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5–5

Maintenance and Troubleshooting

Publication 2755-6.13

If you have any questions about the StrataScan Bar Code Reader,
please consult this manual first.  If you can’t find the answer, contact
your local Allen-Bradley support office or distributor.

Technical Support Services

Summary of Contents for StrataScan 2755-LHR-3C

Page 1: ...User Manual StrataScan Bar Code Readers Cat Nos 2755 LHR 5B 2755 LHR 3C 2755 LHR 5C and 2755 LHR 5BX1 Allen Bradley...

Page 2: ...blication SGI 1 1 Safety Guidelines for the Application Installation and Maintenance of Solid State Control available from your local Allen Bradley office describes some important differences between...

Page 3: ...Catalog Numbers 2755 LHR 5B and 5BX1 2 7 Catalog Numbers 2755 LHR 3C and 5C 2 7 Scan Beam Strata 2 8 Reader Catalog Numbers 2 9 Accessories 2 9 Chapter 3 Setup Goals 3 1 Symbol Height and Length 3 2 S...

Page 4: ...imensions A 5 Catalog Number 2755 LHB 1 A 5 Power Supply Dimensions A 5 Replacement Part Number 77126 896 01 A 5 Mounting Bracket Dimensions A 6 Replacement Part Number 77126 898 01 for reader 2755 LH...

Page 5: ...r Code Readers 2 Hardware Features Provides an overview of the readers and interface boxes Includes a description of accessory items 3 Designing Your System Gives specific criteria for setup symbols s...

Page 6: ...and 2755 LHR 5BX1 ATTENTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous laser light exposure The following table lists an addi...

Page 7: ...sted It does however reference other chapters in this book where you can get more information If you have any questions or are unfamiliar with the terms used or concepts presented in the procedural st...

Page 8: ...er Catalog No 41062 002 01 A If the contents are incomplete call your local Allen Bradley representative for assistance Chapter 4 Installing Your Hardware 2 Design the system Reference Each applicatio...

Page 9: ...77126 898 02 Chapter 4 Installing Your Hardware Reader Mounting Bracket Make sure placement of the mounting bracket allows you to connect the reader to the interface box Catalog No 2755 LHB 1 Skip thi...

Page 10: ...k inside the interface box Make sure that the 3 power leads from the interface box power cord are connected to their correct locations on the power terminal block and grounding posts terminals inside...

Page 11: ...reader power supply and package detect to the interface box If you are not using an interface box connect the reader to the host device and power supply Chapter 4 Installing Your Hardware To PC 9 pin...

Page 12: ...ad a test bar code to verify that the default settings are correct i e the reader is communicating with the configuration device Program as needed StrataSet Programming Software Programming Guide Pub...

Page 13: ...s 2755 LHR 5B 2755 LHR 3C 2755 LHR 5C and 2755 LHR 5BX1 and interface box Catalog No 2755 LHB 1 Included are descriptions of reader features interface box features decoding safety information scan bea...

Page 14: ...separate holographic sectors Each sector has its own focal distance light collection aperture and mirror scan angle As the disc rotates each sector is operational providing the reader an excellent opp...

Page 15: ...the readers The table below provides an explanation of the reader s LED status LED State Indicates Solid Red the reader has power Solid Red Flashing Green the reader has transmitted a successful read...

Page 16: ...ection point for the reader controlled power output LED status indicators Provides the status of power supply package detect and sensor alarm circuits Voltage selector switch Allows you to configure t...

Page 17: ...d 43 Code 93 Code 128 Interleaved 2 of 5 Interleaved 2 of 5 Mod 10 Paraf MSI Plessey MSI Plessey Mod 10 Check digit MSI Plessey Mod 10 10 Check digit UK Plessey Airline 2 of 5 Matrix 2 of 5 telepen Re...

Page 18: ...or modifications to this equipment could void the user s authority to operate this device This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus se...

Page 19: ...5 LHR 5B Catalog Numbers 2755 LHR 3C 5C and 5BX1 AVOID EXPOSURE Laser light is emitted from this aperture AVOID DIRECT EXPOSURE TO BEAM DANGER Laser light when open AVOID EXPOSURE Laser light is emitt...

Page 20: ...are projected to focus in different strata as shown below The various overlapping focus areas give the StrataScan holographic reader its great depth of field Note This pattern or number of strata is d...

Page 21: ...ption Catalog Number Interface box 2755 LHB 1 Master Slave cable for readers 2755 LHC 1 Interface box cable 2755 LHC 2 Master Slave cable for interface box 2755 LHC 3 Null modem cable for readers 2755...

Page 22: ...e correct number type and location of readers decoders and package sensors Refer to the following when designing your scanner system Adjust if necessary the symbol speed and or the distance between ba...

Page 23: ...bar code symbol samples to ANSI Standard X3 182 1990 Bar Code Print Quality Guideline Low cost verifiers that can test this standard are available from several companies Symbol samples can be submitt...

Page 24: ...are crossed by a scan line Not Correct Some bars are not crossed by a scan line Refer to the figure below for various package orientations Tilt pitch and skew can affect the scan aspect ratio and as...

