Please read the safety instructions throughly before using the equipment. The safety instructions must be observed
by every user to prevent accidents. Failure to comply with the instructions contained in this manual may reduce the
safety of the equipment.
The safety instructions are classifi ed into “Warning” and “Caution” according to the following interpretations:
Mishandling may lead to serious injury or death.
Mishandling may result in personal injury or damage to the
property.
1
WARNING
Installation and wiring
●
This equipment is intended to be used under the following conditions.
Ambient temperature
Operating humidity
Installation category
Pollution degree
Recommended fuse
Usage environment
●
For 24 V DC/AC power supply model, if the equipment is connected to the Safety Extra Low Voltage (SELV)
circuit, a basic insulation* must be provided between the SELV circuit and the power input terminals. Otherwise,
the power input terminals must be connect to Extra Low Voltage (ELV) circuit so as to prevent the electric shock.
About safety standard
Please observe the following instructions to meet the requirements of safety standard. Failure to observe these
instructions violates safety standards. (This product is not a safety equipment.)
-10 to 50°C
90%RH or less (Non condensation)
II
According to IEC 61010-1
2
250 V AC, 0.1 A, T (Time-Lag) (100 to 240 V AC),
400 V DC/AC, 1 A, T (Time-Lag) (24 V DC/AC)
Indoor use
●
Install a recommended fuse, which is specifi ed in the instruction manual, between the external main power
(mains circuit) and this equipment.
●
If accessible Safety Extra Low Voltage (SELV) circuits are to be connected to Signal input terminal, SSR
Drive output terminal or Current output terminal, ensure to provide a basic insulation* between the SELV
circuits and these terminals (For example, use transformer which has a basic insulation* or higher degree of
insulation).
●
Whole this equipment must be mounted in an enclosure in order to prevent the electric shock and spread of
fi re.
●
Be sure to install an appropriate external protective circuit to prevent excessive temperature rise etc.
●
When performing wiring work, be sure to turn the power off and to wear protection gloves or safety glasses,
to prevent an electric shock.
●
Do not use this equipment for the measurement of circuits which falls under measurement categories II, III,
or IV.
●
Do not use this equipment for measurement of signals to which a voltage over
30 VRMS or over 60 V DC is applied.
* The basic insulation requires a clearance at least 1.5 mm and a creepage of at least 3.0 mm. If such
insulation is not provided, the UL61010 and EN61010 safety compliance may become invalid.
2
●
If the voltage exceeds 50 V DC (which is called as hazardous voltage), install a basic insulation between all
terminals and the ground, and supplementary insulation on the digital outputs.
Note that the insulation class for this equipment is as follows. Before installing, please confi rm that the insulation
class for equipment meets usage requirements.
Basic insulation
(1500 V AC)
Functional
insulation (500 V AC)
No insulation
Power supply (100 to 240 V AC)
Internal circuit
Power supply (24 V DC/AC)
Control output 1 (relay contact) Process value input
In case where damage or problems with this equipment may lead to serious accidents, install appropriate external
protective circuits.
●
As this equipment has no power switch or fuse, install them separately as needed.
If you install a fuse, be sure to place it between the main power switch and this equipment. (Main power switch:
double-pole breaker, fuse rating: 250V, 1A)
●
A power switch or a circuit breaker should be installed within the power supply facility.
●
A power switch or a circuit breaker should be properly installed within easy reach of an operator.
●
A power switch or a circuit breaker should be identifi ed as the one for this product.
●
Electrical wiring must be made by the qualifi ed personnel only and in accordance with your local and national
standards.
●
For power supply wiring, use a wire equivalent equal to 600 V vinyl insulated wire or higher level.
●
To prevent damage and failure of the equipment, provide the rated power voltage.
●
To prevent shock and equipment failure, do not turn the power ON until all wiring is complete.
●
Before turning on power, confi rm that clearance space has been secured to prevent shock or fi re.
●
Do not touch the terminal while the machine is on. Doing so risks shock or equipment errors.
