Toshiba LF600F - Manual (Page 110)

TOSHIBA ,6,F,8,A0,8,6,9,
The following example shows how to change the zero offset value from +1.0% to -2.5%.
Key operation Display example Description
N:
MEAS MODE
^MANUAL ZERO
Select "MANUAL ZERO" in the configuration item
selection screen.
fSELl fENTl
STEP1 N1:
MANUAL ZERO
-K)01.0
The current setting value (+1.0% in this example) is
displayed.
[ENT]
%
Then press the [ENT] key.
[EXT] [ENT]
* Pressing the [EXT] key returns you to the menu
screen.
STEP2
[ENT]
N1:
MANUAL ZERO
¡¡001.0
%
The switch name display at the bottom changes
(three keys {[UP], [SEL] and [SET]).
At the same time, the cursor appears.
(The digit on which the cursor is positioned is
reverse-displayed.)
[U P] [SEL] [SET]
STEPS
[SEL]0[UP]
N1:
MANUAL ZERO
-002.1
%
Move the cursor to the desired digit using the [SEL]
key and change the numeric value using the [UP]
key.
Repeat this operation to change the value to -2.5%.
[U P] [SEL] [SET]
When the value has changed to the desired
numeric value, press the [SET] key to set it
temporarily.
STEP4
[SET]
N1:
MANUAL ZERO
-002.5
%
OK? ®
When you press the [SET] key, a message
confirming you whether the setting is OK is
displayed.
If OK, press the [SET] key. If you want to redo the
setting, press the [NO] key.
[NO] [SET]
STEP5-1
[NO]
N1:
MANUAL ZERO
¡¡001.0
%
Pressing the [NO] key when you are asked "OK?"
causes the numeric value to return to the previous
value and enables you to redo the setting.
[U P] [SEL] [SET]
STEP5-2(=END)
[SET]
N1:
MANUAL ZERO
-002.5
%
[EXT] [ENT]
Pressing the [SET] key when you are asked "OK?"
causes the setting value to be determined.
Then press the [EXT] key. You return to the menu
screen.
Pressing the [ENT] key enables you to restart
setting value change operation from a state of
+2.5%.
Note; The manual zero adjustment value can be set within a range of ± 1 m/s equivalent (± 10 % of
the maximum range). If you set a value out of this range, an error message * HIGH OVER
SPEC * or * LOW OVER SPEC * is displayed. In this case, redo the setting.
In addition, you perform zero adjustment with one-push key while the detector is filled with
still water; the zero offset adjustment value will be automatically cleared to 0.0%.
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