Danfoss Native BACnet VLT HVAC Drive Operating Instructions Manual page 16

BACnet Objects
Object_Name
Default
ID name Writeable
AV:37
AV:38 Reserved for P, I, D
AV:39
AV:40 Setpoint 3
Bus
AV:41 Feedback 3
AV:42
AV:43 Reserved for P, I, D
AV:44
Running
AV:45 Bypass
AV:46
AV:47
AV:48
AV:49
Alarm Log:
AV:50 Error Code
AV:51 Fault Code
PID Start
AV:52 Speed
On
Reference
AV:53 Bandwidth
PID Propor-
AV:54 tional Gain
PID Integral
AV:55 Time
PID Differen-
AV:56 tiation Time
PID Diff. Gain
AV:57 Limit
Table 5.3 Analog Values
1
Either AV:1 or AV:2 controls the drive reference. Only one of them can control the frequency converter at a time and BV:2
decides which one.
2 This value is not directly available in the frequency converter. The value must be calculated as follows:
Par . 16 − 17
AV # 3 = × 100 %
Par . 4 − 13
3
This value is not directly available in the frequency converter. The value must be calculated as follows:
Par . 16 − 52
AV # 4 =
× 100 %
Par . 20 − 14
4 VLT ® HVAC Drive fault codes are transmitted as an analog value in AV:51. The Fault codes are mapped as shown in table on
following page. The VLT ® HVAC Drive alarm codes are shown as well for comparison.
®
VLT HVAC Drive Native BACnet Operating Instructions
Present_Value
EEPROM Parameter Unit
2023 %
896 %
3111 Hours
1530 NONE
Note 4 NONE
2083 Hz
2084 %
2093 NONE
2094 Sec
2095 Sec
2096 NONE
®
MG.14.C1.02 - VLT is a registered Danfoss trademark
Writeable Cmd.able Timeout
x
x
x
x
x
x
x
x
Option
5 5
MCO 104
15