●
Never disassemble, convert, modify or repair this equipment. Doing so risks abnormal operation, shock or fi re.
●
If any failure occurs, please contact the manufacturer and return the product.
●
Output relay is the part has a limited life. When output relay contact comes to the end of its life, it might remain
on-state, or off-state. For safety, use a protective circuit outside.
●
The factory default setting of this equipment is as follows. Change the setting as necessary so as the equipment to
meet your application. Please note that the improper settings may result in overheat or unexpected damage. For
the details of operation, refer to this manual.
• Control output 1: heating control
• Alarm output 1 to 2 (optional): No function
●
Symbols on the instrument
: Read this instruction manual thoroughly before using the product, and usethe product safely.
Maintenance
●
When installing or removing the equipment, turn the power OFF. Otherwise, shock, operational errors or failures
may be caused.
●
Periodic maintenance is recommended for continuous and safe use of this equipment.
●
Some parts installed on this equipment have a limited life and/or may deteriorate with age.
●
The warranty period for this unit (including accessories) is three years after the date of manufacture, if the
product is used properly.
3
Caution
Installation
●
Please avoid installing in the following locations.
• Locations in which the ambient temperature falls outside the range of –10 to 50 °C when equipment is in use.
• Locations with rapid temperature changes, leading to dew condensation
• Locations with corrosive gases (especially sulfi de gas, ammonia, etc.) or fl ammable gases.
• Locations with vibration or shock directly. (Vibration and shock may cause output relay malfunction.)
• Locations in contact with water, oil, chemicals, steam or hot water. (If the equipment gets wet, there is a risk of
electric shock or fi re, so have it inspected by Fuji distributor.)
• Locations with high concentrations of atmospheric dust, salt or iron particles.
• Locations with large inductive interference, resulting in static electricity, magnetic fi elds or noise
• Locations in direct sunlight.
• Locations that build up heat from radiant heat sources, etc.
●
Recommended site conditions
• A place where the ambient humidity during operaion is between 45 to 85% RH.
About EMC standard
●
This equipment is a class A , for industrial locations, equipment. Do not use this equipment in domestic
establishment, such as residential areas, or it may cause radio interference. If you use this equipment in
domestic locations, take adequate measures on the outside of the equipment to reduce radio interference.
●
Under the requirement of EMC standard, the maximum length of external cable including a sensor to be
connected to this equipment is 30 m. Do not connect the sensor longer than 30 m.
Panel mounting
●
Insert the controller unit into the panel cutout from the front, and then put the mounting bracket from the rear.
The mounting bracket should be pushed in until the controller is securely fi xed to the panel. If there is a slight
gap remaining, gently tighten the two screws until the gap disappears. (Make sure not to over tighten the screws,
as doing so may result in the mounting bracket separating from the stopper.)
●
The front of this equipment is waterproof in compliance with NEMA-4X standards (IP66- equivalent). To effect
waterproof, the included packing is shall be attached between the controller and the panel according to the
guidelines below. (Incorrect attachment may cause the equipment to lose its waterproof capabilities.)
(1) As shown in Fig. 1, insert to the panel after attaching the packing to the equipment case.
(2) As shown in Fig. 2, tighten the screws of the mouthing bracket so that no gaps can remain between the
equipment face, the packing and the panels. Once fi nished, confi rm that there are no changes in shape such
as displaced or improperly-fi tted packing, etc. as shown in Fig. 3
< Attachment on vertical surface (Horizontal attachment) >
Packing
Fig. 2Fig. 1
UnitUnit
Fig. 3
Packing
Case
Front
●
If the panel does not have enough strength, gaps may develop between the packing and the panel to lose
Case
PanelPanel
Mounting
bracket
Screw
Case
(Bad)
(Good)
waterproofi ng capabilities.
●
In order to aid heat dissipation, do not block the sides of the equipment.
4
●
Do not block the air vents on the top and bottom of the case.
Wiring
●
For thermocouple input, use the designated compensation lead; for RTD input, use wires with small lead wire
resistance and without any resistance difference among the three wires.
