Backup Cooling Kit (Option) - Panasonic MDF-DU900V Operating Instructions Manual

BACKUP COOLING KIT (OPTION)

By installing an optional backup cooling kit MDF-UB6B and a liquid CO
the chamber prevent to rise the chamber temperature for a few hours, even when this unit stops
operation by a power failure and so on.
Contact our sales representative or agent for the purchase of backup cooling kit.
WARNING
As with any equipment that uses CO
of the equipment. It is important that you assess the work site to endure there is suitable and
sufficient ventilation. If restricted ventilation is suspected, then other methods of ensuring a safe
environment must be considered.
devices.
The injection set temperature of the backup cooling kit can be set by the temperature setting knob.
Since the control method of injection is ON/OFF type, the actual injection temperature deviates from the
injection set temperature.
Note:
・Set the injection set temperature of the backup cooling kit to 10
Otherwise, continuous injection of liquid CO
・When the injection set temperature of the backup cooling kit is -70
o o
ON: -65 C～-67
The behavior of the backup cooling kit
Backup
Backup
display
power switch
(Page 11)
ON Switch ON
OFF Switch OFF
58
gas, there is a likelihood of oxygen depletion in the vicinity
2
These may include atmosphere monitoring and warning
may reduce the retention time of liquid CO
2
o o
C, OFF: -74 C～-75 C.
Condition of the
backup cooling kit
Ready to inject
Not ready to inject
(Not ready to activate
the backup test switch)
cylinder, liquid CO
2
o
C higher than the set temperature.
o
C;
Chamber temperature
Less than the injection set
temperature of the backup
cooling kit.
The injection set temperature
of the backup cooling kit or
higher.
Less than the injection set
temperature of the backup
cooling kit.
The injection set temperature
of the backup cooling kit or
higher.
injection into
2
cylinder.
2
Liquid CO
2
Does not inject
Injects
Does not inject