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Allen-Bradley 2-D, User Manual

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Allen-Bradley 2-D User Manual Download Page 12

Chapter

 

 

1

Publication 2755-6.4

Scanner Features

This chapter describes the features of the 2-D Bar Code Scanners,
including:

•

major features

•

LED indicators

•

smart raster capability

•

scanning options

•

configuration options

•

decoding options

•

scanning ranges

•

safety labels

•

accessories

Summary of Contents for 2-D

Page 1: ...User Manual 2 D Hand Held Bar Code Scanners Cat No 2755 HTG 4 Allen Bradley...

Page 2: ...describes some important differences between solid state equipment and electromechanical devices that should be taken into consideration when applying products such as those described in this publica...

Page 3: ...rning Symbol P 4 Chapter 1 Scanner Features Scanner Features 1 2 LED Indicators 1 3 Safety Labels 1 4 Smart Raster 1 5 Scanning Options 1 6 Aiming Dot 1 6 Slab Raster 1 6 Always Raster 1 6 Configurati...

Page 4: ...Decoder Scanner Port Connection 2 10 Scanner to Enhanced Decoder Aux Port Connection 2 11 Scanner to Flexible Interface RB Module Connection 2 12 Scanner to PLC Connection 2 13 Scanner to SLC Connect...

Page 5: ...39 Full ASCII 4 5 Code 39 Check Digit 4 5 UPC EAN Options 4 6 Transmit UPC A Check Digit 4 6 Transmit UPC E Check Digit 4 6 Convert UPC E to UPC A 4 6 Decode UPC EAN Supplemental 4 6 Convert EAN 8 to...

Page 6: ...ter Mode 4 14 Hand Held Options 4 14 Chapter 5 Configuring Communications Synapse Cable Cable Defaults 5 1 Setting RS 232 Synapse Cable Options 5 2 Default Settings 5 2 Host Selection 5 3 Baud Rate 5...

Page 7: ...4 Unknown Characters 5 14 Intercharacter Delay 5 15 Advanced Features 5 15 Setting DEC VT220 VT320 VT420 Keyboard Wedge Synapse Cable Options 5 16 Default Settings 5 16 Host Selection 5 16 Country Sel...

Page 8: ...hooting the Scanner 6 2 Cleaning the Scan Window 6 4 A B Technical Support 6 4 Appendix A Specifications Appendix B Scanner Pinout Connections Appendix C ASCII Chart Appendix D AIM Code Identifiers Ap...

Page 9: ...ed to understand this document or use the scanner The 2 D 2 Dimensional scanner may be used with a variety of host devices You should be familiar with the host s communication ports ATTENTION Use of c...

Page 10: ...nner Describes how to configure the scanner using the bar codes in the Programming Guide for 2 D Scanners 5 Configuring Communications Synapse Cable Describes how to configure the communication parame...

Page 11: ...Provides details for using the scanner in industrial environments requiring compliance with European Union Directives Glossary Provides terms found within this document Related Publications Below is...

Page 12: ...r Features This chapter describes the features of the 2 D Bar Code Scanners including major features LED indicators smart raster capability scanning options configuration options decoding options scan...

Page 13: ...about any substrate The trigger turns on the laser which scans a label at approximately 560 scans per second Trigger Cable Connector LEDs The laser beam exits through the scan window reflects off the...

Page 14: ...ble Green Red Green LED Decode indicating that a bar code symbol has been scanned and decoded LED remains on until the next scan trigger pressed The scanner indicates a successful decode through an au...

Page 15: ...scanner AVOID EXPOSURE LASER LIGHT IS EMITTED FROM THIS APERATURE LASER LIGHT DO NOT STARE INTO BEAM CLASS 2 LASER PRODUCT 680nm LASER 1 0 MILLIWATT MAX OUTPUT RAYONNEMENT LASER NE PAS REGARDER DANS...

Page 16: ...opens the scan pattern to a size optimal for decoding the bar code In normal smart raster operation a trigger pull causes a slab raster pattern to appear If the target is a 1 D bar code the pattern n...

Page 17: ...ng dot a slab raster or open raster pattern appears depending on the configured scanning option You can select the aiming dot option with either a normal or extended timeout period Slab Raster A trigg...