Page 25: ...tances from the reader From the reader s perspective a pitched symbol appears to have a smaller narrow element width than it actually has This may reduce both the read rate and the read range However...

Page 26: ...n 55 9 cm 2755 LHR 5C 0 013 in 0 33 mm 34 to 64 in 86 4 to 162 6 cm 22 in 55 9 cm 0 04 in 1 02 mm 36 to 78 in 91 4 to 198 2 cm 22 in 55 9 cm 2755 LHR 5BX1 0 008 in 0 20 mm 33 to 43 in 83 8 to 109 2 cm...

Page 27: ...acceptability of each application and use of the program In no event will Allen Bradley Company be responsible or liable for indirect or consequential damages resulting from the use of application of...

Page 28: ...alog Nos 77126 898 01 or 77126 898 02 for the readers Catalog Nos 2755 LHR 5B 2755 LHR 3C 2755 LHR 5C and 2755 LHR 5BX1 Make sure placement of the mounting bracket allows you to connect the reader to...

Page 29: ...der To PC 9 pin connector To Reader 25 pin connector Reader Power Supply To Reader 9 pin connector Grounding Pin To Power Receptacle 77126 896 01 2755 LHC 11 8 Connect the power supply cable to the po...

Page 30: ...the readers Catalog Nos 2755 LHR 5B 2755 LHR 3C 2755 LHR 5C and 2755 LHR 5BX1 Make sure placement of the mounting bracket allows you to connect the reader to the PLC or PC interface box and power sup...

Page 31: ...e box Make sure you lock into place the interface box end of the cable To PC 9 pin connector To Reader 25 pin connector Power Supply To Reader 9 pin connector Grounding Pin To Power Receptacle Reader...

Page 32: ...are Publication 2755 6 13 Interface Box Sensor Terminal Block Sensor Cable Sensor housing 12V out Sink in Common 10 Mount the interface box Catalog No 2755 LHB 1 Its dimensions are shown in Appendix A...

Page 33: ...Code Color Code Grn Blk Wht Grn Yel Blue Brn Voltage Selector Switch N Ln In N Ln In To Grounding post To Grounding post Grounding posts ATTENTION Before applying power to the interface box make sure...

Page 34: ...LHR 3C 2755 LHR 5C and 2755 LHR 5BX1 Make sure placement of the mounting brackets allows you to connect the first reader to the PLC or PC interface box and power supply It should also allow you to co...

Page 35: ...onnects to the master reader 8 Connect the 25 pin end of the cable to the slave reader 9 Connect each reader to a power supply To PC 9 pin connector To Reader 25 pin connector Power Supply To Reader 9...

Page 36: ...wer Scan beams are also emitted from each reader Refer to the following steps to install your system hardware PLC or PC to the Reader Interface Box and a Second Reader 1 Make sure your system is plann...

Page 37: ...our Hardware Publication 2755 6 13 4 Mount each reader to its mounting bracket Reader Mounting Bracket 5 Install your PLC or PC For proper installation refer to the installation information provided w...

Page 38: ...ct each reader to a power supply 9 Connect the Master Slave Interface Box Cable Catalog No 2755 LHC 3 to the second reader slave The 25 pin end of the cable connects to the slave reader To PC 9 pin co...

Page 39: ...l codes To Power Receptacle Power Terminal Block Power Cable Interface Box Cover European 3 Wire US 3 Wire Color Code Color Code Grn Blk Wht Grn Yel Blue Brn N Ln In N Ln In Grounding posts To Groundi...

Page 40: ...ader the green LED flashes on and off then the red LED turns on and remains on A beep is emitted from each reader as well indicating the reader has power Scan beams are also emitted from each reader W...

Page 41: ...ving loose particles of dirt with canned ultra filtered air Then use an optical quality cloth moistened with an optical quality cleaning fluid for plastic lenses Wipe the window in a single direction...

Page 42: ...k test put reader into Program mode through StrataScan software If successful the RECEIVE and TRANSMIT lines are working Does not communicate properly to host Cable not connected to the proper COM Por...

Page 43: ...g read falls into the criteria Reader has been configured for Package Detect Support but is not receiving a Package Detect signal Verify that the device used to generate the package detect input is wo...

Page 44: ...sic operation of the reader is verified The problem is within the reader setup Determine how the reader should be configured Contact an Allen Bradley service rep for help If not possible then make sur...

Page 45: ...Publication 2755 6 13 If you have any questions about the StrataScan Bar Code Reader please consult this manual first If you can t find the answer contact your local Allen Bradley support office or di...

Page 46: ...the StrataScan Bar Code Readers Catalog Nos 2755 LHR 5B 2755 LHR 3C 2755 LHR 5C and 2755 LHR 5BX1 interface box Catalog No 2755 LHB 1 replacement power supply Replacement Part No 77126 896 01 replacem...

Page 47: ...p p maximum ripple Scan Pattern Omnidirectional Tilt 360 Skew Tolerance 60 Pitch Angle 60 Decode Depth of Field 36 in to 76 in 91 cm to 193 cm Minimum Element Width Refer to StrataScan Bar Code Reade...

