Datalogic Arex 400 User Manual Download Page 7 | Manualshive

Page: 7 / 148

background image

USER MANUAL

v

PREFACE

ABOUT THIS MANUAL

This User Manual (UM) is provided for users seeking advanced technical information,
including connection, programming, maintenance and specifications. The Quick Refer-
ence Guide (QRG) and other publications associated with this product can be down-
loaded free of charge from the website listed on the back cover of this manual.

Manual Conventions

The following conventions are used in this document:

The symbols listed below are used in this manual to notify the reader of key issues or
procedures that must be observed when using the reader:

NOTE

Notes contain information necessary for properly diagnosing, repairing and
operating the reader.

CAUTION

The CAUTION symbol advises you of actions that could damage equipment
or property.

WARNING

The WARNING symbol advises you of actions that could result in harm or
injury to the person performing the task.

«
...
5
6
7
8
9
...
»

Summary of Contents for Arex 400

Page 1: ...AREX 400 USER MANUAL InfraRed Fiber Laser Marker ...

Page 2: ...ny reproductions of the documentation Electronic versions of this document may be downloaded from the Datalogic website www datalogic com If you visit our website and would like to make comments or suggestions about this or other Datalogic pub lications please let us know via the Contact page Disclaimer Datalogic has taken reasonable measures to provide information in this manual that is complete ...

Page 3: ...gs 7 INSTALLATION 8 Unpacking 8 Contents of the packaging 10 On moisture condensation 11 Note on moisture condensation 11 If moisture condensation occurs 11 How to avoid moisture condensation 11 Fixing and positioning 12 Control Rack installation 13 Horizontal installation 13 Vertical installation 15 Control rack mounting screws length 16 Scan Head installation 17 Scan head mounting screws length ...

Page 4: ...igital Output 41 Laser Marker States 42 Normal Operation States 42 Error States 43 Warning State 43 Control the Laser Marker States 44 Key Selector mode 44 Command Box mode 44 Timing Diagrams 45 Turning On sequence 45 Marking control signals behavior 45 SW_Ready output signal Ready to Mark mode 46 Good Bad output signal 46 System_Alarm output signal 46 MARVIS I O signals behavior 47 Safety functio...

Page 5: ...84 F Theta scan lens cleaning procedure 84 Air filter cleaning procedure 85 Troubleshooting 86 Service Interface 86 List of warning and error states 88 List of problems related to laser marker states 89 List of most common problems 89 Remote Assistance 92 LABELS 93 Labels 93 Positioning of external labels 94 Positioning of labels on the control rack 94 Positioning of labels on the scan head 95 Saf...

Page 6: ... and edit graphics layout 113 How to test and mark layout 115 How to use Command Box signals to mark layout 117 MOPA FIBER LASER 119 Laser marker operations 119 Pulse Profile 121 Lighter Pulse Profile Configuration 123 Creating a document with multiple objects using a single pulse profile 123 Creating a document with multiple objects using different pulse profiles 124 MARKING SOFTWARE UPGRADE 126 ...

Page 7: ...ver of this manual Manual Conventions The following conventions are used in this document The symbols listed below are used in this manual to notify the reader of key issues or procedures that must be observed when using the reader NOTE Notes contain information necessary for properly diagnosing repairing and operating the reader CAUTION The CAUTION symbol advises you of actions that could damage ...

Page 8: ...the product you re looking for This allows you access to download Data Sheets Manu als Software Utilities and Drawings Hover over the Support Service menu for access to Services and Technical Support Reseller Technical Support An excellent source for technical assistance and information is an authorized Datalogic reseller A reseller is acquainted with specific types of businesses application softw...

Page 9: ...s 4 Laser Product In addition to being professionally trained in their role personnel assigned to work with laser marker must be informed and made acquainted with the risks inherent to invisible and visible laser radiation The operator is required to carefully read the section of the manual concerning safety instructions as well as the sections related to matters falling under her his responsibili...

Page 10: ...ows 7 A Fiber MOPA 20 20W 4 160L 6 PRO 30 30W 6 254 S 50 50W 7 254 L 9 100 L A 330 L B 420 L PRO Version Wider power range selection Wider F Theta scan lens selection High performance level for safety features High PC performance powered by Intel Celeron 3x Ethernet ports 10 100 1000 Mbps High Precision Marking Field Center specifications Advanced software features BASIC Version Models with power ...

Page 11: ...the permission to use the equipment This laser marker complies with PART 15 of the FCC Rules Operation is subject to the following two conditions 1 this laser marker may not cause harmful interference and 2 this laser marker must accept any interference received including interference which may cause undesired operation This laser marker has been tested and found to comply with the limits for a Cl...

Page 12: ...INTRODUCTION 4 AREX 400 UL COMPLIANCE Reading this manual prevents the operator from carrying out operations that could cause damage to himself or others Follow Up Service Procedure issued on 2019 03 26 ...

Page 13: ...ocessing system The final system manufacturer MUST ensure the safety of the laser processing machine according to its standards including the risk analysis implementation of safety mea sures certification and testing of safety measures and the production of adequate infor mation for use of the machine Datalogic is available for providing to the customers all the information in its possession to he...

Page 14: ... and a longer product lifetime Galvanometric scan head The scan head features two deflection mirrors that deflect the beam in X and Y direc tions depending on the graphics pattern to be reproduced Operation of a laser marker with galvanometric scanning During the marking the laser generates an invisible high energy infrared beam In order to obtain a more accurate focus the laser beam is first enla...

Page 15: ...t was designed and developed Datalogic declines any and all responsibility for improper use of its laser product CAUTION The integration and use of this laser marker is customer responsibility CAUTION Never expose reflecting surfaces to laser radiation The reflected laser beam may cause damage to laser marker CAUTION Laser marking interacts with materials through for example a thermal carbonizatio...

Page 16: ...UTION Be extremely careful to not damage the connection cable between scan head and control rack CAUTION To avoid damaging or breaking the optical fiber never subject the Head Cable to a bending radius below the limits specified in the technical speci fication table see Unpacking on page 8 CAUTION The Arex 400 laser marker is a delicate optical device that can be dam age by shock and vibrations ...

Page 17: ...g inventory list including any accessories When unpacking the laser marker from the shipping box you should Remove the accessories and documentations Carefully remove the laser marker from the packaging using both hands Figure 1 Unpacking Keep all packing materials until the laser has been inspected for completeness and dam age If something is missing or defective call Datalogic see Technical Supp...

