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Visolux VB34, Instruction Manual

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Barcode reader VB34

Table of contents and general information

Subject to reasonable modifications due to technical advances.

Copyright Fuchs, Printed in Germany

Fuchs Group • Tel.: Germany (06 21) 7 76-0 • USA (330) 4 25 35 55 • Singapore 7 79 90 91 • Internet http://www.pepperl-fuchs.com

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Declaration of conformity

We, Fuchs GmbH, declare herewith at our sole responsibility that the 

Barcode Scanner VB34

and all models of this product to which this declaration pertains, are compliant with 
the following standards and other regulating documents 

EN 55022, August 1994:

RADIO INTERFERENCE OF INFORMATION 
TECHNOLOGY EQUIPMENT (ITE), MEASURING 
METHODS AND LIMITS

EN 50082-2, March 1995:

ELECTROMAGNETIC COMPATIBILITY, 
GENERIC IMMUNITY STANDARD PART 2: 
INDUSTRIAL AREA

and the guidelines of the following directive(s):

89/336 CEE AND SUBSEQUENT CHANGES MADE,
92/31 CEE; 93/68 CEE

Fuchs GmbH, in D-68301 Mannheim, has a certified quality assurance 
program in accordance with ISO 9001.

A corresponding declaration of conformity may be requested from the 
manufacturer.

Note

ISO9001

Summary of Contents for VB34

Page 1: ...FACTORY AUTOMATION Instruction Manual Barcode Reader VB34 ...

Page 2: ...y the Central Association of the Electrical Industry Zentralverband Elektrotechnik und Elektroindus trie ZVEI e V in its most recent version as well as the supplementary clause Expanded reservation of proprietorship We at Pepperl Fuchs VISOLUX recognize a duty to make a contribution to the future For this reason this printed matter is produced on paper bleached without the use of chlorine ...

Page 3: ...description 11 5 2 Available models 13 5 3 Displays 13 5 4 Oscillating mirror models 13 5 5 Accessories 16 6 Installation 16 6 1 Contents of the package 16 6 2 Mechanical installation 17 6 2 1 Installation of the reader 17 6 2 2 Installation of the reader with accessories 20 6 3 Electrical connections 21 6 3 1 Primary secondary interface and I O connections 23 6 3 2 Lonworks connector 32 6 3 3 Eth...

Page 4: ...rk Assistant 58 7 3 Enhanced configuration 59 7 4 Basic settings for parameters 60 8 Optical properties 63 8 1 ACR technology ACR 3 reconstruction 63 8 1 1 Tilt angle for the ACR reconstruction 64 8 2 PackTrack 65 8 2 1 PackTrack calibration 66 8 3 Read diagrams 68 8 3 1 VB34 standard model 69 8 3 2 VB34 model with reflex mirror 79 9 Maintenance 89 9 1 Cleaning 89 10 Troubleshooting 89 11 Technica...

Page 5: ...dels of this product to which this declaration pertains are compliant with the following standards and other regulating documents EN 55022 August 1994 RADIO INTERFERENCE OF INFORMATION TECHNOLOGY EQUIPMENT ITE MEASURING METHODS AND LIMITS EN 50082 2 March 1995 ELECTROMAGNETIC COMPATIBILITY GENERIC IMMUNITY STANDARD PART 2 INDUSTRIAL AREA and the guidelines of the following directive s 89 336 CEE A...

Page 6: ...2 2 Laser safety The following information is listed for compliance with the rules defined by the international authorities and refers to the proper use of the VB34 reader 2 2 1 Standard regulations This reader is provided with a low energy laser diode Even though according to the current state of knowledge directly looking into the laser beam does not cause any biological damage you should avoid ...

Page 7: ...on the head of the reader Figure 3 1 and Figure 3 2 Figure 2 1 Laser safety labels for oscillating mirror and standard models Figure 2 2 Warning and device classification labels The name plate is located on the lower part of the reader Figure 3 1 Figure 2 3 Name plate The laser diode used by this device is classified as a class 3B laser product according to EN 60825 1 and as a class IIIb laser pro...

Page 8: ...se radiation to be emitted with the maximum power of the laser diode 35 mW at 630 680 nm 2 3 Voltage supply This product may be installed by qualified personnel only All VB34 models This device is designed for supply by a UL listed power pack with the classification Class 2 or by a low voltage power pack which connects the supply voltage directly via the 25 26 pin connector to the reader 3 Device ...

Page 9: ...chs Printed in Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Figure 3 2 Device view VB34 reflex mirror version Figure 3 3 Partial view of display and key pad Laser exit window Laser safety label Program key pad TXD data LED Phase on LED Power on LED LCD display ...

