OPERATION AND MAINTENANCE MANUAL Digital
Contents
1. OPERATION AND MAINTENANCE MANUAL Digital dynamometers Art D012 0100 D012 0300 D012 0500 D012 1000 pr SMART EQUIPMENT ORIGINAL INSTRUCTIONS DE OFERVI Se CI ESTE pe SMART EQUIPMENT INSTRUMENTS FOREWORD do Read this manual before operating any machinery ORIGINAL INSTRUCTIONS Before starting any operation it is compulsory to read this instruction manual The guarantee of smooth operation and full performance of the instrument is highly dependent on the application of all the instructions contained in this manual A Operator Qualification The workers responsible for using this tool must have all the necessary information education and receive adequate training regarding safety including a The conditions of use of the equipment b Foreseeable abnormal situations pursuant to Article 73 of Legislative Decree 81 08 We guarantee the instrument complies with the specifications and technical instructions described in the Manual on the date of its issuance shown in this page On the other hand the instrument may also be subject to important technical changes in the future without the manual being updated Therefore see FERVI for information about modifications that could be implemented REV 4 October 2013 M Page 2 of 24 i Wnttt u INSTRUMENTS di JE PRO ER dA CONTENTS i INTRODUCTION suoi a a 4 2 GENERAL SAFETY WARNINGS 1 1111sr0ssrrisiiio2. 8 and a reset button 9 Figure 2 Close up of the controls Start button SWITCH button HOLD button ZERO button For a detailed explanation about how to use the device and its functioning refer to Chapter 8 of this manual TO Page 100f24 rr y y y ln n n n n o ue row Essa gare lle NEI INSTRUMENTS di d PRO SMART EQUIPMENT 3 2 Identification plate The following identification plate is attached to the device FERWE vxC ad commercio 81 M A 41058 Vignola MO ITALY Made in PRC Dinamometro digitale IP63 Modello D012 0100 Portata max 1000 kg Pesata min 0 2 kg Lettura 0 2 kg Lotto n Anno 2013 Alimentazione 6Vdc ATTENZIONE Il dinamometro dotato di batteria ricaricabile Ricaricare il dinamometro solo quando spento E vietato smontare il dinamometro Leggere le istruzioni prima di usare il dinamometro Strumento per uso interno Non usare in rapporti commerciali Art 692 C P CFERWI vxC ad commercio 81 LA A 41058 Vignola MO ITALY Made in PRC Dinamometro digitale IP63 Modello D012 0500 Portata max 5000 kg Pesata min 1 kg Anno 2013 ATTENZIONE Lettura 1 kg Lotto n Alimentazione 6Vdc Il dinamometro dotato di batteria ricaricabile Ricaricare il dinamometro solo quando spento vietato smontare il dinamometro Leggere le istruzioni prima di usare il dinamomet
3. equipment and detergents or solvents commonly used in the cleaning of industrial equipment 4 Electrical cable check the condition of the battery charger and cable 5 Lubrication and greasing after cleaning the Dinamometro digitale the moving parts need to be greased i e the pins shafts and wheels 6 Checking hook wear it is necessary to check that the upper and lower hooks are not worn that there are no cracks and or splits or abnormal deformations and that the closure safety device still works properly TO Page 220f24 xrr _1 _ m m m m yv vz 01 9 Es I ge e NEI INSTRUMENTS di JE PRO SMART EQUIPMENT 10 DECOMMISSIONING 10 1Inactivity of the dynamometer Before a period of inactivity deposit the Dinamometro digitale in the warehouse Proceed as follows to prepare the machine for warehouse storage e unhook the Dinamometro digitale from any load e protect moving parts with grease and or lubricating oil e protect the working components with anti corrosion liquid e storeina dry place free from dust and atmospheric agents The device should be stored in an environment within the temperature range 10 to 50 C and free of condensation 10 2Disassembly and disposal of materials and components If the device is to be scrapped its parts must be disposed of separately Inside there is a battery which must be disposed of throu
4. recharged it must be placed on a work bench disconnect any load Then insert the charger jack into the connector next to the serial port and connect the battery charger to the wall socket in that order The dynamometer will display an arrow over the word LOB Low Battery A Electric shock An insulation fault can create voltage in the instrument Do not touch it while the battery charger is connected to the mains Figure 12 Connection and battery charger Q Battery charging The battery needs to be charged once a month even if the dynamometer is not used Recharge the instrument when turned off M Page 200f24 EET INSTRUMENTS di JE PRO ER dA 8 6 Sub setup menu The sub setup menu can be reached during the opening sequence of switching on the instrument The various settings are listed in the menu therefore it is possible to change all the settings together Function Operation Display Observations 0 Disabled 1 Enabled Press SWITCH during the self check sequence from 9999 Press HOLD or SWITCH to 00000 to change the setting 0 Disabled HOLD function Press ZERO Hod i Enabled Press HOLD or SWITCH to change the setting 0 It is possible to set zero when the measurement is unstable ZERO function Press ZERO Stb 0 ii Omer zero when the measurement is unstable Press HOLD or SWITCH to change the setting 0 Manual Set lighting Press ZERO A Cy SIETE IC Press HOL
