Nor-Cal IQ+ Adaptive Pressure Controller - Manual (Page 28)

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I
ntellIsys
A
dAptIve
p
ressure
C
ontrollers
IQ+ OP-LIT 9/08
NOTE: This device uses an adaptive
Gain and Phase adjustment
mechanism and can not be changed
• Changes to sensor crossover
attributes are non-volatile
(recorded in NVRAM)
• Control optimization is done in
real time and there is no learning
calibration sequence
8.10 - S-Analog Actuator Object
Class ID 32
hex
Instance ID 1
8.11 - S-Single Stage Controller Object
Class ID 33
hex
Instance ID 1 (process control)
TAbLE 8.10.1 – S-ANALOG ACTUATOR ObJECT ATTRIbUTES
attrIBute Id
hex
ServIce Id
hex
name Format value
3 0E (get) 10 (set) Data type USINT
C3h = INT (default)
CAh = REAL
4 0E (get) 10 (set) Data units UINT
1001h = Counts (default)
1007h = Percent
1703h = Degrees
5 0E (get) 10 (set) Override USINT
Specifies the operational
mode of the controller, see
table 8.10.3
6 0E (get) Value
Specified by
data type
Analog output value
7 0E (get) Status BYTE Alarm & Warning, Default = 0
15 OE (get) 10 (set) Safe State USINT See table 8.10.4
TAbLE 8.10.2 –S-ANALOG
ACTUATOR ExCEPTION
STATUS bITmAP
BIt deFInItIon
0 High Alarm
1 NA
2 High Warning
3 NA
4-7 reserved
TAbLE 8.11.1 – S-SINGLE STAGE CONTROLLER ObJECT ATTRIbUTES; INSTANCE 1
attrIBute Id
hex
ServIce Id
hex
name Format value
3 0E (get) 10 (set) Data type USINT
C3h = INT (default)
CAh = REAL
4 0E (get) 10 (set) Data units UINT
1001h = Counts (default
1007h = Percent
1301h = Torr
5 0E (get) 10 (set) Control Mode USINT See table 8.11.3
6 10 (set) Setpoint UINT
0 to 7FFFh
for 0 to 100%
7 0E (get)
Process variable
(Pressure)
Specified by data type
Analog output value
Linked to S-Analog Sensor
Object, instance 1 and 2
9 OE (get) 10 (set) Control Variable
Specified by S-Analog
Actuator Object data
type
Drive signal output
Linked to S-Analog
Actuator Object, instance 1
0000h - 7FFFh
0A 0E (get) Status BYTE See table 8.11.4
11 OE (get) 10 (set) Safe State USINT See table 8.11.5
59 0E (get) 10 (set)
Sensor crossover
high
Specified by data type 0.9% of high range gauge full scale (default)
5A 0E (get) 10 (set) Sensor crossover low Specified by data type 100% of low range gauge full scale (default)
5C OE (get) Phase REAL Derivative gain
5C OE (get) Kap REAL Second derivative gain
5E OE (get) Gain REAL Proportional gain
60 0E (get) 10 (set)
Process variable
source
BYTE
1 = Low range CDG
2 = High range CDG
3 = automatic
63 0E (get) Subclass UINT 1 = PID & source select
64 OE (get) 10 (set) Volume INT
Chamber volume-dependent phase multiplier
1-100, default = 0
65 OE (get) 10 (set) Delay INT Feedback delay Kap multiplier 0-10, default = 0
66 OE (get) 10 (set) Speet INT
Max speed of valve during pressure control
1-100, default = 100
TAbLE 8.10.3 – S-ANALOG ACTUATOR ObJECT
OvERRIDE vALUE
attrIBute
value
State
0 Normal
1 Zero (closed)
2 Maximum value (open)
3 Hold
4 Safe State (See Table 8.10.4)
5-63 Reserved
NOTE: Use the
Override attribute to
override the Value
attribute when in the
device Executing state.
For all other states, the
Safe state will be used.
This attribute has the
same effect as Control
Mode of the S-Single
Stage Controller Object
TAbLE 8.10.4 – S-ANALOG ACTUATOR
ObJECT SAFE STATE vALUE
attrIBute
value
State
0 Closed
1 Open
2 Hold (Default)
3 Safe Value - Closed
4-63 Reserved