Page 18: ...h a Synapse cable with programmable options Chapters 4 and 5 describe the configuration options Decoding The scanner can decode the following symbologies One Dimensional Bar Codes UPC A UPC E EAN 8 EA...

Page 19: ...the read ranges for both the 1 D bar codes 2 D bar codes Read Ranges 1 D Bar Codes Minimum Bar Code Width Read Range Catalog No 2755 HTG 4 Inches Centimeters 6 0 mil 15 mm 2 0 in to 7 25 in 5 1 cm to...

Page 20: ...s 1 D Bar Codes 0 20 40 mil Distance From Front of Scanner 50 8 inches centimeters 15 10 5 7 5 mil 0 19 mm 1 02 mm 12 7 25 4 55 mil 1 40 mm Scan Width 20 mil 0 51 mm Scanner 30 76 2 25 38 1 63 5 6 mil...

Page 21: ...1 5 in to 5 75 in 3 8 cm to 14 6 cm 10 0 mil 26 mm 1 25 in to 8 25 in 3 2 cm to 21 0 cm 15 0 mil 39 mm 1 5 in to 11 50 in 3 8 cm to 29 2 cm Read Ranges 2 D Bar Codes 0 10 Distance From Front of Scann...

Page 22: ...ble Connects scanner to Synapse cable See page 2 4 8 ft 2 44 meter Catalog No 2755 HTC GS1 08 RS 232 Synapse Cables Provides RS 232 output Cables are configurable See page 2 6 RS 232 C 25 pin DB male...

Page 23: ...No 77121 801 03 Some applications may not require a power supply if the host provides adequate power for the scanner The ability of the host to provide power varies with system configurations Scanner...

Page 24: ...apse Cable Provides undecoded scanner output See page 2 5 Multi mount Stand Rubber coated fixed mount holder for counter or wall mounting Catalog No 2755 HFN K3 Protective Boot Heavy canvas boot provi...

Page 25: ...Emulation Synapse cable connections RS 232 Synapse cable connections Keyboard Wedge Synapse cable connections Allen Bradley Enhanced Decoder connection Flexible Interface Module RB connection PLC conn...

Page 26: ...devices through a synapse cable The communication parameters for the cables are configured by scanning bar codes The three types of cables are RS 232 Synapse cable Keyboard Wedge Synapse cable Scanner...

Page 27: ...r To attach the cable to the scanner 1 Pull back the locking collar from the connector 2 Insert the cable connector into the scanner 3 Align the tabs on the locking collar with the slots on the handle...

Page 28: ...ct the scanner cable to a Synapse cable push the cable into the connector until you hear the connector snap in place To remove the scanner cable press down on the small raised bump on the connector en...

Page 29: ...A separate power supply provides power to the scanner The power supply plugs into the Scanner Emulation Synapse cable To Bar Code Decoder Power Supply Scanner Cable Scanner Emulation Synapse Cable 27...

Page 30: ...alog No 2755 HFC SR2 01 Catalog No 2755 HFC SR3 01 RS 232 Synapse Cable Output Connector Output Signal 2755 HFC SR2 01 Male 25 pin DB RS 232C Txd on Pin 3 2755 HFC SR3 01 Female 9 pin DB RS 232C Txd o...

Page 31: ...port as shown below A separate power supply provides power to the scanner The power supply plugs into the RS 232 Synapse cable To Host RS 232 Port Power Supply Scanner Cable RS 232 Synapse Cable 2755...

Page 32: ...2 01 Catalog No 2755 HFC SV1 01 Catalog No 2755 HFC SV2 01 Keyboard Wedge Synapse Cable For Keyboard Type 2755 HFC SP1 01 IBM AT XT Keyboard 5 pin DIN 2755 HFC SP2 01 PS 2 Keyboard 6 pin Mini DIN 2755...

Page 33: ...To remove the scanner cable press down on the small raised bump on the connector end and remove cable ATTENTION Do not install the wedge cable or disconnect connect the keyboard with power applied to...

Page 34: ...55 HFC SA1 01 and Gun Adapter Catalog No 2755 NC16 Series B to connect the scanner cable to a scanner port on the Allen Bradley Enhanced Decoders 2755 DS1 DD1 Gun Adapter Catalog No 2755 NC16 Power Su...

