARNING Laser radiation. The laser is misaligned. Do not stare into the beam or expose users of telescopic optics. Class 1M laser product. Secotom-20...
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Page 65: Error Messages
Restart the machine. Power-On Self Testing. during power-on self- If the error remains, Please try to restart the testing. contact Struers Service. machine. If problem The machine will not start. persists, please contact Struers technical support. Machine found a problem A critical error is detected Restart the machine. - Page 66 Clean cooling system Replace the coolant if it before continuing. appears dirty (build-up of cutting debris). If the error remains, contact Struers Service. Main motor overload The cut-off wheel may be Move the cutting table detected! caught in the workpiece.
- Page 67 Process halted! If the error remains, Restart the process - do contact Struers Service. not open guard during operation! Searching of reference The emergency stop has Restart the machine. positions aborted by user.
- Page 68 220 V. corresponds to the voltage stated on the type plate on the machine. Restart the machine. If the error remains, contact Struers Service. Problem with 24V supply The DC supply voltage is Restart the machine. voltage lower than 18 V. If the error remains, contact Struers Service.
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Page 69: Technical Data
LC Display LCD, TFT-color 5.7", 320x240 dots with LED back light Safety standards CE labelled according to EU directives REACH For information about REACH. contact your local Struers office Operating environment Surrounding temperature 5-40°C (41-104°F) Humidity < 85% RH non-condensing Secotom-20... - Page 70 Cut-off wheel monitoring PL d, Category 3 and speed limitation Axis speed monitoring, vertical axis movement Exhaust Recommended capacity 50 m3/h (1750 ft3/h) at 0 mm water gauge Advanced features X-table, automatic X-stand, manual Yes. Option Rotary stand Yes. Option Secotom-20...
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Page 71: Safety Circuit Categories/Performance Level
Unintended start of fluid system EN ISO 13849-1, Category 3 Performance Level (PL) b Axis speed monitoring - Y-table EN 60204-1, Stop category 0 movement EN ISO 13849-1, Category 3 Performance Level (PL) d Cut-off wheel monitoring and EN ISO 13849-1, Category3 speed limitation Performance Level (PL) d Secotom-20... -
Page 72: Technical Data - Equipment Units
SRP/CS (safety-related parts of a control system) are parts that have an influence on safe operation of the machine. Note Replacement of safety critical components must only be performed by a Struers engineer or a qualified technician (electromechanical, electronic, mechanical, pneumatic, etc.). -
Page 73: Diagrams
If you want to view specific information in detail, see the online version of this manual. Title Secotom-20 Block diagram 16853050 ► 74 Water diagram 16851005 ► 75 Circuit diagram See the diagram number on the name plate of the equipment, and contact Struers Service via Struers.com. Secotom-20... - Page 74 12 Technical data 16853050 Secotom-20...
- Page 75 12 Technical data 16851005 Secotom-20...
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Page 76: Legal And Regulatory Information
Responsibility of the manufacturer The following restrictions should be observed, as violation of the restrictions may cause cancellation of Struers legal obligations. The manufacturer assumes no responsibility for errors in the text and/or illustrations in this manual. The information in this manual is subject to change without notice. The manual may mention accessories or parts not included in the supplied version of the equipment. -
Page 77: Declaration Of Conformity
Based on: 16857902 D Declaration of Conformity Manufacturer Struers ApS • Pederstrupvej 84 • DK-2750 Ballerup • Denmark Name Secotom-20 Model Function Cut-off machine Type Cat. no. 06856127, 06856227, 06856327, 05996911, 05996912, 05996913, 05996914 Serial no. Module H, according to global approach... - Page 78 Para ver las traducciones consulte Tõlked leiate aadressilt Katso käännökset osoitteesta Pour les traductions, voir Za prijevode idite na A fordítások itt érhetők el Per le traduzioni consultare www.struers.com/Library 翻訳については、 Vertimai patalpinti Tulkojumus skatīt Voor vertalingen zie For oversettelser se Aby znaleźć tłumaczenia, sprawdź...
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