●
To avoid noise conductor effects, input signal wires should be separated from electric power lines or load lines.
●
Input signal wire and output signal wire should be separated each other. And both should be shield wire.
●
If there is a lot of noise from the power source, adding an insulation transducer and using a noise fi lter is
recommended. Always attach a noise fi lter to a panel that is grounded securely, and keep the wiring between
the noise fi lter output side and the measuring equipment power terminal wiring to a minimum length. Please do
not attach fuses and switches, etc. to the noise fi lter output wiring; otherwise the fi lter’s effectiveness will be
decreased.
●
Twisting the power wires is effective when connecting the wires. (The shorter the pitch of the twist, the more
effective the connection is against noise.)
●
Operation preparation time is required for the contact output when power is turned on. If using it as a signal to an
external interlock circuit, please couple it with a delayed relay.
Concerning the output relay, connecting the maximum rated load will shorten the product’s life; so please attach
an auxiliary relay. If the output operation frequency is high, selecting a SSR drive output type is recommended.
[Proportionate cycles] Relay output: 30 seconds or more, SSR drive output:
1 second or more
●
When inductive loads such as magnetic opening/closing equipment, etc. as relay output equipment are connected,
use of a surge absorber is recommended in order to protect the contacts against opening/closing surges and to
ensure long-term use.
Recommended specifi cation for the surge absorber
VoltageNominal varistor voltage
100V240V
200V470V
Attachment position: between the relay control output contacts.
Operation
●
The alarm function does not work properly when an error takes place unless the settings are made correctly.
Always verify its setting before operation.
●
If the input wiring breaks, the display will read “UUUU” or “LLLL”. When replacing the sensor, always turn the
power OFF.
Others
●
Please do not wipe the equipment with organic solvents such as alcohol or benzene, etc. If wiping is necessary,
use a neutral cleaning agent.
●
Do not use mobile phones near this equipment (within 50 cm). Otherwise a malfunction may result.
●
Trouble may occur if the equipment is used near a radio, TV, or wireless device.
●
This equipment should be treated as an industrial waste when it is disposed of.
1-3 Digital characters ................................................................................................................................. 12
Relay contact (SPDT)
SSR drive output
Current output
<Terminal form>
7
Socket type
<Revision code>
8
<Alarm output>
9
None
2 points
<Power supply voltage>
10
100 to 240V AC
24 V AC/DC
11
12
13
Specifications
PXF
Note
Note1
45678
4
A
N
B
C
E
U
9 10 11 12 13
-
2U
2
4
G
V
B
0Y04
Y 0 0
Note1: Wiring compatible to previous PXZ, PXW, PXV and PXR socket controllers.
(mA input dose not require the resistor)
9
1
This section describes the names and functions of each part of the front panel. The front panel has the PV and SV
displays, the status indicator lamps, and the setting keys, etc. Their functions are explained below. Please read and
understand them before using the PXF.
For details about the setting of parameters, see Chapter 2 and Chapter 3.
PXF4
Part names and functions
Operation keysIndicator
UP key
DOWN key
LEFT key
SEL key
USERkey
1-1 Operation keys
●
USER key
• Press to switch between SV and MV during the PV/SV display (operation mode).
• Press to return to the operation mode from the parameter setup mode.
• Press and hold the USER key to start the assigned function during the PV/SV display (operation mode). (No
function is allocated at the factory.)
●
SEL key
• Press to enter the parameter setup mode from the operation mode or standby.
• Press to fi nish selecting and save change.
●
LEFT key
• Press to move the digit when you editing the numerals.
●
UP/DOWN key
• Press to change the SV during the PV/SV display.
• Press to switch the parameters during the parameter selection mode.
• Press to change the parameter value during the parameter editing mode.
●
USER+UP keys, USER+DOWN keys
• By pressing and holding the USER key and the UP/DOWN key during the PV/SV display, you can start the
assigned function.
In the factory default setting, the USER + UP key allows you to switch between run/standby, and the USER +
DOWN key to switch between start/stop of auto-tuning.
