172
SI-Ethernet User Guide
Issue: 3
Speed feedback (
SpeedActual
)
The speed feedback word utilises 2 bytes (16 bits) as shown below.
For more information on the speed feedback see section 7-31
7.5.15
Basic speed and torque feedback
Input assembly object 0x48 (72
10
)
The PLC or scanner must be configured for 6 input bytes (or 3 input words) if this assembly object
is to be used.
Basic status word
The basic status word consists of 2 bytes (16 bits), with only the low byte used as shown below.
The individual bit functions are described as follows:
b15
b14
b13
b12
b11
b10
b9
b8
SpeedActual (high byte)
b7
b6
b5
b4
b3
b2
b1
b0
SpeedActual (low byte)
Table 7-17 Basic speed and torque feedback
Data word
Function
Word 0
Basic status word.
Word 1
Speed feedback (
SpeedActual
).
Word 2
Torque feedback (
TorqueActual
).
b15
b14
b13
b12
b11
b10
b9
b8
b7
b6
b5
b4
b3
b2
b1
b0
Running1
(Fwd)
Faulted
Bit
Name
Description
b0
Faulted
Indicates whether the drive is OK or tripped
(0=OK, 1=Tripped).
b2
Running1
(Fwd)
Indicates if the drive is running in the forward direction
(0=False, 1=True).
Содержание Unidrive M600
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