Setting Alarm Setpoint - YOKOGAWA UT32A-D Operation Manual

■ Parameters to be set
Control Type (Loop-1/Loop-2)
Parameter Symbol Name of Parameter Setting Range
PID: PID control
CNT Control type ONOF: ON/OFF control (1 point of hysteresis)
ONOF2: ON/OFF control (2 points of hysteresis)
Note: Some setpoints may not be displayed depending on the model and suffix codes.
Input Function (Loop-1/Loop-2)
Parameter Symbol Name of Parameter Setting Range
OFF: Disable (displayed for loop-1 only)
0
K1: -270.0 to 1370.0 C / -450.0 to 2500.0
K2: -270.0 to 1000.0 0 C / -450.0 to 2300.0
K3: -200.0 to 500.0 0 C / -200.0 to 1000.0 0 F
J: -200.0 to 1200.0 0 C / -300.0 to 2300.0 0 F
T1: -270.0 to 400.0 0 C / -450.0 to 750.0 0 F
0 0
T2: 0.0 to 400.0 C / -200.0 to 750.0 F
B: 0.0 to 1800.0 0 C / 32 to 3300 0 F
S: 0.0 to 1700.0 0 C / 32 to 3100 0 F
R: 0.0 to 1700.0 0 C / 32 to 3100 0 F
N: -200.0 to 1300.0 0 C / -300.0 to 2400.0 0
0 0
E: -270.0 to 1000.0 C / -450.0 to 1800.0 F
L: -200.0 to 900.0 0 C / -300.0 to 1600.0 0 F
U1: -200.0 to 400.0 0 C / -300.0 to 750.0 0 F
U2: 0.0 to 400.0 0 C / -200.0 to 1000.0 0 F
W: 0.0 to 2300.0 0 C / 32 to 4200 0 F
IN PV input type
0 0
PL2: 0.0 to 1390.0 C / 32.0 to 2500.0 F
P2040: 0.0 to 1900.0 0 C / 32 to 3400 0 F
WRE: 0.0 to 2000.0 0 C / 32 to 3600 0 F
JPT1: -200.0 to 500.0 0 C / -300.0 to 1000.0
JPT2: -150.00 to 150.00 0 C / -200.0 to 300.0
0
PT1: -200.0 to 850.0 C / -300.0 to 1560.0
PT2: -200.0 to 500.0 0 C / -300.0 to 1000.0
PT3: -150.00 to 150.00 0 C / -200.0 to 300.0
0.4-2V: 0.400 to 2.000 V
1-5V: 1.000 to 5.000 V
4-20: 4.00 to 20.00 mA
0-2V: 0.000 to 2.000 V
0-10V: 0.00 to 10.00 V
0-20: 0.00 to 20.00 mA
-1020: -10.00 to 20.00 mV
0-100: 0.0 to 100.0 mV
-: No unit, C: Degree Celsius
UNIT PV input unit
-: No unit, - -: No unit, - - -: No unit, F: Degree Fahrenheit
Depends on the input type.
- For temperature input -
Maximum value of
RH
Set the temperature range that is actually controlled.
PV input range
(RL<RH)
- For voltage / current input -
Set the range of a voltage / current signal that is applied.
The scale across which the voltage / current signal is
Minimum value of
RL
actually controlled should be set using the maximum value
PV input range
of input scale (SH) and minimum value of input scale (SL).
(Input is always 0% when RL = RH.)
PV input scale 0: No decimal place 3: Three decimal places
SDP decimal point 1: One decimal place 4: Four decimal places
position 2: Two decimal places
Maximum value of
SH
PV input scale
-19999 to 30000, (SL<SH), | SH - SL | ≤ 30000
Minimum value of
SL
PV input scale
Note 1: SDP, SH, and SL are displayed only for voltage/current input.
Note 2: W: W-5%Re/W-26%Re (Hoskins Mfg.Co.), ASTM E988
Output Function (Loop-1/Loop-2)
Parameter Symbol Name of Parameter Setting Range
Output type selection 00: OFF
01: OUT terminals (voltage pulse)
02: OUT terminals (current)
03: OUT terminals (relay)
06: OUT2 terminals (relay)
07: OUT2 terminals (voltage pulse)
08: OUT2 terminals (current)
OT
Output type
00
Symbol
Lit when the loop-2
parameter is displayed
The LP2 lamp is lit while the output type
selection parameter for loop-2 is displayed.
Control output cycle time
CT 0.5 to 1000.0 s
The LP2 lamp is lit while the control output
cycle time parameter for loop-2 is displayed.
4. Setting Alarm Type
The following operating procedure shows an example of changing the alarm-1 type
(factory default: PV high limit alarm) to PV low limit alarm (setpoint: 02).
1.
Show the Operation Display.
Hold down the key for 3 seconds.
0
F
0 F
2.
MODE menu is displayed.
F
Press the Right arrow key until
ALRM menu appears.
3.
0 F
0 F
ALRM menu is displayed.
0
F
0 F
0 F
Press the SET/ENTER key.
4.
The parameter AL1 (alarm-1 type) is
displayed.
Press the SET/ENTER key.
5.
The last digit of the setpoint blinks.
Change the setpoint using the Up/Down arrow keys
to increase and decrease the value and
the Left/Right arrow keys to move between digits.
Press the SET/ENTER key.
6.
The alarm-1 type setpoint 02 (PV
low limit)
is registered.
Symbol
After the setup is completed, press
the DISP key once to return to the
Operation Display.
Stand-by action
Energized/De-energized
Latch action
● To change the alarm type, change the last 2 digits of the
5-digit value.
● Stand-by action and excitation are turned on or off by
selecting 1 or 0. (See " Setting Display of Alarm Type." )
● For the latch action, see User 's Manual (IM 05P08D31-01EN).
Alarm Type (Alarm Setpoint) Alarm Action (Energized) Alarm Action (De-energized)
- -
No alarm (00)
Hysteresis Hysteresis
PV high limit (01) Open Closed
Closed
(unlit) (lit) (unlit)
Analog input PV high limit (19)
Analog input PV2 high limit (21)
Alarm setpoint
PV PV
Hysteresis Hysteresis
Open
PV low limit (02) Closed Open
(lit) (unlit) (lit)
Analog input PV low limit (20)
Analog input PV2 low limit (22) Alarm setpoint
Alarm setpoint
PV
Hysteresis
Hysteresis
Open
SP high limit (03) Closed Closed
(unlit)
(lit)
(unlit)
Target SP high limit (09)
SP or
Alarm setpoint
SP or
Target SP
Target SP
Hysteresis Hysteresis
Open
Closed Open
SP low limit (04)
(lit) (unlit) (lit)
Target SP low limit (10)
Alarm setpoint Alarm setpoint
SP or
Target SP
Hysteresis Hysteresis
Deviation high limit (05)
Open Closed
Closed
(unlit) (lit) (unlit)
Target SP deviation high
limit (11)
PV Deviation setpoint
PV
SP or Target SP SP or Target SP
Hysteresis
Hysteresis
Open
Closed Open
Deviation low limit (06)
(lit) (unlit)
(lit)
Target SP deviation low limit (12)
Deviation setpoint
PV Deviation setpoint
SP or Target SP SP or Target SP
Hysteresis Hysteresis
Hysteresis Hysteresis
Deviation high and low
Open
Open Closed
Closed Closed
(lit) (unlit)
limits (07) (lit) (unlit) (lit)
Target SP deviation high and
Deviation
Deviation PV
low limits (13)
setpoint
setpoint
SP or Target SP
SP or Target SP
Hysteresis Hysteresis Hysteresis Hysteresis
Deviation within high and low
Open Closed Open Closed Open
limits (08) (unlit) (lit) (unlit)
(unlit) (lit)
Target SP deviation within high
Deviation PV
Deviation
and low limits (14)
setpoint
setpoint
SP or Target SP SP or Target SP
Hysteresis Hysteresis
Open Closed
Closed
Control output high limit (15) (unlit) (lit) (unlit)
Output Alarm setpoint Output Alarm setpoint
Hysteresis
Hysteresis
Closed Open Open
Control output low limit (16) (lit) (unlit)
(lit)
Alarm setpoint Output
Alarm setpoint Output
PV velocity (29)
Fault diagnosis alarm (30)
Burnout of PV input, ADC failure, RJC error.
FAIL (31)
For the factory default, the contact output is turned ON in normal operation,
OFF at the time of FAIL. Control output: OFF or 0%, Alarm output: OFF
Note 1: "Open/closed" shows status of relay contact, and "lit/unlit" shows status of EV (event) lamp.
Note 2: Positive setpoint, Negative setpoint
Setting Display of Alarm Type Stand-by Action
ºC
Normal Abnormal
Treated
The alarm output
as normal
turns on.
Alarm type
Without (0) or With (1) The alarm output does not turn on
Stand-by action
in this region even if the PV valule
is below PV low limit alarm setpoint.
Energized (0) / De-energized (1)
Latch action (0/1/2/3/4)
See User's Manual (IM 05P08D31-01EN).
Time
Power-on
6.