Page 10: ...nnector cover for Ethernet models Figure 3 6 View of connector cover for DeviceNet models Figure 3 7 View of connector cover for Profibus models 25 pin Sub D con nector for primary secondary interface 9 pin Lonworks socket 9 pin Lonworks connector 26 pin Sub D con nector for primary secondary interface 9 pin Lonworks socket RJ45 connector for Ethernet interface 26 pin Sub D con nector for primary ...

Page 11: ...l interface RS232 RS485 half duplex RS485 full duplex 20 mA current loop secondary interface inputs outputs etc For further information please refer to the sections in Chapter 6 3 5 Configure the VB34 reader by installing and executing the configuration software from the enclosed CD ROM The most important steps are Select the codes to be read Configure the communication parameters Define the data ...

Page 12: ... VB34 master readers using one of the following methods c Configure the VB34 reader as the master using the key pad of the reader Chapter 6 9 d Configure the VB34 reader as the master using configuration software Chapter 7 2 2 3 Establish a connection to the VB34 master reader in order to configure the network layout using the configuration software 4 Configure all VB34 slave readers using the con...

Page 13: ...ion from the minimum position to the maximum position in less than 10 ms In typical applications with a reading distance of less than 1 m the reading position is reached in 4 ms Thanks to a new generation of decoders with StrongARM CPU and ACR technology ACR 3 reconstruction the VB34 reads all current barcodes even under demanding ambient conditions The reader is also available in a version with a...

Page 14: ...ed in the base assembly When the read head is replaced the scanner is configured auto matically Simple installation with minimum space requirement Reading pallets or large objects over greater distances and with a large field of view VB34 with dynamic focussing system Flash Reading objects on conveyor belts VB34 implements Packtrack function ality in order to increase the production of the plant b...

Page 15: ...cillating mirror models Oscillating mirror models are used when large reading areas must be covered mainly in the case of horizontal barcodes picket fence barcodes The VB34 contains a special optical head with an integrated oscillating mirror which is driven by a linear motor Speed precision repeatability and reliability of this drive technology guarantee a high performance The new oscillating mir...

Page 16: ...s Otherwise the scanner can be installed with a tilt angle of 17 5 in order to achieve a horizontally symmetric deflection range Figure 5 2 Reading position of the oscillating mirror In the above example the zone in which the scanning lines meet the reflecting surface vertically corresponds to a neutral area in the middle of the reading field The mirror can be deflected by up to 40 In relation to ...

Page 17: ...respectively The scanner can be tilted so that the software setting of 17 5 lies on the horizontal as a 0 reference Figure 5 4 End angle position for the oscillating mirror These models have a higher read rate 1200 read processes second than the standard models which is not influenced by the oscillating mirror The following example shows a setting of 10 for the lower line and an angle of 20 for th...

Page 18: ...ing list are contained in the packaging This packing list contains VB34 reader Instruction manual CD ROM with the configuration software Mounting angle and screws Accessories Description CAB 6002 SH3339 Cable on C BOX 100 2 m length CAB 6005 SH3339 Cable on C BOX 100 5 m length CAB 6012 SH3339 Cable on C BOX 100 2 m length VB34 fieldbus version CAB 6015 SH3339 Cable on C BOX 100 5 m length VB34 fi...

Page 19: ...head with the optical reading system maintains its optimum position The head and the base assembly can be turned independently of each other thus making a successful installation possible even in critical environments Figure 6 2 Step a Head function To turn the head of the reader perform the following steps 1 Remove the head from the base by the unscrewing the four fixing screws 2 Turn the head in...

Page 20: ...ble modifications due to technical advances Copyright Pepperl Fuchs Printed in Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Figure 6 3 Dimensions VB34 Figure 6 4 Dimensions of mounting angle ST 237 ...

Page 21: ...ons due to technical advances Copyright Pepperl Fuchs Printed in Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Figure 6 5 Dimensions of VB34 oscillating mirror model Figure 6 6 Dimensions of mounting angle ST 210 ...

Page 22: ...etwork layout ST 237 mounting angle ST 210 mounting angle FBK 6000 quick mounting bracket ST 237 is a mounting angle with 105 for mounting the reader as shown in the following figure Figure 6 7 Fixing the ST 237 mounting angle ST 210 is a mounting angle with 90 for mounting the reader as shown in the following figure Figure 6 8 Fixing the ST 210 mounting angle FBK 6000 is a quick mounting bracket ...

