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Troubleshooting

A36163-B

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List of special spare parts for Markem-Imaje technicians

Sale of the parts in the table below is reserved for Markem-Imaje technicians.

Part

number

Description Comments

ENM35809

Kit electrical cable 9020/30

No SPS

ENM35470

Recovery solenoid valve

See corresponding SPS

ENM34044

4 solenoid valve block

See corresponding SPS

ENM28629

ADP board

See corresponding SPS

ENM34030

Main power filter

No SPS

ENM28572

Industrial Interface plate without hole

No SPS

ENM28309

Piezo board (twin jet)

See corresponding SPS

ENM36675

CPU board 9020 RoHS

ENR36675

CPU board 9020 RoHS

ENR34024

CPU board 9020 Non RoHS

See corresponding SPS

ENM36676

CPU board 9030 RoHS

ENR36676

CPU board 9030 RoHS

ENM27781

CPU board 9030 Non RoHS

See corresponding SPS

Screen

See corresponding SPS

ENM34702

Bracket plate-conduit IP54

No SPS

ENM34703

Bracket plate-conduit IP65

No SPS

A36045

CPU Programming tool

No SPS

A36056

Seal kit-Print module-9020/9030

See the SPS of the corresponding part.

A36066

Screw kit-Print module-9020/9030

See the SPS of the corresponding part.

ENM5836 O-Ring-Tip

holder

(EPT 18,72 x 2, 62)

No SPS

Содержание 9020

Страница 1: ...Book for serviceengineers internal use only ...

Страница 2: ......

Страница 3: ...A36163 B 3 182 Contents ...

Страница 4: ...Contents A36163 B 4 182 Notes ...

Страница 5: ...ING 16 CONSUMABLES 17 SAFETY EQUIPMENT FOR MARKEM IMAJE TECHNICIANS 18 RULES OF CONDUCT FOR MARKEM IMAJE TECHNICIANS WHEN VISITING CUSTOMERS 19 REMINDER OF THE MAIN SAFETY PICTOGRAMS 21 PRINTER DESCRIPTION 23 INTRODUCTION 25 CABINET 26 OPERATOR INTERFACE 29 PRINT HEAD UMBILICAL 31 ELECTRONIC COMPARTMENT 34 HYDRAULIC COMPARTMENT 36 INDUSTRIAL INTERFACE CONNECTION BOARD 37 GENERAL SPECIFICATION 41 E...

Страница 6: ...ER FOR A PERIOD OF LESS THAN THREE WEEKS 52 SHUTTING OFF THE PRINTER FOR MORE THAN THREE WEEKS 52 HEAD OPERATIONS 53 AFTER SALES SERVICE POLICY 59 ACCESS MAINTENANCE AGREEMENT 61 STANDARD MAINTENANCE AGREEMENT 67 MAINTENANCE 75 PREVENTIVE AND PROACTIVE MAINTENANCE TABLE 77 THREE REASONS WHY 9020 30 PRINTERS REQUIRE MAINTENANCE 78 INK CIRCUIT 78 INK 78 INK MACHINE PAIR 78 TO SUM UP 79 ...

Страница 7: ...PLACING A MODULATION ASSEMBLY 107 REPLACING A RESONATOR 108 REPLACING THE 4 SOLENOID VALVE BLOCK 109 REPLACING THE RECOVERY UNIT 110 REPLACING A GUTTER 111 REPLACING THE RECOVERY SOLENOID VALVE 112 REPLACING THE PRINT MODULE 114 REPLACING THE INK CIRCUIT IC60 116 REPLACING THE EHT BLOCK 119 REPLACING THE INDUSTRIAL INTERFACE CARD 120 REPLACING THE CPU BOARD 121 REPLACING THE DISPLAY 123 REPLACING ...

Страница 8: ... GUTTER 143 PRINCIPLE OF TRANSFERS 145 INK FILTERS 147 MAKE UP FILTER 147 CALIBRATED RESTRICTORS 147 CONSTANT INK CONCENTRATION PRINCIPLE 148 JET SPEED CALCULATION AND ADJUSTMENT 149 JET SPEED CALCULATION 149 AUTOMATIC JET SPEED ADJUSTMENT 149 NEGATIVE PRESSURE MEASURING AND ADJUSTMENT 150 MEASURING OF THE NEGATIVE PRESSURE 150 ADJUSTMENT OF THE NEGATIVE PRESSURE 150 GUTTER SOLENOID VALVE RINSING ...

Страница 9: ... ALGORITHM TABLE 170 ALGOS CURVPRINT 171 CURVPRINT SPEEDS TABLE 171 PRINTING PRESSURE SPEED 172 CONTROLLING THE QUALITY OF INK 172 INK UNDER PRESSURE 172 ATMOSPHERIC PRESSURE ABSOLUTE PRESSURE RELATIVE PRESSURE 173 ATMOSPHERIC PRESSURE 173 ABSOLUTE PRESSURE 173 RELATIVE PRESSURE 173 PRESSURE IN A LIQUID 174 RELATIONSHIP BETWEEN EJECTION SPEED AND PRESSURE 175 PHYSICAL LAW 175 CALCULATING THE EJECT...

Страница 10: ...Contents A36163 B 10 182 ...

Страница 11: ...A36163 B 11 182 Safety ...

Страница 12: ...Safety A36163 B 12 182 Notes ...

Страница 13: ...Safety A36163 B 13 182 Notes ...

Страница 14: ...d in accordance with the specifications in the operator s manual Changes to non Markem Imaje machines must be performed by customers Health and Hygiene The safety data sheet SDS on the following pages is provided as an example only Always read the SDS for consumables used by a customer carefully Ink resistant gloves and safety glasses must be worn during filling and cleaning operations Technicians...

Страница 15: ... to the letter Have a foam CO2 or powder fire extinguisher placed in the immediate vicinity of the printer distance of 10 meters maximum Do not use spark producing equipment drills grinders welders etc within a 5 meter radius around the printer Do not place electrical equipment bulbs etc within a 1 meter radius around the print head particularly when performing maintenance and cleaning ...

Страница 16: ... in an electrostatic environment System The printer must be connected to a single phase grounded outlet with the cord provided with it The standard wall outlet must be above the printer in an easy to access location Handling If the printer contains consumables move it vertically Do not tip it over Drain the printer completely before moving it in a position other than vertical Servicing troubleshoo...

Страница 17: ...sing another type of ink additive or cleaning product will severely damage the printer Markem Imaje equipment is guaranteed only if used with Markem Imaje consumables Use of consumables Refer to the safety data sheets SDS for the ink before using a consumable Consumables must be used before the expiration date on the label Beyond this date they are no longer 100 compliant with the original specifi...

Страница 18: ...oves CE marked 20 Palm widths 7 7 5 cm A10936 Latex gloves CE marked 20 Palm widths 8 8 5 cm A38559 Latex gloves Size XL A12762 Markem Imaje smock Size 2 medium A12763 Markem Imaje smock Size 3 large A12765 Markem Imaje smock Size 4 X large A16820 Markem Imaje smock Size 5 XX large A18588 Respirator A16089 Polypox liquid soap A16091 Blick 1000 barrier cream A16092 Actilis topical cream A20853 Pers...

