Yamato Scientific HF200 Heating Block - Manual (Page 24)

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2. How to operate the unit
Other functions
2.LocK the set value.
Measured Temp.
Fixed Temp.
Set Temp.
Auto Stop
Auto Start
Heater
Alarm
START
STOP
TIMER
SUB MENU 4sec.
℃
Select “on” with the ▲ key, and the set value is locked.
Shows on .
3. Cancel the LocK function.
Measured Temp.
Fixed Temp.
Set Temp.
Auto Stop
Auto Start
Heater
Alarm
START
STOP
TIMER
SUB MENU 4sec.
℃
Keep pressing the TIMER key for four seconds to select
the sub-menu mode and to allow LocK
indicating the set-value lock function to appear. The Set
Temp. screen shows off .
Shows Lock indicating the set-value lock mode.
Shows off .
4 sec.