Hettich ROTINA 420, Инструкции по ремонту

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Action Display / Comment
27. Press the
PROG
key.
→
e.g.
15 T IR = ---
Temperature value of an external sensor
(does not exist in ROTINA 420 / 420 R).
28. Press the
PROG
key. →
e.g.
16 T ext = ---
Temperature value of an external sensor
(does not exist in ROTINA 420 / 420 R).
29. Press the
PROG
key.
→
e.g.
17 Keylock = 3 (2
1)
) = 3300 mV
Position of the key-operated switch.
Tolerance:
±
250 mV.
30. Press the
PROG
key.
→
e.g.
18 FC State (Status
1)
) = 8040
State of the frequency converter.
31. Press the
PROG
key.
→
e.g.
19 FC Temp. = 25°C
Temperature in the frequency converter.
32. Press the
PROG
key.
→
e.g.
20 FC Volt. = 329 V
Value of the intermediate circuit voltage.
33. Press the
PROG
key.
→
21 Cooling unit off
Function test of the compressor.
→
21 Cooling unit on
Compressor switched on.
•
Turn the control
knob one step to
the right.
Caution!
The fan is not working and the temperature of the
condenser will not be checked!
Do not switch on the compressor longer than
5 seconds.
The time between switching off and switching on
the compressor again must be minimum 1 minute!
34. Press the
PROG
key.
→
22 Relay (Relais
1)
) Heater off
Function test of the relay for the heating.
→
22 Relay (Relais
1)
) Heater on
Relay for the heating is switched on.
•
Turn the control
knob one step to
the right.
Risk of burning!
The surface temperature of the heating element in
the centrifuge chamber of the centrifuge can be up
to 500°C / 932°F. Do not touch the heating
element.
Do not switch on the heating longer than
5 seconds.
1) with Software < V 01.04