Page 35: ...232 Synapse cable Catalog No 2755 HFC SR2 01 to connect the scanner cable to Aux port on the Allen Bradley Enhanced Decoders 2755 DS1 DD1 Power Supply Scanner Cable 25 pin RS 232 Synapse Cable 2755 HF...

Page 36: ...col cartridges Catalog No 2760 SFC1 SFC2 support RS 232 communications To RB Module Communications Port Power Supply Scanner Cable RS 232 Synapse Cable 2755 HFC SR2 01 Scanner SFC1 SFC2 Protocol Cartr...

Page 37: ...e Channel 0 port of a PLC 5 The Channel 0 port must be configured for RS 232 communications To Channel 0 Port Power Supply Scanner Cable RS 232 Synapse Cable 2755 HFC SR2 01 Scanner PLC 5 Note Connect...

Page 38: ...rt on an SLC 5 03 or 5 04 The Channel 0 port must be configured for RS 232 communications SLC 5 04 Channel 0 To Channel 0 Port Power Supply Scanner Cable RS 232 Synapse Cable 2755 HFC SR3 01 Scanner N...

Page 39: ...cation 2755 6 4 Operating the Scanner This chapter describes how to operate the scanner including Scanning 1 D bar codes Scanning 2 D bar codes Scan the Entire Label Specular Reflection Dead Zone Beep...

Page 40: ...m on the bar code as shown below Aiming Dot on Code 39 Bar Code Slab Raster Pattern on a Code 39 Bar Code If you hold the scanner in a position which makes the bar code unreadable the red LED blinks 3...

Page 41: ...inches See page 1 10 Press the trigger The scan pattern first covers the symbol horizontally Slab Raster Pattern on a PDF417 Bar Code Make sure the scan pattern extends at least three quarters of an i...

Page 42: ...canner to permit the raster pattern to cover the symbol but not more than 8 inches Hold the scanner close for denser symbols but not less than 2 inches In all cases make sure the scan pattern extends...

Page 43: ...mbol Move the scanner slowly down toward the bottom of the symbol keeping the beam horizontal to the rows and then slowly back upward toward the top Moving Scan Pattern Up and Down on Tall PDF Symbol...

Page 44: ...o avoid this scan the bar code so that the beam does not bounce directly back Do not scan at too oblique an angle the scanner needs to collect scattered reflections from the scan to make a successful...

Page 45: ...same time the scanner is not effective if its beam hits the bar code s surface at an angle greater than 30_ from normal to that surface 1 Successful Scanning 2 Successful Scanning Angles for Good Deco...

Page 46: ...on indicating the system software is working properly If 3 beeps occur during normal operation it is due to a reset any work in progress is lost If this occurs contact your Allen Bradley representati...

Page 47: ...on 2755 6 4 Beeper Indications During Communication This Response Indicates 4 Beeps short high tone Communication error in the indication field 4 Beeps high high high low tone Receive error 3 Beeps lo...

Page 48: ...ure the scanner Configure the Synapse cable Separate configuration codes are scanned to configure the cable Chapter 5 describes the communication setup cable configuration codes for the RS 232 keyboar...

Page 49: ...u want to change 5 Scan the communication bar codes for the Synapse cable Scanner Default Settings Table 4 A Scanner Default Settings Configuration Parameters Default Setting Programming Guide Referen...

Page 50: ...ed 2 of 5 Any Length Range 2 54 1 12 Interleaved 2 of 5 Length Within Range None 1 12 Interleaved 2 of 5 1 Discrete Length 14 1 12 Interleaved 2 of 5 2 Discrete Lengths None 1 12 Data Format Options P...

Page 51: ...discriminates between all of the symbologies below The only exception is that the scanner cannot discriminate between Code 39 and Code 39 Full ASCII UPC Versions A and E EAN 8 and 13 Code 39 Code 39 F...

Page 52: ...uce visible characters Code 39 Full ASCII interprets the bar code control characters preceding a Code 39 symbol and assigns an ASCII character value For example when B is scanned it is interpreted as...

Page 53: ...ission After conversion the output data follows UPC format and follows UPC A programming selections e g preamble check digit Disabled is the default Decode UPC EAN Supplemental The options for decodin...

Page 54: ...ailable for the lead in characters of decoded UPC A or UPC E symbols transmitted to the host device Select one preamble for UPC A decodes and one for UPC E decodes The preamble is considered a part of...