5. 11111111111rrrrreiiiiania 23 2E UMILI EL RR 24 CFERV SS EN BEES di SMART EQUIPMENT INSTRUMENTS 1 INTRODUCTION This manual is delivered with the device and it must be regarded as an inseparable part of it The manufacturer holds all ownership to material and intellectual property of this manual any disclosure or copying even partial of this publication without prior written consent is forbidden The purpose of this manual is to provide the knowledge necessary for the use and maintenance of the Dinamometro digitale D012 0100 D012 0300 D012 0500 D012 1000 and create a sense of responsibility and an understanding of the capabilities and limitations of the means entrusted to the operator Operators must be properly trained and prepared so make sure that this manual is read and consulted by the staff responsible for commissioning operation and maintenance of the device This is to make all operations as safe and effective as possible for those who carry out these tasks Therefore it is imperative to strictly comply with the requirements in this manual a necessary condition for safe and satisfactory operation of the Dinamometro digitale Before starting operation installation and usage of the device authorised personnel must therefore e carefully read this technical document e know which protections and safety devices are available on the Dinamometro digitale their location and how they work The buyer is respons
6. D or SWITCH to change the setting 0 Ib Setting the unit of Press ZERO CHt 1 1 kg measurement Press HOLD or SWITCH to change the setting 0 Don t save Save the results Press ZERO YES 0 SELE Press HOLD or SWITCH to change the setting Set the sound Page 21 of 24 fe DE OFERVI SS E ESTE pe SMART EQUIPMENT INSTRUMENTS 9 MAINTENANCE The purpose of this section is to provide all the information on the maintenance procedures and frequency that the Dinamometro digitale requires Maintenance and repairs must be performed b ualified personnel A Maintenance without load Carry out inspection maintenance and cleaning operations only when the Dinamometro digitale is safely positioned on a workbench 9 1 Routine maintenance Frequency Weekly Quarterly and legible INTERVENTION 3 General cleaning 4 Electric cable 1 General visual inspection check the general condition of the device and whether there are any damaged or missing parts 2 Checking the legibility of the plates the plates and pictograms on the device must be perfectly legible it is therefore necessary to keep them clean and ask for a replacement from the person responsible for maintenance if they are illegible 3 General cleaning cleaning is necessary to free the structure and moving parts from the accumulation of dust dirt and stains caused by excess lubricants Cleaning should be done with the use of means
7. Decree no 626 94 and subsequent modifications and amendments 2 1 Technical support For any problems or concerns please do not hesitate to contact your dealer which has competent and specialised staff specific equipment and spare parts 2 2 Other provisions IT IS FORBIDDEN TO TAMPER WITH SAFETY DEVICES The first thing to do when starting work is to check the presence and integrity of the guards and the operation of safety devices If any defect is encountered do not use the Dinamometro digitale SE Page 7 of 24 N JE PRO ER dA INSTRUMENTS 3 INTENDED USE AND DESCRIPTION OF THE INSTRUMENT The Dinamometro digitale D012 0100 D012 0300 D012 0500 D012 1000 is a manually operated portable measuring device suitable for measuring pulling forces or weight for lifting It is therefore particularly suitable for all temporary applications which take place indoors or outdoors and where there is no electricity network such as warehouses construction sites farms mines quarries ports and shipyards To use the device it must be hooked onto a support structure of sufficient strength such as fixed load bearing structures or means The device can be used outdoors if it is protected from the weather and especially from the effects of the wind The level of protection is IP65 The operating temperature is within the range of 20 50 C The environment must also be sufficiently illuminated so as to ensure operation in m
