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Operating Procedures
■ Moving between Modes
Press the
L
and
M
keys.
1234
When the
key is
released
Press the L
and
M
keys for
5 s.
Protection
settings mode Press the
Press the
L
L
and
M
at least 1s.
keys for at
least 1 s.
Press the L
for at least 1s.
To ADJ Mode
When the L key is pressed for one second in RUN mode, the 7-
segment display will begin to flash. If the key is held down for another
two seconds, the mode will be switched to ADJ mode.
To return to RUN mode from ADJ mode, press the L key for at least
one second.
To Protection Settings Mode
When the L and M keys are pressed for one second n RUN mode,
the 7-segment display will begin to flash. If the keys are held down
for another five seconds, the mode will be switched to Protection
Settings mode. To return to RUN mode from Protection Settings
mode, press L and M keys for at least one second.
■ Setting the Parameter
The value set for each parameter is called the "set value." Set values
include both numbers and characters.
The status when a set value is displayed is called "monitor status,"
and when it can be changed it is called "change status."
Use the following procedure to display and change set values.
D
Press the
key for at least 1 s.
GATE mode
Power ON
D
Press the
key for at least 1 s.
Press the S
key for at least 1 s.
RUN mode
TEST mode
Press the S
key for at least 1 s.
Press the L
for at least 1 s.
When the key
is released
123 4
key for
Hold down for at
ADJ mode
least another 2 s.
key
Password: 0169
SET mode
To GATE Mode
When the D key is pressed for at least one second in RUN mode,
the mode will be switched to GATE mode. To return to RUN mode
from GATE mode, press the D key for at least one second.
To TEST Mode
When the S key is pressed for at least one second in RUN mode,
the mode will be switched to TEST mode. To return to RUN mode
from TEST mode, press the S key for at least one second.
To SET Mode (Password Input)
key
A special operation is required to move to the SET mode.
Use the following procedure.
Procedure
amoV
0
0000
0169
S
am oV
M
Next parameter
in ADJ mode
Procedure
Note:
If a set value is out of
range, either too high or too
low, the maximum or
minimum value will
automatically be set. For
models with a current input
of 0.200 to 2.200 A, for
example, the maximum
value is 2.200 and the
minimum value is 0.200.
To next parameter
K8AC-H
A.
Move to the ADJ mode and use the M key to display
the parameter for moving to the SET
· The parameter characters are "
Press the S key to display the set value
B.
(password).
Press the S key again to enable changing
C.
the password.
D.
Use U, D, and S keys to set the password.
The password is 0169.
· Press the M key.
· If the password is correct, the mode will change to
the SET mode.
· If the password is incorrect, the next parameter will
be displayed while still in ADJ mode.
S
S
0
0000
0169
M
M
M
When password
is incorrect
SET mode
init
Press the S key while a parameter is displayed to
A.
go into monitor status. The set value for that
parameter will be displayed.
If the set value is not to be changed, press the M
B.
key while in monitor status to switch to the next
parameter.
Press the S key again while in monitor status to
C.
enable the changing set value.
· The place where the set value can be changed will
begin to flash.
D.
Use the S, U, and D keys to change the set
value.
Press the M key to save the changed set value in
E.
internal memory and switch to the next parameter.
· Changed set values will not be saved in memory if
the mode is changed by another key operation
M
without first pressing the
key.
Monitor status
Change status
M
S
S
al-1
200 0
2000
M
M
Use the S, U, and
M
D keys to change
the set value.
mode.
amoV
".
When password
is correct
18
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