Yokogawa IR400 - Manual (Page 41)

6 - 2
IM 11G02N01-01E
6.1.2 Manual range switch
The range of the measured component can be
switched manually as follows.
(1) Select “MR” as range switch mode, and
then press the
ENT
key.
(2) Move the highlight of the cursor to range
selection, and then select a desired range
by pressing the or the key. (The
mark indicates the currently selected
range.)
(3) Then press the
ENT
key, and the
measurement is carried out in the
selected range.
Note) If “RR” or “AR” is selected as
range switch mode, this operation
cannot be performed.
The range for O
2
correction value,
O
2
correction average value, and O
2
average value is automatically
switched if corresponding
instantaneous value range is
switched.
ENT
( )
ENT
End of Range Switch
Press the key to end the setting of range
switch mode or range switch operation or stop
the operation in the middle, and the setting
operation is made invalid and the previous
screen appears.
To close the setting
ESC
The range identification contact output corresponding to each Ch (component) is conductive
when Range 1 is selected, and open when Range 2 is selected, which is applicable to any of
the range switch mode selected.
Note that even if the range is switched during the hold of measurement value by remote hold
contact input or the hold of measurement value at the time of calibration, the range identifica-
tion contact output maintains the contact state immediately before the hold. After stop of
the hold, the contact state of the current range is resumed.
Range identification contact operation