8. aximum safety at least 50 lux is recommended Other types of use or the extension of use beyond that envisaged does not correspond to the designation attributed by the manufacturer and therefore the latter cannot accept any responsibility for any damage resulting therefrom IT CAN NOT BE USED FOR COMMERCIAL TRANSACTIONS WITH THIRD PARTIES A Intended use and maximum capacity e The device was designed and manufactured for a specific use different uses and non compliance with technical parameters established by the Manufacturer may be hazardous to the operator Specifically load weight should NEVER exceed maximum capacity of the device 1 Page 8 of 24 Booo IC E FERU INSTRUMENTS di d PRO SMART EQUIPMENT 3 1 Main parts of the digital dynamometer The Dinamometro digitale consists of e steel casing 1 containing the load cell and the electronic control and display parts and a RS232 connection port a hook 2 to which the load is attached a shackle 3 for attaching the Dinamometro digitale to the supporting structure the battery charger 4 the radio control 5 Figure 1 Close up of the main parts Box Hook Radio control 4 Battery charger Attachment shackle DI CFERVI II CI BEE pe pro SMART EQUIPMENT INSTRUMENTS The control system of the Dinamometro digitale D012 0100 D012 0300 D012 0500 D012 1000 consists of an on off switch 6 a exchange button 7 a data memory button
9. ccording to weight for direct sales to the public and the packaging of prefabricated products 6 TRANSPORTING LIFTING AND DISPLACEMENT Transport of the Dinamometro digitale can be carried out manually by a single operator for the smaller models D012 0100 D012 0300 D012 500 while two people are required for the D012 1000 model as the weight exceeds 30 kg Before moving the Dinamometro digitale check that it is not plugged into the battery charger TO Page 140f24 rr _ P rr a nen e e vu u uo wu 0 u_ s gt l AC I FERU INSTRUMENTS di d PRO SMART EQUIPMENT 7 COMMISSIONING 7 1 General warnings The following chapters are the core of the manual and contain the actual operating instructions on how to install operate and maintain the Dinamometro digitale The installation and commissioning of the device due to the delicacy and importance involved may lead if poorly executed to serious risks to the safety of people exposed at this stage or with subsequent use of the device 7 2 Unpacking instructions The Dinamometro digitale is supplied in a cardboard box the hook is mounted while the support ring is not Before disposing of the cardboard packaging check that no parts of the device the battery charger the user s manual or any other documentation are thrown away Q Standard packaging Packaging materials plastic bags polystyrene foam etc must not be left within reach of ch
10. ce of dangers that cause residual risks to which the operator must pay attention in order to avoid injury or damage to property N JE PRO ER dA INSTRUMENTS 2 GENERAL SAFETY WARNINGS Even if you are already familiar with the Dinamometro digitale you must read this manual carefully to acquire full knowledge of the device and the general precautions to be observed during operation A Lifting is not permitted The Dinamometro digitale is NOT a lifting device Q Risks associated with using the dynamometer Despite the implementation of all safety devices for safe use of the equipment it is necessary to take note of all the accident prevention requirements highlighted in various parts of this manual T Risks associated with using the dynamometer Each and every person who is responsible for the use and maintenance of the device should first have read the instruction manual particularly the chapter dealing with safety Q Risks associated with using the dynamometer The device must only be used by qualified personnel trained to use the device by authorised personnel M Page 6 of 24 i rhueEuuuopennnoed1am w_ gt 1111 iS CO I FERVI INSTRUMENTS di d PRO SMART EQUIPMENT Q Use of PPE Before starting any type of work with the Dinamometro digitale the operator must wear appropriate personal protective equipment PPE such as crush resistant safety gloves and shoes 1 Do not try to operate the device at higher perf