Page 23: ... of 2 screws Figure 6 10 Fixing the assembly to the mounting angle 6 3 Electrical connections The individual reader models have the following connectors Reader model Connector Master slave 25 pin connector for interface and input output connections 9 pin connector Lonworks 9 pin socket Lonworks EtherNet 26 pin connector for interface and input output connections 9 pin socket Lonworks RJ45 connecto...

Page 24: ...VS 2 4 6 GND 7 8 Grounding 20 40 Reserved Inputs 27 EXT TRIG A polarity exchangeable 28 EXT TRIG B polarity exchangeable 29 IN 2A polarity exchangeable 30 IN 2B polarity exchangeable 31 33 IN 3A polarity exchangeable 32 34 IN 4A polarity exchangeable 36 IN 3B IN 4B reference earth polarity exchangeable Outputs 21 Out 1 22 Out 1 23 Out 2 24 Out 2 25 Out 3A polarity exchangeable 26 Out 3B polarity e...

Page 25: ...connection layout of the 25 26 pin Sub D connector Pin Description Function 1 Shield The shielding is internally connected with chassis ground via a capacitor 20 RXAUX Received data of the RS232 interface ground related 21 TXAUX Transmitted data of the RS232 interface ground related 8 Out 1 Plus lead of the digital output 1 22 Out 1 Minus lead of the digital output 1 11 Out 2 Plus lead of the digi...

Page 26: ...er to the following sections RS232 interface In conjunction with a computer the data of read codes and the configuration of the reader are transmitted via this interface Depending on the model the following pins the 25 or 26 pin connector are used for the RS232 interface The RTS and CTS signals control the data transmission and ensure the synchronisation of the two communication partners Connectio...

Page 27: ...ntinuous not running in dialog operation communication protocols in point to point configuration In this case greater distances and a higher tolerance towards electrical interfering signals compared with the RS232 interface can be realised In full duplex operation the RS485 interface uses the following pins of the 25 pin or 26 pin connector Figure 6 13 Connection layout of the RS485 interface full...

Page 28: ...on as passive or as active current loop i e as sink or source Wiring as source In the case of an operation as source the 26 pin connector is wired as follows For 20 mA current loop GND lies on the ground potential of the reader voltage supply Figure 6 15 20 mA current loop wiring as source active If the VB34 reader is connected to a C BOX 100 via a CAB 61X0 the signals are connected to the followi...

Page 29: ...als are connected to the following terminals of the C BOX 100 Secondary interface The secondary serial interface is designed as a fixed RS232 full duplex interface The interface is configured using the configuration software In full duplex operation the RS232 interface uses the following pins of the 25 pin or 26 pin connector Pin Description Function 2 CLOUT Current loop output 4 CLOUT Current loo...

Page 30: ... yellow LED indicates that the EXT_TRIG signal is active IN3 and IN4 can be used as stop signal for the read cycle All inputs are galvanically isolated by means of optocouplers independent of polarity and are supplied via a constant current generator The control signal is lead via a debounce filter with a delay of 5 ms or 500 ms EXT_TRIG IN3 and IN4 work with the same filter constant which is usua...

Page 31: ...inted in Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Figure 6 19 Input wiring with control via PNP signal Figure 6 20 Input wiring with control via NPN signal Figure 6 21 Input wiring with control via NPN signal Figure 6 22 Input wiring with control via PNP signals ...

Page 32: ...ver there is no galvanic isolation The voltage on pins A and B of the input connector is identical to the supply voltage of the scanner The characteristic values of these inputs are Maximum voltage 30 V Maximum current 10 mA Outputs Three outputs are available The function of the three outputs OUT1 OUT2 and OUT3 can be defined by the user Please refer to the online help for further information In ...

Page 33: ... collector current if one of these outputs is continuously deactivated the maximum current must not exceed 40 mA even if up to 130 mA is permissible for pulsed operation Figure 6 24 Connection layout of output 1 and output 2 OUT3 is designed as a bidirectionally semiconductor relay with integrated current limit and has thus different characteristic electrical values At an ambient temperature of 25...

Page 34: ...s_Enc_I O to the slave devices If for example an application works with an encoder the signal is received by the master and transmitted via the cable directly to all slave devices The internal circuits which generate the system signals are powered externally via the pins VS_I O and REF_I O and are galvanically isolated from the voltage supply of the reader These system circuits do not have to be u...

Page 35: ...ation network Lonworks Interface The Lonworks network consists of readers with input and output which can be connected to a multiple side or station wide system Generally the VB34 master uses the 9 pin socket as the output to the first slave reader while the 9 pin connector is completed with a BTK6000 termination network see Chapter 6 7 2 for details With a T network configuration both connector p...