See page 70 for how to change the setting of these keys.
10
Indicators
1-2 Indicators
(1) Process variable (PV)
Indicates the process variable. In the parameter setup mode, the parameter name is displayed.
(2) OUT1 indicator
Lights during control output is ON.
(3) EV1, EV2 indicators
Lights during digital output 1 to 2 are ON.
(4) STBY indicator
Lights when the stanby is set to ON. (see page 21)
(5) MANU indicator
Lights during manual mode. (see page 20)
(6) °C/˚F indicator
Shows the temperature unit under use.
(7) A, % indicator
Indicates the unit applied to the value on SV screen during the parameter selection mode and parameter editing
mode.
(8) Set Value (SV) / Manipulated variable (MV)
Shows the setpoint or the manipulated variable. During the parameter editing mode, the parameter setpoint is
displayed.
(9) MV indicator
Lights when the MV is displayed.
(10) Screen No.
Shows screen No. when in parameter setting.
(11) AT indicator
Lights during auto tuning. (see page 25)
(12) RUN/HOLD/END indicators
Lights during ramp soak operation. (see page 22)
(13) KEYLOCK indicator
Lights when the keylock is on. (see page 29)
11
Part names and functions
1-3 Digital characters
The following tables provide correspondence between digital characters used for the display of the controller and
alphanumerical characters. (See the following table for details.)
Digital characterAlphabetDigital characterNumer
A1
B2
C3
D4
E5
F6
G7
H8
―
I9
J0
K
L
M
N
O
P
Q
R
S
T
U
V
―
W
X
Y
Z
12
2
Basic Operation
2-1 Basic operation
The below fi gure illustrates the mode transition and the key operations.
[Setting example] Changing the SV from 250°C to 1195°C –––––––––––––––––––
DisplayOperating procedure
1. Check that the PV/SV display is shown.
1.
Press , or keys to change SV to “1195”.
2.
The change become effective immediately.
➔
14
Parameters List
2-3 Parameters List
The following explains each channel parameter.
●
The range of the parameters in the shaded area indicates the industrial values.
When you change the PV input lower limit (P-SL), PV input upper limit (P-SU), or decimal place position (P-dP),
reconfi gure all the industrial values.
●
Power-cycle the controller after you change the setpoint of the parameters of which No. column is shaded in gray.
Operation Mode
Parameter
symbol
PV
Process Value―――
Parameter nameSetting range
SVSet valueWithin the limit of 0 to 100% of FS
MVManipulated Variable (%)-5.0 to 105.0 (%)
Factory default
setting
(°C)
0
-5.0
1st block parameter
No Display
1
2StbyStandby settingoFF, oNoFFDSP1-1
4PRoGRamp soak controloFF, RUN, HLdoFFDSP1-2
5LACHAlarm latch canceloFF, RStoFFDSP1-4
6AtAuto-tuningoFF, oN, L-oNoFFDSP1-8
7tM-1Timer 1 display――DSP1-16
8tM-2Timer 2 display――DSP1-32
10
11A1-LLower limit value of alarm 1
12
13
14
15
19
Parameter
symbol
MANU
AL1Set value of alarm 1
A1-HUpper limit value of alarm 1
AL2Set value of alarm 2
A2-LLower limit value of alarm 2
