170
SI-Ethernet User Guide
Issue: 3
7.5.14
Extended speed feedback
Input assembly object 0x47 (71
10
)
The PLC or scanner must be configured for 4 input bytes (or 2 input words) if this assembly object
is to be used.
Extended status word
The extended status word consists of 2 bytes (16 bits), with the bits having functions as shown
below.
The DriveState byte returns a code to indicate the operating state of the drive as shown in Table 7-
16 following.
Table 7-15 Extended speed feedback
Data word
Function
Word 0
Extended status word.
Word 1
Speed feedback (
SpeedActual
).
b15
b14
b13
b12
b11
b10
b9
b8
DriveState
b7
b6
b5
b4
b3
b2
b1
b0
At
Reference
RefFrom
Net
CtrlFrom
Net
Ready
Running2
(Rev)
Running1
(Fwd)
Warning Faulted
Table 7-16 DriveState codes
Code
b15 - b8
State
Description
1
00000001
Startup
This state is skipped over on CT drives.
2
00000010
Not_Ready
Inhibit.
3
00000011
Ready
Ready.
4
00000100
Enabled
Run or Stop.
5
00000101
Stopping
Deceleration or Injection.
6
00000110
Fault_Stop
AC_UU (this will only occur if Mains Loss is enabled).
7
00000111
Faulted
Tripped.
0
00000000
Vendor Specific
All other DriveType states, e.g. Scan, Orienting,
Regen Active, etc.
Содержание Unidrive M600
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