Key Lock Function - Sanyo MDF-U2086S Instruction Manual

OPERATING INSTRUCTIONS
Basic method of Operating the Control Panel (Model MDF-U2086S)
Table 1 shows the basic operation method. Perform key operations in the sequence indicated in the table.
The example in the table is based on the assumption that the temperature is –80
*The unit is set at the factory that the temperature inside the unit is -86
Table 1. Basic operation sequence. (Ambient temperature : 20
Description of operation
Turn the power switch "on"
1
Press SET key
2
Set the temperature to -80
with the digit shift key and
3
numerical value shift key.
4 Press SET key
*Although the value of the internal temperature setting can range from –20
temperature when there is no load is -86

Key lock function

This unit has the key lock function of control panel shown in Table 2 below.
Table 2. Operation sequence of key lock
Description of operation
1
Set the key lock with the
digit shift key and numerical
2
value shift key.
3 Press SET key
*The key lock only works with the internal temperature setting and the Record key.
*To release the lock, select when performing the key lock mode operation described above.
Key Indication after operation
operated
Present temperature will be
displayed.
----
The second digit of the temperature
SET indicator is flashed.
The settable digit will move.
The figure of settable digit will
increase.
Setting temperature will be
memorized and present
SET
temperature will be displayed.
o
C when the ambient temperature is +30
Key Indication after operation
operated
Present temperature will be
displayed.
----
By pressing for 5 seconds, L O
will be displayed.
By pressing key, L 1 will be
displayed and the key lock will
be active.
Key lock is completed and
present temperature will be
SET
displayed.
14
o
C .
o
C.
o
C )
o o
C to –95 C, the guaranteed
o
C .
Mode
Present temp-
erature display
mode
Temperature
setting mode
(SV mode)
Present temp-
erature display
mode
Mode
Present temp-
erature display
mode
Key lock mode
Present temp-
erature display
mode