Page 18: ... Supply cables Rack Fixing Brackets Only for XXX X6X models Command Box MUTING DEVICE Safety Circuit MUTING DEVICE Safety labels USB Recovery Disk Selector Keys Scan Head Fixing Bracket VGA to DVI Adapter Only for XXX X6X models Test report and sample test plate Quick Reference Guide ...

Page 19: ...ndense when you bring the laser marker from a cold place into a warm place or vice versa and when you use the laser marker in a humid place If moisture condensation occurs Turn off the laser marker and wait about 1 hour for the moisture to evaporate How to avoid moisture condensation Before moving the laser marker from a cold place into a warm place put it in a plastic bag and seal it tightly Remo...

Page 20: ...n the figure CAUTION Introduction of optical or mechanical surfaces such as mechanical shut ters or additional protective glass between F Theta scan lens output and marking surface may case optical feedback into the laser marker Optical induced damage caused to laser marker by reflection from external surfaces is not covered by warranty In order to prevent marking distortions avoid vibrations and ...

Page 21: ...kets supplied as a standard equipment with XXX X6X models and as an accessory for XXX X5X models see Rack Handles on page 82 The figure below shows the fixing points for installation in a rack cabinet Rack handles for an easier installation are available as an accessory see Rack Handles on page 82 Using the fixing brackets is possible to install the control rack in three different positions inside...

Page 22: ... the fixing brackets are aligned with the frontal grid panel Figure 5 Control rack fixing brackets mounting position 2 Use this position if you want to use a pre existing integration for AREX 3 and it is required that the back panel of AREX 400 is in the same position as the back panel of AREX 3 inside the cabinet Figure 6 Control rack fixing brackets mounting position 3 ...

Page 23: ...tical positioning Figure 8 Control rack fixing points for vertical installation The feet must be removed from the bottom of the control rack and installed on the left side of the control rack using the appropriate fixing points Tightening torque 0 5 Nm CAUTION The control rack MUST be fixed to a side wall using the appropriate fixing points placed on the bottom of the control rack ...

Page 24: ...e the length of the mounting screws consider the thickness of the mount ing plate and the thickness of the washer Control rack 7 mm Mounting plate thickness Washer thickness M4 screw NOTE Figure 9 Length of mounting screws Mounting holes depth is 7mm Tightening torque 2 Nm ...

Page 25: ...can be installed in any orientation and must be fixed to a suitable base not supplied by Datalogic using the dedicated threaded holes and the high precisions slotted seats NOTE Figure 10 Fixing points on scan head bottom view Mounting holes depth is 7mm Tightening torque 2 Nm ...

Page 26: ...signed to be fully compatible with Arex 3 products Focusing Beam output NOTE Figure 11 Fixing points on scan head back compatibility with Arex 3 CAUTION If the scan head is mounted on an existing support suitable for Arex 3 the Arex 400 focusing beam diode may be covered All dimensions are in millimeters ...

Page 27: ...SCAN HEAD INSTALLATION USER MANUAL 19 It is also possible to mount the scan head sideways using dedicated threaded holes NOTE Figure 12 Fixing points on scan head side All dimensions are in millimeters ...

Page 28: ...e the length of the mounting screws consider the thickness of the mount ing plate and the thickness of the washer Scan Head 4 mm Mounting plate thickness Washer thickness M5 screw NOTE Figure 13 Length of mounting screws Mounting holes depth is 4mm Tightening torque 2 Nm ...

Page 29: ...ot obstructed Moreover do not install it near a heat source Clean the air filter when it is dirty If the air filter is dirty insufficient air flow might not ensure correct cooling and might stop the marking operation Clean or replace the air filter periodically 300mm NOTE Figure 14 Control rack installation environment CAUTION If not enough space is provided the temperature inside the control rack...

Page 30: ...nstall the scan head so that air flow is not obstructed Moreover do not install it near a heat source NOTE NOTE Figure 15 Scan head installation environment CAUTION If not enough space is provided the temperature inside the scan head could rise causing temperature error The scan head IP rating is IP64 not considering F Theta scan lens To ensure a complete IP64 protection for 160S and 254S F Theta ...

Page 31: ...mportant to use an adequate fume dust extractor and or air filtration see Fume Extractor on page 82 CAUTION Marking PVC or other plastic material can cause the release of chlorine gas which can be harmful to the laser operator and to the laser marker itself Always use adequate fume extractor during PVC and plastic mark ing ...

Page 32: ...x mJ 0 75 1 Peak Power max kW 10 10 Central Emission Wavelength nm 1050 1080 1064 Typical Nominal Pulse Width ns 4 to 250 100 Repetition Rate kHz 20 to 500 2 to 200 Laser Aiming Beam Focus Beam Class 2 655 nm ENVIRONMENTAL SPECIFICATIONS Operating Temperature C F 5 to 40 41 to 104 5 to 35 41 to 95 Storage Temperature C F 10 to 60 14 to 140 Humidity 90 without condensation Altitude m 2000 Shock and...

Page 33: ... 33 mobile installation Head Cable length mm in 2885 113 5 Beam deflection High speed galvanometer scanning system OTHER SPECIFICATIONS Marking speed5 mm s Up to 10000 Char Marking Speed6 char s Up to 600 MOF marking on fly YES constant speed or encoder Line speed Productivity m min pcs s Up to 75 3 Marking Control and Software EMC Embedded Marking Control and Lighter Suite Communication RS232 Eth...

Page 34: ...t Marking button 3 Key Selector 4 2x USB 2 0 ports Back panel 5 Main Power Supply connection 6 Safety Circuit connector 7 VGA port 8 RS232 port 9 Encoder connector 10 Photocell connector 11 I O connector Axes Control 12 Command Box connector Laser Control 13 Head Cable 14 Device Port 2 15 Device Port 1 16 LAN 1 port 17 LAN 3 port only for XXX X6X models 18 LAN 2 port only for XXX X6X models 19 4x ...

Page 35: ...rts of the scan head unit is provided here below Figure 2 Scan head overview front rear and bottom view 1 Status LED 2 F Theta Scan Lens 3 External Focus Beam connector 4 Head Cable 5 Focusing Beam output 6 IR laser beam output Aiming laser beam output Green Spot beam output ...

