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Manual – MOVI-PLC® advanced DHR41B for EtherNet/IP, Modbus/TCP and PROFINET IO
109
11
Parameterization via PROFIdrive data record 47
Operating Behavior (PROFINET IO)
11.3.6 MOVILINK
®
parameter requests
The MOVILINK
®
parameter channel of the SEW inverter is directly mapped in the struc-
ture of data record 47. The request ID 0x40 (SEW MOVILINK
®
service) is used for the
exchange of MOVILINK
®
parameter setting orders. Parameter access with MOVILINK
®
services usually takes place according to the structure described below. The typical tele-
gram sequence is used for data record 47.
Request ID:
0x40 SEW MOVILINK
®
service
The actual service is defined by the data record element
Attribute
in the MOVILINK
®
pa-
rameter channel. The high nibble of the element corresponds to the MOVILINK
®
service
code.
Example for read-
ing a parameter
via MOVILINK
®
The following tables give an example of the structure of the
WRITE.request
and
READ.response
user data for reading an individual parameter via the MOVILINK
®
parameter channel.
Sending a parameter request
The table shows the coding of the user data for the
WRITE.request
PROFINET service.
The
WRITE.request
service is used to transfer the parameter setting request to the in-
verter. The firmware version is read.
The following table shows the WRITE request header for transferring the parameter re-
quest.
The following table shows the WRITE.request user data for MOVILINK
®
"Read para-
meters".
Service
WRITE. request Description
API
0
Fixed setting = 0
Slot_Number
0
Random (is not evaluated)
Subslot_Number
1
Fixed setting = 1
Index
47
Index of the dataset for the parameter request; constant index 47
Length
10
10 byte user data for parameter request
Byte
Field
Value
Description
0
0x01
Individual reference number for the parameter setting
request is mirrored in the parameter response
1
Request ID
0x40
SEW MOVILINK
®
service
2
Axis
0x00
Axis number
0 = DHR41B
1 = Access to slave unit with SBus address 1
3
No. of parameters
0x01
0 = MOVI-PLC
®
or DHR41B
4
Attribute
0x10
MOVILINK
®
service 'READ parameter'
5
No. of elements
0x00
0 = Access to direct value, no subelement
6, 7
Parameter Number
0x206C
MOVILINK
®
index 8300 = "Firmware version"
8, 9
Subindex
0x0000
Subindex 0
0
0
I
Содержание DHR41B
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