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Communication
35
The format of the input assembly is:
Note:
If the BASIC SPEED CONTROL or the EXTENDED SPEED
CONTROL assembly is used, it must be ensured that the fieldbus
is selected as the drive control source and fieldbus specific
(Generic Drive profile) Control/Status Word format is selected
instead of ABB Drives profile.
EXTENDED SPEED CONTROL assembly
The EXTENDED SPEED CONTROL assembly is defined by the
ControlNet AC/DC Drive Profile. The format of the output
assembly is:
Instance 70 (Input assembly)
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3
Bit 2
Bit 1
Bit 0
0
Running 1
Faulted
1
2
Speed Actual Value (Low Byte) *
3
Speed Actual Value (High Byte) *
* Scaling of Speed Actual Value is configured by Speed Scale attribute in
AC/DC-Drive Object (class 0x2A, instance 0x01, attribute 0x16), and it
defaults to 1 rpm.
Instance 21 (Output assembly)
Byte Bit 7 Bit 6
Bit 5
Bit 4 Bit 3 Bit 2
Bit 1
Bit 0
0
NetRef NetCtrl
Fault
Reset
Run
Reverse
Run
Forward
1
2
Speed Reference (Low Byte) *
3
Speed Reference (High Byte) *
* See
BASIC SPEED CONTROL assembly
for information on speed
reference scaling.
Summary of Contents for RCNA-01
Page 1: ...ABB Drives User s Manual ControlNet Adapter Module RCNA 01 ...
Page 2: ......
Page 4: ......
Page 6: ...Safety instructions 6 ...
Page 9: ...Table of contents 9 Technical data 65 RCNA 01 65 Fieldbus link 66 ...
Page 10: ...Table of contents 10 ...
Page 14: ...Introduction 14 ...
Page 20: ...Mechanical installation 20 ...
Page 32: ...Programming 32 ...
Page 60: ...Communication 60 ...
Page 67: ......