Page 36: ...F Theta scan lens and marking field If your needs are not satisfied by the currently available F Theta scan lens configurations please contact Datalogic for a solution The use of other F Theta scan lenses or operation outside the specified marking field for a certain F Theta scan lens configuration can lead to damage of the F Theta scan lens scan head or laser source Such damage is not covered by ...

Page 37: ... for 110 X6X F Theta Scan Lens for Arex A20 X6X The table below lists the standard F Theta scan lenses currently available for Arex A20 X6X F Theta Scan Lens diameter M39 160S 254S mm 185 5 2 285 5 5 mm 199 5 3 305 5 6 mm 100 x 100 140 x 140 F Theta Scan Lens diameter M85 100L 330L 420L mm 99 5 1 397 5 6 5 508 10 mm 141 5 2 480 5 7 5 577 11 mm 50 x 50 220 x 220 285 x 285 F THETA SCAN LENS Working ...

Page 38: ...ance between the center of the marking area defined in the focal plane and the closest mechanical edge of the F Theta scan lens The Working Distance tolerance is defined as the 2 Sigma value of devia tion from Working Distance mean value of the estimated Gaussian model Refer to the following figure Fixing Distance is defined as the distance between the base of the scan head and the marking area Th...

Page 39: ...Green Spot indicator turns ON at the end of the marking pro cess and stay active for a configurable range of time from 0 1s to 5s This is available only if MARVIS feature is enabled The Green Spot turns ON when all these events are verified the laser marker is in READY state a document is in AUTO MODE or WORK MODE the marking process was correctly executed no errors no stop marking no state changi...

Page 40: ... SAFETY_FDBK Output Clean contact pole for monitor K relays state Common 5 SAFETY_FDBK Output Return of clean contact pole for monitor K relays state Normally Closed 6 GND Ground Ground reference 7 RESERVED DO NOT CONNECT 8 GND Ground Ground reference 9 NTERLOCK_A Input Interlock signal for K1 relay coil 10 RESERVED DO NOT CONNECT 11 INTERLOCK_B Input Interlock signal for K2 relay coil only for XX...

Page 41: ...V 100 mA Nominal Voltage V DC 24 16 8 2 4 31 5 760 10 Figure 6 Safety Circuit connector electric diagram TECHNICAL CHARACTERISTICS Control Contacts Inrush current max Switching current range Contact resistance as Standard coils for direct current Min pick up voltage at 20 C Drop out voltage at 20 C Nominal current in mA Resistance in Ohm at 20 C ...

Page 42: ...diagram CAUTION Do not use the Safety Circuit Muting Device for external devices since this will result in loss of the safety function of the machine to which this prod uct is installed Do not use the Safety Circuit Muting Device except for maintenance of this product CAUTION It is the customer s responsibility to provide a correct integration of the safety signals according to applicable regulati...

Page 43: ...ned 9 BUSY Digital Output This signal is used to know if the current spooler is executing marking in progress ON during marking process 10 CONNECTOR_PRES ENCE Digital Input This signal is used to check the presence of the Command Box connector HIGH level normal operation LOW level or disconnected laser marker faulty 11 START_MARKING Digital Input This signal is used to start to the marking process...

Page 44: ...a document or a sequence is running in AUTO MODE or WORK MODE independently from the laser marker state The signal is ON regardless of whether the laser marker is ready to start a new marking STANDARD ON when a document or a sequence is running in AUTO MODE or WORK MODE and the laser marker state is READY The signal is ON regardless of whether the laser marker is ready to start a new mark ing READ...

Page 45: ...PUT_2 or ZERO Z Digital Input Generic input or Z Axis home sensor input The home search is stopped when this signal goes HIGH 10 INPUT_3 or DISABLE X Digital Input Generic input or X Axis disable signal When HIGH the corresponding step signal remains in the state prior to activation 11 INPUT_4 or DISABLE Y Digital Input Generic input or Y Axis disable signal When HIGH the corresponding step signal...

Page 46: ...for Marking On the Fly MOF on page 81 Figure 14 Photocell connector female panel socket front view Table 5 Photocell connector pinout see Input Output specifications on page 41 PIN SIGNAL TYPE DESCRIPTION 1 GND Ground Ground reference 2 VCC Power Output Auxiliary 24V DC power supply 750mA max 3 ENC_A Digital input Encoder HTL A channel signal 4 GND Ground Return signal for ENC_A 5 ENC_B Digital In...

Page 47: ...T_TRIG_ 1 Digital Output Reserved output for MARVIS 4 EXT_INPUT_ 1 Digital Input Reserved input for MARVIS 5 RESERVED DO NOT CONNECT 6 INT_RS232_RX Digital Input Reserved RS232 for micrometric distance sensor 7 INT_RS232_TX Digital Output Reserved RS232 for micrometric distance sensor 8 RESERVED DO NOT CONNECT BODY SHIELD Shield Connector case provides electrical connection to the body PIN SIGNAL ...

Page 48: ...nt view PIN SIGNAL TYPE DESCRIPTION 1 DCD Input Data Carrier Detect 2 RXD Input Receive Data 3 TXD Output Transmit Data 4 DTR Output Data Terminal Ready 5 GND Ground Ground reference 6 DSR Input Data Set Ready 7 RTS Output Request To Send 8 CTS Input Clear To Send 9 RI Input Ringing Indicator PIN SIGNAL TYPE DESCRIPTION 1 EXT_FOCUS Power Output Reserved Auxiliary power supply for focusing beam 2 E...

Page 49: ...DC 2 0 V DC 10 0 V DC 24 0 V DC 28 0 V DC Table 9 Digital Input specification Digital Output USING EXTERNAL POWER SUPPLY USING AUXILIARY POWER SUPPLY USER SIDE USER SIDE LASER MARKER SIDE LASER MARKER SIDE Low side driver 24 V DC 250 mA V 0 5 V DC I 250mA V 24 V DC I 5μATYP Table 10 Digital Output specification TECHNICAL CHARACTERISTICS Type Vmax Imax Pulse Width INPUT Logic LOW INPUT Logic HIGH T...

Page 50: ...nking In this state the laser marker cannot emit IR lasers radiation and Aiming and Focus beam cannot be activated Steady In this state Aiming and Focus beam can be acti vated while the laser marker cannot emit IR laser radiation Steady In this state the laser marker is able to emit IR laser radiation Steady STATE DESCRIPTION STATUS LED SYSTEM BOOTING UP WAIT FOR START STANDBY SHUTTER CLOSED READY...

