Low Cutoff - Toshiba LF620F Instruction Manual

8.2.12 Low Cutoff

The low cutoff is the function to set the current output to zero forcefully if the flow rate is equal to or
less than the low cutoff value set near 0%.
The low cutoff value can be set within the range 0 to 10% in increments of 0.1%.
You can check or change the low cutoff value as described below.
The following is an example to change the low cutoff value from 1.0% to 3.0%.
Switch operation
STEP1
STEP2
STEP3
STEP4(=END)
Note: If you try to set a value exceeding 10.0%, HIGH OVER SPEC error appears and the
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Display example
E:LOW CUT
1 CUT VAL
2 DSPL SET
3 EXIT
ESC
CUT VAL
01.0
%
ESC
CUT VAL
01.0
%
CUT VAL
03.0
%
CUT VAL
03.0
%
SET OK?
O K
ESC
value returns to the previous value. Set a value again.
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Description
Select "CUT VAL" from the setting item
selection menu.
The currently set low cutoff value (01.0%
in this example) appears.
Then push
The switches at the bottom change.
(
At the same time, the cursor appears.
Push to move the cursor to the
desired digit and push
number of the digit.
When you push
to confirm whether the setting is OK or not.
O K
If OK, push
setting, push
N O
ESC
Pushing cancels the setting operation
and exits the setting screen.
N O
6 F 8 A 0 9 2 8
.
are shown.)
to change the
, a message appears
. If you want to redo the
.