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ACH550-UH User’s Manual
1-255
Embedded fieldbus
DCU Profile
STATUS
WORD
(See Parameter 0304)
Bit
Name
Value
Status
16
ALARM
1
An alarm is on.
0
No alarms are on.
17
REQ_MAINT
1
A maintenance request is pending.
0
No maintenance request is pending.
18
DIRLOCK
1
Direction lock is ON. (Direction change is locked out.)
0
Direction lock is OFF.
19
LOCALLOCK
1
Local mode lock is ON. (Local mode is locked out.)
0
Local mode lock is OFF.
20
CTL_MODE
1
Drive is in vector control mode.
0
Drive is in scalar control mode.
21…25
Reserved
26
REQ_CTL
1
Copy the control word
0
(no op)
27
REQ_REF1
1
Reference 1 requested in this channel.
0
Reference 1 is not requested in this channel.
28
REQ_REF2
1
Reference 2 requested in this channel.
0
Reference 2 is not requested in this channel.
29
REQ_REF2EXT
1
External PID reference 2 requested in this channel.
0
External PID reference 2 is not requested in this channel.
30
ACK_STARTINH
1
A start inhibit from this channel is granted.
0
A start inhibit from this channel is not granted.
31
ACK_OFF_ILCK
1
Start inhibit due to OFF button
0
Normal operation
Summary of Contents for ACH550-UH HVAC
Page 2: ......
Page 8: ...1 8 ACH550 UH User s Manual Table of contents ...
Page 32: ...1 32 ACH550 UH User s Manual Installation ...
Page 66: ...1 66 ACH550 UH User s Manual Application macros ...
Page 186: ...1 186 ACH550 UH User s Manual Parameters ...
Page 333: ...ACH550 UH User s Manual 1 333 Technical data ...