174 SI-Ethernet User Guide
Issue: 1
7.5.21 AC/DC Drive object
Class: 0x2A (42
10
)
The AC/DC Drive object provides information on the drive running state and supports
the following attributes:
AtReference
Indicates that the drive is running at the requested speed.
Get Pr 0.10.006
0 = Drive not running at requested speed.
1 = Drive running at requested speed.
Table 7.31 AC/DC Drive object attributes
Attribute
ID
Name Access Parameter dependence
0x03 (3
10
)
AtReference Get
Pr 0.10.006
0x04 (4
10
)
NetRef Get/Set
Pr 0.06.042 (bit 8)
0x06 (6
10
)
DriveMode Get/Set
(See Table 7.32 on page 175)
0x07 (7
10
)
SpeedActual Get
Closed Loop Pr 0.03.002
Open Loop Pr 0.05.004
0x08 (8
10
)
SpeedRef
Get/Set Closed Loop
Pr 0.01.021
(scaled to 0 decimal places)
Get Open Loop
Pr 0.01.021 * 60 / NofPP
(scaled to 0 decimal places)
Set Open Loop
Pr 0.01.021 = SpeedRef *
NofPP / 60
(scaled to 0 decimal places)
0x0B (11
10
)
TorqueActual Get
Pr 0.04.020
(scaled to 1 decimal place)
0x0C (12
10
)
TorqueRef Get/Set
Pr 0.04.008
(scaled to 1 decimal place)
0x1D (29
10
)
RefFromNet Get
1Pr 0.01.049=3 AND Pr 0.01.050=1
0Pr 0.01.049<>3 OR Pr 0.01.050<>1
NofPP = Number of Pole Pairs.
Name: AtReference
Class 0x2A Default N/A
Instance 0x01 Data Type USINT
Attribute 0x03 Access Get