Sab Parameter Description; Object 0X4040: Controlword; Object 0X4041: Statusword - Danfoss VLT Series Programming Manual

SAB Parameter Description

8 SAB Parameter Description
This chapter provides information on all user parameters
that are accessible via the object dictionary.

8.1 Object 0x4040: Controlword

This object indicates the received command controlling the
SAB state machine. Possible state transitions are described
in chapter 3.2 Control.
Attribute
Index
Description
Object code
Data type
Sub-index
LCP parameter number
Access
8 8
PDO mapping
Default value
Table 8.1 Object 0x4040: Controlword
Bits
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 10
Function –
Table 8.2 Structure of Object 0x4040
Table 8.3 provides a description of the bits.
Bit Description
eva U 1 and 2 enable
AUX
0 = On
1 = Off
ev UDC 1 and 2 enable
0 = Off
1 = On
fr Fault reset (carried out when changed from 0 to 1)
r1 Relay 1 enable
0 = Open
1 = Closed
r2 Relay 2 enable
0 = Open
1 = Closed
Table 8.3 Controlword Bits
358
Value
0x4040
Controlword
Var
UNSIGNED16
0x00
50-10
Read/write
Yes
0
– – r2 r1 – – – fr – – – – ev – eva
Danfoss A/S © 01/2017 All rights reserved.
®
VLT Integrated Servo Drive ISD

8.2 Object 0x4041: Statusword

This object provides the status of the state machine and
some information bits.
Attribute
Index
Description
Object code
Data type
Sub-index
LCP parameter number
Access
PDO mapping
Default value
Table 8.4 Object 0x4041: Statusword
Bits
Function mains –
Table 8.5 Structure of Object 0x4041
Table 8.6 provides a description of the bits.
Bit Description
rtso Ready to switch on (U
so Switched on (U
on).
oe Operation enabled (UDC lines 1 and 2 are enabled).
f Fault (Alarm has tripped).
pu Power-up.
w Warning.
rm Remote controlled.
mains Mains is applied.
Table 8.6 Statusword Bits
The encoding of the SAB states is defined as:
States
Init
U disabled
AUX
Standby
Power-up
Operation enabled
Fault
Table 8.7 SAB States
®
510 System
Value
0x4041
Statusword
Var
UNSIGNED16
0x00
50-11
Read only
Yes
0
15 14 13 12 11 10 9 8 7 6 5 4 3 2
– – – – rm – w – – pu f oe so rtso
is disabled).
AUX
is enabled and UDC can be switched
AUX
Statusword bits
4 3
(pu) (f ) (oe)
0 0
0 0
0 0
1 0
0 0
0 1
1 10
2 1 0
(so) (rtso)
0 0 0
0 0 1
0 1 1
0 1 1
1 1 1
0 0 0
MG36D102