IS792 ECN 4879
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•press and hold
B2
for 5 s: the needle probe will be heated until it reaches
the temperature set by parameter
P47
(45°C from factory) or at most for the period
of time set by parameter
P48
(15mins from factory).
If the temperature detected by the needle probe is above the value set by parameter
P47
,
heating will not be started.
The micro-port input alarm will not be reported during needle probe heating process.
4.9 BUZZER MUTE
•
Ensure no procedures are running
•press
B4
After the period of time established by parameter
P56
(15 mins from factory) has elapsed,
the buzzer is automatically muted.
4.10 OPERATIONAL CYCLES
The device has the following operational cycles:
•hard set-temperature chilling and storage
•normal set-temperature chilling and storage
•set-temperature freezing and storage
•hard timed chilling and storage
•timed normal chilling and storage
•timed freezing and storage.
Set-temperature cycles are preceded by a test to check correct needle probe insertion
(see parameters
P14
(0°C from factory) and
P15
(60secs from factory); if the result of the
test is negative, cycles will be started in timed mode.
4.10.1 Hard set-temperature chilling and storage cycle
To select the cycle:
•ensure the device is in "off" mode and no procedures are running
•press
B7
: display DY1 will show the operational set point and LED B7 will
switch on.
To adjust the first step operational setpoint:
•press
B4
or
B6
To alter the second step operational setpoint:
•press
B7
for 5 s: LED B7 will flash
•press
B4
or
B6