Page 51: ...reset the error a Laser marker restart is required This error rise if the temperature inside the laser source is out of the operating temperature range To reset the error a Laser marker restart is required This error rise if the power supply of the laser source is out of range To reset the error a Laser marker restart is required This error rise if high optical power is reflected back to the laser...

Page 52: ..._KEY EXT_ENABLE_A EXT_ENABLE_B HIGH HIGH HIGH Steady LASER_STOP safety function not active Command Box mode Controlling the laser marker states using the Command Box connector on the control rack back panel requires that the Key Selector is set to fixed position LASER ON EXT_KEY EXT_ENABLE_A EXT_ENABLE_B LOW LOW LOW Blinking EXT_KEY EXT_ENABLE_A EXT_ENABLE_B LOW LOW LOW Steady EXT_KEY EXT_ENABLE_A...

Page 53: ...e accepted as a valid START_MARKING event T2 Start Delay Delay between the acceptance of the START_MARKING signal and the rising edge of the BUSY signal T3 Busy Advance Delay between the rising edge of the BUSY signal and the laser emis sion T4 Stop Time Minimum time duration that the STOP_MARKING signal must have in order to be accepted as a valid STOP_MARKING event T5 Busy Delay Delay between th...

Page 54: ...W_Ready output signal Ready to Mark mode Figure 21 SW_Ready signal timing diagram Good Bad output signal Bad marking event Error event Figure 22 Good Bad signal timing diagram System_Alarm output signal Figure 23 System Alarm timing diagram ...

Page 55: ...ls behavior Figure 24 MARVIS I O signals behavior Safety functions behavior Interlock behavior within 50ms user defined within 600ms Figure 25 Interlock behavior Laser_Stop behavior user defined within 50ms within 600ms Figure 26 Laser_Stop behavior ...

Page 56: ...een Spot behavior System Ready to Mark mode Figure 27 Green Spot System Ready to mark Marking Confirmation mode 0 1s to 5s Figure 28 Green Spot Marking Confirmation MARVIS Verification mode 0 1s to 5s Figure 29 Green Spot MARVIS Verification ...

Page 57: ...terface a powerful vecto rial graphical editor an advanced laser controller and the innovative MARVIS MArk Read Verify Integrated Solution feature to seamless interact with AutoID code reader for in line validation of marked traceability codes MARVIS connects Datalogic MATRIX N series reader with the laser marker enabling controlling from one single interface and enhancing individual products perf...

Page 58: ...urable images storage pool New Code Quality Training feature to automatically define code quality thresh old from Golden Sample Patent Pending Quality Grade Metric Profile QGP Connectivity The Lighter Suite allows OEMs and Machine builders to develop a complete and cost effective Laser Marking Station based on embedded hardware and software resources such as STAND ALONE mode or to design an advanc...

Page 59: ...cess Create and fully customize marking lay out and its content at runtime Interact with local or centralized data bases Create alternative customized interfaces Interact with Third Party devices Runtime Production Statistics and Reports Built in validation statistics dashboard Configurable log file with Quality Reporting and code images ...

Page 60: ...inserted with properly signals provided in order to use the laser marker The absence of such connector blocks the laser marker oper ations Figure 1 Connecting Command Box connector CAUTION Control rack and scan head are joined by a connection cable 3 meters long Control rack and scan head are NOT separable WARNING If the Command Box Muting Device provided is connected the laser marker enable is by...

Page 61: ...ety connector WARNING Do not use the Safety Circuit Muting Device for external devices since this will result in loss of the safety function of the machine to which this prod uct is installed Do not use the Safety Circuit Muting Device except for maintenance oh this product WARNING It is the customer s responsibility to provide a correct integration of the safety signals according to applicable re...

Page 62: ... Earth Ground To ensure high electrical noise immunity it is strongly recommended to connect the chassis to suitable earth ground Figure 4 Connecting the Earth Ground The locking mechanism is released again by pressing the release lever Thanks to its luminous bright yellow color it is easily recognizable and distinguishes this system from conventional mains connections ...

Page 63: ... connections To use the laser marker in Local Mode Control it is necessary to install a mouse keyboard and monitor Connect the monitor and input devices to laser marker as shown below Figure 5 Connecting the mouse Figure 6 Connecting the keyboard ...

Page 64: ...NOTE SET UP 56 AREX 400 Figure 7 Connecting the monitor Minimum monitor resolution 800 x 600 VGA standard ...

Page 65: ...re configured by default with a fixed IP Address and Subnet Mask LAN 1 Default IP address 192 168 1 10 LAN 2 Default IP address 192 168 3 10 available only for XXX X6X models LAN 3 Default IP address 192 168 0 10 available only for XXX X6X models Default Subnet Mask 255 255 255 0 See Change the LAN configuration and IP address on page 70 in order to change LAN configuration Ethernet TCP IP 10 100 ...

Page 66: ...PROTECTION CAP REMOVAL Remove the F Theta scan lens protection cap before marking operation Figure 9 F Theta scan lens protection cap removal CAUTION Marking with the lens protection cap in place could result in damage to the laser marker ...

Page 67: ... Safety Circuit Muting Device for external devices since this will result in loss of the safety function of the machine to which this prod uct is installed Do not use the Safety Circuit Muting Device except for maintenance oh this product WARNING It is the customer s responsibility to provide a correct integration of the safety signals according to applicable regulations WARNING If the Command Box...

Page 68: ...een unpacked it warns that the operating system will be restarted within a few seconds CAUTION The CAUTION symbol advises you of actions that could damage equipment or property CAUTION Wait for the shutdown of the operating system CAUTION DO NOT turn OFF or UNPLUG the laser marker while Windows is shutting down ...

Page 69: ...r During booting up state the status LED on the control rack and the status LED on the scan head blink green Wait until booting up finish the status LED on the control rack and the status LED on the scan head are steady green The laser marker is in WAIT FOR START state Figure 2 Wait for start state CAUTION Controlling the laser marker states using the Key Selector on the control rack front panel r...

Page 70: ...or one step to STANDBY position Figure 3 Key selector in STANDBY position The status LED on the control rack and the status LED on the scan head are steady orange The laser marker is in STANDBY SHUTTER CLOSED state Figure 4 Standby Shutter closed state ...

