Table of Contents
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4.
4.1
I/O Communication Functions ......................................................................................................... 4 - 1
4.2
Message Communication Functions ................................................................................................ 4 - 3
4.2.1
Get attribute...................................................................................................................... 4 - 3
4.2.2
Set attribute ...................................................................................................................... 4 - 4
4.2.3
Read communication error information............................................................................... 4 - 5
5.
5.1
Settings and Procedures ................................................................................................................. 5 - 1
5.1.1
DN91 start-up procedure when setting parameters with a sequence program...................... 5 - 1
5.1.2
DN91 start-up when setting parameters with the configuration software .............................. 5 - 2
5.2
Mounting and Installation ................................................................................................................ 5 - 3
5.2.1
Handling instructions ......................................................................................................... 5 - 3
5.2.2
Installation environment..................................................................................................... 5 - 3
5.3
Nomenclature ................................................................................................................................. 5 - 4
5.4
LED Displays and Indicator Descriptions.......................................................................................... 5 - 5
5.5
Connecting Communication Cable to DN91 ..................................................................................... 5 - 6
5.6
Instructions for Connecting the Network Power Supply..................................................................... 5 - 7
5.6.1
Network power supply unit installation position ................................................................... 5 - 7
5.6.2
Calculating network power supply unit installation position and current capacity .................. 5 - 8
6.
6.1
Setting Parameter........................................................................................................................... 6 - 1
6.2
Important Points about the Parameter Settings ................................................................................ 6 - 2
6.3
Setting with a Sequence Program ................................................................................................... 6 - 2
6.4
Setting Parameters with the Configuration Software (Parameter Setting Tool) ................................... 6 - 3
6.4.1
Setting configuration.......................................................................................................... 6 - 3
6.4.2
Setting master parameters ................................................................................................ 6 - 4
6.4.3
Setting bus parameters ..................................................................................................... 6 - 5
6.4.4
Set the device (slave station) parameters........................................................................... 6 - 6
7.
7.1
Important Points about Programming............................................................................................... 7 - 1
7.2
System Configuration...................................................................................................................... 7 - 2
7.3
Setting Parameters with a Sequence Program ................................................................................. 7 - 4
7.4
I/O Communication with Slave Stations ........................................................................................... 7 - 6
7.4.1
Reading slave station I/O data ........................................................................................... 7 - 6
7.4.2
Writing slave station I/O data ............................................................................................. 7 - 6
7.5
Message Communication................................................................................................................ 7 - 7
7.5.1
Message communication - reading.................................................................................... 7 - 7
7.5.2
Message communication - writing ..................................................................................... 7 - 8
7.6
Acquiring Error Information.............................................................................................................. 7 - 9
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4 - 1 ~ 4 - 5
5 - 1 ~ 5 - 10
6 - 1 ~ 6 - 7
7 - 1 ~ 7 - 9
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Table of Contents
Troubleshooting