Setting Alarm Setpoint

The following operating procedure shows an example of setting the alarm-1 setpoint
of group 1 to 180.0.
Before setting the alarm setpoint, check the alarm type.
Open
(lit)
To change the alarm type, see "5. Setting Alarm Type."
Alarm setpoint
1.
Show the Operation Display.
2.
Display MODE menu with the same procedure as described in
Closed Setting Alarm Type.
(unlit)
Press the Right arrow key.
PV
3.
Open
SP menu is displayed.
(lit)
Alarm setpoint
Closed
Press the SET/ENTER key.
(unlit)
Press the Down arrow key until A1 appears.
SP or
Target SP
4.
Open
(lit)
The parameter A1 is displayed.
A1 to A4 represent the alarm-1 to -4 setpoints.
Deviation setpoint
Group
Closed
(unlit)
PV
Each parameter and group can be changed
in the Parameter Setting Displays of alarms
using arrow keys.
Up/Down arrow keys: parameters
Open
(lit)
Left/Right arrow keys: groups
PV
Display the parameter and group that need to be changed.
Press the SET/ENTER key.
Closed
(unlit)
5.
PV
Blinks during the change.
Open
(lit)
Change the setpoint using the Up/Down arrow
keys to increase and decrease the value and
the Left/Right arrow keys to move between digits.
Closed
(unlit)
Press the SET/ENTER key.
6.
The setpoint has been registered.
After the setup is completed, press
the DISP key once to return to the
Operation Display.
Initializing parameter values
Parameters that you have changed can be initialized to factory default values or user
default values. For details, see "Parameter Initialization" in the User's Manual (IM
05P08D31-01EN).
PV low limit
alarm setpoint
Changing the parameter display levels
This operation guide does not explain all the parameters. To display all the param-
eters, you need to change the parameter display level to professional setting mode.
For details, see "Setting Security Functions" in the User's Manual (IM 05P08D31-
01EN).
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