Page 71: ...3 Rotate the key selector one step to LASER ON position Figure 5 Key selector in LASER ON position The status LED on the control rack and status LED on the scan head will turn red The laser marker is in READY state Figure 6 Ready state ...

Page 72: ...mmand box input signals as in the table below EXT_KEY EXT_ENABLE_A EXT_ENABLE_B HIGH LOW LOW Steady The status LED on the control rack and the status LED on the scan head are steady orange The laser marker is in STANDBY SHUTTER CLOSED state Figure 8 Standby Shutter closed state Set the Command box input signals as in the table below EXT_KEY EXT_ENABLE_A EXT_ENABLE_B HIGH HIGH HIGH Steady CAUTION C...

Page 73: ...TURNING ON SEQUENCE USER MANUAL 65 The status LED on the control rack and status LED on the scan head will turn red The laser marker is in READY state Figure 9 Ready state ...

Page 74: ...anguages you can use to enter text and keyboard layout NOTE 1 Turn OFF and ON the laser marker and wait until booting up finishes the status LED on the control rack and on the scan head must be steady green 2 From the main screen click on Start Control Panel In order to perform this setting it is necessary to connect mouse keyboard and monitor to the laser marker see Local Mode Control connections...

Page 75: ...CHANGE O S LANGUAGE AND KEYBOARD LAYOUT USER MANUAL 67 3 Select Change display language 4 In Keyboards and Languages select and choose the desired language ...

Page 76: ...o change your keyboard or input language 6 Now select the default input languages and press OK NOTE 7 Close all the open windows and double click on shortcut to save data bat icon in the desktop screen Default keyboard layouts are US and IT Add a custom keyboard if nec essary ...

Page 77: ...stem in order to permanently save data Press OK 9 Shut down the operating system in order to save the new settings 10 WAIT until operating system shuts down automatically black screen 11 Power off the laser marker to complete installation CAUTION DO NOT turn OFF or UNPLUG the laser marker while Windows is shutting down ...

Page 78: ...rn OFF and ON the laser marker wait until booting up finishes the status LED on the control rack and on the scan head must be steady green 2 From the main window click on Start Control Panel 3 Select View network status and task In order to perform this setting it is necessary to connect mouse keyboard and monitor to the laser marker see Local Mode Control connections on page 55 ...

Page 79: ...71 4 In the Network and Sharing Center window select Change adapter settings 5 In the Network Connections window double click on Local Area Connection icon 6 In the Local Area Connection Properties window double click on Internet Proto col Version 4 TCP IPv4 ...

Page 80: ...data bat icon in the Desktop window 9 A message advises you to restart or shutdown the operating system in order to permanently save data Press OK 10 Shut down the operating system in order to save the new settings 11 WAIT until operating system shuts down automatically black screen 12 Power off the laser marker to complete installation CAUTION DO NOT turn OFF or UNPLUG the laser marker while Wind...

Page 81: ...aser marker and wait until booting up finishes the status LED on the rack and on the scan head must be steady green 2 From the main window click on Start Control Panel 3 Select Adjust screen resolution In order to perform this setting it is necessary to connect mouse keyboard and monitor to the laser marker see Local Mode Control connections on page 55 ...

Page 82: ...at icon in the Desktop window 6 A message advises you to restart or shutdown the operating system in order to permanently save data Press OK 7 Shut down the operating system in order to save the new settings 8 WAIT until operating system shuts down automatically black screen 9 Power off the laser marker to complete installation CAUTION DO NOT turn OFF or UNPLUG the laser marker while Windows is sh...

Page 83: ...r name password and domain if applicable of an account to which you have allowed remote access into the corresponding boxes and then click Con nect 7 In the Log On to Windows dialog box that appears type the password of the account with remote access privileges into the Password box User name DLA Password dla 8 In the Log on to list if applicable select the domain or remote computer that you want ...

Page 84: ...n please see Contents of the packaging on page 10 CONTROL BOX This accessory is used to control the laser marker through the Control Box interface The Control Box allows to perform the following functions Changing laser marker state Starting and Stopping the marking process Showing the marking process state Showing the system error state NOTE Figure 1 Control Box ordering no 985330031 See Command ...

Page 85: ...LC interfacing System Test I O trou bleshooting etc The DB25 Pass through Command Box connector allows the integrator to use the interface as a I O test tool on previously installed products I O Monitoring LED Easy assembly thanks to screw down termination Dry contact outputs Dry contact inputs DIN rail mounting enclosure NOTE Figure 3 I O interface ordering no 985330032 Refer to Remote Start Foot...

Page 86: ... leads cable ordering no 985350032 MARVIS ADD ON MARVIS is the most advanced MARK and VALIDATE solution for traceability The inno vative Code Quality Training dramatically simplifies setup in a real production environ ment The MARVIS Add on for AREX 400 includes MATRIX 300N reader Power signals cable EtherNet cable MARVIS license NOTE Figure 5 MARVIS Add on for Arex 400 ordering no 937600124 Refer...

Page 87: ...nator in MARVIS application suitable for F160S and F254S F Theta scan lens Figure 7 LED Ring Light ID ordering no 93A051394 MICROMETRIC DISTANCE SENSOR KIT Automatically measure target position displacement from pre setted focus position and automatically drive the external optional Z axis stage to the correct laser head position Simplified connectivity with dedicated Device Port 1 KIT includes se...

Page 88: ...ntenance cleaning operation on F Theta scan lens and allow no stop operations Ensure complete IP64 protection Protect expensive lens from dust and scratches Suitable for 160S and 254S F Theta scan lenses NOTE Figure 9 M39 F Theta protective cap ordering no 985350038 The Protective Cap guarantees IP64 protection grade ...

Page 89: ... USER MANUAL 81 STARTER KIT FOR MARKING ON THE FLY MOF This accessory is used for the implementation of Marking on the Fly applications The Kit includes encoder photocell cables and plastic reflectors Figure 10 Kit MOF ordering no 985330027 ...

Page 90: ...ackets are equipped with handles for easier handling Figure 11 Rack Handles ordering no 985350039 FUME EXTRACTOR This accessory is suitable for collecting and filtering dry and non combustible types of dust contained in non explosive air mixtures produced during laser marking Figure 12 Fume extractor ordering no 985340035 ...

Page 91: ... forbidden to operate the laser marker before the machine where it is integrated has been declared in conformance with applicable statutory Directives CAUTION Only Datalogic authorized personnel who have been trained and instructed on the electrical and optical risks is allowed to access the internal parts of the control rack Datalogic shall not be held liable for any damage caused by inadequate w...