Страница 19: ...e located in a traffic area The entire system must be easy to access The print head must be at least 1 meter away from all electrical devices flames etc The following safety equipment must be installed near the printer Eyewash Safety glasses Appropriate gloves Protective mask Make sure the head conduit and printer do not vibrate The conduit should be free of wear caused by rubbing Check the antist...

Страница 20: ...p all cloths and clean all traces of ink on the console Dispose of waste in the appropriate receptacles check with customer With the customer go over any problems that may arise on account of the system s current configuration Training Servicing Changes Installation Maintenance tray accessibility and stability Accessories Etc Make sure the doors on the printer close correctly Follow up maintenance...

Страница 21: ...Safety A36163 B 21 182 Reminder of the main safety pictograms XI IRRITANT XN HARMFUL FLAMMABLE F F F EXPLOSIVE CORROSIVE OXIDIZER TOXIC DANGEROUS FOR THE ENVIRONMENT ...

Страница 22: ...Safety A36163 B 22 182 Notes ...

Страница 23: ...A36163 B 23 182 Printer Description ...

Страница 24: ...Printer description A36163 B 24 182 Notes ...

Страница 25: ...Flash for back up Logo creation Up to 4 lines Up to 100 messages Large choice of barcodes including Datamatrix 9030 is available in several configurations mono head single or twin jet G or M type IP54 or IP65 9030 strong points Ergonomic interface operator Ergonomic and easy management of the consumable cartridges PCMCIA Compact Flash for back up Logo creation Up to 8 lines with twin jet configura...

Страница 26: ...e opened The cabinet is manufactured out of stainless steel 304L quality 9020 meets the IP54 standards 9030 meets the IP54 standards 9030 meets the IP65 standards when the IP65 option is incorporated it requires a connection to plant air Two doors one on each side of the control panel allow access to the following areas On the right side facing the printer access to the hydraulic compartment consu...

Страница 27: ...cription A36163 B 27 182 The cabinet is very compact the dimensions are Height 400 mm Width 367 mm Depth 239 mm Volume 35 dm3 35 litres Weight is less than 20 kg depending on options installed and cartridge status ...

Страница 28: ...The electrical connections power supply industrial inputs outputs V24 pneumatic connections air pressurisation vapours extraction and umbilical are located at the bottom of the cabinet Important The printer must run with the doors closed ...

Страница 29: ...h Czech Chinese Italian Norwegian Polish Korean Spanish Finnish Croatian Thai Portuguese German Slovenian Taiwanese Greek Dutch Russian Vietnamese Hebrew Arabic Bulgarian Indonesian Turkish Iranian Brazilian Keyboard There are 4 keyboards available to facilitate the edition of message with non latin alphabets Latin Cyrillic Arabic Hebrew A Chinese keyboard is not available Chinese characters are i...

Страница 30: ...ented by a Chinese character Examples beng chan li zao etc This acquisition is incremental Examples B results in 20 ideographs beginning with the sound b BE gives10 ideographs beginning with the sound be BEN gives 5 ideographs beginning with the sound ben There are some 410 morphemes by which one can enter the PinYin engine this corresponds with about 6700 different Chinese characters ...

Страница 31: ...protection kit is available as an accessory for 9020 Characteristics 1 to 2 jets per head unique on the market Regulation of the jet speed One piece moulded head Unalterable head electrode alignment Head pressurization the printer must be connected to the plant air option Compound filled 3 meter umbilical Bent umbilical available in some configurations refer to chapter 3 for more details Maximum u...

Страница 32: ...e is rinsed as well Important The head level must be set correctly in the Preparation menu The nozzle cleaning sequence is optimised according to the head level parameter Umbilical configuration The only umbilical length available is 3 metres On the head end the bent umbilical is available in several configurations Normal configuration Option A35440 Option A35441 Option A35439 Option A35437 Option...

Страница 33: ...Printer description A36163 B 33 182 On the cabinet side the umbilical is available in 2 configurations Normal configuration Angled umbilical output configuration Option A35442 Head dimension ...

Страница 34: ...oard The EHT block located just at the top of the air pressurisation kit The industrial interface board located under the EHT block The PCMCIA slot is accessible from the right side of printer Hydraulic compartment The location of the PCMCIA slot in the hydraulic compartment allows an operator without any electrical experience or qualifications to use the PCMCIA or Compact Flash card EHT Block Pow...

Страница 35: ...Ink circuit Printing module Keyboard Power supply board This board supplies all voltages 24v 15v 15v 5v 3 3v to all others elements Industrial interface connection board The Industrial interface connection board allows the connection of external devices 2 types of boards are available Industrial interface connection board Ethernet Industrial interface connection board Industrial interface connecti...

Страница 36: ...hydraulic compartment is on the right side of the printer When the operator opens the door on the right he only has access to the consumable cartridges and the PCMCIA slot Make up cartridge Ink cartridge PCMCIA Compact Flash card Cartridge holders Ink Circuit IC60 ...

Страница 37: ...device to the printer For the basic and more common signals photo cell tacho alarm 3 IP65 external connectors are available to easy installation The Markem Imaje photocells tachometers and illuminated alarms are supplied with IP65 connectors For other signals the connections are made on the industrial interface connection board through connector blocks External connectors Tacho connector Photo cel...

Страница 38: ...rial interface connection board allows the connection of external device 2 types of boards are available Industrial interface connection board Ethernet Industrial interface connection board Industrial interface connection board Ethernet connections Industrial interface connection board ...

Страница 39: ...nal connector ALCONS T connector or Interface board ALCONS C Fault relay output ALDEF R Standard external Standard external connector ALDEF T connector or Interface board ALDEF C Object detection cell input 2 TOP2 Not Available Standard Interface board TOP2 Reset counter input 1 RAZCPT1 Not Available Standard Interface board RAZCPT1 Increment counter input 1 INCCPT1 Not Available Standard Interfac...

Страница 40: ...INCMES COMPARA INVMES GND INVMES ETATIMP SENSBIB ETATIMP SENSBIB SYNCMESS TACHY SYNCMESS TACHY 24VP GND GND 24VP TOP1 A M TOP1 A M TOP2 IN1 TOP2 IN1 RAZCPT1 TXDI RAZCPT1 RXDI RAZCPT2 TXDI RAZCPT2 RXD I INCCPT1 TXD I INCCPT1 RXD I INCCPT2 GND INCCPT2 ALCONS R INHTOP ALCONS C INHTOP ALCONS T 24VP GND Not used J2 J5 J1 J3 J4 ...

Страница 41: ...8 kg Stainless steel 304L Operating limits Operating temperature 0 C à 40 C Use of certain ink can limit the temperature range see ink technical data sheet Humidity 10 à 90 without condensation Altitude 2000 m maximum Installation details Working position of the printer Vertical for the printer cabinet Any position for print head Programmable between 1 5 m 2 m 60 78 75 inches Maximum height offset...