Page 36: ...he termination is shown as T The following figure shows the switching of the termination network Figure 6 29 Circuit diagram of the BTK 6000 termination network The following figure shows the termination of a VB34 operated as the master with a BTK 6000 termination network Figure 6 30 Termination of a VB34 master The following figure shows the termination of a VB34 operated as the slave with a BTK ...

Page 37: ... The following figure shows the connection of a VB34 fieldbus model which always acts as the master with a VB34 reader operated as the slave Figure 6 32 VB34 master slave Lonworks connection 6 3 3 Ethernet connector This connector is only available with VB34 Ethernet models and allows for an Ethernet connection between the host and the reader Figure 6 33 RJ45 cable connector Figure 6 34 VB34 RJ45 ...

Page 38: ...ters in a network or for the direct connection of a PC to the reader The following example shows the network connection via a hub with an uncrossed cable standard network cable Figure 6 35 Uncrossed cable The following example shows the direct connection of the reader to a PC with a crossover cable Figure 6 36 Crossover cable For additional information refer to document Ethernet pdf which is avail...

Page 39: ...lable with the Profibus model of the VB34 and allows for a connection between the reader and a higher level system Figure 6 38 9 pin Profibus socket When the DeviceNet is used the primary serial interface is deactivated and must not be interfaced with another device VB34 electrical connections of the 5 pin DeviceNet connector Pin Description Function 2 V Supply voltage plus 5 CAN_L CAN bus data le...

Page 40: ...pply voltage of an individual reader must lie between 15 and 30 V DC In master slave configurations VISOLUX recommends a voltage supply with at least 24 V DC The power consumption of the different VB34 models is slightly different When several VB34 readers are connected in a master slave configuration the maximum power consumption per reader is 15 W Starting the motor results in a peak demand of a...

Page 41: ... 40 VB34 test cable 6 5 Adjusting the reader The VB34 reader is able to read labels at most angles however a strong distortion can have an unfavourable effect on reading performance When assembling the VB34 note the following three ideal angles for the label position Tilt angle 0 angle of rotation 10 to 30 and rotation 0 Follow the proposals in the next paragraph how best to position the reader Th...

Page 42: ...gle of rotation is represented by the value S see figure 42 Adjust the reader in such a way that the angle of rotation is at least 10 This prevents a direct reflection of the laser beam emitted by the reader With oscillating mirror models this angle mirrors the smallest deflection or the scanning line that is closest to the horizontal All other scanning lines have an angle of rotation of more than...

Page 43: ...image Generally the angle of rotation should lie between 10 and 20 This prevents a direct reflection of the laser beam emitted by the reader Furthermore the mounting angle allows for an adjustment of the tilt angle T in the following figure generally 0 for an optimum alignment of the reader Figure 6 44 Standard installation 6 6 2 Installation with an angle of rotation of 45 The VB34 reader is fixe...

Page 44: ...t to point In a point to point arrangement the data is transmitted both via the primary and secondary interface The primary interface can be adjusted to the full duplex communication in accordance with the RS232 or RS485 standard Depending on the VB34 model various hardware configurations are possible Master slave models During online operation the reader is activated by an external trigger light ...

Page 45: ... loop arrangement via the secondary interface all VB34 models can be integrated into a network with different readers without the need for a Lonworks interface In this loop arrangement two or more readers can be connected to a single external serial interface Each VB34 reader also provides the messages which it received on the secondary RS232 interface via the primary interface also RS232 In this ...

Page 46: ...any 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Light barrier presence sensor connected to the external trigger input Figure 6 48 Loop arrangement for VB34 master slave models Light barrier presence sensor connected to the external trigger input 1 Primary serial interface 2 Secondary serial interface Figure 6 49 Loop arrangement for fieldbus models ...

Page 47: ...ter reader is connected via the primary RS232 interface and a C BOX 100 to a computer If the INT 60 accessory option is installed a 20 mA current loop can be used For the RS232 master slave arrangement a central external trigger signal is used a light barrier Light barrier presence sensor connected to the external trigger input 1 Primary serial interface 2 Secondary serial interface Figure 6 50 RS...

Page 48: ...ence sensor connected to the external trigger input 1 Primary serial interface 2 Secondary serial interface Figure 6 51 RS232 master slave for VB34 master slave fieldbus models 6 7 4 Multiplexer The Multiplexer layout serves to integrate VB34 slave readers into a Multidrop network which consists of different readers without a Lonworks interface All the readers are connected via the primary interfa...