Page 92: ...ng these operations The following parts functions have to be controlled periodically Check Clean Weekly wipe gently with a dry cloth or soaked in high purity isopropyl alcohol or clean it with dry air blowing Clean Replace Every 3 months according to the environ ment and frequency of use F Theta scan lens cleaning procedure Figure 1 Cleaning F Theta scan lens COMPONENT TYPE OPERATION INTERVALS F T...

Page 93: ...filter Figure 2 Removal of air filter Clean filter with compressed air or with neutral detergent and air dry it Reinstall filter and grid panel If filter cannot be cleaned replace the filter Suitable filters are available as spare parts CAUTION Insert the filter making sure that the surface with the wider meshes is ori ented towards the outside CAUTION DO NOT install wet filter ...

Page 94: ... is incremented every time the system tempera ture is out of the operating temperature range This counter is incremented every time the scan head tem perature is out of the operating temperature range This counter is incremented every time the service interface detect a MMC error Counter of the safety functions events The safety functions events counter is incremented every time the INTERLOCK or L...

Page 95: ...of the laser source is out of the specified range Back Reflection Error This counter is incremented every time the laser source detect an high optical power reflected back to the laser Generic Error This counter is incremented every time the laser source detects an internal failure The BACKUP button shall be used to save the actual service data in a XML file BACKUP AND RESTORE SERVICE DATA INFO TY...

Page 96: ...the temperature of the environment where the control rack is placed The temperature must not exceed the operative limit Scan Head Temperature error Check the temperature of the environment where the scan head is placed The temperature must not exceed the operative limit Scan Head Connection error Contact Datalogic Technical Support Source Temperature error Check the temperature of the environment ...

Page 97: ... FOR START state Laser marker never goes to READY state Laser marker never goes to STANDBY SHUTTER CLOSED state PROBLEM DESCRIPTION POSSIBLE CAUSE ACTION Laser marker doesn t turn ON Power supply cable disconnected Check the POWER SUPPLY CABLE con nection to the power grid SWITCH of power supply set to OFF Check that the POWER SUPPLY switch is set to ON FUSES damaged Check that FUSES of power supp...

Page 98: ...heck that the STOP_MARKING signal on the Command Box connector is not set to HIGH level Incorrect photocell type or incorrect con nection Check that the photocell is compatible with the laser marker see Photocell on page 38 HIGH level pulsed signal start the marking process refers to Lighter user s manual Setting I O parameters paragraph to set the signal properties Lighter is not set in AUTO MODE...

Page 99: ...s not obstructed Laser marker is not in the correct state Check that the laser marker state is coher ent with the FOCUSING BEAM TYPE prop erty in Laser Engine Configuration LASER refers to Lighter User s Man ual Incorrect Focusing Beam setting Check FOCUSING BEAM TYPE property in Laser Engine Configuration LASER refers to Lighter User s Manual OFF always OFF AUTOMATIC active only during STANDBY SH...

Page 100: ... 92 AREX 400 REMOTE ASSISTANCE The laser marker is equipped with a remote connection tool that can be used for diag nostic purposes by Datalogic technical support NOTE The laser marker must be connected to the Internet ...

Page 101: ...type Laser Label scan head for Arex A20 X6X models Laser Label scan head for Arex 110 XXX 120 XXX 130 X6X and 150 X6X models Aperture Label Label for non interlock protective housing Caution possibility of electric shock USB port MAC Address for XXX X5X models MAC Address for XXX X6X models DANGER ...

Page 102: ... POWER ON STAND BY POWER ON positions COMMAND BOX Command Box connector AXES I O Control Axes connector SAFETY CIRCUIT Safety Circuit connector LAN LAN port LAN2 LAN3 only for XXX X6X models RS232 RS232 port VGA VGA port PHOTOCELL Photocell connector ENCODER Encoder connector DEVICE PORT 1 Device port 1 DEVICE PORT 2 Device port 2 EXT FOCUS External focusing beam connector Fuses T5A 110 120 A20 mo...

Page 103: ...ault with laser labels and labels for non interlock protective housing in Chinese and English language already attached to the product Additional labels in French Swedish German Italian Spanish and Korean languages are provided with the laser marker WARNING Be sure to attach the labels in a language understandable to operators in the locations shown in the figure Figure 3 Safety labels replacement...

Page 104: ...irective provides a list of Safety Requirements to which machinery must comply where relevant It is the responsibility of the final machine manufacturer to ensure that all the Safety Requirements are satisfied Several harmonized Standards have been published to support Manufacturers in Safety Requirements fulfillment For Laser Processing machine EN 60825 1 EN ISO 11553 1 The process that brings ev...

Page 105: ...ep is the Risk Reduction The 2006 42 EC Directive provides a hierarchy of measures for eliminating the risk 1 Inherently Safe Design Eliminate reduce risks as far as possible by machine design 2 Additional Protection Devices Install safeguarding and protective measures in relation to risks that cannot be eliminated by design 3 Personal Protective Equipment and or Training In case of Protective Dev...

Page 106: ... in their approval process as a voluntary act has applied in its laser marker where possible some points of above mentioned regula tions The examples of this appendix relate only to the features introduced in Arex XXX X6X models to assist in the laser radiation risk reduction CAUTION Any other risks mechanical electrical etc must always be evaluated and appropriate risk reduction measures taken wh...

Page 107: ...TION DIAGRAM USER MANUAL 99 SLO CONNECTION DIAGRAM INPUT LOGIC OUTPUT SLO is one of the components of the Protective System and Equipment SLO is intended to be used in combination with safety PLC or safety relays ...

Page 108: ...s each channel DC Coverage up to 99 Continuous operation yes Reaction Time Class IV to Class I 420 ms Reaction Time Class I to Class IV 520 ms IP degree IP54 Safety Circuit connector Sub D 15 F type Number of Channels 2 Category 3 MTTFd 161 years each channel l DC Coverage up to 99 Continuous operation yes Reaction Time Class IV to Class I 420 ms Reaction Time Class I to Class IV 520 ms IP degree ...

