35
vacon nx ac drives optci modbus tcp option user manual ®
vacon nxac drives
optcimodbus tcp option
user manual
®
NCDrive / NCIPConfig interface-Parameter -Slow rate actual
Values
-Trends -Fault history
-
-
-
Ethernet switch
PLC or Programmable Controller
Real-Time Control-Start/Stop, Direction,...-Reference-Feedback
PLC or Programmable ControllerPLC or Programmable Controller
-
Master
-Start/Stop, Direction, ..-Reference-Feedback
Ethernet switch
!NOTE
Modbus / TCP request
M
O
D
B
U
S
C
L
I
E
N
T
Transaction ID
Protocol ID
Unit identifier
Lenght field
Function
Data (variable length)
Modbus / TCP response
Transaction ID
Protocol ID
Unit identifier
Lenght field
Function
Data (variable length)
M
O
D
B
U
S
S
E
R
V
E
R
Modbus / TCP request
M
O
D
B
U
S
C
L
I
E
N
T
Transaction ID
Protocol ID
Unit identifier
Lenght field
Function
Data (variable length)
Modbus / TCP response
Transaction ID
Protocol ID
Unit identifier
Lenght field
Function
Data (variable length)
M
O
D
B
U
S
S
E
R
V
E
R
Document ID:
Rev. B
Manual authoring:[email protected]
Vacon Plc.Runsorintie 765380 VaasaFinland
Subject to change without prior notice© 2015 Vacon Plc. Sales code: DOC-OPTCI+DLUK
Find your nearest Vacon office on the Internet at:
www.vacon.com
