Low Cutoff - Toshiba LF620 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
value returns to the previous value. Set a value again.
Display example
E:LOW CUT
Select "CUT VAL" from the setting item
1 CUT VAL
selection menu.
2 DSPL SET
3 EXIT
ESC
CUT VAL
The currently set low cutoff value (01.0%
in this example) appears.
01.0
Then push
%
ESC
CUT VAL
The switches at the bottom change.
(
01.0
At the same time, the cursor appears.
%
CUT VAL
Push
desired digit and push
03.0
number of the digit.
%
CUT VAL
When you push
to confirm whether the setting is OK or not.
03.0
If OK, push
setting, push
%
SET OK?
Pushing
and exits the setting screen.
O K
ESC N O
− 75 −
6 F 8 A 0 9 2 7
Description
.
are shown.)
to move the cursor to the
to change the
, a message appears
. If you want to redo the
O K
.
N O
cancels the setting operation
ESC