Toshiba LF620 Instruction Manual page 45

○ Explanation about mode change
The converter usually works continuously in the measurement mode.
If you want to set parameters or perform calibration or adjustment, you have to go to the
setting mode.
To enter the setting mode, push the center switch for 3 seconds or more in the measurement
mode.
When you push the switch for 3 seconds or more, the display unlock screen appears.
Switch operation
Note 1: If the order of switches to push was erroneous, UNLOCK FAILURE error message
appears and the screen return to the display unlock screen.
Mode return to the measurement mode in case of the third error.
When the center switch is pushed during error message indication, mode return to the
measurement mode immediately.
Note 2: V**** shows the version number.
When the mode change screen appears, proceed as follows:
NOTE:
CNT
Note: If password has been set, the password input screen appears when you move from the
mode change screen to the setting configuration selection menu (when you push
switch), or when you move to the totalizer control screen (when you push
switch).
If the password you enter does not match, you cannot change some of the parameters. In
addition, when you operate the totalizer, you cannot use CLEAR switch.
(However, you can start or stop the totalizer.)
Display example
DISPLAY
UNLOCK
PUSH SW
V****
DISPLAY
UNLOCK
PUSH SW
V****
PUSH SW
CNT:
CNT CTRL
SET:
SET MODE
ESC CNT SET
Enters the setting mode (setting configuration selection menu).
Changes to the counter control screen and you can operate the totalizer.
− 44 −
Description
Display unlock screen
To unlock the display, push the switches in
the order indicated on the screen.
The pushed switch is highlighted.
Pushing at the end, the display will
be unlocked and the mode change screen
appears.
6 F 8 A 0 9 2 7
SET
CNT