Setting The Sterilizing Time; Setting The Multiple Sterilization Number - Thermo Scientific VARIOKLAV 25T Operating Manual

6.3

Setting the sterilizing time

The selected sterilizing time is shown on the cycle display (16).
Setting range:
We recommend the following sterilizing times:
20 min
20 min
Disinfection or steaming times will be governed by the type of articles you want to
disinfect or steam.
The feed water supply is limited; it will determine the maximum disinfection or
steaming times.
Program
Liquids / Liquids RM
Table 3: Maximum disinfection or steaming times
You can set the sterilizing time on the control panel (5):
♦ Press the selected program key (18) repeatedly until the sterilizing
♦ Increase or decrease the sterilizing time using the
The sterilizing time will increase or decrease in one-minute increments with
each press of the ▲ key (14) or the ▼ key (15).
When decreasing sterilizing time, the display will change from the minimum
selectable to the maximum selectable sterilizing times (30/40 min, 999 min
or ∞). This makes it easy to select long sterilizing times.
6.4

Setting the multiple sterilization number

The multiple sterilization program is a special program. The selected multiple
sterilization number is shown on the cycle display (16).
Setting range: from 1 to 99 sterilization cycles.
7) )
To facilitate longer sterilizing times, the steam sterilizer can be equipped with the water post-feed
expansion option. In this manner, it is possible to implement sterilizing and steaming times of up to
999 minutes (∞ for the climatic chamber design). The feed water tank level must be checked at regular
intervals.
03/2007
up to 121 °C 1-40 minutes
from 122 °C 1-30 minutes
for sterilization at 121 °C (liquids: solutions and culture media; solids:
glassware and instruments);
for sterilization at 134 °C (destructive sterilization: waste).
temperature appears in the cycle display (Figure 8).
Steril. Time
Figure 8: Sterilizing time display
▲ key (14) or the ▼ key (15).
6 Programs
7))
7)
Maximum disinfection or steaming times
7)
40 minutes
Cycle
20min
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