11. e strictly forbidden A It is strictly forbidden to Use the Dinamometro digitale to lift persons and or animals Use an extension cord with a capacity lower than that of the Dinamometro digitale Connect the Dinamometro digitale to a structure of insufficient strength to withstand the sealing strength Leave the Dinamometro digitale unattended when it is supporting unstable loads Release the load when standing downstream Allow untrained staff to use the Dinamometro digitale Use the Dinamometro digitale when not psycho physically fit to do so Use the Dinamometro digitale without due care and attention Use the Dinamometro digitale for purposes other than those for which it was designed Use the Dinamometro digitale in adverse and or unforeseen environmental conditions strong winds low light etc Use the Dinamometro digitale in the event of insufficient lighting Use the Dinamometro digitale to measure weights for commercial transactions Measure weights for the calculation of a toll tariff tax bonus penalty remuneration indemnity or similar type of payment Measure weights for the application of laws or regulations Measure weights in a medical practice in the context of weighing patients for the purposes of monitoring diagnosis and treatment Measure weights for producing prescription medicines in a pharmacy and measure weights for analyses carried out in medical and pharmaceutical laboratories Establishing price a
12. gh the proper recycling channels This symbol is displayed on the identification plate which indicating that it is prohibited to dispose of this device with the normal household waste oO Respect the environment Contact a specialist centre for the collection of metallic and electrical materials SE Page 23 of 24 mn FERVI E ESE N d PRO SMART EQUIPMENT INSTRUMENTS 11 CONTROL REGISTER Hook wear Frequency Quarterly Requirements These parts should not display any variations in sections exceeding 10 or greater thickness than 5 of the initial value eyelets pins hinges and relative housing Date Verifier Note Outcome ea ml Page 240f24 _ PPymym l mu m 2 lt 1 1410 1
13. ible for ensuring that users are properly trained that they are aware of all the information and instructions in this document and that they are aware of the potential risks of operating the hoist The manufacturer waives any and all responsibility for damage to people and or things caused by non observance of the instructions in this manual Users will be held fully responsible for any changes made to the device and the manufacturer will not therefore be held responsible for any damage caused to persons and or property resulting from maintenance performed by unqualified personnel and in a manner that differs from the operating procedures shown below The Dinamometro digitale was designed and built with mechanical guards and safety devices designed to protect the operator user from possible injury It is strictly forbidden to modify or remove guards safety devices and caution labels If this must be done for example for cleaning or repair make sure that no one can use the device TT Page 4 of 24 Poo iS CO I FERU INSTRUMENTS di d PRO SMART EQUIPMENT GRAPHIC FORM OF THE ALERTS RELATED TO SAFETY AND OPERATION AND RISK WARNINGS The following boxes are designed to attract the attention of the reader user for the proper and safe use of the device Q Pay attention This highlights behavioural rules to prevent damage to the device and or the occurrence of dangerous situations A Residual Risks This highlights the presen
14. ication plate It means that the unit is subject to restrictions of use referred to in letter b point 2 Article 1 of Directive 90 384 EEC on non automatic weighing instruments i e IT CAN NOT BE USED FOR COMMERCIAL TRANSACTIONS WITH THIRD PARTIES Page 11 of 24 fe JF PRO ER A INSTRUMENTS 3 4 Safety devices The main safety device present on the device is the safety closing device on the hooks to prevent the load falling off during normal use Figure 4 Hook closure Safety device A Use of P P E In any case ALWAYS use appropriate personal protective equipment such as safety gloves and shoes and if necessary a protective hard hat Figure 5 Personal Protective Equipment TO Page 12024 _ l1_1l_ n 2 e ec 1 t h0pq0n0nuwu z I FERVI A PRO SMART EQUIPMENT MEASURING INSTRUMENTS 4 TECHNICAL SPECIFICATIONS Description 0100 0300 0500 1000 Minimum capacity kg Reading g 2000 IP63 14 34 Net weight kg Power supply V Ah 6 10 6 10 6 10 6 10 0 40 G Figure 6 Dimensions All the dimensions are in mm Article A B C D E F G 195 Do12 0300 260 195 60 50 650 73 200 012 0500 260 195 60 42 730 80 210 N JE PRO ER dA INSTRUMENTS 5 IMPROPER USE AND CONTRAINDICATIONS The following actions which obviously cannot cover the entire range of possible misuse of the device ar
