WIKA T53 - Manual (Page 34)

34
Parameter
Rel.
Index Description
Type Store Size
byte
RO /
R/W Min. Max. Default
GAIN 3
Dimensionless .value .used .by .the .block .algorithm .in .calcu-
lating .the .block .output .
Float SRC 4 R/W 0
RESET 4 The .integral .time .constant, .in .seconds .per .repeat . Float SRC 4 R/W Positive +INF
BAL_TIME 5
This .specifies .the .time .for .the .internal .working .value .of .bias .
or .ratio .to .return .to .the .operator .set .bias .or .ratio, .in .sec-
onds . .In .the .PID .block, .it .may .be .used .to .specify .the .time .
constant .at .which .the .integral .term .will .move .to .obtain .bal-
ance .when .the .output .is .limited .and .the .mode .is .Auto, .Cas, .
or .RCas . .
Float SRC 4 R/W Positive 0
RATE 6 Defines .the .derivative .time .constant, .in .seconds . . Float SRC 4 R/W Positive 0
BkCAL_IN 7
The .value .and .status .from .a .lower .block’s .BKCAL_OUT .that .
is .used .to .prevent .reset .windup .and .to .initialize .the .control .
loop .
DS-65 N 5 R/W
OUT_hI_LIM 8 Limits .the .maximum .output .value . Float SRC 4 R/W
OUT_SCALE .
±10%
100
OUT_LO_LIM 9 Limits .the .minimum .output .value . Float SRC 4 R/W
OUT_SCALE .
±10%
0
BkCAL_hYS 30
The .amount .that .the .output .must .change .away .from .its .out-
put .limit .before .the .limit .status .is .turned .off, .expressed .as .a .
percent .of .the .span .of .the .output .
Float SRC 4 R/W 0 50 0 .5
BkCAL_OUT 31
The .value .and .status .required .by .an .upper .block’s .BKCAL_
IN .so .that .the .upper .block .may .prevent .reset .windup .and .
provide .bumpless .transfer .to .closed .loop .control .
DS-65 D 5 RO
RCAS_IN 3
Target .setpoint .and .status .provided .by .a .supervisory .Host .
to .a .analog .control .or .output .block .
DS-65 N 5 R/W
ROUT_IN 33
Target .output .and .status .provided .by .a .Host .to .the .control .
block .for .use .as .the .output .(ROut .mode) .
DS-65 N 5 R/W
ShED_OPT 34
Defines .action .to .be .taken .on .remote .control .device .time-
out .
Un-
signed .
8
SRC 1 R/W 0
RCAS_OUT 35
Block .setpoint .and .status .after .ramping .- .provided .to .a .
supervisory .Host .for .back .calculation .and .to .allow .action .to .
be .taken .under .limiting .conditions .or .mode .change .
DS-65 D 5 RO
ROUT_OUT 36
Block .output .and .status .- .provided .to .a .Host .for .back .
calculation .in .ROut .mode .and .to .allow .action .to .be .taken .
under .limited .conditions .or .mode .change .
DS-65 D 5 RO
TRk_SCALE 37
The .high .and .low .scale .values, .engineering .units .code, .and .
number .of .digits .to .the .right .of .the .decimal .point, .associ-
ated .with .TRK_VAL .
DS-68 SRC 11 R/W 0-100%
TRk_IN_D 38
This .discrete .input .is .used .to .initiate .external .tracking .of .the .
block .output .to .the .value .specified .by .TRK_VAL .
DS-66 N  R/W
TRk_VAL 39
This .input .is .used .as .the .track .value .when .external .tracking .
is .enabled .by .TRK_IN_D .
DS-65 N 5 R/W
FF_VAL 40 The .feed .forward .value .and .status . DS-65 N 5 R/W
FF_SCALE 41
The .feedforward .input .high .and .low .scale .values, .engineer-
ing .units .code, .and .number .of .digits .to .the .right .of .the .deci-
mal .point .
DS-68 SRC 11 R/W 0-100%
FF_GAIN 4
The .gain .that .the .feed .forward .inpt .is .multiplied .by .before .it .
is .added .to .the .calculated .control .output .
Float SRC 4 R/W 0
UPDATE_EVT 43 This .alert .is .generated .by .any .change .to .the .static .data . DS-73 D 14 RO
BLOCk_ALM 44
The .block .alarm .is .used .for .all .configuration, .hardware, .con-
nection .failure .or .system .problems .in .the .block . .The .cause .
of .the .alert .is .entered .in .the .subcode .field . .The .first .alert .
to .become .active .will .set .the .Active .status .in .the .Status .
attribute . .As .soon .as .the .Unreported .status .is .cleared .by .
the .alert .reporting .task, .another .block .alert .may .be .reported .
without .clearing .the .Active .status, .if .the .subcode .has .
changed .
DS-7 D 13 R/W
ALARM_SUM 45
The .current .alert .status, .unacknowledged .states, .unreported .
states, .and .disabled .states .of .the .alarms .associated .with .
the .function .block . .
DS-74 Mix 8 R/W
ACk_OPTION 46
Selection .of .whether .alarms .associated .with .the .block .will .
be .automatically .acknowledged . .
0 .= .Auto .Ack .Disabled; .1 .= .Auto .Ack .Enabled .
Bit .
String
SRC  R/W 0 1 0
ALARM_hYS 47
Amount .the .PV .must .return .within .the .alarm .limits .before .
the .alarm .condition .clears . .Alarm .Hysteresis .is .expressed .as .
a .percent .of .the .PV .span .
Float SRC 4 R/W 0 50 0 .5
hI_hI_PRI 48 Priority .of .the .high .high .alarm .
Un-
signed .
8
SRC 1 R/W 0 15 0
hI_hI_LIM 49 The .setting .for .high .high .alarm .in .engineering .units . Float SRC 4 R/W
PV_
SCALE
+INF +INF
hI_PRI 50 Priority .of .the .high .alarm .
Un-
signed .
8
SRC 1 R/W 0 15 0