Страница 42: ...950 UL 60950 EN60950 CEI 60204 1 EN60204 1 Accreditations third party bodies UL label according to UL 60950 CSA label according to CSA C 22 2 950 GS label according to EN 60204 1 and ZH 1 10 EX RL 03 85 Protection EN60529 Mechanical parts Vibrations NF EN 22247 NF EN 60068 2 29 Impacts bare product falls impacts NF EN22248 NFH00 60 NFH00 41 47 58 59 EN 61000 6 4 Electromagnetic compatibility Emiss...

Страница 43: ...tration 90 particle 0 1μm Required air input flow rate 800 Nl hour 0 47 scfm for a IP54 version equipped with air pressurisation at 7 bar 101 PSI 1600 Nl hour 0 94 scfm for a 9030 IP65 printer at 7 bar 101 PSI Nominal air supply pressure 5 P 10 bar 72 5 P 145 PSI Service temperature 0 T 60 C 32 T 140 F No adjustment of the air input pressure is necessary Little maintenance one filter change every ...

Страница 44: ...Printer description A36163 B 44 182 Notes ...

Страница 45: ...A36163 B 45 182 Installation ...

Страница 46: ...Installation A36163 B 46 182 Notes ...

Страница 47: ...lems Remarks Canon problem Jet not centered in the gutter Unstabled jet Canon blocked Exchange necessary ELV valve problem ELV valve blocked Exchange necessary Pressure or vacuum problem Blockage Leakage Ink module or pump exchange Motor speed or autocalibration problem Electronic or electric problem Electronic part exchange Break off point setting problem Poor printing quality EHT Defaults open c...

Страница 48: ... must be installed on the printer Diagram Principle The two cells are spaced apart at a distance of d with Pulse 2 first and Pulse 1 last This distance must be set in the printer to the nearest millimeter ATTENTION The minimum programmable distance between cells is 10 mm The printer measures the time the object takes to travel distance d between Pulse 2 and Pulse 1 The speed of movement of the obj...

Страница 49: ... appear while the message is being printed are not taken into consideration The following rule must always be used when installing the system D minimum space between objects d distance between cells Margin Time between Pulse 1 and the start of marking The mechanical offset of the cell with the print head is not to be taken into account TIP Position the print head mechanically in order to program t...

Страница 50: ...et the head height difference in 50 cm stages Menu Printer Preparation Initialization Printer Difference This is the difference between the level of the head in the working position and the ink module In practice the difference in level between the head and the bottom of the console can be measured Enter a negative value if the head is lower than the console WARNING To avoid affecting the concentr...

Страница 51: ...ion Daily start up Press the On Off button press twice if screen is off Press ENTER to confirm The ink circuit and the jet start up automatically The printer is ready to print when the green Head Status LED is lit steady Starting time approx 1 min ...

Страница 52: ...re than three weeks If the printer is to be shut off for a period of more than three weeks it must be drained and rinsed see Draining and Rinsing section Once drained and rinsed the printer can be stored away for up to two months If the printer is to be stored away for longer than two months drain and rinse it once every two months COMMENT Remove the cartridges and place the caps back on the tip h...

Страница 53: ...is stopped to prevent any ink being drawn into the recovery gutter Place the head vertically on its maintenance stand with the conduit up Clean the head modulation chamber charge electrode deflection electrodes and gutter with the cleaning flask of additive or cleaning solution If the head cover is dirty inside or outside hold it above the maintenance tray and clean it with the cleaning flask of a...

Страница 54: ...Closed Open Closed Closed Closed A cycle is made up of three phases each lasting approx one third of a second These phases follow each other automatically and the cycles repeat themselves as long as the Unblock Nozzle cycle is on Diagram of pressure levels in the resonator block Procedure Select Unblock Nozzle Stop the jet as soon as it appears Activate Check Jet Stability for approx 30 seconds CO...

Страница 55: ...d does not have a time limit The pressure in the modulation chamber is negative the entire time the function is on Procedure Activate Intro Cleaning Solution Using the cleaning flask spray cleaning solution on the nozzle for 5 seconds Stop spraying for 5 seconds Repeat both steps three times Turn off the jet Activate Check Jet Stability for approx 30 seconds NOTE The suction can be checked in the ...

Страница 56: ...d Open This two phase function does not have a time limit The resonator block is always supplied with ink The opening and closing of the drain solenoid valve makes the pressure in the resonator block change abruptly helping to expel the air bubbles and stabilize the position of the jet in the gutter Procedure Activate Check Jet Stability for 30 seconds Turn off the jet Clean dry the head and the h...

Страница 57: ...tability and Head Cleaning may be need to be performed to correct it If the problem persists despite repeating the sequence three times in a row turn off the printer before removing or changing its parts Doing so will ready the printer for disassembly resonator block rinsed tanks not under pressure etc REMINDER The accumulator remains inflated at its operating pressure 2 5 to 3 bar after the jet i...

Страница 58: ...Installation A36163 B 58 182 Notes ...

Страница 59: ...A36163 B 59 182 After sales service policy ...

Страница 60: ...After sales service policy A36163 B 60 182 Notes ...

Страница 61: ...li _____________ IMP Appli _____________ Boot _____________ Boot _____________ Printer cabinet Securely mounted No leakage No mechanical damage No door sealing damage Comments ____________________________________________________________________ Print module securely mounted No leakage No mechanical damage Comments ____________________________________________________________________ 3 Installation ...

Страница 62: ...________________ Jet centered and stable ____________________________________ No gutter overflow ____________________________________ Break off point setting ____________________________________ Jet speed differential jet1 to jet 2 1m s ____________________________________ Pref ______b Pacc ______b T ______ C Ptamp ______b MANUAL PRINT TEST SAMPLE or comments in case the printer does not function ...

Страница 63: ...on the quality of the air and can be adjusted accordingly Quantity 1 Part replaced Air filters Part Location Part number A36022 includes to filters Location left side of the printer cabinet and under the cabinet Replacement 1 year or 8 000 Hrs total hours counter depends on the quality of the air and can be adjusted accordingly Quantity 1 Part replaced not applicable in case of IP65 printer ...

Страница 64: ...__ Software update performed ____________________________________ Software versions after update CPU Appli ___________ IMP Appli ___________ Boot ___________ Boot ___________ 9 Operational test after parts replacement and update OK Not OK Comments Printer start up ____________________________________ No ink leakage ____________________________________ Ink type setting _____________________________...

Страница 65: ...the operator ____________________________________ interface The user needs training ____________________________________ 11 Maintenance report Yes No Comments Maintenance complete ____________________________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ Action to be taken by Markem Imaje ...

Страница 66: ...General information Printer information before maintenance Installation Operational check before maintenance Parts replaced Printer rinsing Parts replaced other than those included in the maintenance agreement Software update Operational test after parts replacement and update User Maintenance report Total 5 5 5 20 45 5 20 10 5 120 To be filled in before service Air filter replacement Every two ye...

Страница 67: ...___________ IMP Appli _____________ Boot _____________ Boot _____________ Printer cabinet Securely mounted No leakage No mechanical damage No door sealing damage Comments ____________________________________________________________________ Print module securely mounted No leakage No mechanical damage Comments ____________________________________________________________________ 3 Installation Check...

