Tuttnauer 2540 - Program 3: Waste Sterilization

Page 25 of 66 Pages
4.3 Program 3 (3 –Waste)
For waste materials when the manufacturer recommends autoclaving at a
temperature of 121ºC with a drying cycle.
Nominal Parameters
 Sterilization temp.: 121ºC (250ºF).
 Sterilization time: 20 minutes.
 Dry time: 5 minutes.
Operations Sequence
 Heating phase; water enters the chamber and heats up until the
sterilization temperature is reached.
 Sterilization phase; temperature is maintained constant at the preset
level for the sterilization time.
 Slow exhaust (Ex. Mode =3); steam is slowly exhausted from the
chamber, until it reaches a temperature of 85ºC.
 Drying phase; Chamber is heated for 5 minutes at reduced power.
220
kPa
TIME
PRESSURE (kPa)
TEMPERATURE
Ambient Pressure
and Temperature
t1
t2 t3
t1 =
Heating stage
t2 = Sterilization stage
t3 = Exhaust stage
t4 = Drying stage
= Pressure
= Temperature
t4