Nos.
Component Names
Functions
Power switch
ON/OFF switch for power supply (earth leakage breaker used)
Auto Operation Lamp
Auto/Manual Select Switch
Refrigerator Switch Lamp
This lamp is lighted when the Refrigerator Switch is turned ON.
Vacuum Pump Switch Lamp
Refrigerator Switch
When this switch is tuned ON under Auto/Manual operation,
the refrigerator is started. In Auto operation, at the time the trap temp.
reaches
–50
C, vacuum pump is operated automatically.
All of the units are stopped when the switch is turned OFF.
Vacuum Pump Switch
Press this switch to switchover automatic/manual operation.
This lamp is lighted when Auto/Manual Select Switch is turned ON,
and Auto is selected.
When this switch is tuned ON under Manual operation, the power will be
supplied to the plug socket for vacuum pump. (Ref. 5-1 Preparation
for Operation) Plug the power cord of the vacuum pump into this socket.
In Auto operation, only the stoppage of the pump is feasible.
When the switch is turned OFF, Manual operation is selected.
This lamp is lighted when the vacuum pump switch is turned ON,
or the pump is started under Auto operation.
Defroster Switch
(Press for 3 min. or more for ON/OFF)
When this switch is tuned ON after the completion of freeze-drying,
cooling unit is defrosted. The vacuum pump is stopped automatically.
Defroster Switch Lamp
This lamp is lighted when the Defroster Switch is turned ON.
The lamp goes off when defrosting is completed.
Trap Temp. Display
Displays temperatures measured on Trap Cooling Unit.
Vacuum Display
Displays Pa value of the vacuum measured on the equipment.
Timer Display
Displays a time period of measurement by switching the operation mode.
Freeze Drying Ready Lamp
This lamp is lighted when preset conditions of trap temperature and vacuum
are fulfilled in Auto operation, and mounting of the containers for specimen
become feasible.
Refrigerator Lamp
This lamp is lighted when the refrigerator is started.
Alarm Lamp
This lamp is lighted when any of vacuum failure, vacuum or
temperature sensor, or power-failure alarm is activated.
Refrigerator Alarm Lamp
This lamp is lighted when the overload relay in refrigerator is activated.
Timer Mode Lamps
This lamp indicates the selected mode for timer.
Mode 1: Indicates a time period for operation of vacuum pump.
Mode 2: Indicates a time period of measurement for stopwatch function
Timer Mode Select Switch
This switch selects a timer display Mode1 or Mode 2.
Set Key Switch
This key switch is used to enter an appropriate preset period of power
failure provided as a power-failure-reset feature (factory preset value is
5 minutes). The switch is also used for releasing the alarm lamp
and message, and termination of buzzing.
Set Key Lamp
This lamp is lighted when Set Key Switch is turned ON.
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