A2-HUpper limit value of alarm 2
LoCKey lock0 to 50DSP3-1
Parameter nameSetting range
Manual mode selectionoFF, oNoFFDSP13-32
Absolute value alarm: 0 to 100%FS
Deviation alarm: -100 to 100%FS
Absolute value alarm: 0 to 100%FS,
Deviation alarm: -100 to 100%FS
Absolute value alarm: 0 to 100%FS
Deviation alarm: -100 to 100%FS
Absolute value alarm: 0 to 100%FS
Deviation alarm: -100 to 100%FS
Absolute value alarm: 0 to 100%FS
Deviation alarm: -100 to 100%FS
Absolute value alarm: 0 to 100%FS
Deviation alarm: -100 to 100%FS
Factory
default setting
10 (°C)
10 (°C)
10 (°C)
10 (°C)
10 (°C)
10 (°C)
Parameter
mask DSP
DSP1-128
DSP2-1
DSP2-2
DSP2-4
DSP2-8
DSP2-16
Parameter
mask DSP
―
DSP14-
32768
Reference
page
20
21
22
24
25
27
28
29
15
Basic Operation
2nd block parameter
No Display
30PProportional band0.0 to 999.0 (%)5.0DSP3-2
31iIntegral time0 to 3200 (sec)240DSP3-4
32
33
36bALOutput convergence value-100.0 to 100.0 (%)0.0DSP3-128
37ARAnti-reset windup0 to 100%FS400 (°C)DSP4-1
38CtRLControl algorithm
39SLFb
40oNoFHysteresis modeoN, oFFoNDSP4-8
41tC
43
44P-SL
45P-SU
46
48PVOFPV offset-10.00 to 10.00%FS0 (°C)DSP5-8
49SVOFSV shift-50.00 to 50.00%FS0 (°C)DSP5-16
50P-dFTime constant of input fi lter0.0 to 120.0 (sec)5.0DSP5-32
51ALM1Alarm type 10 to 310DSP5-64
52ALM2Alarm type 20 to 310DSP5-128
54
55PtN
Parameter
symbol
dDerivative time0.0 to 999.9 (sec)60.0DSP3-8
HyS
P-N2Input signal code
P-dPDecimal point position0 to 30DSP5-2
StAtStatus display of ramp soak ――DSP6-2
Parameter nameSetting range
Hysteresis range for ON/
OFF control
PV (Process variable) stable
range
Cycle time of control output 1
Lower limit of measuring
range
Upper limit of measuring
range
Ramp soak execution pattern
0 to 50%FS1 (°C)DSP3-16
oNoF, Pid, FUZY, SELF, Pid2
0 to 100%FS8 (°C)DSP4-4
1 to 150 (sec)
JPt (Resistance bulb (RTD) JPt100)
Pt (Resistance bulb (RTD) Pt100)
J (Thermocouple J)
K (Thermocouple K)
R (Thermocouple R)
b (Thermocouple B)
S (Thermocouple S)
t (Thermocouple T)
E (Thermocouple E)
L (Thermocouple L)
N (Thermocouple N)
PL-2 (Thermocouple PL-II)
W (Thermocouple W)
0-5V (DC voltage 0 to 5V DC)
1-5V (DC voltage 1 to 5V DC)
0-10 (DC voltage 0 to 10V DC)
2-10 (DC voltage 2 to 10V DC)
0-20 (Direct current 0 to 20mA)
4-20 (Direct current 4 to 20mA)
U (Thermocouple U)
MV (MV)
-1999 to 99990 (°C)DSP4-128
-1999 to 9999400 (°C)DSP5-1
1 to 31DSP6-4
Factory
default setting
PidDSP4-2
Relay: 30
SSR: 2
Current: 1
KDSP4-64
Parameter
mask DSP
DSP4-16
Reference
page
30
32
34
35
36
39
40
41
42
43
45
46
47
48
49
51
52
16
Parameters List
No Display
56SV-11st target SV
57tM1R1st ramp time0.00 to 99.590:00DSP6-16
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
Parameter
symbol
tM1S1st soak time0.00 to 99.590:00DSP6-32
SV-22nd target SV
tM2R2nd ramp time0.00 to 99.590:00DSP6-128
tM2S2nd soak time0.00 to 99.590:00DSP7-1
SV-33rd target SV
tM3R3rd ramp time0.00 to 99.59
tM3S3rd soak time0.00 to 99.59
SV-44th target SV
