SI-Ethernet User Guide
165
Issue: 3
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7.5.10
Extended speed control
Output assembly object 0x15 (21
10
)
The PLC or scanner must be configured for 4 output bytes (or 2 output words) if this assembly
object is to be used.
Extended control word
The extended control word consists of 2 bytes (16 bits), with only the low byte used as shown.
The individual bit functions are described as follows:
Table 7-11 Extended speed control
Data word
Function
Word 0
Extended control word.
Word 1
Speed reference (
SpeedRef
).
b15
b14
b13
b12
b11
b10
b9
b8
b7
b6
b5
b4
b3
b2
b1
b0
NetRef
NetCtrl
FaultRst RunRev RunFwd
Name
Control
Word
Description
RunFwd
b0
Set this bit to command the drive to run in the forward direction.
RunRev
b1
Set this bit to command the drive to run in the reverse direction.
FaultRst
b2
A 0 to 1 transition will reset the drive if the drive was in a trip state.
NetCtrl
b5
Used in conjunction with Pr
0.06.043
to enable the drive control word bits
b0-b6 and bit 9 (Pr
0.06.042
).
NetRef
b6
Set this bit to command the drive to use the remote speed reference value
specified in Word 1.
For the drive to run at the speed specified in Word 1, Pr
0.06.043
must be
ON
and bit 0,
bit 7 and bit 8 of the drive control word (Pr
0.06.042
) must all be set to 1 and the external
hardware enable signal must be present.
For information on the drive control word see Table 7-10
Conformance with the pre-defined assembly objects specification can only be guaran-
teed if the speed reference configuration of the drive has not been changed from the de-
fault settings. For information on setting default values, refer to the appropriate drive user
guide.
NOTE
NOTE
NOTE
Содержание Unidrive M600
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