Page 49: ...can be used in the network depends on the system operating conditions especially on the operating mode and the volume of data The online operating mode for additional information see the configuration software online help supports for example a maximum of 8 slave readers With regard to the design of your network always consider the following points from an electrical point of view the network supp...

Page 50: ...read cycle with a message from the master reader to the local host The online operating mode is used in this layout Presence sensor connected to the external trigger input Figure 6 53 Central light barrier with 2 readers The following figure shows a system with four readers which are supplied via two power packs The master reader receives the external signals triggers serial host signals etc and i...

Page 51: ...ith five readers in which the master reader receives the external signals triggers serial host signals etc and is supplied together with slave 1 and slave 2 via a C BOX 100 while slave 3 and slave 4 are connected via a CAB610X cable to a second power pack This is necessary because the C BOX 100 can supply a maximum of 3 readers The CAB611X cable connects two separate groups master slave 1 and slav...

Page 52: ...ing the two separate groups does not carry over the supply In this example this is cable CAB611X between slave 2 and slave 3 Light barrier presence sensor connected to the external trigger input Figure 6 56 Multiple light barrier with more than 3 readers 6 7 6 Fieldbus network Fieldbus models Ethernet Profibus and DeviceNet enable communication in fieldbus environments without a converter or adapt...

Page 53: ...t Figure 6 57 Fieldbus layout with a central light barrier As already described a C BOX 100 can supply a maximum of 3 readers If more than 3 readers are used connect the different groups with a CAB611X cable which does not loop in the supply lines and supply the individual groups separately 6 8 FLASH dynamic focusing An innovation of the VB34 is the linear motor which can be used to control the re...

Page 54: ...ent screw Figure 6 58 Flash fixed adjustment 6 8 2 Continuous adjustment With continuous adjustment the focus position is continuously adjusted with a defined frequency f1 in the following figure between minimum and maximum This Flash function makes it possible to use the entire read range of the VB34 if the objects to be recognized are large and move slowly Typical areas of application for contin...

Page 55: ...ication and developed further Figure 6 61 Flash D Flash operating mode 6 9 Key field and display The VB34 key field makes it possible to call a menu using the following functions Internal Net Test mode These adjustments can also be made via the configuration software For additional information refer to Chapter 7 6 9 1 Internal Net This sub menu is used to configure the VB34 reader in a master slav...

Page 56: ... for 2 seconds at the same time to call the main menu 2 Press the key arrow up or arrow down to select the Test Mode menu option and press ENT Enter to call the option The reader switches to test mode 3 Press the key arrow up to exit the test mode 4 Press the key arrow up or arrow down to select the Exit menu option and press ENT Enter to call the option The reader exits the main menu and returns ...

Page 57: ... Figure 7 1 Start window for configuration program Less experienced users should select the option Wizard where an Assistant will guide you step by step through the configuration of the reader The following parameters must be defined Selection and definition of the barcodes Selection and definition of the operating mode for more information see the follow ing sections Configuration of the digital ...

Page 58: ...letion window of the Configuration Assistant Test operating mode Figure 7 3 Selecting the test operating mode In the test mode the reader is continuously activated in order to check the optical adjustments as well as the reading position of the barcodes This operating mode should be used during the installation phase of the reader After 100 read processes the read data and an internal counter are ...

Page 59: ...ctive the VB34 reader attempts to enter and decode the code If the decoding cycle is completed successfully the barcode data is transmitted via the serial interface Otherwise a message stating that no data was read is transmitted Automatic operating mode Figure 7 5 Selecting the automatic mode No connection to an external presence sensor is required for this operating mode In this operating mode t...

Page 60: ...layed in the relevant device window The following code numbers are assigned to the device types Since this tool is only available for a VB34 master your reader must first be configured as the master as shown in the following figure Figure 7 6 Network setting of the local device After that the network settings can be defined by starting the Network Assistant 1 If the Assistant cannot be started act...

Page 61: ...d b If the slave readers have not yet been configured and connected to the network click the symbol in order to add a new device to the configuration During this process you also have to enter the model and device address The slave reader you added will then appear in the Current Devices area 3 If you want select the transferred added slave readers in the Requested Devices area and click the symbo...

Page 62: ... setting an Online help is available which is represented in an HTML browser It is called via the configuration help option in the help menu Furthermore after selecting the desired parameter a context sensitive help is available via the F1 key 7 4 Basic settings for parameters The following table describes the default settings for VB34 The configuration software also allows the current parameter s...

Page 63: ...de symbology Length of label Minimum for label length Maximum for label length Minimum of code position Maximum of code position Check digit Decoding complexity Comparison string Single label Global message if read process without result CAN Interleaved 2 from 5 8 0 255 Deactivated 3 Empty Code 39 Variable 1 48 0 255 Deactivated 3 Empty Operating modes Operating mode selection Online options Start...

