Assessments - 3, GPA: 3.3
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“Safety Guidelines for the Application, Installation and Maintenance of Solid State Controls” (Allen-Bradley Publication SGI-1.1) describes some important differences between solid state equipment and hard-wired electromechanical devices. Because of this difference, and also because of the wide variety of uses for solid state equipment, all persons responsible for applying this equipment must satisfy themselves that each intended application of this equipment is acceptable. In no event will the Allen-Bradley Company or Helm Instrument Company be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment. The examples and diagrams in this manual are included solely for illustrative purposes. Because of the many variables and requirements associated with any particular installation, the Allen-Bradley Company or Helm Instrument Company cannot assume responsibility or liability for actual use based on the examples and diagrams. No patent liability is assumed by Allen-Bradley Company or Helm Instrument Company with respect to use of information, circuits, equipment, or software described in this manual. Reproduction of the contents of this manual, in whole or in part, without written permission of the Allen-Bradley Company and Helm Instrument Company is prohibited. Throughout this manual we use note to make you aware of safety considerations. ATTENTION: Identifies information about practices or circumstances that can lead to property damage. Identifies information that is especially important for successful application and understanding of the product. Attentions help you: • identify a hazard • avoid the hazard • recognize the consequences ATTENTION: Please check power supply ratings before proceeding! Each tonnage module consumes (+24, 50mA +5, 66mA). Be sure to not overload the power supply. PLC, PLC2, PLC3, and PLC5 are registered trademarks of the Allen-Bradley Company, Inc. SLC, SLC500, PanelView, RediPANEL, Dataliner are trademarks of Allen-Bradley Company, Inc. IBM is a registered trademark of International Business Machines, Incorporated. Weigh Scale is a registered trademark of the Helm Instrument Company, Inc. Preface...................................................................... P-1 Who Should Use this Manual................................P-1 Purpose of this Manual .........................................P-1 Contents of this Manual ........................................P-2 Related Documentation ........................................P-3 Terms and Abbreviations ......................................P-4 Common Techniques Used in this Manual ...........P-5 Product Support ....................................................P-5 Your Questions or Comments on this Manual ......P-5 Chapter 1..................................................................1-1 Components.......................................................... 1-1 Strain Gain Transducer Operation ........................ 1-1 Hardware Overview .............................................. 1-2 Chapter 2..................................................................2-1 Getting Started...................................................... 2-1 Required Tools and Equipment ............................ 2-1 System Operation ................................................. 2-2 Sensor Wiring ....................................................... 2-2 Chapter 3..................................................................3-1 Channel Configuration, Data and Status .............. 3-1 Module Addressing ............................................... 3-1 Module Configuration......................................... 3-1 Data Table Memory Map ...................................... 3-1 Output Image ........................................................ 3-1 Input Image ........................................................... 3-3 Integer File ............................................................ 3-5 Text Box: Table of Contents Strain Gage Module User Manual Text Box: Table of Contents Weigh Scale Load Module User Manual Text Box: Overview Text Box: Channel Configuration, Data and Status Text Box: Getting Started Chapter 4..................................................................4-1 Initial Setup Procedures........................................ 4-1 Step 1. Balance Sensor Input ............................... 4-1 Step 2. Set Calibration Numbers .......................... 4-2 Chapter 5..................................................................5-1 HT-400 Sensor Ohm Reading .............................. 5-1 Block Diagrams..................................................... 5-2 Trim Jumper Setting.............................................. 5-2 PLC Ladder Logic ................................................. 5-3 Text Box: System Trouble- Shooting Guide Text Box: Initial Setup Procedures Text Box: Table of Contents Weigh Scale Load Module User Manual Read t...