Page 55: ...e Select this option to decode a one dimensional code containing a length within a specified range For example to decode Code 39 codes containing between 4 and 12 characters scan the Code 39 Length Wi...

Page 56: ...lt prefix suffix is the ENTER key ASCII equivalent 1073 For example to add the prefix ASCII equivalent 1060 to bar code data scan these labels Prefix 1 under Prefix Suffix Values 0 under Prefix Suffix...

Page 57: ...ta To send the decoded bar code data with the prefix only scan these labels Scan This Symbol First Prefix Data Scan Enter After Selecting Option Transmit LRC Checksum When enabled this option appends...

Page 58: ...scanning more than one code type If a prefix is defined the code ID character is sent after the prefix and before the decoded symbol The default is to not transmit a Code ID character Code ID characte...

Page 59: ...ws the scanner to store decoded data until the host device is ready to receive them If the scanner reaches its capacity for storing decoded symbols before the host is ready subsequent triggers have no...

Page 60: ...increments from 0 1 to 9 9 seconds The recommended interval is between 1 0 and 5 0 seconds The default is 5 0 seconds A longer interval is appropriate for PDF417 symbols that are hard to decode The d...

Page 61: ...lds a slab raster pattern This is the default Aiming dot In this mode a trigger pull creates a bright aiming dot The aiming dot helps you to center the pattern while aiming the scanner especially in b...

Page 62: ...VT420 Keyboard Wedge Synapse Cable 5 16 through 5 18 Scanner Emulation Synapse Cable 5 19 through 5 23 Important All programming codes are located in the Programming Guide for 2 D Bar Code Scanners Pu...

Page 63: ...lowing parameters Parameter Default Setting Refer to Description on Page Programming Guide Page Reference Host Standard RS 232 5 3 2 3 Baud Rate 9600 5 3 2 4 Parity None 5 4 2 5 Check Parity Enabled 5...

Page 64: ...for standard RS 232 communications Additional host selections may be added in the future Standard RS 232 default Baud Rate Sets the rate bits per second at which the scanner transmits data The scanner...

Page 65: ...are Odd Even Mark parity bit always set to 1 Space parity bit always set to 0 None default Check Parity When enabled the scanner checks the parity bit Number of Stop Bits The stop bit marks the end of...

Page 66: ...gain If the line is still active the scanner will provide an audible beep and any scanned data will be lost 2 If the CTS line is not active the scanner will assert the Request to Send RTS line and wai...

Page 67: ...mits the data up to three times If an ACK is still not received after three attempts the transmission is aborted and the scanner will provide four short beeps ENQ Only requires that the scanner receiv...

Page 68: ...ll decoded bar code data is transmitted except for the unknown characters If this option is disabled bar codes containing one or more unknown characters are not transmitted Response Timeout The respon...

Page 69: ...ner for each application To set Parameter Set 1 configuration Configure the scanner communications as described in this chapter Since Parameter Set 1 is the default you do not have to scan the Paramet...

Page 70: ...the Set PC Wedge Synapse Cable Defaults bar code to set the synapse cable to default settings The following table lists the default settings Parameter Default Setting Refer to Description on Page Pro...

Page 71: ...e type of host the scanner will be communicating with The selections are IBM PC AT PS 2 50 55SX 60 70 80 default IBM PC XT IBM PS 2 30 NCR 7052 Country Selection Select the country for the keyboard ty...

Page 72: ...decoded bar code data is transmitted except for the unknown characters If this option is disabled bar codes containing one or more unknown characters are not transmitted Intercharacter Delay Setting a...

Page 73: ...for each application To use and or set Parameter Set 1 configuration Configure the scanner communications as described in this chapter Since Parameter Set 1 is the default you do not have to scan the...

Page 74: ...T 520 Keyboard Wedge Synapse Cable Defaults bar code to set the Synapse cable to default settings Refer to the table below for the default settings Parameter Default Setting Refer to Description on Pa...

Page 75: ...he country for the keyboard type the Synapse cable is connected to The selections are North American default German French French International Spanish Italian Swedish British Unknown Characters Unkno...

Page 76: ...create Parameter 2 settings When using the scanner scan the correct parameter setting bar code to configure the scanner for each application To set Parameter Set 1 configuration Configure the scanner...

