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Manual – MOVIDRIVE® MDX60B/61B Communication and Fieldbus Unit Profile
7
Process data configuration
SEW Unit Profile
7.2
Process data configuration
The MOVIDRIVE
®
inverter can be controlled with 1 to 10 (with RS485 with 1 to 3)
process data words via the communication interfaces. The number of process input data
(PI) and process output data (PO) is identical.
The process data configuration is set using DIP switches on the option card (e.g.
DFI11B) or via the SBus master when starting up the bus system (e.g. PROFIBUS-DP
or RS485). In this way, the inverter is automatically set properly. You can use the keypad
or the MOVITOOLS
®
MotionStudio fieldbus monitor to check the current process data
configuration under the menu item
P090 Fieldbus PD configuration
.
Depending on the installed fieldbus option card, the following process data configura-
tions might take effect.
Only the number of process data (that is 1 PD - 10 PD) is interesting for process data
control of the drive inverter. These process data are usually mapped in the I/O or periph-
eral area when programmable logic controllers are used as fieldbus master. This means
the I/O or peripheral area of the PLC must provide sufficient memory space for the drive
inverter’s process data (see following figure). The address between process data of the
drive inverter and the PLC address area is usually assigned on the fieldbus master
module.
54943AXX
P090 PD configuration
1 process data word + parameter channel
1PD+PARAM
1 process data word
1PD
2 process data words + parameter channel
2PD+PARAM
2 process data words
2PD
....
....
10 process data words + parameter channel
10PD+PARAM
10 process data words
10PD
55022AEN
PA 1
PA 2
PA
PA 3
PE 1
PE 2
PE
PE 3
PO 1
PO 2
PO
PO 3
PI 1
PI 2
PI
PI 3
PLC address range
AW 40
AW 42
AW 44
EW 40
EW 42
EW 44
PO 3
PO 2
PO 1
PI 3
PI 2
PI 1
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