๎๎๎
5-5. Screen group 0 setting
The flow is given in โ6. Screen description and setting items.โ This section however primarily contains a description of how to
make settings.
As for the key operation method, the ๎
key switches to the next screen. The settings are selected with the ๎ข key or ๎ก key on
the various setting screens and entered with the ๎ฃ key.
Pressing the ๎ฃ key is however not required for modifying output values on the output monitoring screen for manual adjustment.
(1) Setting target set values (SV)๎
1. To set target set values (SV), press the ๎ข key or ๎ก key on the โ0-0 basic screen.โ Pressing and holding the key causes the
decimal point of the lowest digit to flash, and the value is incremented or decremented. When the desired target set value is
reached, enter by pressing the ๎ฃ key.
2. When the setting is entered, the decimal point of the lowest digit of the target set value stops flashing.
Target values cannot be set while auto tuning (AT) is being executed. To set target values, you must first cancel auto tuning.
Example: Set target set value to 500.0ยฐC.
๎๎๎ 0-0 Basic screen๎๎๎๎๎๎๎
๎๎๎๎๎๎๎๎๎๎๎๎๎๎ข key ๎๎๎ ๎ข key ๎ฃ key
๎๎๎๎๎๎๎๎๎๎๎Then press๎๎๎๎๎๎๎๎ and๎ ๎๎๎๎
๎๎๎๎๎๎๎๎๎๎๎๎ Decimal point flashes๎ Decimal point flashes ๎ Decimal point stops flashing Enter
* If the target set values (SV) are masked in the "4-63. Basic screen display mode," SV values cannot be modified.
(2) Manual setting of control output๎
๎๎๎1) Output monitoring screen (OUT1/OUT2) and switching and setting automatic/manual output๎
To toggle between automatic and manual, press and hold the ๎ฃ key on the โ0-2 output 1 monitoring screenโ or โ0-3 output 2
monitoring screenโ or press the ๎ฃ key and ๎ข keys simultaneously.
During manual output, the MAN lamp flashes and it goes off during the automatic output operation.
Pressing the ๎ข key or ๎ก key on the output monitoring screen during manual output enables you to set the manual output values.
To return to automatic output, press and hold the ๎ฃ key for 3 seconds or press the ๎ฃ and ๎ข keys simultaneously.
๎
๎๎๎๎ Automatic output Manual output Manual output Automatic output
๎๎0-2 Output monitoring screen
๎ ๎ ๎ ๎ ๎๎๎๎๎๎๎๎๎๎๎๎
๎๎๎
๎ฃ key 3 seconds ๎๎๎๎๎ข key๎ ๎ฃ key 3 seconds
๎๎๎๎๎๎๎๎๎๎๎๎ ๎ฃ๓ฒท๎ข keys๎ and ๎ key๎ ๎ ๎ฃ๓ฒท๎ข keys
๎๎๎๎๎๎MAN lamp off ๎ MAN lamp flashing MAN lamp flashing ๎๎ MAN lamp off
๏
๎ Changing output action of either output 1 or output 2 to manual automatically changes the other to manual.
๎ Similarly, changing one to auto also automatically changes the other to automatic as well.
๏
๎ If output of output 1 is 100.0%, ๎ฉ๎ฑ๎ป๎ฑ is displayed on the output 1 monitoring screen and the decimal point of ๎ฉ flashes.๎
๏
๎ If output of output 2 is 100.0%, ๎๎ฑ๎ป๎ฑ is displayed on the output 2 monitoring screen and the decimal point of ๎ flashes.๎
๏
๎ If output is contact or SSR drive voltage and the proportional band (P) setting is OFF, the output value is 0.0% or 100.0%.๎
๏
๎ If output is voltage or current and the proportional band (P) setting is OFF, the output value is the lower limit value or higher
limit value of the output limiter set.
NOTE1: Manual output cannot be changed while automatic tuning (AT) is being executed. To change, you must first cancel AT.
NOTE2: If MAN is selected in โ4-28 โ 4-31 DI mode setting screenโ, external control input has a priority and manual output change
cannot be conducted in 0-2 screen.
๎ 2) Supplementary explanation for use of manual control output
The correlation of the โ0-2 output 1 monitoring screenโ and โ0-3 output 2 monitoring screenโ and automatic/manual output is as follows:
๏
๎Output when automatic output is changed to manual is balanceless bumpless action, and the output value prior to change value is
displayed.
When manual is changed to automatic, it becomes bumpless action except if measured value (PV) is outside the proportional band.
๏
If power supply is cut off and turned back on, control output action continues in automatic or manual mode, whichever was set
๎ when the power was shut off.
Note: You can switch to another screen in the manual mode as well, but you should note that control output is also manual mode.
When the MAN monitor LED is flashing, the controller is in manual output mode (MAN).
๏
๎Manual output (MAN) is canceled if EXE (RUN) is switched to Stby (Rst).
โข MAN operation is possible only in EXE (RUN) mode.
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