Страница 68: ...________________ Jet centered and stable ____________________________________ No gutter overflow ____________________________________ Break off point setting ____________________________________ Jet speed differential jet1 to jet 2 1m s ____________________________________ Pref ______b Pacc ______b T ______ C Ptamp ______b MANUAL PRINT TEST SAMPLE or comments in case the printer does not function ...

Страница 69: ...on the quality of the air and can be adjusted accordingly Quantity 1 Part replaced Air filters Part Location Part number A36022 includes to filters Location left side of the printer cabinet and under the cabinet Replacement 1 year or 8 000 Hrs total hours counter depends on the quality of the air and can be adjusted accordingly Quantity 1 Part replaced not applicable in case of IP65 printer ...

Страница 70: ..._______________ 7 Parts replaced other than those included in the maintenance agreement Yes No Parts replacement Part number Description Comments __________ _______________________________________ ____________________________________ __________ _______________________________________ ____________________________________ __________ _______________________________________ ___________________________...

Страница 71: ...________________ Once the printer is ready to print OK Not OK Comments Jet centered and stable ____________________________________ No gutter overflow ____________________________________ Break off point setting ____________________________________ Jet speed differential jet1 to jet 2 1m s ____________________________________ Pref ______b Pacc ______b T ______ C Ptamp ______ b MANUAL PRINT TEST SA...

Страница 72: ...____________________ ____________________________________ ____________________________________ ____________________________________ ____________________________________ Action to be taken by Markem Imaje by ___ ___ ___ Service engineer Name Signature Action to be taken by customer by ___ ___ ___ Customer Name Signature ...

Страница 73: ...ntenance Installation Operational check before maintenance Parts replaced Printer rinsing Parts replaced other than those included in the maintenance agreement Software update Operational test after parts replacement and update User Maintenance report Total 5 5 5 20 45 30 45 5 20 10 5 150 To be filled in before service Air filter replacement Rinsing Ink circuit replacement Only if the ink circuit ...

Страница 74: ...After Sales Service Policy A36163 B 74 182 Notes ...

Страница 75: ...A36163 B 75 182 Maintenance ...

Страница 76: ...Maintenance A36163 B 76 182 Notes ...

Страница 77: ...le IP65 10 min Number of hours when the printer is connected to the compressed air 8000 hours or every year Change the air intake filters console IP54 10 min Number of hours when the printer is connected to the power supply 8000 hours or every 5 years Change the Ink Circuit IC60 30 min Number of hours when the printer is ON Before a shut down lasting for more than 21 days and Before changing of th...

Страница 78: ...or calibrated passages can become partially clogged with ink particles or dust entering the ink circuit Air filters can become fouled by dusty humid air contaminated with oil vapors Ink filters can become clogged by dust drawn in by the recovery gutter Ink The ink used is a quick drying active chemical that can degrade when exposed to contaminants in the air and surrounding environment Ink machine...

Страница 79: ...arts Solenoid valves Seals Pumps Micro conduit Restrictors Nozzle Filters Main filter Grids Ink printer Ink preparation Pressure Ink compressed Ink forced through calibrated passages Negative pressure Ink expands Intake of dust Ink Active chemical Limited life Fast drying Sensitive to temperature variations ...

Страница 80: ...Maintenance A36163 B 80 182 Notes ...

Страница 81: ...A36163 B 81 182 Troubleshooting ...

Страница 82: ...Troubleshooting A36163 B 82 182 Notes ...

Страница 83: ...eviations table used in this chapter Abbreviation Signification Accu Accumulator Algo Algorithm IC Ink Circuit CPU Central Process Unit CRC Cyclic Redundancy Control PM Print Module Piezo Piezoelectrique Resonator ASS After Sales Services ...

Страница 84: ...order and type of alarm or fault A alarm printing may continue D fault printing disabled The third column lists checks causes remedies and solutions by order of probability There is usually only one cause of a fault Maintenance procedures for solving several faults are described in detail on the pages following the table These procedures are Solenoid valve test Releasing solenoid valve 0 Partial d...

Страница 85: ...tall properly Consequences Unreliable printer operation The printer may crash 1 PCMCIA Compact Flash card reader defective Reinstall the software 2 PCMCIA Compact Flash card Insert another card 3 Upgrade file Check the files on the card Load another file 8 D CRC Flash memory error Algorithm The CRC calculated when the printer is switched on is different from the CRC stored Consequences The algorit...

Страница 86: ...tents of PCMCIA Compact Flash card are incorrectly written to the printer Consequences Inconsistent data Reload the HEM files on the PCMCIA Compact Flash card into the printer Check the data in the View Algos menu Check the HEM file loaded 18 D Font used in message not available The message selected or sent over the serial link contains a font number not available in the printer Consequences The m...

Страница 87: ...nnot print Replace the CPU 26 D CRC message library incorrect The CRC calculated when the printer is switched on is different than the CRC stored Consequences The messages in the library are lost 1 Reprogram the messages 2 Check the position of the battery jumper on the CPU 3 Check the voltage of the CPU battery 4 Replace the CPU 27 A Timeout speed measurement 20sec If the object traveling speed i...

Страница 88: ...t The HIJRI timestamp values are incongruous Consequences The printer cannot print the timestamp Reprogram with consistent values 33 A Incompatible software versions The versions of the ink and printing software are incompatible after the printer is switched on for the first time Consequences Unreliable printer operation 1 Check the versions of the software 2 Install the correct versions 34 D Inco...

Страница 89: ...Excessively wide marking but printing remains possible Change the tachometer division or select algorithms best suited to the application The alarm may be disabled if the speed is rarely exceeded and the print quality remains acceptable 45 A Message contains an option that is not valid The message selected contains an option not supported by the printer or the option requested via the V24 RS 232 i...

Страница 90: ...n the needle with clean make up or replace the tip holder 4 CPU 51 A LOW MAKE UP Prepare new cartridge The level of make up in the cartridge is calculated by the software using the negative pressure value and the number of times the cartridge has been pumped Warning The indication given by pictogram F7 may be distorted if the cartridge has not been correctly replaced full cartridge cartridge with ...

Страница 91: ...h during draining or rinsing The cartridge is indicated as being full Consequences Draining stops 1 Cartridge Full or filled with air Hollow needle blocked by unperforated cartridge 2 Ink solenoid valve 0 locked closed Test Replace the IC60 3 Clogged or bent hollow needle Remove the tip holder and clean or replace it 4 CPU board connector 5 CPU 60 A U0 Ink Valve malfunction The pressure measured i...

Страница 92: ...n Depending on the results the software knows that the malfunction is on U2 Consequences The IC60 stops and printing is disabled Test solenoid valve 2 If OK pressure sensor or blocked tube replace IC60 If not OK IC60 or CPU or IC60 CPU connections 63 D U3 Accumulator valve malfunction Incorrect pressure levels measured when ink flows from buffer tank to accumulator at start up or during operation ...

Страница 93: ...self If PRef PAcc There is too little make up in the ink Check the make up cartridge Let the printer adjust the concentration itself 3 Auto calibration 71 D Ambient pressure measurement failed The atmospheric pressure is measured via solenoid valve 4 and the condenser each time the printer is started If after 3 attempts the value measured is not 0 bar 300 mb the pressure sensor is defective Conseq...

