SI-Ethernet User Guide 157
Issue: 1
Safety
information
Introduction
Mechanical
installation
Electrical
installation
Getting started Parameters
Key features
and Protocols
PC Applications Security Diagnostics
Glossary of
terms
Index
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 AC/DC Drive object
attributes on page 174.
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:
b15b14b13b12b11b10 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).
b15b14b13b12b11b10 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).
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