Table Of Contents - Drehmo i-matic Operating Manual

Modbus loop redundant board for i-matic actuators
Table of Contents

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Table of contents

1
Warnings and notes ............................................................................................................... 5
1.1
Standards / directives ....................................................................................................... 5
1.2
Commissioning (Electrical connection) ......................................................................... 5
1.3
Maintenance ...................................................................................................................... 5
1.4
Warnings and notes .......................................................................................................... 5
2
Preface ................................................................................................................................... 6
2.1
Structure of the interface board ...................................................................................... 6
2.2
Repeater feature ............................................................................................................... 6
2.3
Transmission technique/Physical layer ......................................................................... 7
2.4
Protection functions / Data secure mechanisms .......................................................... 7
3
Electrical connection .............................................................................................................. 8
3.1
Mains connection (Standard) .......................................................................................... 8
3.2
Bus connection (Standard) .............................................................................................. 8
3.3
Shield connection .............................................................................................................. 9
3.4
Bus termination ................................................................................................................. 9
3.5
Lightning protection (option) ............................................................................................ 9
3.6
Bus cable .......................................................................................................................... 10
4
Jumper / LED's of the interface board .................................................................................. 11
4.1
Location of the components on the interface board .................................................. 11
4.2
Connectors ....................................................................................................................... 12
4.3
Diagnosis LED's .............................................................................................................. 12
4.3.1
LED RES ................................................................................................................... 12
4.3.2
LED DBG .................................................................................................................. 12
4.3.3
LED CAN ................................................................................................................... 12
4.3.4
LED CH1 ................................................................................................................... 13
4.3.5
LED BA1+BA2.......................................................................................................... 13
4.3.6
LED DX1+DX2 ......................................................................................................... 13
4.4
Diagnosis via LCD Display of the actuator ................................................................. 13
5
Communication specific parameters MODBUS RTU ............................................................ 14
5.1
Communication parameters MODBUS RTU .............................................................. 14
5.1.1
Parameter settings using the display ................................................................... 14
5.1.2
Parameter settings using a parameterization tool .............................................. 18
6
MODBUS ............................................................................................................................. 19
6.1
MODBUS protocol layer................................................................................................. 19
6.1.1
Supported function codes....................................................................................... 19
6.1.2
MODBUS addressing model .................................................................................. 19
6.1.3
Valid Offsets/Subfunction codes ........................................................................... 20
6.2
Cyclic data ........................................................................................................................ 22
6.2.1
Input register............................................................................................................. 22
6.2.2
Output register ......................................................................................................... 24
6.3
Special function codes ................................................................................................... 26
6.3.1
Read exception-Status (Function code 07) ......................................................... 26
6.3.2
Report Slave ID (Function code 17) ..................................................................... 26
7
System functions .................................................................................................................. 27
DREHMO - i-matic Modbus loop redundant board
Complementary operating manual
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