tM4R4th ramp time0.00 to 99.59
tM4S4th soak time0.00 to 99.59
SV-55th target SV
tM5R5th ramp time0.00 to 99.59
tM5S5th soak time0.00 to 99.59
SV-66th target SV
tM6R6th ramp time0.00 to 99.59
tM6S6th soak time0.00 to 99.59
SV-77th target SV
tM7R7th ramp time0.00 to 99.59
tM7S7th soak time0.00 to 99.59
SV-88th target SV
tM8R8th ramp time0.00 to 99.59
tM8S8th soak time0.00 to 99.59
ModRamp soak mode0 to 15
Parameter nameSetting range
SV lower limit (SV-L) to
SV upper limit (SV-H) %FS
SV lower limit (SV-L) to
SV upper limit (SV-H) %FS
SV lower limit (SV-L) to
SV upper limit (SV-H) %FS
SV lower limit (SV-L) to
SV upper limit (SV-H) %FS
SV lower limit (SV-L) to
SV upper limit (SV-H) %FS
SV lower limit (SV-L) to
SV upper limit (SV-H) %FS
SV lower limit (SV-L) to
SV upper limit (SV-H) %FS
SV lower limit (SV-L) to
SV upper limit (SV-H) %FS
Factory
default setting
0 (°C)DSP6-8
0 (°C)DSP6-64
0 (°C)DSP7-2
0:00
0:00
0 (°C)DSP7-16
0:00
0:00
0 (°C)DSP7-128
0:00
0:00
0 (°C)DSP8-4
0:00
0:00
0 (°C)DSP8-32
0:00
0:00
0 (°C)DSP9-1
0:00
0:00
0
Parameter
mask DSP
DSP7-4
DSP7-8
DSP7-32
DSP7-64
DSP8-1
DSP8-2
DSP8-8
DSP8-16
DSP8-64
DSP8-128
DSP9-2
DSP9-4
DSP9-8
Reference
page
53
55
17
Basic Operation
3rd block parameter
No Display
90P-N1Control action0 to 3
91SV-LSV (Set value) lower limiter0 to 100%FS0 (°C)DSP9-32
92SV-HSV (Set value) upper limiter 0 to 100%FS400 (°C)DSP9-64
93
94dLY2Delay time 20 to 9999 (sec)0DSP10-1
98A1HyAlarm 1 hysteresis0 to 50%FS1 (°C)DSP10-16
99A2HyAlarm 2 hysteresis0 to 50%FS1 (°C)DSP10-32
101
102
104
105
108
109
111
112
113
114
Parameter
symbol
dLY1Delay time 10 to 9999 (sec)0DSP9-128
A1oPAlarm 1 options000 to 111000DSP10-128
A2oPAlarm 2 options000 to 111000DSP11-1
PLC1Lower limit for output 1-5.0 to 105.0 (%)-5.0DSP11-4
PHC1Upper limit for output 1-5.0 to 105.0 (%)105.0DSP11-8
PCUtOutput limit types0 to 30DSP11-64
oUt1Output value (MV) display――DSP11-128
RCJ
GAiNPV gradient0.001 to 2.0001.000DSP12-4
AdJ0
AdJS
Parameter nameSetting range
RCJ (Cold junction
compensation) setting
User-defi nable zero
adjustment
User-defi nable span
adjustment
oN, oFFoNDSP12-2
-50 to 50%FS0 (°C)DSP12-8
-50 to 50%FS0 (°C)DSP12-16
Factory
default setting
0
Parameter
mask DSP
DSP9-16
Reference
page
57
58
59
59
61
62
63
64
65
―
66
126
127
138
139
143
144
145
146
148
dSP1
dSP2
…
dP13
dP14
UKy1USER key0 to 60DSP14-8
UKy2USER key + UP key0 to 61DSP14-16
UKy3USER key + DOWN key0 to 65DSP14-32
FLo1MV1 during FALT-5.0 to 105.0 (%)-5.0DSP14-64
dSPtPV/SV display OFF0 to 80DSP14-256
Parameter mask―
Depends on
the model
DSP14-128
68
70
71
72
18
Temperature control functions
2-4 Temperature control functions
This controller has fi ve types of temperature control function. Select according to type and use.
Temperature control
functions
ON/OFF (2-position)
control
PID control
Fuzzy control
Self tuning control
PID2 control
You can set the temperature control function in the parameter [CtRL] (see page 36).