15. ii nai 6 2 1 TI ChnIiCAaAlsSUpportaiaa ai 7 2 2 Otr provisions snai nia ini 7 3 INTENDED USE AND DESCRIPTION OF THE INSTRUMENT 1 1 1111s11s 8 3 1 Main parts of the digital dynamometer sssss2ss2 22 9 3 2 Identification plate sisiane A a 11 3 3 Restricteduse svmbol acnianiam a 11 3 4 Salely deviceS ani vicini 12 4 TECHNICAL SPECIFICATIONS 0020rsssinesine einen OPE iii 13 5 IMPROPER USE AND CONTRAINDICATIONS x 1 1 1rrrrssirisiniazonine 14 6 TRANSPORTING LIFTING AND DISPLACEMENT 1 1 11ssrrrisirizininini 14 7 COMMISSIONING caninei ia iva 15 7 1 General WarfingsS sineniini aa i a 15 7 2 Unpacking instructions 110000ss erre PA PERE cosscccucosssccccsccccccesssuuccssssnccss 15 7 3 Preliminary Festing anni Ur 15 8 USING THE DYNAMOMETER pte ccncnnnn ns fia iii 16 8 1 Mounting the components b reni 17 8 2 Start up and programming of the instrument xxxxxxxx0000rsreieeieeeeee nine iii ii iii 18 5 35 Remot Control inizia ira 19 5 4 RS 232 Port va 19 8 5 Connection to the netwoffe i crei iis 20 8 6 SUD SECUD MENG iii i ar 21 9 MAINTENANCE cdi iii 22 9 1 Routinementeneacai ilihli nia 22 10 DECOMMISS MI ee LR 23 10 1 Inactivity of the dynamometer xxxxxxxxxxxxxxssssssasaanananananaza nani iii iii 23 10 2 Disassembly and disposal of materials and components 1
16. ildren as these are potentially dangerous Figure 7 Package 7 3 Preliminary testing Before using the device it is necessary and essential to carry out a preliminary test in its place of operation The test includes e a general visual inspection of the device to make sure there are no damaged and or worn parts on the structure itself the hooks the steel parts etc e the proper provision of limit devices and cotter pins o___ m mu_ _m m m m m m m m 1 1 v Page 150124 N JE PRO ER dA INSTRUMENTS 8 USING THE DYNAMOMETER A Securing the load There is a risk of crushing body parts while securing heavy loads as a result of mishandling Workers must be equipped with standard safety equipment especially gloves and crush resistant safety shoes A Securing the load Workers securing loads must handle the device carefully without abrupt movements and using the utmost care In particular the Dinamometro digitale and the load must be kept under constant control during movement A Working under loads IT IS STRICTLY FORBIDDEN to stand under the Dinamometro digitale when there are loads Suspended e Make sure that the load to be handled does not weigh more than the maximum permitted D012 0100 1000 kg D012 0300 3000 kg D012 0500 5000 kg D012 1000 10 000 kg e Carefully inspect the Dinamometro digitale in all its parts in particular checking the hooks and the locking system e Only
17. on and low resolution Division e HOLD button Press this button to keep the current measurement displayed An arrow will appear at the bottom of the screen pointing to the word HOLD on the instrument While a value is on hold the screen will flash To cancel the HOLD function press the button again e ZERO button Press this button to set the current weight to zero This can be used it to set a tare n Page 180124 xr r _r_ r_r1_ 2t v 1r MR1 uwurumrqpuou SS CI ge e NEI INSTRUMENTS di d PRO SMART EQUIPMENT 8 3 Remote control The Dinamometro digitale also has a remote control on which there are 4 buttons that allow you to perform the same operations that are possible with the buttons on the body of the dynamometer In addition there is a BL button that turns on the screen s backlight Figure 11 Remote control 8 4 RS 232 Port The Dinamometro digitale can be connected to an acquisition card for transmission to and from the instrument Transmission occurs through the RS 232 serial port the instrument has a baud rate of 9600 kbs the signal is 8 bits 3__RXD received signal 5_GND weight 2 TXD transmitted signal 6 9 not used oe eeee amp m w bpbm vm m mm Page 190124 DE OFERVI SS E ESTE pe pro SMART EQUIPMENT INSTRUMENTS 8 5 Connection to the network The Dinamometro digitale is powered by an internal 6V battery When it needs to be
18. ormance levels than those for which it was designed in particular regarding the magnitude of the load In other words do not load the Dinamometro digitale beyond its capacity 2 Use the Dinamometro digitale exclusively for the measurement of pulling force and only according to the intended manner and for the uses described in this instruction manual 3 Before connecting the Dinamometro digitale always check e the efficiency and integrity of the device and in particular the hooks the pins and rings e the strength and integrity of the support structure to which the device is attached 4 Keep the work operation area tidy and free of clutter untidiness causes accidents 5 Make sure that children unauthorised persons and animals are not allowed in the work environment 6 Work areas must be well lit 7 It is recommended that users of this publication for maintenance and repair have a basic knowledge of mechanical principles and of repair technique procedures 8 Replace worn or damaged parts check that the repairs and protection work correctly before operating Eventually if necessary have it checked by Service staff Use only original spare parts 9 The person responsible for company safety is to make sure that the staff responsible for using the device have read and understood this manual in its entirety 10 The company safety manager is responsible for monitoring the company s risk status according to Legislative
