2.1.7 Analog Input Commands (Acknowledged)
VLT
Response
Command Subcom-
mand
Region
NPA Object
no.
Attribute
No.
Attribute Message Type
Comments
ACK
1
-
1
0-23
1
Byte
Read Analog
Input
Read Object Configuration attribute
associated with each individual point
ACK
1
-
1
0-23
2
Byte
Read Analog
Input
1)
Read Object Status attribute
associated with each individual point
ACK
1
-
1
0-23
3
Float
Read Analog
Input
2)
Read Analog Input Value attribute
associated with each individual point
ACK
1
-
1
0-23
8
Float
Read Analog
Input
Read Low Alarm attribute associated
with each individual point
ACK
1
-
1
0-23
9
Float
Read Analog
Input
Read Low Warning attribute associ-
ated with each individual point
ACK
1
-
1
0-23
10
Float
Read Analog
Input
Read High Warning attribute associ-
ated with each individual point
ACK
1
-
1
0-23
11
Float
Read Analog
Input
Read High Alarm attribute associated
with each individual point
ACK
1
-
1
0-23
12
Float
Read Analog
Input
Read Differential attribute associated
with each individual point
ACK
2
-
1
0-23
1
Byte
Write Analog
Input
Write to Object Configuration attrib-
ute associated with each individual
point
ACK
2
-
1
0-23
8
Float
Write Analog
Input
Write to Low Alarm Limit attribute
associated with each individual point
ACK
2
-
1
0-23
9
Float
Write Analog
Input
Write to Low Warning Limit attribute
associated with each individual point
ACK
2
-
1
0-23
10
Float
Write Analog
Input
Write to High Warning Limitattribute
associated with each individual point
ACK
2
-
1
0-23
11
Float
Write Analog
Input
Write to High Alarm Limit attribute
associated with each individual point
ACK
2
-
1
0-23
12
Float
Write Analog
Input
Write to Differential attribute associ-
ated with each individual point
ACK, no
action
7
2
1
0-23
-
Float
Override
Analog inputs
Analog inputs are "outputs" from the
frequency converter and should not
be written over by the network
controller
ACK, no
action
7
3
1
0-23
-
-
Override
Analog Release
Analog inputs are "outputs" from the
frequency converter and should not
be written over by the network
controller
ACK, no
action
7
7
1
0-23
-
-
Write Analog
Input Attrib-
utes
Optional command for slave devices.
Only used for N2
commissioning purposes
Instructions
VLT
®
Metasys
6
MG.11.G2.02 - VLT
®
is a registered Danfoss trademark
2
2