Page 77: ...set the Synapse cable to default settings The table below lists the defaults Parameter Default Setting Refer to Description on Page Programming Guide Page Reference Host DEC VT220 320 5 16 5 2 Countr...

Page 78: ...gnized by the scanner When Send Bar Codes with Unknown Characters is enabled default all decoded bar code data is transmitted except for the unknown characters If this option is disabled bar codes con...

Page 79: ...to configure the scanner for each application To set Parameter Set 1 configuration Configure the scanner communications as described in this chapter Since Parameter Set 1 is the default you do not ha...

Page 80: ...ettings Refer to the table below for the default settings Parameter Default Setting Refer to Description on Page Programming Guide Page Reference Emulation Standard 5 20 6 2 Leading Margin 80 Millisec...

Page 81: ...lt MSI Wand Emulation Texlon Wand Emulation Norand Wand Emulation Variable Leading Margin Sets the leading margin for wand emulation The leading margin can be varied to allow more time for the decoder...

Page 82: ...ond timeout 5 second timeout 10 second timeout 30 second timeout Polarity Sets the polarity of the wand emulation signal The selections are Margin Low Bar High default Margin High Bar Low Unknown Char...

Page 83: ...erted and transmitted as Code 39 data Note ASCII from the scanner is transmitted as Code 39 data Code 39 to Code 39 Full ASCII When enabled Code 39 data is transmitted as Code 39 Full ASCII The full A...

Page 84: ...et Parameter Set 1 configuration Configure the scanner communications as described in this chapter Since Parameter Set 1 is the default you do not have to scan the Parameter Set 1 bar code To change t...

Page 85: ...6 Publication 2755 6 4 Troubleshooting and Maintenace This chapter describes how to troubleshoot and maintain the scanner troubleshooting chart cleaning the scan window Allen Bradley Global Technical...

Page 86: ...le try another cable 4 If possible try another scanner using the same connections Contact Allen Bradley Global Support GTS Scan Beam Appears as a Dot Not a line 1 Defective scanner 1 Contact Allen Bra...

Page 87: ...scanner at an angle to the symbol 3 Make sure scan beam crosses every bar and space on the symbol 4 Use the symbols provided on the inside back cover for testing 5 Check for loose cable connections 6...

Page 88: ...on don t wipe cloth back and forth across window Do not leave streaks ATTENTION Do not use abrasive materials such as disposable wipes and facial tissue Do not use solvents like alcohol or acetone The...

Page 89: ...7 Y dimension must be 3X Angular Orientation Tolerances Pitch Tolerance 30_ front to back Skew 15_ from plane parallel to symbol side to side Rotational Tolerance 4_ for scanning benchmark label assum...

Page 90: ...Memory RAM 64K 128K or 256K Flash 256K Environmental Operating Temperature 20_ to 40_C 4_ to 104_F Storage Temperature 40_ to 60_C 40_ to 140_F Humidity 5 to 95 noncondensing Shock 5ft 1 5 meter to co...

Page 91: ...nnections Pin 1 Pin 10 Pin Function Synapse Cable 1 5V power supply 2 Trigger Signal output input 3 Transmit TxD 4 Receive RxD 5 Ready to Send RTS 6 Clear to Send CTS 7 Synapse Control Data 8 Synapse...

Page 92: ...TRL P 1001 A SOH CTRL A 1017 Q DC1 CTRL Q 1002 B STX CTRL B 1018 R DC2 CTRL R 1003 C ETX CTRL C 1019 S DC3 CTRL S 1004 D EOT CTRL D 1020 T DC4 CTRL T 1005 E ENQ CTRL E 1021 U NAK CTRL U 1006 F ACK CTR...

Page 93: ...58 Z 1034 B 1059 F 1035 C 1060 G 1036 D 1061 H 1037 E 1062 I 1038 F 1063 J 1039 G 1064 V 1040 H 1065 A A 1041 I 1066 B A 1042 J 1067 C C 1043 K 1068 D D 1044 L 1069 E E 1045 1070 F F 1046 1071 G G 104...

Page 94: ...06 J j 1084 T T 1107 K k 1085 U U 1108 L l 1086 V V 1109 M m 1087 W W 1110 N n 1088 X X 1111 O o 1089 Y Y 1112 P p 1090 Z Z 1113 Q q 1091 K 1114 R r 1092 L 1115 S s 1093 M 1116 T t 1094 N 1117 U u 109...