19. play Connect the load to the hook making sure that the safety latch is in place The hook is kept in position by a pin secured by the cotter pin Figure 9 Hook A Dropping the load Check that the safety latch and locking cotter pin are in the correct position before attempting to put the dynamometer under strain Do not pull or push the load and or the dynamometer sideways Do not use multiple attachments Page 17 of 24 fe DE OFERVI SS EN ESTE do SMART EQUIPMENT INSTRUMENTS 8 2 Start up and programming of the instrument At the front of the Dinamometro digitale D012 0100 D012 0300 D012 0500 D012 1000 there is a LCD panel and four buttons that allow you to set the various functions of the instrument Figure 10 Panel and controls To turn on the Dinamometro digitale press the button 6 the display will light up all digits and will start the self control process The figures will change all together from 999999 to 111111 then zero 0 0 will be shown During the countdown the arrow symbol appears above the word POWER which indicates that the instrument is turned on When zero is displayed an arrow also appears above the word STAB The instrument is now ready to perform measurements Press the button SWITCH 7 to switch to LOB mode or to switch to the division setting mode decimals DIV SHI e SWITCH button Press this button to change the resolution of the instrument between the high resoluti
20. ro Strumento per uso interno Non usare in rapporti commerciali Art 692 C P GFERVI vz Via del commercio 81 ROHS se 41058 Vignola MO ITALY Made in PRC Dinamometro digitale IP63 Modello D012 0300 Portata max 3000 kg Pesata min Lettura 0 5 kg Lotto n fs Anno 2013 Alimentazione 6Vdc ATTENZIONE Il dinamometro dotato di batteria ricaricabile Ricaricare il dinamometro solo quando spento vietato smontare il dinamometro Leggere le istruzioni prima di usare il dinamometro Strumento per uso interno Non usare in rapporti commerciali Art 692 C P _JFERWE v zCe Via del commercio 81 41058 Vignola MO ITALY Made in PRC Dinamometro digitale IP63 Modello D012 1000 Portata max 10000 kg Pesata min 2 kg Lettura 2 kg Lotto n Anno 2013 Alimentazione 6Vdc Il dinamometro dotato di batteria ricaricabile Ricaricare il dinamometro solo quando spento vietato smontare il dinamometro Leggere le istruzioni prima di usare il dinamometro Strumento per uso interno Non usare in rapporti commerciali Art 692 C P ATTENZIONE Figure 3 Close up of EC label MAXIMUM CAPACITY VALUE The plate shows the maximum load capacity This maximum load capacity must not be exceeded under any circumstance 3 3 Restricted use symbol This pictogram on the right giving information regarding the mode of use of the instrument appears on the identif
21. use the Dinamometro digitale if it has successfully passed checks testing its operating condition e The Dinamometro digitale should not be used by untrained personnel e Remove people and things from the area of operation and make sure that there is always a space to escape e Before using the Dinamometro digitale make sure you understand how to act in any situation that may occur o Hooking the load e Check the connection of the Dinamometro digitale load hook and the perfect closing of the safety latch e It is not permitted to attach the load to the tip of the hook TO Page 160124 1________u_ W uuuuuu v m e I I FERVI p INSTRUMENTS di JE PRO SMART EQUIPMENT 8 1 Mounting the components Position the Dinamometro digitale so that the load is lifted vertically Mount the upper support shackle Figure 8 e remove the cotter pin e loosen the hex nuts e remove the threaded pin e insert the shackle e replace the pin tighten the nuts and then insert the cotter pin Figure 8 Upper ring A Dropping the dynamometer When attaching the upper ring be careful to insert the cotter pin correctly When connecting the Dinamometro digitale to the support structure always use a single hook and make sure that the dimensions do not exceed the inner dimensions of the ring so that the instrument will always remain in an upright position and with a certain degree of
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