Function - Thermo Scientific VARIOKLAV 25T Operating Manual

4 Function

VARIOKLAV Type 25 T benchtop sterilizers are used to sterilize and disinfect
various kinds of articles.
Standard Equipment
Expansion Option
Type RM water recooling
system
Media temperature control
Type FA exhaust air
filtration
Water post-feed
Batch documentation
Furthermore, this unit is suitable for non-pressurized steaming of liquids, culture
media and solutions at 98 °C.
The functional description will start by presenting the basic functions of the
VARIOKLAV Type 25 T benchtop sterilizers. In addition, you will find here a
description of the expansion options.
The VARIOKLAV Type 25 T benchtop sterilizer is microprocessor-controlled. This
means that sterilization can proceed without supervision. You must set the desired
sterilizing program on the control panel (5).
The P
1
sterilizing items. The program settings can only be changed permanently
(configured) when the key-operated switch is turned to the configuration position
("Konfig.") (see Chapter 9).
Once the program has started, the sterilizing chamber is first closed automatically.
The control panel (door indicator, 20) indicates the electronic and mechanical door
lock (yellow). Now the sterilizing chamber is sealed with the pneumatic door seal:
the inflatable seal is pressed onto the door using pressurized air.
The sterilizing chamber (8) is automatically heated and deaerated. At a chamber
temperature of 96 °C, the sterilizing chamber (8) is again deaerated for further 3
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Program
Instruments
Destruction
(Waste)
Liquids
Liquids RM
All Liquids
programs
All programs
All programs
All programs
, P , and P program keys (18) are preset for programs for different types of
2 3
4 Function
Items / Special Notes
Solid items such as instruments,
filter housings, glassware, rubber
items, pipette tips and food.
Used consumables, infectious or
septic materials which need to be
destroyed.
Liquids in open or slightly closed
vessels.
Liquids in open or slightly closed
vessels; recooling reduces batch
times.
Flexible media temperature sensor:
sterilizing time actuated by media
temperature.
Safety feature: sterile air filter.
Sterilization cycles > 40 min.
Sterilization values are logged.
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