Страница 94: ...ter remains ready If the air pocket is too small the pressure fluctuates and the print quality varies and drops 1 Test solenoid valves 3 and 4 2 Condenser vent 3 Make sure the motor is running 4 Make sure there is no ink in the air pump Kapsto 6 75 A Air pocket management incorrect The difference in pressure in the accumulator is too high or too low during operation Consequences The print quality ...

Страница 95: ...s disabled Partially drain the ink in the printer and measure the amount collected Reminder This will drain the buffer tank 1 If ink collected 200 cc The overflow is caused by a crack in the ink pump diaphragm Ink has flowed to the condenser via the air pump ink overflow Replace the IC60 2 If ink collected 200 cc The overflow is caused by too much make up in the ink Restart the printer Check the a...

Страница 96: ...t 1 Cover magnet 2 Print Module Connections cut wire in umbilical 3 CPU 85 D Recovery not detected Jet out of gutter The recovery detector did not detect the jet in the gutter or the detection was too weak during jet start up or during operation Consequences The jet stops 1 Jet Presence Pressure pressure SV A head SV modulation assembly or jet obstructed Stability cleanliness of modulation assembl...

Страница 97: ...ean the modulation assembly Jet tip SV intro Stab check 2 Ink quality Dust moisture use by date rinse refill with new ink 3 Electronics Break off point piezo piezo board Print Module CPU Charge signal Print Module CPU Detection signal ADP board Print Module CPU bonding between cover and CPU 90 A Head temperature out of range The temperature measured inside the head is outside the limits of 0 45 C ...

Страница 98: ...eck Cause Remedy Solution 92 D Pressure servo control If the air pocket is too small during operation the pressure inside is disrupted when ink is added making jet speed control impossible Consequences The IC60 stops Printing is disabled 1 Test solenoid valves 3 and 4 2 IC60 ...

Страница 99: ...es WARNING Ink or make up may splash out during the procedure Take precautions and wear gloves and safety glasses All the ink circuit IC60 and head solenoid valves are accessible via this function and can be individually operated WARNING Some combinations are prohibited Example U3 and U1 open at the same time COMMENT On an ink circuit IC60 using one way valves solenoid valves 5 and 6 are replaced ...

Страница 100: ...alve U0 Open the right side door Remove the ink and make up cartridges Remove the cartridge support plate Remove the ink tip holder and check the needle for any blockages Clean if necessary with make up Protect the inside of the console under the IC60 with absorbent paper or a cloth Using the cleaning flask insert make up into the solenoid valve conduit while actuating it press and hold test solen...

Страница 101: ... necessary Follow the instructions that appear on the screen WARNING Follow the instructions carefully to avoid spilling any fluid Wear gloves and safety glasses Rinsing the ink circuit IC60 Rinse the ink circuit IC60 in the following cases before a protracted period of non use to correct certain faults before replacing the IC60 where possible This procedure drains the printer completely then rins...

Страница 102: ... auto calibration After checking the installation parameters head height difference calibrate using ink with the appropriate concentration When the jet reaches its rated speed the auto calibration validation positions the curve Pressure f Temperature Procedure Printer empty and stopped Connect a new ink cartridge at the same temperature as the printer Remove the make up cartridge Start the printer...

Страница 103: ... it if necessary COMMENT In adjustment mode the pressure in the accumulator is at the theoretical value along the reference curve if the ink P f T Start the jet as if you were going to print Close the head cover The jet must be ready to print green Jet status LED lit steady COMMENT Acknowledge all faults and alarms before confirming auto calibration When the jet speed is at its nominal value confi...

Страница 104: ...e plate without hole No SPS ENM28309 Piezo board twin jet See corresponding SPS ENM36675 CPU board 9020 RoHS ENR36675 CPU board 9020 RoHS ENR34024 CPU board 9020 Non RoHS See corresponding SPS ENM36676 CPU board 9030 RoHS ENR36676 CPU board 9030 RoHS ENM27781 CPU board 9030 Non RoHS See corresponding SPS Screen See corresponding SPS ENM34702 Bracket plate conduit IP54 No SPS ENM34703 Bracket plate...

Страница 105: ...n assembly 2 available types G or M See ref in the spare parts catalog See SPS for replacing Recovery unit 2 available types mono or twin jet See ref in the spare parts catalog See SPS for replacing Print module Several available types See ref in the spare parts catalog See SPS for replacing Ink Circuit IC60 Several available types See ref in the spare parts catalog See SPS for replacing Plate Umb...

Страница 106: ...enance it is not always possible to follow the recommended procedures in full e g it might not be possible to drain the ink circuit IC60 if a solenoid valve is stuck In such cases we recommend taking all possible precautions to avoid spilling or splashing ink or make up Whenever parts with gaskets are disassembled new gaskets must always be fitted even if the parts are not replaced ...

Страница 107: ...ve cover Disconnect the resonator wires Unscrew the two screws holding the modulation assembly and remove it Take care with the seals two O rings Reassembly Clean the seal mating surface with make up remove the old O rings and fit two new O rings in their locations on the head Place the new modulation assembly in position then tighten the two mounting screws Reconnect the resonator wires and reins...

Страница 108: ...resonator wire protective cover Disconnect the resonator wires Unscrew and gently remove the resonator clamping sleeve Pull the resonator out of its housing Take care with the seal one O ring Reassembly Clean the inside of the modulation chamber with make up Remove the old O ring Fit the new O ring on the resonator before reassembling it Tighten the clamping sleeve Reconnect the resonator wires an...

Страница 109: ...e 4 solenoid valve block and remove the block Take care with seals one rectangular 3 hole gasket one square 4 hole gasket Reassembly Use solvent to clean the mating surface on the 4 solenoid valve block and the contact board Replace the seals 2 flat gaskets then replace the solenoid valve block Testing Restart the printer before closing the rear cover Check that there are no leaks CAUTION The sole...

Страница 110: ...assembly and remove it Pay attention to the seals O rings around pins Clean the mating surface between the head and the recovery unit using make up Reassembly Replace the O ring on the recovery solenoid valve tip Fit new O rings around the pins 2 seals for a single jet head 3 seals for a twin jet and fit the new recovery assembly taking care not to damage the fragile recovery pins Tighten the four...

Страница 111: ...the same side as the gutter to be replaced by half a turn Use the gutter adjustment tool to extract the gutter to be replaced Use make up to clean the port on the recovery unit Reassembly Insert the new gutter in the orifice on the recovery assembly unit and push it fully in Testing and adjustment Set the jet to adjustment mode Use the adjustment tool to adjust the gutter jet in center of gutter T...

Страница 112: ...alve Disconnect the solenoid valve rinsing hose To avoid damaging the recovery assembly loosen the four screws in the corners of the assembly by one full turn do not loosen the central screw detach the recovery assembly a notch on the side allows to detach it with the screwdriver remove the four screws and gently remove the recovery assembly by pulling it free in line with the head axis Pay attent...