Page 64: ...with reading without results Trigger selection for sending the message Parameters Opening text Code direction ID Code ID Termination string Separators for data packets Setting for code field length With data Activated After decoding STX Deactivated Deactivated CR LF CR LF Variable length Primary serial interface Transmitted data Parameters Communication type of primary interface Interface standard...

Page 65: ...nti disturbance hardware for input 2 Operating mode has priority before active input 1 Operating mode has priority before active input 2 Operating mode has priority before active input 3 Operating mode has priority before active input 4 5 ms 500 µs Active when closed Active when closed Active when closed Active when closed Output 1 Lead status Activating event Alternative activating event Deactiva...

Page 66: ... contains the complete barcode The decoder aligns the individual partial scans correctly to each other and combines them in the correct sequence thereby creating the complete code The partial scans are aligned using the time difference between the partial scans which is calculated via reference elements in the code 8 1 1 Tilt angle for the ACR reconstruction The most important parameter in the det...

Page 67: ...rating mode an encoder and a presence sensor are required for tracking the moving targets The entire PackTrack functionality is programmed via the configuration software Please refer to the online help for further information In the following example the codes of two or more consecutive packets effectively lie in the reading zone at the same time This results in a situation in which the code of th...

Page 68: ...e direction of travel of the packets and the Z axis runs vertically to the conveyor belt upwards see the following figure Three barcodes are positioned in the scan line Three coordinates are displayed for each of these barcodes The X axis corresponds with the light barrier line Figure 8 6 PackTrack reference system 8 2 1 PackTrack calibration The reader can be calibrated via the configuration soft...

Page 69: ...ther dialog field in which the calibration can be started will appear Figure 8 9 Executing the PackTrack calibration After the code has been positioned to the desired position position 1 enter the X Y and Z code coordinates in the corresponding fields of the dialog field Click the Calibrate push button to start the calibration Repeat this process for position 2 and position 3 The Focus position fi...

Page 70: ...the minimum focus position with a straight vertical line The points of intersection between this line and the global reading zone give the minimum reading distance Figure 8 10 Calculating the reading zone Mark the external outline of the global reading zone with the origin 0 0 and a radial distance which is equal to the maximum work distance of the reader The points of intersection between this ou...

Page 71: ...d in Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Figure 8 11 Read diagram of the standard model with 0 20 mm 8 mils Remark 0 0 is the central position of the laser exit window Conditions Code interleaved 2 from 5 or code 39 PC 0 90 Tilt angle 0 Angle of rotation 10 20 Tilt 0 ...

Page 72: ...o technical advances Copyright Pepperl Fuchs Printed in Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com The curves show the minimum and maximum radial distances Figure 8 12 Radial distances for standard model with 0 20 mm 8 mils ...

Page 73: ...0 standard resolution 0 25 mm 10 mils The diagram shows a global reading zone which is practically the sum of all the possible focus positions and the reading zone which results for the VB34 from a focus position of 900 mm and a barcode density of 0 25 mm 10 mils The values for the maximum and the minimum distances are found in the radial distance curves in Figure 8 14 Figure 8 13 Read diagram of ...

Page 74: ...ed in Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Conditions Code interleaved 2 from 5 or code 39 PC 0 90 Tilt angle 0 Angle of rotation 10 20 Tilt 0 The curves show the minimum and maximum radial distances Figure 8 14 Radial distances for standard model with 0 25 mm 10 mils ...

Page 75: ...0 standard resolution 0 30 mm 12 mils The diagram shows a global reading zone which is practically the sum of all the possible focus positions and the reading zone which results for the VB34 from a focus position of 1100 mm and a barcode density of 0 30 mm 12 mils The values for the maximum and the minimum distances are found in the radial distance curves in Figure 8 16 Figure 8 15 Read diagram of...

Page 76: ...ed in Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Conditions Code interleaved 2 from 5 or code 39 PC 0 90 Tilt angle 0 Angle of rotation 10 20 Tilt 0 The curves show the minimum and maximum radial distances Figure 8 16 Radial distances for standard model with 0 30 mm 12 mils ...

Page 77: ...standard resolution 0 375 mm 15 mils The diagram shows a global reading zone which is practically the sum of all the possible focus positions and the reading zone which results for the VB34 from a focus position of 1400 mm and a barcode density of 0 375 mm 15 mils The values for the maximum and the minimum distances are found in the radial distance curves in Figure 8 18 Figure 8 17 Read diagram of...

