rotork Profibus Modbus Module Mk2 - Default Chapter; Table of Contents

Contents
Publication PUB088-005-00_1017 3 of 84
Contents
Glossary of Terms: ............................................................................................................................ 5
Abbreviations: ................................................................................................................................... 5
References: ........................................................................................................................................ 6
1 INTRODUCTION ................................................................................................. 7
1.1 General ..................................................................................................................................... 8
2 PROFIBUS DP (MK2) OPTION CARD PROPERTIES ....................................... 9
2.1 Mechanical properties ............................................................................................................ 9
2.2 Electrical Properties .............................................................................................................11
2.3 Operation and Storage .........................................................................................................11
3 FITTING THE PROFIBUS DP (MK2) OPTION CARD ...................................... 13
3.1 Inside an IQ or IQT actuator .................................................................................................13
3.2 Inside a Q actuator ................................................................................................................14
3.3 Inside a CVA actuator ...........................................................................................................15
3.4 Inside ROMPAK actuator......................................................................................................16
3.5 Inside a Skil or EH actuator .................................................................................................17
3.6 Replacing or Fitting a Profibus DP (Mk2) Option Card .....................................................18
4 SINGLE AND DUAL DATA HIGHWAY CONFIGURATIONS .......................... 19
4.1 Profibus Data Highway .........................................................................................................19
4.2 Segmented Single Highway System ...................................................................................20
4.3 Redundant Systems – Simple Redundancy .......................................................................21
4.3.1 Flying Redundancy Slave to Master Connection .............................................22
4.3.2 System Redundancy Slave to Master Connection ...........................................23
4.4 Redundant Systems – RedCom Redundancy ....................................................................24
4.4.1 Extended Diagnostic Messages for RedCom ..................................................25
4.5 Cable Types ...........................................................................................................................26
4.6 Termination Network ............................................................................................................26
4.7 Connecting to the Highway and Setting up the Profibus Card ........................................27
4.7.1 Single Highway with Analogue Input ................................................................27
4.7.2 Dual Highway ...................................................................................................29
4.7.2 Optional IQ and IQT disconnect module ..........................................................31
5 THE ACTUATOR CYCLIC DATA SIGNALS .................................................... 33
5.1 Control Outputs .....................................................................................................................34
5.1.1 Controls Priority ................................................................................................37
5.1.2 Profibus Control using the ACTCON Register .................................................39
5.1.3 Profibus Control using the POS_DV register ...................................................39
5.1.4 The IQ ‘S’ contacts (Profibus DOs) controlled by the O_STAT register ..........40
5.1.5 Multiport Position Selection using the PORTCM register (Future) ...................40