Страница 113: ...oriented correctly then retighten the nut Connect the rinsing hose Screw the two ground lugs back on Use solvent to clean the mating surface on the recovery assembly then replace the seals O rings around pins and replace it Use solvent to clean the mating surface on the 4 solenoid valve block then replace the seals two gaskets and replace it Testing Restart the head before closing the rear cover C...

Страница 114: ...crew remove the bottom screw from the cartridge support plate and remove this plate Uncouple the multi way hydraulic connector and fit the stopper on the umbilic side CAUTION Residual ink may pour out take appropriate precautions Open the door on the left Disconnect the head connector from the CPU board the EHT connectors and unscrew the umbilic ground wire lug Underneath the printer dismount the ...

Страница 115: ...ate then reassemble and connect the umbilic electrical and hydraulic connectors and ground wire Position the stainless steel plate CAUTION the hoses must not obstruct the fan Reassemble the cartridge support plate Testing Restart the printer Autocalibration is required see procedure ...

Страница 116: ... right door and remove the ink and make up cartridges Remove the cartridge support plate Position the print head lower than the ink circuit IC60 Remove the hydraulic connector from the console without uncoupling it and place it above a retention tray Uncouple the hydraulic connector Place a stopper in the umbilic side of the half connector CAUTION If the drain rinse function has not been performed...

Страница 117: ...he accumulator is released close U11 then disconnect the printer from the electrical supply Open the left side door Disconnect the motor control connector from the CPU board and move the wires clear Loosen but do not remove the two screws holding the ink circuit IC60 Via the hydraulic compartment lift the ink circuit IC60 to release the two screws and the two bottom mounts Remove the ink circuit I...

Страница 118: ...ng slots and the two bottom mounts in their brackets Tighten the two mounting screws Clean the mating surface on the multi way hydraulic connector remove the old O rings and fit five new O rings Tighten the three screws Place the connector in the console CAUTION the hoses must not obstruct the fan Pass the motor control wires back through the grommet and reconnect the connector to the CPU board Re...

Страница 119: ...ctor Open the right door and remove the ink and make up cartridges Unscrew the two cartridge guide rods Unscrew the top screw remove the bottom screw from the cartridge support plate and remove the plate Unscrew the two screws from the EHT block and remove it Reassembly Position the two screws on the new EHT block Bring up the EHT block and tighten the screws Reassemble the cartridge support plate...

Страница 120: ...sconnect all the wires connected to the industrial interface board terminal blocks cell tachometer etc CAUTION Identify the wires before removing them Remove the 2 attachment screws and disconnect the industrial interface board from the CPU board Reassembly Fit the new industrial interface board on the connector on the CPU board and reassemble the two mounting screws Reconnect all the wires to the...

Страница 121: ...e industrial interface board from the CPU board without removing the wires connected to it Disconnect all the connectors from the CPU board Head Ink circuit IC60 Tacho cell alarms EHT controls Power supply Fan Motor Keyboard ribbon Remove the four screws from the CPU board Open the right door Loosen the three CPU retaining screws Remove the CPU board by releasing the screws on the right side and s...

Страница 122: ...he three screws on the right side then insert the four attachment screws on the left side and tighten them moderately Adjust the position of the PCMCIA compact Flash card reader Tighten the three screws on the right side Close the right side door Reconnect all the connectors Reconnect the industrial interface board and put the screws back in Tighten moderately Close the left side door Plug the pri...

Страница 123: ... board see the Replacing the CPU board sheet There is no need to store the messages Remove the four attachment screws Disconnect the display Reassembly Connect the new display Replace the four screws Tighten moderately Replace the CPU board see the Replacing the CPU board sheet There is no need to reload the messages Adjust the display contrast ALT or keys ...

Страница 124: ... Open the left side door From the outside of the printer unscrew the three screws that hold the power supply board to the radiator Withdraw the board Disconnect the two connectors from the board Reassembly Place the new power supply board in the vicinity Connect the two connectors Position the board on the radiator and replace the three attachment screws Tighten moderately ...

Страница 125: ...w it from its housing Disconnect the multi pin connector Unsolder the three mounting points from the shielding cover Unsolder the electrical wires from the board Reassembly CAUTION Before reassembly check that all items are clean and wipe off any traces of ink or make up Solder the wires to the new board Relocate the shielding cover and solder the three mounting pins Plug the connector back in Pos...

Страница 126: ...he rear head cover Disassemble the 4 solenoid valve block Take care with seals one rectangular 3 hole gasket one square 4 hole gasket Unscrew the two screws from the ADP board and withdraw it from its housing without disconnecting it Unscrew the two screws from the contacts board of the 4 solenoid valve block and withdraw it without disconnecting it Unscrew the two screws from the 4 solenoid valve...

Страница 127: ... notch on the right side remove the four screws and gently remove the recovery assembly by pulling it free in line with the head axis CAUTION O rings are located around the pins CAUTION The recovery detection pins and contacts are very fragile Unscrew the nut 7 mm across flats from the recovery solenoid valve and withdraw it from its housing without unsoldering the electrical wires and without dis...

Страница 128: ...d valve and the recovery assembly then put them back in place Replace the seals and put the solenoid valve block bracket back in place Put the contacts board back on the solenoid valve block Put the ADP board back in place Replace the seals and put the solenoid valve block back in place Testing Start the printer before closing the rear head cover Check that there are no leaks Start the jet and per...

Страница 129: ...ressurization assembly Push the filter housing down slightly and turn it counterclockwise by one eighth of a turn as far as it will go and pull out Unscrew the filter cartridge and the grid Use a small flat screwdriver to pries the O ring out of its groove Reassembly Clean the grid and the inside of the tank with cleaning solution Install the new O ring Install the new cartridge and grid tighten m...

Страница 130: ...unt the CPU board in order do not destroy the screen with the cleaning liquid Clean the console surface with make up alcohol or acetone to eliminate traces of adhesive Reassembly Remove the protective film from under the new keyboard in the central zone in order to reveal the screen and ribbon cable cut out Pass the ribbon cable through the slit in the console and center the keyboard Remove the pr...

Страница 131: ...ic LED through the eyepiece see Figure 1 Start by turning the potentiometer to the left until it stops The jet is no more modulated Note each jet on a multi jet head has its own potentiometer right jet right potentiometer etc Slowly turn to the right until the jet break off point is in the center of the charge electrode The adjustment is correct when 3 complete drops are present at the base of the...

Страница 132: ...nt should appear Look only at the shape of the drops just under the break off point Adjust the potentiometer with care to avoid damaging it Checks and tests Close the head cover Clear any faults with key Perform some printing tests and readjust if necessary Wrong To avoid Right Figure 2 ...

Страница 133: ... Maint Jet maintenance Adjust jet function Remove the head cover Adjustment Loosen the gutter grub screw on the side under the head one on either side on twin jet heads Hold the gutter with the gutter adjustment tool Adjust the position of the gutter by moving it back and forth or right and left until the jet centered in the gutter Retighten the screw moderately Clean the head Exit the Adjust jet ...

Страница 134: ...Troubleshooting A36163 B 134 182 Notes ...

Страница 135: ...A36163 B 135 182 Hydraulics ...