Page 95: ...T Z 2069 ALT E 2080 ALT P 2091 ALT 2070 ALT F 2081 ALT Q 2092 ALT 2071 ALT G 2082 ALT R 2093 ALT 2072 ALT H 2083 ALT S 2094 ALT 6 2073 ALT I 2084 ALT T 2095 ALT 2074 ALT J 2085 ALT U Miscellaneous Key...

Page 96: ...6059 Num Lock 6046 6053 5 6060 00 6047 6054 6 6048 0 6055 7 Extended Keyapd Key Values Numeric Key Value Keystroke Numeric Key Value Keystroke Numeric Key Value Keystroke 7001 Break 7008 Backspace 701...

Page 97: ...128 E E0 UPC EAN I I0 Interleaved 2 of 5 L L0 PDF417 The modifier character is the sum of the applicable option values based on the following table Code Type Option Value Option 0 No Check character...

Page 98: ...supplement data only 4 EAN 8 data packet Example A UPC A bar code 012345678905 will be transmitted as E00012345678905 0 No check digit processing 1 Reader has checked check digit Interleaved 2 of 5 2...

Page 99: ...y to customize data before transmitting it to a host device Scan data can be edited to meet your particular requirements Topics in this appendix include Rules Programming a Rule Criteria Actions ADF F...

Page 100: ...Bar Codes Page Special Commands Start Save Rule A 2 Erase Quite Rule A 3 Disable Rule Sets A 4 Criteria Code Types A 5 Code Lengths A 7 Specific Data String Numeric Keypad A 10 Rule Belongs to Set A 1...

Page 101: ...e of a data formatting rule Criteria Scan data is Code 39 Length 12 and data at the start position is the string 129 Actions Pad all sends with zeros to length 8 send all data up to X send a space If...

Page 102: ...gits 129 These options are described in the Criteria section Actions Scan all actions related to or affecting these criteria The actions of a rule specify how to format the data for transmission These...

Page 103: ...her the formatting will affect data that begins with a specific character or data string or contains a specific character or data string Specific String at Start Scan this bar code than scan the desir...

Page 104: ...the next rule Move Cursor to Start Scan this bar code to move cursor to the beginning of the data Move Cursor to Position N Scan this bar code then select the position to which you want to move 1 to...

Page 105: ...ese options do not apply to the Send Keystroke or Send Preset Value options Remove All Spaces To remove all spaces in the send commands that follow scan this bar code Crunch All Spaces To leave one sp...

Page 106: ...ere M Manufacturer ID P Part Number D Destination Code The distribution center uses a personal computer with dedicated control characters for manufacturer ID CTRL M part number CTRL P and destination...

Page 107: ...racters G 15 High High 6 Send CTRL P G 35 High High 7 Send next 2 characters G 15 High High 8 Send CTRL D G 33 High High 9 Save Rule G 2 High Low High Low Rule 2 The UPC Scanning Rule Step Bar Code On...

Page 108: ...k like this Class 24 Stock Number 56712437 Price 01500 Ordinarily you would send the data as follows 24 class key 56712437 stock key 01500 enter key But when there is a sale you may want to send only...

Page 109: ...you can enter a rule as follows When scanning a bar code of length 1 that begins with M select rule set number 1 You can program another rule to switch back When scanning a bar code length of 1 that b...

Page 110: ...ing set of criteria it finds Important The order of rules in the buffer is very important Be sure that your most general rule is the last one programmed For example if the Third Rule states When scann...

Page 111: ...of tones is short Beeper Sequence Indication High Low Entry of a number is expected Enter another digit Add leading zeros if necessary Low Low Entry of an alphabetic character is expected Enter anoth...

Page 112: ...of rule memory Erase some existing rules then try to save rule again The current rule need not be re entered Low Low Cancel rule entry Rule entry mode exited because of an error or you asked to exit r...

Page 113: ...to meet EMC Directive 89 336 EEC and Low Voltage Directive 73 23 EEC using the following standards in whole or in part EN 55 022 1988 EN 50 082 1 1992 IEC 801 2 1988 IEC 801 3 1988 IEC 801 4 1988 EN 6...

Page 114: ...F 2 European Union Directives Publication 2755 6 4...