Switches output control ON/OFF according to the SV/PV magnitude relationship.
Control systems can be built from simple elements such as SSR. This is appropriate
for situations where high accuracy is not required.
PID calculation and controls proceed according to the previously set PID parameters.
PID parameters can be set manually or through auto-tuning ([AT]).
It is the most basic control in this equipment.
Reduces the amount of overshoot during control. It is effective when you want to
suppress overshoot while changing SV, even during processes where it may take a
long time to reach the target value.
Adds controls while automatically calculating PID to meet the control target or
changing SV. It is effective when the control conditions change frequently.
Suppresses the amount of overshoot during control for processes that turn the control
target off and then on again. It is effective when the control target turns on and off
while power fl ows continuously to the temperature controller.
Description
2-5 Communication function
This controller has the interface for the dedicated cable which allows data transmission with a PC.
STBY indicator lights during stanby. (see page 11)
●
When hold alarms is on, the hold function activates when you switch the standby setting from “ oN ” to “ oFF .”
●
If the instrument is put into standby during auto tuning, the auto tuning is canceled. To complete auto-tuning, turn
standby setting “ oFF ” and restart auto tuning.
●
When the controller switches to standby mode, the ON delay timer will be reset. It will begin again when standby
setting is turned off.
Description
Operation mode
Standby mode
[Setting example] Switching to Standby mode ––––––––––––––––––––––––––––
DisplayOperating procedure
Press and hold the key for about one second during the SV/PV display.
1.
appears.
➔
Press the key to display .
2.
Press the key.
3.
The setpoint starts blinking.
➔
Press the or keys to change “ oFF ” to “ oN .”
4.
Press the key or wait for three seconds to save the change.
This function automatically changes the SV (Set value) according to the program pattern set in advance as shown
Ramp soak is stopped.
Ramp soak starts.
Ramp soak hold. To release the hold, select “ RUN ” again.
in the following line graph. Up to eight pairs of rampsoak operation can be programmed.
Up to SV-8
SV-3
SV-2
SV-1
SV-4
PV
First rampFourth soak
tM1StM2StM3StM4SUp to tM8S
tM1RtM2RtM3RtM4R
Ramp : the section in which the SV changes toward the target value.
Soak : the section in which the SV is the target value, and remains unchanged.
●
The fi rst ramp starts at the PV that is the one just before running the program.
●
By setting the Ramp soak mode parameter [Mod] to “power-on start,” you can make the controller start with the
ramp soak program (Power-on starting function).
●
The parameter information changes automatically depending on the ramp soak state.
• “ ENd ” (end): Ramp soak has fi nished.
●
During ramp soak operation, one of RUN, HOLD, or END indicators light according to the state of ramp soak.
(see page 11)
●
During ramp soak operation, on-going step No. and “ r ” (ramp) or “ - ” (soak) are displayed on the screen No.
area of operation screen (PV/SV screen).
For example, “ 2r ” appears during step 2 ramp, and “ 2- ” during step 2 soak.
Related parameters:
• Status display of ramp soak [StAt] (see page 51)
• Ramp soak execution pattern [PtN] (see page 52)
• 1st target SV to 8th target SV [SV-1] to [SV-8] (see page 53)
• 1st ramp time to 8th ramp time [tM1R] to [tM8R] (see page 53)
• 1st soak time to 8th soak time [tM1S] to [tM8S] (see page 53)
• Ramp soak mode [Mod] (see page 55)
22
1st block parameter
[Setting example] Starting the ramp soak program ––––––––––––––––––––––––
DisplayOperating procedure
Press and hold the key for about one second during the SV/PV display.
1.
appears.
➔
Press the key to display .
2.
Press the key.
3.
The setpoint starts blinking.
➔
Press the or keys to change “ oFF ” to “ RUN .”
4.
Press the key or wait for three seconds to save the change.
5.
The ramp soak program starts.
➔
Press the key.
6.
The screen returns to the SV/PV display.
➔
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