Page 78: ...d in Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Conditions Code interleaved 2 from 5 or code 39 PC 0 90 Tilt angle 0 Angle of rotation 10 20 Tilt 0 The curves show the minimum and maximum radial distances Figure 8 18 Radial distances for standard model with 0 375 mm 15 mils ...

Page 79: ...00 standard resolution 0 5 mm 20 mils The diagram shows a global reading zone which is practically the sum of all the possible focus positions and the reading zone which results for the VB34 from a focus position of 1200 mm and a barcode density of 0 5 mm 20 mils The values for the maximum and the minimum distances are found in the radial distance curves in Figure 8 20 Figure 8 19 Read diagram of ...

Page 80: ...ed in Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Conditions Code interleaved 2 from 5 or code 39 PC 0 90 Tilt angle 0 Angle of rotation 10 20 Tilt 0 The curves show the minimum and maximum radial distances Figure 8 20 Radial distances for standard model with 0 50 mm 20 mils ...

Page 81: ...irror VB34 2500 OM resolution 0 20 mm 8 mils The diagram shows a global reading zone which is practically the sum of all the possible focus positions and the reading zone which results for the VB34 2500 OM from a focus position of 600 mm and a barcode density of 0 20 mm 8 mils The values for the maximum and the minimum distances are found in the radial distance curves in Figure 8 22 Figure 8 21 Re...

Page 82: ... Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Conditions Code interleaved 2 from 5 or code 39 PC 0 90 Tilt angle 0 Angle of rotation 10 20 Tilt 0 The curves show the minimum and maximum radial distances Figure 8 22 Radial distances for oscillating mirror model with 0 20 mm 8 mils ...

Page 83: ...esolution 0 25 mm 10 mils The diagram shows a global reading zone which is practically the sum of all the possible focus positions and the reading zone which results for the VB34 2500 OM from a focus position of 950 mm and a barcode density of 0 25 mm 10 mils The values for the maximum and the minimum distances are found in the radial distance curves in Figure 8 24 Figure 8 23 Read diagram of the ...

Page 84: ... Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Conditions Code interleaved 2 from 5 or code 39 PC 0 90 Tilt angle 0 Angle of rotation 10 20 Tilt 0 The curves show the minimum and maximum radial distances Figure 8 24 Radial distances for oscillating mirror model with 0 25 mm 10 mils ...

Page 85: ...esolution 0 30 mm 12 mils The diagram shows a global reading zone which is practically the sum of all the possible focus positions and the reading zone which results for the VB34 2500 OM from a focus position of 1100 mm and a barcode density of 0 30 mm 12 mils The values for the maximum and the minimum distances are found in the radial distance curves in Figure 8 26 Figure 8 25 Read diagram of the...

Page 86: ... Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Conditions Code interleaved 2 from 5 or code 39 PC 0 90 Tilt angle 0 Angle of rotation 10 20 Tilt 0 The curves show the minimum and maximum radial distances Figure 8 26 Radial distances for oscillating mirror model with 0 30 mm 12 mils ...

Page 87: ...olution 0 375 mm 15 mils The diagram shows a global reading zone which is practically the sum of all the possible focus positions and the reading zone which results for the VB34 2500 OM from a focus position of 1150 mm and a barcode density of 0 375 mm 15 mils The values for the maximum and the minimum distances are found in the radial distance curves in Figure 8 28 Figure 8 27 Read diagram of the...

Page 88: ...Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Conditions Code interleaved 2 from 5 or code 39 PC 0 90 Tilt angle 0 Angle of rotation 10 20 Tilt 0 The curves show the minimum and maximum radial distances Figure 8 28 Radial distances for oscillating mirror model with 0 375 mm 15 mils ...

Page 89: ...esolution 0 50 mm 20 mils The diagram shows a global reading zone which is practically the sum of all the possible focus positions and the reading zone which results for the VB34 2500 OM from a focus position of 1150 mm and a barcode density of 0 50 mm 20 mils The values for the maximum and the minimum distances are found in the radial distance curves in Figure 8 30 Figure 8 29 Read diagram of the...

Page 90: ... Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Conditions Code interleaved 2 from 5 or code 39 PC 0 90 Tilt angle 0 Angle of rotation 10 20 Tilt 0 The curves show the minimum and maximum radial distances Figure 8 30 Radial distances for oscillating mirror model with 0 50 mm 20 mils ...

Page 91: ... Troubleshooting Guide on troubleshooting Clean the window of the VB34 when the reader is switched off or at least when the laser beam is not active Before you contact your local Pepperl Fuchs distributors save the device configuration using the configuration program in a ddc file and make a note of the exact model and serial number of the device Description of error Diagnostics remedy Switch on T...