Страница 136: ...Hydraulics A36163 B 136 182 Notes ...

Страница 137: ... be installed in a IP54 console figure 1 or in a IP65 console figure 2 Make Up Ink RE 6 TA 2 E D CO 4 PR 11 Ink pump Air pump Motor Buffer 460cm3 Accumulator 310cm3 Condensor 180cm3 Air input for head pressurization option Fan of the IP54 console AC 3 EN 0 Exhaust of the condensor AS 5 SO 1 ELV 10 Head pressu kit Purge of the pressu kit A B C Head pressurisation Figure 1 ...

Страница 138: ...figure 1 or in a IP65 console figure 2 Encre Make Up ink TA 2 E D CO 4 PR 11 Ink pump Air pump Motor Buffer 460cm3 Accumulator 310cm3 Condensor 180cm3 Air input for ventilation of the IP65 console and the head pressurization mandatory Output of the ventilation of the IP65 console AC 3 EN 0 Exit of the condensor SO 1 ELV 10 Head pressu kit Purge of the pressu kit A B C Head pressurisation AS 5 RE 6...

Страница 139: ...m of the hydraulic circuit Normal operation Make Up RE 6 TA 2 E D CO 4 PR 11 Pompe encre Pompe air Motor Buffer 460cm3 Accumulator 310cm3 Condensor 180cm3 AC 3 EN 0 Exit of the condensor AS 5 SO 1 ELV 10 Head pressu kit option A C B Ink ...

Страница 140: ...of the hydraulic circuit Jet stopped with make up Make Up RE 6 TA 2 E D CO 4 PR 11 Ink pump Air pump Motor Buffer 460cm3 Accumulator 310cm3 Condensor 180cm3 AC 3 EN 0 Exit of the condensor AS 5 SO 1 ELV 10 Head pressu kit option A B C Ink ...

Страница 141: ...and handles all transfers of fluid between the various tanks As the two pumps use a single motor piston if only one value of the positive or negative pressure must be changed the software manages the opening and closing of the solenoid valves in order to correct one value without changing the other EXAMPLE If the negative pressure needs to be increased but the pressure value is correct during the ...

Страница 142: ...mbly solenoid valve C rinse solenoid valve used to rinse the modulation assembly with make up solenoid valve D gutter rinsing solenoid valve used to allow make up through the suction pipe and gutter solenoid valve solenoid valve E gutter solenoid valve used to automatically open and close the gutter Specific feature of solenoid valve E This solenoid valve two ports one channel can take in make up ...

Страница 143: ...e unpowered During maintenance procedures the software automatically changes the gutter status open or closed depending on the command EXAMPLE During the function Intro cleaning solution the gutter is closed solenoid valve idle During the function Check jet stability the gutter is open solenoid valve powered Piston Exhaust Gutter Return spring Electrical lugs Travel Make up ...

Страница 144: ...Hydraulics A36163 B 144 182 Notes ...

Страница 145: ...e solenoid valves are closed Phase 4 With the motor still stopped the discharge solenoid valves are opened Phase 5 The motor rotates by half a turn pushing the double piston and generating a pressure discharge through the open solenoid valves then stops Phase 6 The solenoid valves are closed In reality depending on the transfer phases 1 and 2 may be combined as may phases 4 and 5 In order to avoid...

Страница 146: ...cs A36163 B 146 182 Suction Delivery Suction Delivery Pressure in the pump ELV0 Opened Closed ELV3 Opened Closed ELV5 Opened Closed ELV 6 Opened Closed Ink transfer Cartridge Accu Air transfer Buffer Condensor ...

Страница 147: ...ve the tip holder Calibrated restrictors The hydraulic system has three restrictors located in the print head The first is in the hose exiting the recovery gutter solenoid valve This restrictor optimizes the recovery signal It is able to be changed if necessary WARNING The restrictors have a diameter of 0 7 mm for 1 1G 1 2G and 1 2M printers 0 5 mm for 1 1M printers A second restriction measuring ...

Страница 148: ...rature sensor on the ADP board The jet speed is also measured continuously Depending on the temperature measured the ink type and head type a theoretical pressure is defined to obtain the correct jet speed If the pressure required to obtain this speed is different from the theoretical pressure the ink concentration must be incorrect The computer corrects the ink concentration by adding make up ...

Страница 149: ... electrical charge and the point when it disappears from the detection electrode As the distance traveled across the detection electrode is known the software can calculate the jet speed The speed measured is then compared to the speed set point Automatic jet speed adjustment Three cases can arise Speed measured Speed set point In this case the pressure in the accumulator must be reduced The softw...

Страница 150: ...ve pressure Three cases can arise Measured value Set point value weak suction and a risk of the gutter overflowing Air pumping is reactivated to increase the negative pressure in the buffer tank suction in buffer tank backflow in condenser Measured value Set point value strong suction but excess make up consumption Vacuum pumping suction and backflow in buffer tank Measured value Set point value A...

Страница 151: ...dure the gutter solenoid valve is rinsed Solenoid valve D delivers make up to clean the seat core and spring in solenoid valve E During this phase the solenoid valve is opened and closed in order to properly clean it and the pipe leading back to the buffer tank See diagram on the following page ...

Страница 152: ...draulics A36163 B 152 182 Make up RE 6 TA 2 E D CO 4 PR 11 Pompe encre Pompe air Motor Buffer 460cm3 Accumulator 310cm3 Condensor 180cm3 AC 3 EN 0 Exit condensor AS 5 SO 1 ELV 10 Head pressu kit A B C Ink ...

Страница 153: ...Hydraulics A36163 B 153 182 Notes ...

Страница 154: ...Hydraulics A36163 B 154 182 Notes ...

Страница 155: ...A36163 B 155 182 Electronics ...

Страница 156: ...Electronics A36163 B 156 182 Notes ...

Страница 157: ...ave Horodator Charge Amplifier Speed Measurement FPGA Hemis I O Shared RAM Ram Bdd Power supply 5V 3v3 1v8 15V 24 V I C GUI 68331 1M Sram 2M Flash PCMCIA Piezo Cde moteur EHT Cde ELV Graphical user Interface Back light External Terminal Pressure sensor Adc Temperature Industrial Interface Configurations 350V Supply Vaccum ...

Страница 158: ...Electronics A36163 B 158 182 CPU Connections ...

Страница 159: ...ator J1 Power supply J13 Not used RESET button J11 BD32 Print J7 Keyboard LED J2 Ink Circuit J26 Pressostat J5 Head J24 Fault J10 Not used J15 Cell J14 Tacky J12 BD32 Ink CAUTION After use the RESET button adjust the contrast of the screen Keys ALT and or S32 Battery ON S31 S30 S100 S101 ...

Страница 160: ...OUT D6 INCMES D7 INCMES COMPARA INVMES GND INVMES ETATIMP SENSBIB ETATIMP SENSBIB SYNCMESS TACHY SYNCMESS TACHY 24VP GND GND 24VP TOP1 A M TOP1 A M TOP2 IN1 TOP2 IN1 RAZCPT1 TXDI RAZCPT1 RXDI RAZCPT2 TXDI RAZCPT2 RXD I INCCPT1 TXD I INCCPT1 RXD I INCCPT2 GND INCCPT2 ALCONS R INHTOP ALCONS C INHTOP ALCONS T 24VP GND J2 J5 J1 J3 J4 ...

