Invertek Drives Optidrive E3 ODE-3 Series User Manual page 42

8.8.2. Explicit Messaging
Explicit messaging can be used to read or write a parameter setting.
All drives parameter variables have the data type INT (16 bit, 2-byte objects). The device parameters and the PLC program variables
must have the same data lengths.
Accessing drive parameters
Explicit messaging must be confi gured using the settings shown below.
Read Message Type
Service ID
Class ID Class ID
Attribute ID Attribute ID
Instance ID Instance ID
Data Type Data Type
Data Size Data Size
Read Message Type Read Message Type
Service ID Service ID
Class ID Class ID
Attribute ID Attribute ID
Instance ID Instance ID
Data Type Data Type
Data Size Data Size
8.8.2.1. Parameter data transfer - confi guration example based on Allen Bradley Studio 5000 Logix Designer 8.8.2.1. Parameter data transfer - confi guration example based on Allen Bradley Studio 5000 Logix Designer
8.8.2.1.1. Read Parameter Value 8.8.2.1.1. Read Parameter Value
Please add the MSG function to the program. Please add the MSG function to the program.
Massage Confi guration – Parameter Read Massage Confi guration – Parameter Read
Confi guration Tab: Confi guration Tab:
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42 | Fieldbus Guide | Version 1.02
Explicit Message Read Request Confi guration
Single Parameter Read
14 (0x0E)
15 (0x0F) 15 (0x0F)
1 (0x01) 1 (0x01)
Modbus Register assigned to the Parameter Number Modbus Register assigned to the Parameter Number
16-bit 16-bit
Explicit Message Write Request Confi guration Explicit Message Write Request Confi guration
Single Parameter Write Single Parameter Write
16 (0x10) 16 (0x10)
15 (0x0F) 15 (0x0F)
1 (0x01) 1 (0x01)
Modbus Register assigned to the Parameter Number Modbus Register assigned to the Parameter Number
16-bit 16-bit
Communication Tab: Communication Tab:
Multiple Parameters Read
78 (0x4E)
68 (0x44) 68 (0x44)
- -
INT (16-bit) INT (16-bit)
16-bit x Number of Requested Elements 16-bit x Number of Requested Elements
Multiple Parameters Write Multiple Parameters Write
Not supported Not supported
Not supported Not supported
Not supported Not supported
INT (16-bit) INT (16-bit)
- -
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