15
7-3-4-2 FB
Set open/close position manually
Set linearity correction of valve position
○ Sequence
①Unlock
LOCK ⏎ LK? ▼ ULK? ⏎
②Operation
MANU ⏎ SPLT ▼ FB ⏎ ZERO ⏎ ZST? ⏎ : Set current value as 0 % position
▼ SPAN ⏎ SST? ⏎ : Set current value as 100 % position
▼ P50P ⏎ *.** % ⏎ : Correct the linearity of the valve position
with reference to the 50 % position
▼ SPAN % ⏎ ***.* % ⏎ : Set the SPAN value multiplied by the
value (%) as 100 % position
○ Notice
・Valid range of sensor is ±50°. Make sure to keep valid range.
※Refer to 4-1 Prior confirmation
・Be sure to set 0% and 100% position within valid operation range.
・For setting of P50P, refer to the following.
Set to -2.00 %, when the position value of LCD is 50.0% and the exact position value is
48.0%.
Set to +1.00 %, when the position value of LCD is 50.0% and the exact position value is
51.0%.
・The value of P50P is initialized (value is 0.00%) by Full tuning or A-1 tuning.
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