Data Mapping
Control Loop Status Word (
L#
BIT
Description
0
Auto/Manual (A)
1
Local Loop (L)
2
Standby Sync (SS)
3
External/Internal (E)
4
Console (CN)
5
Computer (CM)
6
Ramping Setpoint (RS)
7
Override (OR)
8
Emergency Manual (EM)
9
Configuration Hold (CH)
10
HI Setpoint Limit (HL)
11
LO Setpoint Limit (LL)
12
Alarms are Out of Service (OS)
13
U1 Status Active (U1S)
14
U2 Status Active (U2S)
15
Autotune is active (AT)
Control Loop Alarm Status Word (
BIT
Description
0
Alarm 1 is Active (A1)
1
Alarm 1 is Not Acknowledged (N1)
2
Alarm 1 is Enabled (E1)
3
Alarm 2 is Active (A2)
4
Alarm 2 is Not Acknowledged (N2)
5
Alarm 2 is Enabled (E2)
6
Alarm 3 is Active (A3)
7
Alarm 3 is Not Acknowledged (N3)
8
Alarm 3 is Enabled (E3)
9
Alarm 4 is Active (A4)
10
Alarm 4 is Not Acknowledged (N4)
11
Alarm 4 is Enabled (E4)
12
Alarms are Out of Service (OS)
13
Configuration has Changed (CC)
14
Unacknowledged Loop Event (NA)
15
Active Loop Event (AE)
7-20
CLS) - channel n+3/parameter 1
Value
1-Auto 0-Manual
1-Local
1-Standby
1-External 0-Internal
1-Console
1-Computer
1-Ramping Setpoint
1-Override
1-Emergency Manual
1-Configuration Hold
1-HI Setpoint Limit
1-LO Setpoint Limit
1-Out of Service
1- U1 Active
1- U2 Active
1-Autotune
ASW) - channel n+4/parameter 1
L#
Value
1-Active
1-Not Acknowledged
1-Enabled
1-Active
1-Not Acknowledged
1-Enabled
1-Active
1-Not Acknowledged
1-Enabled
1-Active
1-Not Acknowledged
1-Enabled
1-Out of Service
1-Loop Configured
1-Unacknowledged Event
1- Active Loop Event
Block
Read/Write
Output
A/M
R/W
ODC
R/W
L
A/M
R
E/I
R/W
ES
ODC
R/W
CN
ODC
R/W
CM
SETPT
R/W
RS
ORSL
R
OS
A/M
R
R
SPLIM
R
HS
SPLIM
R
LS
ALARM
R/W
ODC
R
ODC
R
R/W
Block
Read/Write
Output
ALARM
R
ALARM
R/W
ALARM
R/W
ALARM
R
ALARM
R/W
ALARM
R/W
ALARM
R
ALARM
R/W
ALARM
R/W
ALARM
R
ALARM
R/W
ALARM
R/W
ALARM
R/W
R
R/W
R
March 2003
UM353-1