Page 48: ...tification cUL listed UL listed CE marked for all applicable directives Description Specification Replacement Part Number 77126 896 01 Input Voltage 100 to 240V ac Input Frequency 50 to 60 Hz Output V...

Page 49: ...e shown below Catalog Number 2755 LHR 5B 5 75 in 14 6 cm 11 45 in 29 1 cm 11 12 in 28 2 cm Front View Side View Catalog Numbers 2755 LHR 3C 5C and 5BX1 Front View Side View 7 25 in 18 4 cm 15 19 in 38...

Page 50: ...6 cm 7 4 in 18 89 cm Front View Top View 6 0 in 15 24 cm 5 31 in 13 48 cm Power supply dimensions are shown below Replacement Part Number 77126 896 01 Front View Top View Side View 5 77 in 14 66 cm 5...

Page 51: ...for all StrataScan readers are shown starting below Replacement Part Number 77126 898 01 for reader 2755 LHR 5B 3 25 in 8 26 cm 8 25 in 20 96 cm 11 00 in 27 94 cm 9 75 in 24 77 cm 0 41 in 1 04 cm 1 50...

Page 52: ...2755 6 13 Replacement Part Number 77126 898 02 for readers 2755 LHR 3C 5C and 5BX1 3 25 in 8 26 cm 0 41 in 1 04 cm 14 75 in 37 47 cm Top View 11 19 in 28 42 cm Side View Front View 6 00 in 15 24 cm 12...

Page 53: ...Publication 2755 6 13 Cable Pinouts This appendix provides the cable pinouts for the readers interface box power supply and assorted cables...

Page 54: ...ng data from the reader 6 Not Used Pin not used 7 GND Signal ground 8 Not used Pin not used 9 RXB Reader receives data from the host device RS 422 10 RXA Reader receives data from the host device RS 4...

Page 55: ...he sensor s object detected input signal 7 Sensor Alarm Pin that provides the sensor s optional marginal sensing alarm input signal 8 Not Used Pin not used 9 TXD Reader transmit data to the interface...

Page 56: ...logic with the scanner 2 Digitized Bar Pattern Input receives a series of pulses proportional to the widths of bar code being scanned from the hand held scanner 3 Decode LED Controls green decode LED...

Page 57: ...or Provides the sensor s object detected input signal D Sensor Provides the sensor s object detected input signal E Sensor Alarm Provides the sensor s optional marginal sensing alarm input signal F Se...

Page 58: ...Pin Function 1 12V dc input power to the reader 2 12V dc input power to the reader 3 Earth ground 4 Power ground 5 Power ground 6 12V dc input power to the reader 7 12V dc input power to the reader 8...

Page 59: ...ader Connector 1 8 9 15 1 13 14 25 Master Reader Connector Slave Reader Connector Master Reader Connector 15 Pin Pin Number Signal from Master Reader Slave Reader Connector 25 Pin Pin Number 1 RXD inp...

Page 60: ...5 PC or PLC Connector Reader Connector 1 5 6 9 PC or PLC Connector 9 Pin Pin Number Signal from Reader Reader Connector 25 Pin Pin Number 3 RS 232 Receive 2 2 RS 232 Transmit 3 7 CTS input 4 8 RTS out...

Page 61: ...Reader Connector Interface Box Connector D C E F G B A H Reader Connector 15 Pin Pin Number Signal from Reader Interface Box Connector 8 Pin Pin Number 5 Triac A 13 Triac B 6 Sensor C 14 Sensor D 7 Se...

Page 62: ...er Master Reader Connector 15 Pin Pin Number Signal from Master Reader Slave Reader Connector 25 Pin Pin Number No connection 1 RXD input 3 No connection 2 CTS output 4 A 5 Triac No connection C 6 Sen...

Page 63: ...on Standard Part 2 Industrial Environment EN 50082 2 EMC Generic Immunity Standard Part 2 Industrial Environment This product is intended for use in an industrial environment Low Voltage Directive Thi...

Page 64: ...opean Union Directives C 2 Publication 2755 6 13 Below is a copy of the Declaration of Conformity for the StrataScan Bar code Readers Catalog Numbers 2755 LHR 5B 3C 5C and 5BX1 Declaration of Conformi...

Page 65: ...Publication 2755 6 13 0 0 0 0 0 2 5 3 0 0 0 3 3 0 1 0 2 0 0 0 5 0 0 0 0 1 2 0 0 1 0 05 1 5 0 2 0 10 2 1 2 0 4 1 0 0 3 1 5 0 0 0 0 0 0 2 0 01 3 01 0 4 2 2 3 0 0 1 0 0 0 1 3 0 1 0 4 01 3 0 0 0 0 0 0 05...

Page 66: ...s A 3 power terminal block 4 7 4 13 Preface P 1 Print Quality Guideline 3 2 Quiet Zone 3 2 razz tone 5 2 Read Range 3 5 reader accessories 2 9 connection to second reader 4 9 4 12 dimensions A 4 does...

Page 67: ...I 3 Publication 2755 6 13...

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