Page 109: ...VERITY SEVERE irreversible eye damage RISK FREQUENCY RARE 1 month for maintenance AVOIDANCE PROBABILITY POSSIBLE with DPI RISK REDUCTION INTERLOCKED DOOR Estimation of PLr for door interlock safety function SEVERITY SEVERE S2 FREQUENCY SELDOM F1 POSSIBILITY OF AVOIDING HAZARD POSSIBLE P1 Severity of injury S S1 Slight normally reversible injury S2 Serious normally irreversible injury or death Freq...

Page 110: ...cattered laser radiation RISK SEVERITY SEVERE irreversible eye damage RISK FREQUENCY SELDOM 1 week AVOIDANCE PROBABILITY NOT POSSIBLE RISK REDUCTION INTELOCKED DOOR Estimation of PLr for door interlock safety function SEVERITY SEVERE S2 FREQUENCY SELDOM F1 POSSIBILITY OF AVOIDING HAZARD NOT POSSIBLE P2 Severity of injury S S1 Slight normally reversible injury S2 Serious normally irreversible injur...

Page 111: ... damage RISK FREQUENCY FREQUENT 1 minute AVOIDANCE PROBABILITY NOT POSSIBLE RISK REDUCTION INTELOCKED DOOR Estimation of PLr for door interlock safety function SEVERITY SEVERE S2 FREQUENCY FREQUENT F2 POSSIBILITY OF AVOIDING HAZARD NOT POSSIBLE P2 Severity of injury S S1 Slight normally reversible injury S2 Serious normally irreversible injury or death Frequency and or exposure time to hazard F F1...

Page 112: ...on is provided in compliance with regulations set by Interna tional Authorities and it refers to proper use of the laser marker WARNING It is crucial that you protect yourself against beams of reflected or direct light as they cause permanent damage to your skin ...

Page 113: ... 105 WARNING Staring directly at a laser beam may cause irreversible damage to your eyes WARNING Wear safety goggles while using the laser marker BEFORE INSTALLING AND USING THE LASER MARKER CAREFULLY READ THIS MANUAL ...

Page 114: ...e norms This means that the laser radiation level emitted by these laser markers is dangerous even when not directly exposed to the laser beam Partial reflected laser beam or scattered laser radiation surfaces can cause damage to human eye and skin It is therefore manda tory that customer apply all applicable regulatory safety protection measures when integrating these laser markers into their mac...

Page 115: ...e do vision sensors Regarding human skin the tissue abortion level is higher for the same wavelength range but the maximum exposure tolerance level before there is a damage is different com pared to eye Retina Vitreus Body Cornea Optical Nerve Crystalline Lens Crystalline Humor Figure 1 Eyeball section The damage mechanism that absorbed laser radiation can cause depends on the radia tion wavelengt...

Page 116: ...rgence depends on the F theta scan lens specifications and thus varies with the different laser marker models While marking the laser radia tion is typically scattered at the object being marked Special attention must my taken with objects with high reflectivity to the laser wavelength range since such objects may not only reflect the laser radiation but also change its characteristics according t...

Page 117: ...rolonged exposures if is such protective means respect applicable norms for the type of laser radiation WARNING Do not look to reflected laser beam Individual Protection Devices such goggles may only provide protection for a short period of time and thus do not warrant protection for exposure to reflected laser radiation WARNING Many materials including metals and plastics have surfaces that stron...

Page 118: ... been done following the CEI EN 60825 1 2014 Normative regarding nominal distance and optical risk in the worst condition and in case of acci dental exposure of 10 seconds for direct radiation and 100 seconds for diffused radia tion RIF 1070 nm 10 nm 1065 nm 15 nm for Arex A20 X6X 1120 nm Raman emission Q Switched fiber laser MOPA fiber laser for Arex A20 X6X Direct radiation 1 mJ 10 kHz for Arex ...

Page 119: ...ger than the accidental exposure period In case of exposure at 0 5 m for 10 seconds the suggested optical density for safety gog gles is CLASS L4 EYES AND SKIN RISKS If exposed to intense Laser radiation even of a short duration or a less intense but lon ger lasting duration both the Cornea and the Retina can burn and be damaged irrepara bly This is particularly critical for Class 4 laser beam If ...

Page 120: ...s designed for CAUTION Only Datalogic authorized personnel who have been trained and instructed on the electrical and optical risks is allowed to access the internal parts of the control rack Datalogic shall not be held liable for any damage caused by inadequate work from non authorized personnel CAUTION Only Datalogic authorized personnel who have been trained and instructed on the electrical and...

Page 121: ...ate double click the Laser Editor icon to start the layout editor application Click on the document type selector and choose Layer Work area the graphic work are where the marking layout is repre sented This example considers that the laser marker is controlled in Key Selector mode see Key Selector mode on page 44 ...

Page 122: ...ding objects to the cur rent document Edit String properties such as value font style etc using the Properties browser Properties browser give information about document or any selected object Edit Filling properties such as filling type interline etc using the Properties browser NOTE Consult Lighter software user s manual for a proper use of the same ...

Page 123: ...TION Marking highly reflective materials might cause optical feedback into laser marker This may result into irreversible damage of the optical components of laser marker Verify that the position and geometry of the object to mark does not cause any reflection into the optical aperture of the laser marker F Theta scan lens Please contact our Customer Support Service for support on your particu lar...

Page 124: ...USING MARKING SOFTWARE 116 AREX 400 In READY state adjust the Laser parameters using the Properties browser Press the Send Marking button in the Laser Toolbar ...

Page 125: ...the device memory Click on the Show Laser Engine button to display Laser Engine window Documents tab lists all the proj ect or documents that have been saved to the system Laser marker State Document preview this area shows how the graphic objects will be actually marked AUTO MANUAL Mode button allows switching between the two available working modes Auto mode the engraving operations are executed...

Page 126: ...e document from the list and click on the To Auto Mode button Auto Manual The laser marker is ready to mark the document using external START_MARKING and STOP_MARKING signals NOTE Consult Lighter software user s manual for a proper use of the same ...

Page 127: ...lly 200 kHz for the 8 ns pulse profile the average power dash lines remains constant while the pulse energy peak power solid lines will change This is the more common operating region for most applications Datalogic designates this region as the Constant Average Power Region A characteristic of the Datalogic Arex A20 X6X laser marker is that user is allowed to operate the laser at pulse repetition...

Page 128: ... 500kHz for Pulse Profile 200ns the fmax is 250kHz and for Pulse Profile 250ns fmax is 200kHz The Arex A20 X6X shows similar behavior for all other pulse profiles within the same operating conditions For each pulse profile there is a maximum allowed input fre quency fmax and a Transition Frequency fT refer to your device Test Report for details about your specific laser As illustrated in following...

