OPC90 Server
The following table lists most of the Bailey interface commands supported by the
UXCIU block. All other commands not supported or listed in this table will
Command
M
receive a “Command Not Supported” (NAK-3) response. When the “Read only
operation” option is enabled, commands that cause changes in the ABB Bailey
DCS will not be sent to the CIU and a “Command Not Supported” (NAK-3)
response will be generated.
Command
Code
Response
RE-READ REPLY
9
Resends the last command response.
MODULE OPERATION
12
ACK/NAK code indicating requested result.
READ BLOCK
13
Returns requested block data.
READ NEXT BLOCK
14
Returns next block requested block data.
READ DEFAULT BLOCK
15
Returns default block data.
WRITE BLOCK
ested result.
16
ACK/NAK code indicating requ
TUNE BLOCK
sted result.
17
ACK/NAK code indicating reque
DELETE BLOCK
d result.
18
ACK/NAK code indicating requeste
READ BLOCK OU
u
TPUT
20
Ret rns value of requested block output.
READ PROBLEM
26
Returns requested problem report data.
REPORT
DEMAND MODUL
STATUS
u
E
27
Ret rns requested module status.
READ EXTENDED
PROBLEM REPORT
u
data
46
Ret rns requested extended problem report
.
TREND DATA POLL
48
Returns requested trend block data.
CIU RESTART
Retu
block driver originally issuing this command.
19
rns response from when OPC90 DEVICE
READ WORK FLA
Alwa
addit
G
34
ys return ACK and flags indicating no
ional work is required.
ENVIRONMENT
tu
block driver originally issuing this command.
69
Re rns response from when OPC90 DEVICE
READ SYSTEM
E
tu
sponse. Time
am
e always zero.
TIME/DAT
43
Re rns requested time/date re
St
p and Wall Clock offset ar
SET SYSTEM TIM
a
.
E/DATE
60
Alw ys returns a ACK response
DEQUEUE
a
25
Alw ys returns a ACK response.
CIU CALLUP
a
41
Alw ys returns a ACK response.
CIU HANGUP
a
42
Alw ys returns a ACK response.
CIU ONLINE / OFF
a
LINE
44
Alw ys returns a ACK response.
CANCEL KEY COM
a
MAND
50
Alw ys returns a ACK response.
DEFINE SYSTEM NODE
61
Always returns a ACK response.
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