Siemens SIWAREX FTA - Page 4

iv SIWAREX FTA
Contents
1 Preface .................................................................................................................................... 1-1
1.1 PURPOSE OF THIS MANUAL .................................................................................................1-1
1.2 FUNDAMENTAL KNOWLEDGE REQUIREMENTS ....................................................................1-1
1.3 SCOPE OF THIS MANUAL .....................................................................................................1-1
1.4 FURTHER SUPPORT ..............................................................................................................1-3
2 Scope of Delivery .................................................................................................................. 2-4
2.1 SCOPE OF DELIVERY ...........................................................................................................2-4
3 Product Overview .................................................................................................................. 3-6
3.1 GENERAL INFORMATION .....................................................................................................3-6
3.2 BENEFITS ............................................................................................................................3-6
3.3 RANGE OF APPLICATION .....................................................................................................3-7
3.4 STRUCTURE .........................................................................................................................3-7
3.5 FUNCTION ...........................................................................................................................3-8
3.6 SYSTEM INTEGRATION IN SIMATIC ...................................................................................3-9
3.7 COMMISSIONING AND SERVICE WITH SIWATOOL FTA ..................................................3-10
3.8 FIRMWARE DOWNLOAD WITH SIWATOOL FTA .............................................................3-12
3.9 READING THE STORED WEIGHING LOGS WITH SIWATOOL FTA ......................................3-12
3.10 QUICK INSTALLATION WITH SIWATOOL FTA WIZZARD ................................................3-12
4 Hardware Planning and Assembly .................................................................................... 4-13
4.1 PLANNING THE HARDWARE IN SIMATIC .........................................................................4-14
4.2 STAND-ALONE OPERATION ................................................................................................4-14
4.3 EMC-COMPATIBLE STRUCTURE .......................................................................................4-15
4.3.1 Definition: EMC ...............................................................................................................4-15
4.3.2 Introduction ......................................................................................................................4-15
4.3.3 Possible Effects of Interference ........................................................................................4-15
4.3.4 Coupling Mechanisms ......................................................................................................4-15
4.3.5 Five Basic Rules for Guaranteeing EMC .........................................................................4-16
4.4 ASSEMBLY ON THE PROFILE RAIL .....................................................................................4-17
4.5 CONNECTIONS AND CABLING ............................................................................................4-17
4.5.1 Connection areas for SIWAREX FTA ...............................................................................4-17
4.5.2 Shield connection .............................................................................................................4-19
4.5.3 Connecting the 24 V power supply ...................................................................................4-20
4.5.4 Connection to front connector ..........................................................................................4-21
4.5.5 Load cell connections .......................................................................................................4-21
4.5.6 Digital Inputs ....................................................................................................................4-25
4.5.7 Counter Input ...................................................................................................................4-26
4.5.8 Digital Outputs .................................................................................................................4-27
4.5.9 Analog Output ..................................................................................................................4-29
4.5.10 RS 485 interface for a METTLER TOLEDO ....................................................................4-29
4.5.11 RS 485 interface for load cells made by Wipotec/Kaiserslautern ....................................4-31
4.5.12 RS 485 interface for load cells made by PESA, Pfäffikon/Switzerland ............................4-32
4.5.13 Connecting the Remote Display by the Siebert company .................................................4-35
4.5.14 PC Connection for SIWATOOL FTA................................................................................4-36
4.5.15 LED Indicators .................................................................................................................4-37
4.5.16 Using the Micro Memory Card ........................................................................................4-37
4.6 OPERATIONAL PREPARATION ............................................................................................4-38
4.7 USE IN AREAS WITH RISK OF EXPLOSION ...........................................................................4-39
5 Weighing Functions ............................................................................................................ 5-41
5.1 GENERAL INFORMATION ...................................................................................................5-41