Page 129: ...oftware interface see Lighter Pulse Profile Configuration on page 123 The following figures illustrates the typical pulse shape of these pulse profiles at 200 kHz fre quency 4 ns 8 ns 12 ns 30 ns 50 ns 100 ns 200 ns 250 ns Figure 3 Typical optical output pulse shape for standard laser single pulse profiles at 200 kHz bandwidth limited by 500 MHz oscilloscope ...

Page 130: ...like The following pictures illustrates for some typical Pulse Profiles the pulse shape varia tion in the Constant Average Power Region and the Constant Energy Peak Power Region Figure 4 Typical optical output pulse shape in the Constant Average Power Region at 200kHz left and the Constant Energy Peak Power Region at 20kHz right If operating below transition frequency fT the user can vary the puls...

Page 131: ...Creating a document with multiple objects using a single pulse profile You can create documents with multiple objects using the same pulse profile To accomplish this create a new document In the Property window Laser section select the Pulse Profile you want to use for the entire document ...

Page 132: ...he new objects are shown in black color to indicate that their laser property are the same as those set for the document Creating a document with multiple objects using different pulse pro files You can create a document with multiple objects each having its own Pulse Profile To accomplish this create a new document Add the desired objects to the document using the Insert object toolbar ...

Page 133: ...lect the object you want to change the Pulse Profile In the Property window flag the Custom laser parameters property and select the desired Pulse Profile The object will be shown in blue color to indicate that its laser property are different from those set for the document NOTE Consult Lighter software user s manual for a proper use of the same ...

Page 134: ...RKING SOFTWARE This document describes how to update the software version 1 Close Lighter Laser Editor and Laser Engine right click on the icon in the tray bar and select QUIT QUIT 2 Run the new Lighter Suite installer from an external USB device 3 Press Next to continue ...

Page 135: ... THE MARKING SOFTWARE USER MANUAL 127 4 Press I Agree to continue 5 Check I accept the terms of the License Agreement and press Next to continue 6 Choose the INTERCATIVE installation type and press Next to continue ...

Page 136: ...FTWARE UPGRADE 128 AREX 400 7 Choose the components to install and press Next to continue 8 Do not change the destination folder and press Install to continue 9 Press OK to uninstall the old Lighter Suite version ...

Page 137: ... MARKING SOFTWARE USER MANUAL 129 10 Press Next to continue 11 Select the components of the old Lighter Suite version to remove and press Uninstall 12 Wait until the unistallation is complete and press Close to continue ...

Page 138: ...ate upon completion a window informs the user that data is automatically saved in the operating system operating system will be shut down automatically within the next 10 seconds wait until the operating system shuts down automatically black screen POWER OFF the laser marker to complete installation POWER ON the laser marker and wait until the operating system is restarted automatically Procedure ...

Page 139: ...er that data is automatically saved in the operating sys tem operating system will be restarted automatically within the next 10 seconds wait until the operating system is restarted automatically CAUTION DO NOT turn OFF or UNPLUG the laser marker while Windows is restart ing ...

Page 140: ...rker Insert the USB recovery disk provided with the laser marker in the USB port Turn ON the laser marker and press the ESC key to enter the BIOS menu Go to BOOT menu select Hard Drive BBS Priorities and press the ENTER key Select Boot Option 1 and press the ENTER key Select the USB disk from the list and press the ENTER key Press the F4 key Select YES and press ENTER The laser marker will restart...

Page 141: ...e RESTORE_DISK_C_PCM3365 to restore disk C and press ENTER key In the next screen choose NANDrive or SATA_Flash as target disk and press ENTER key In some cases you may be asked to confirm the operation Press ENTER key to con tinue Wait for the end of the procedure about 20 minutes Select Enter command line prompt and press ENTER key ...

Page 142: ...TA_SSD or SQF xxxxx as target disk and press ENTER key In some cases you may be asked to confirm the operation Press ENTER key to con tinue Wait for the end of the procedure about 2 minutes Select Power off and press ENTER key Wait some seconds until the shutdown process is done Turn OFF the laser marker using the main switch Remove the USB recovery disk from the USB port ...

Page 143: ... message will advise you that the operating system is initializing the new hard ware WAIT until the process is completed A message advise you that Windows will be automatically rebooted WAIT for operating system restart CAUTION DO NOT turn OFF or UNPLUG the laser marker while Windows is restart ing ...

Page 144: ...very disk Select the right test layouts files based on the laser marker model Copy the selected test layouts files file in D DATA DOCS LAYOUTS folder Shut down the operating system WAIT until operating system shuts down Remove the USB recovery disk from the USB port Power off the laser marker In order to work the marking software must be customized with the cor rect configuration file If the Laser...

Page 145: ...USER MANUAL 137 APPENDIX H MECHANICAL DRAWINGS ...

Page 146: ...MECHANICAL DRAWINGS 138 AREX 400 CONTROL RACK NOTE Please refer to Datalogic website for detailed drawings ...

Page 147: ...SCAN HEAD USER MANUAL 139 SCAN HEAD NOTE Please refer to Datalogic website for detailed drawings ...

Page 148: ...ight no part of this documentation may be repro duced stored in or introduced into a retrieval system or transmitted in any form or by any means or for any purpose without the express written permission of Data logic S p A and or its affiliates Datalogic and the Datalogic logo are registered trademarks of Datalogic S p A in many countries including the U S and the E U www datalogic com 821005644 R...

Reviews:

No comments

Related manuals for Arex 400

Brand: rainforest Pages: 2

Brand: Kanomax Pages: 2

Brand: Keithley Pages: 156

Brand: Callaway Pages: 11

Brand: Datalogic Pages: 6

Brand: Datakom Pages: 4

Brand: Datakom Pages: 38

Brand: Hammond Pages: 130

Brand: Nady Audio Pages: 2

Brand: Vaisala Pages: 40

Brand: ProsKit Pages: 10

Brand: TQC Sheen Pages: 16

PASPORT PS-2174

Brand: PASCO Pages: 4

Brand: Unipro Pages: 2

sound SMART RLT Sport

Brand: VCA Pages: 36

Brand: L.R. Baggs Pages: 6

Brand: Princeton Instruments Pages: 28

Brand: R&S Pages: 60

Brands by name

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Popular brands

Load more brands