Страница 161: ...or Yellow mark Brown 24V Blue 0V Black Tacky 2 1 4 3 24V Tachy Tachy 1 3 5 2 4 6 1 3 5 2 4 6 White Tacky Brown 24V Blue 0V Black Top 2 1 4 3 24V Top Top 1 3 5 2 4 6 1 3 5 2 4 6 White Top Tacky Photo cell 1 Alarm 1 3 ALCONS ALDEF White ALDEF Black ALCONS Blue 24V 2 1 4 3 2 4 6 5 7 8 Brown ALPRET 1 2 3 4 5 6 24V 8 7 ALPRET ...

Страница 162: ...Electronics A36163 B 162 182 Notes ...

Страница 163: ...A36163 B 163 182 General information ...

Страница 164: ...General information A36163 B 164 182 Notes ...

Страница 165: ...030 printers use the continuous ink jet principle writing in a conventional matrix layout Matrix printing Each symbol is defined in a rectangular area divided into columns known as rasters The number of points in a raster and the number of rasters define the matrix 1 2 3 4 5 6 Time between rasters Empty raster Full raster 7 6 matrix 16 12 matrix 1 2 3 4 5 6 7 8 9 10 11 12 ...

Страница 166: ... into the gutter and are recycled Drops used for printing are charged electrically at the charge electrode 5 They are deviated from their original trajectory by the electrical field generated by the two deflection plates 6 and fly out of the head and onto the product to form the desired symbol The symbol is formed drop by drop raster by raster The height of the symbol is determined by how many dro...

Страница 167: ... is transferred to the ink and causes the jet to create drops in harmony with this vibration Modulation affects the quality and location of the break off point as well as the size and shape of the drops Recovery gutter The gutter is permanently connected to a circuit under negative pressure using suction to recover non deviated drops which are then recycled The gutter position can be adjusted so t...

Страница 168: ...n 9020 and 9030 printers An algo is defined by several parameters Number Head type Head objet distance Number of printed drops Position of the first printed drop gutter Resolution Total number of drops used in the raster This information is in the designation of the algo Example 004G10_07_01_28_18 004 Font number 4 G Head type G 10 Head object distance 10mm 07 Number of printed drops 01 Position o...

Страница 169: ... of an algo Maxi speed 1 Fpiezo nb of drop in the raster resolution fpiezo 16µs for a G head and 12µs for a M head resolution nb of drops mm Example Algo 004G10_07_01_28_18 1 0 000016 18 2 8 1240 mm s Using restriction The algo 4x7 can be used only on a mono jet printer ...

Страница 170: ...0 2 8 pts mm 0370 10mm 013 013G30_07_01_28_23 2 8 pts mm 0970 30mm 014 014G30_16_01_28_57 2 8 pts mm 0390 30mm 019 019G10_09_01_28_22 2 8 pts mm 1010 10mm 020 020G10_11_01_28_26 2 8 pts mm 0855 10mm 030 030G10_3x5_1_28_16 2 8 pts mm 1395 10mm 031 031G10_07_01_28_06 2 8 pts mm 3720 10mm 032 032G10_05_01_28_04 2 8 pts mm 5580 10mm 040 040G10_3x7_1_28_22 2 8 pts mm 1010 10mm 041 041G10_4x5_1_28_24 2 ...

Страница 171: ...85 20mm 022 022M08_11_01_45_38 4 5 pts mm 0485 08 mm 033 033M08_07_01_45_07 4 5 pts mm 2645 08 mm 035 035M08_3x5_1_45_20 4 5 pts mm 0925 08 mm 036 036M08_3x7_1_45_26 4 5 pts mm 0710 08 mm 037 037M08_4x5_1_45_26 4 5 pts mm 0710 08 mm 038 038M08_24_01_45_31 4 5 pts mm 0595 08 mm 042 042M08_05_01_45_05 4 5 pts mm 3700 08 mm 044 044M08_07_01_28_08 2 8 pts mm 3720 08 mm 045 045M08_05_01_28_05 2 8 pts m...

Страница 172: ...ity checks are made monitoring the jet ejection speed checking the physical characteristics of the ink and the charge on the drops checking the electrical characteristics of the ink Markem Imaje uses two different principles quality at constant viscosity S4 and S8 quality at constant concentration S7 9020 9030 Ink under pressure Examples In the Markem Imaje 9020 9030 or the S8 Contrast the accumul...

Страница 173: ... Absolute pressure An absolute pressure of 0 bar would be obtained in a perfect vacuum Relative pressure Relative pressure is the difference between atmospheric pressure and the pressure measured in a closed vessel This value may be positive or negative Examples of relative pressure the pressure to which car tires are inflated pressurization in an aircraft cabin pressure around a deep sea diver va...

Страница 174: ...to gravity h height between the surface of the liquid and the point considered Open vessel P P1 ρgh where P1 pressure relative to the top of the liquid surface P pressure at a point in the liquid ρ density of the liquid g normal acceleration due to gravity h height between the surface of the liquid and the point considered Closed vessel h P atmos P h P P1 ...

Страница 175: ...of the liquid h is negative Consider point A to be at the surface of the liquid level 0 and point B to be at the hole The liquid escapes through the hole at speed V The potential energy at the points by the hole is converted to kinetic energy at point B Physical law P ρV2 2 ρgh Const This is true at any point in a liquid h A x P x B V Level 0 ...

Страница 176: ... ρVB 2 2 ρghB 0 with hB negative NOTES The ejection speed of the liquid is independent of its density The ejection speed of the liquid is independent of the hole s diameter Bernoulli s theorem Daniel Bernoulli 1700 1782 one of the founders of hydrodynamics devised the above theorem concerning the conservation of energy in a fluid on a stream line which relates the ejection speed of a liquid to the...

Страница 177: ...eters Mass weight and force 1 kilogram force kg f 9 81 Newton N in practice 1 kg f 10 N 1 Newton N 0 2248 pound force lb f Pressure Pressure Force Surface area The international system SI defines pressure in Newton per square meter The SI unit of pressure is the Pascal Pa 1 Pa 1 N m2 A Pascal is a very small pressure unit In practice the metric system uses a multiple the bar 1 bar 1 decanewton per...

Страница 178: ...A36163 B 178 182 Exercise P h Neglect the effects of the fluid s viscosity Calculate the ejection speed of the jet at the hole for the following values A P 2 0 bar h 0 m B P 2 0 bar h 2 m C P 2 0 bar h 2 m V water Level 0 ...

Страница 179: ...General information A36163 B 179 182 Notes ...

Страница 180: ...General information A36163 B 180 182 Notes ...

Страница 181: ......

Страница 182: ...Head Office 9 rue Gaspard Monge BP 110 26501 Bourg lès Valence Cedex France Tel 33 4 75 75 55 00 Fax 33 4 75 82 98 10 http www imaje com A36163 B July 20008 ...

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