Monthly - W&H Lexa MN-111 Instructions For Use Manual

Sterilization cycles
On the homepage, tap the desired cycle.
1
Tap to display further cycles on the next page, if any.
Check the cycle requirements.
2
Tap to set a different start time. See "Delay the sterilization
3
cycle start" on the next page.
Tap : the door locks. If you have not set a different start time,
4
the cycle starts immediately.
Tap to view the cycle information. See "View the cycle
5
parameters" on page 52.
The sterilization is completed. Tap
6
summary (to check the cycles values manually, see
"STERILIZATION CYCLE MONITORING" below) or tap
the cycle information. See "View the cycle parameters" on
page 52.
Tap OPEN: the door unlocks and the homepage appears.
7
If required, enter your credentials and confirm the load release.
8
Note : the load release is possible only if the cycle is completed
successfully.
Note: the user visually checks that pouches are intact and dry. It is even
possible to identify the user who releases the load, accepts the cycle
plateau time, cycle minimum temperature and cycle minimum pressure.
Note: during the load release it is also possible to accept or reject the Helix
strip, biological indicator and chemical indicator results (for more
information see the dedicated documentation).
50
to view the cycle
to view
STERILIZATION CYCLE MONITORING
Even if the sterilization process is automatically monitored by the
software and the values of temperature, pressure and duration are
controlled, there is the possibility to check the values manually. See
the table below for the correct values of the temperature, pressure,
and duration in order to confirm manually the proper execution of
the cycle.
US - Canada version
270 °F (132 °C) cycles
Duration 4
(minutes)
Min. 270 °F (132 °C)
temperature
Max. 275 °F (135 °C)
temperature
26.68 psi at 270 °F
Min. pressure
(1.84 bar) at (132 °C)
30.45 psi at 275 °F
Max. pressure
(2.1 bar) at (135 °C)
Lexa | Instructions for Use | MN-111 ENG Rev14 | 03/04/2023 | © W&H Sterilization Srl
250 °F (121 °C) cycles
30
250 °F (121 °C)
255 °F (124 °C)
14.9 psi at 250 °F
(1.028 bar) at (121 °C)
17.83 psi at 255.2 °F
(1.23 bar) at (124 °C)