Page 92: ... light bar riers work trouble free Is the sensor reflector system if availa ble aligned correctly Online operating mode The LED Phase On of the master fol lows the trigger but the read system remains functionless no read proc ess Does the software configuration match the application conditions operating mode etc Check the corresponding parameters in the operating modes folder of the config uration...

Page 93: ...roperties tab and activate various code types except for pharmacode Length variable Is the code quality sufficient If the problem persists carry out a test with the test sheet from Datalogic en closed with the product Communication The device does not transmit any data to the host Is the cable for the serial interface con nected Is the wiring correct If using the primary RS232 or RS485 in terface ...

Page 94: ...nfiguration program select the folder DATA COMMUNICATION SET TINGS DATA FORMAT and check the entries for HEADER TERMINATOR SEPARATOR and FILL CHAR Also check the field CODE FIELD LENGTH for the code length Are the interface parameters set correct ly How do I find out the serial number of my device The serial number is located on a label above the connector of the reader The serial number can also ...

Page 95: ...115200 1200 to 115200 19200 Secondary RS232 1200 to 115200 Miscellaneous Lonworks Ethernet DeviceNet Profibus 1 25 Mb s 10 or 100 Mb s 125 or 250 Kb s 12 Mb s Inputs NPN or PNP with optocouplers External trigger 1 3 additional digital inputs Outputs with optocouplers 3 digit outputs programmable by software Figure system see remark 1 Light receiver Wave length Safety class Laser control APD avalan...

Page 96: ...ing modes Configuration types Parameter memory Up to 10 codes in a read cycle The transmitted messages can be adjusted via a section and a termination each with a length of 128 bytes Online Automatic Test Software Non volatile internal Flash memory Ambient conditions Operating temperature Storage temperature Humidity Vibration exposure Shock exposure Protection class 0 to 40 C 32 to 104 F 20 to 70...

Page 97: ...aces and represent numeric or alphanumeric data in a machine readable form Basically a barcode symbol consists of a quiet area zone at the start a start character data or contents characters check digit if used stop character and a subsequent quiet area zone Within this basic structure all the readable symbologies use their own format Barcode label A label containing a barcode which can be attache...

Page 98: ...l and vertical can refer to individual characters lines or whole coded objects Chapter 6 5 EEPROM This is short for Electrically Erasable Programmable Read Only Memory A non volatile memory Flash Flash is the new dynamic focussing system which is implemented in VB34 Flash is able to assume any reading position from the minimum position to the maximum position in less than 10 milliseconds In typica...

Page 99: ...ed Also refer to RS485 Tilt angle The rotation of the code in the X axis S Section Chapter 6 5 PackTrack PackTrack is a patented packet tracking system which improves the read functionality in omnidirectional stations PackTrack manages 6 page read systems where it is not possible to recognize the actual position of the code on the packet External accessories which are indispensable in traditional ...

Page 100: ... information Step a Head Step a Head makes it possible to turn the head of the reader and decoder base assembly independently from one another A result of the Step a Head technology is that the VB34 can always be installed in the ideal position In this instance it is possible to change the alignment of the connector plugs while the laser window retains its original position Symbol A combination of...

Page 101: ... 13 2005 99 Subject to reasonable modifications due to technical advances Copyright Pepperl Fuchs Printed in Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com Notes ...

Page 102: ... 06 13 2005 100 Subject to reasonable modifications due to technical advances Copyright Pepperl Fuchs Printed in Germany Pepperl Fuchs Group Tel Germany 49 621 776 0 USA 1 330 4253555 Singapore 65 67799091 Internet http www pepperl fuchs com ...

Page 103: ...y the Central Association of the Electrical Industry Zentralverband Elektrotechnik und Elektroindus trie ZVEI e V in its most recent version as well as the supplementary clause Expanded reservation of proprietorship We at Pepperl Fuchs VISOLUX recognize a duty to make a contribution to the future For this reason this printed matter is produced on paper bleached without the use of chlorine ...

Page 104: ... 330 4253555 Fax 1 330 4 25 93 85 e mail sales us pepperl fuchs com Asia Pacific Headquarters Pepperl Fuchs Pte Ltd P F Building 18 Ayer Rajah Crescent Singapore 139942 Tel 65 67799091 Fax 65 68731637 e mail sales sg pepperl fuchs com www pepperl fuchs com SIGNALS FOR THE WORLD OF AUTOMATION Subject to reasonable modifications due to technical advances Copyright Pepperl Fuchs Printed in Germany Pa...

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