Page 115: ...o determine the code type of a scanned bar code After this determination is made the information content can be decoded Average Bar Width Growth Average deviation of bars from nominal value widths ove...

Page 116: ...ng per second When one bit is the standard event this is the measure of bits per second bps For example a baud rate of 50 means transmission of 50 bits of data per second Bidirectional Reading Capabil...

Page 117: ...gy CDRH Center for Devices and Radiological Health A federal agency responsible for regulating laser product safety This agency specifies various laser operation classes based on power output during o...

Page 118: ...ng those characters Code 128 A high density symbology which allows the controller to encode all 128 ASCII characters without adding extra symbol elements Code 3 of 9 Code 39 A versatile and widely use...

Page 119: ...A decoding scheme that converts pulse widths into data representation of the letters or numbers encoded within a bar code symbol Depth of Field The range between minimum and maximum distances at which...

Page 120: ...ccupied by all characters of a code pattern including start stop characters and data Error Correction In addition to error detection the recovery ability of PDF417 over missing destroyed or misdecoded...

Page 121: ...two adjacent bar code characters in a discrete code Interleaved Bar Code A bar code in which characters are paired together using bars to represent the first character and the intervening spaces to r...

Page 122: ...d higher resolution but power depth of focus Laser Diode A gallium arsenide semiconductor type of laser connected to a power source to generate a laser beam This laser type is a compact source of cohe...

Page 123: ...unit Module Aspect Ratio The ratio of height to width of the narrowest bar or space or unit of measure in a bar code N Nanometer A unit of measure used to define the wavelength of light Equal to 10 9...

Page 124: ...P Parameter A variable that can have different values assigned to it PDF417 A two dimensional or stacked bar code symbology which can encode over one kilobyte of data per label and which represents da...

Page 125: ...imension which can be distinguished by a particular reading device or printed with a particular device or method Row Indicators To help synchronize a PDF417 symbol s structure codewords which collecti...

Page 126: ...ore light reflected from spaces 3 Signal conditioning circuit transforms optical detector output into a digitized bar pattern Scanning Mode The scanner is energized programmed and ready to read a bar...

Page 127: ...ges of the quiet zones of the first row and the last row Symbol Width Length of symbol measured from the beginning of the quiet zone margin adjacent to the start character to the end of the quiet zone...

Page 128: ...ich produces visible laser light Laser light emitted from the diode has a wavelength of 670 to 680 nanometers X X Dimension Width of the narrowest element bar or space in a bar code symbol Y Y Dimensi...

Page 129: ...ns 3 9 C Cables Connecting Keyboard Wedge Synapse 2 9 Connecting RS 232 Synapse 2 7 Connecting Scanner Emulation Synapse 2 5 DEC VT220 320 420 5 16 5 18 DEC VT520 5 13 Defaults 5 1 IBM PC Wedge 5 9 Ke...

Page 130: ...ection 5 16 Intercharacter Delay 5 17 Unknown Characters 5 17 DEC VT520 Wedge Cable Advanced Features 5 15 Country Selection 5 14 Defaults 5 13 5 14 Host Selection 5 14 Intercharacter Delay 5 15 Unkno...

Page 131: ...F417 Bar Codes 2 Dimensional Codes 1 2 Scanning 1 7 3 3 PLC Controller Connecting to Scanner 2 13 Power Supplies 1 12 Prefix Data 4 9 Protective Boot 1 13 R Raster Scanning Aiming Dot 1 5 Open Raster...

Page 132: ...Specifications A 1 Synapse Cable 2 4 Troubleshooting 6 2 Scanner Emulation Synapse Cable 1 13 Advanced Features 5 23 Convert to Code 39 5 22 Convert to Full ASCII 5 22 Decode LED 5 20 Defaults 5 19 Em...

Page 133: ...echnical Support 6 4 Timeout Between Decodes Different Symbols 4 15 Same Symbol 4 15 Troubleshooting 6 2 U UPC EAN Convert UPC E to UPC A 4 6 Decode Supplementals 4 6 EAN 8 Zero Extend 4 7 Preambles 4...

Page 134: ...land Israel Italy Jamaica Japan Jordan Korea Kuwait Lebanon Malaysia Mexico Netherlands New Zealand Norway Pakistan Peru Philippines Poland Portugal Puerto Rico Qatar Romania Russia CIS Saudi Arabia S...

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