RUNNING OPERATION(MENU/Set)
This product is operated with set temperature at the time of start-up.
1. With the basic screen displayed, press the menu button (MENU) to show the menu window. Select
“Set”, and press the enter key (ENTER).
2. A temperature setup screen (Temp. Setting) is indicated. Set up each parameter.
3. Push a menu button (MENU) to finish the settlement of each parameter. Select OK on the menu
window, and push the enter key (ENTER). The setting is memorized.
Each parameter setting range:
●Temperature : It is the set point of chamber temperature. Temperature settable range : -125〜-155
o
C
(The factory setting is -150
o
C.)
●High Alarm: It is the set point of the high temperature alarm. Temperature settable range: Chamber
temperature +5〜+20
o
C （The factory setting is +10
o
C）
●Low Alarm: It is the set point of the low temperature alarm. Temperature settable range: Chamber
temperature -5〜-20
o
C （The factory setting is -10
o
C）
●Ring Back: This is the duration between the stop of alarm buzzer and next start of alarm buzzer. The
settable range is between 1 minute and 99 minutes. The alarm buzzer is not back again when the
setting is 0. (The factory setting is 15 minutes)
●Door Delay: The settable range of the door alarm delay time is 1 minute and 15 minutes. (The factory
setting is 2 minutes)
●Key Lock: When "Lock" is chosen, a set point can not be changed. The input of the password is
necessary at the time of release.
Note : An alarm buzzer operates 15 minutes after it became a state of alarm. When a door is open,
it is indicated on the basic screen (Door) by "Open" and the reversal.
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