Temperature Settings - Thermo Scientific TSX Series Installation And Operation Manual

Operation
Table 10: Service Parameters
Screen/Button
10 Press Scan (
11 Press Scan (
12 Press Scan (
13 Press Scan (
14 Press Scan (
9.5 Temperature
30 TSX -20°C Laboratory and Enzyme Freezers
Display Function
) bot BOT Mode
Perimeter Heater
PEr
)
Duty Cycle
Control Probe
Cnt Prb
)
Temperature
Ambient Probe
Anb Prb
)
Temperature
--- Exit Service Mode
)
If the unit is left idle for a period of approximately 30 seconds during service
mode, the unit will exit service mode and return to normal operation.
Note If an alarm occurs while in the service mode, it will not show until
exiting this mode.
To reset values back to factory settings, perform the following procedure:
1. Turn keyswitch to "OFF" position.
2. Hold the up (
the "ON" position.
3. Continue to hold buttons for approximately 10 seconds.
4. Release buttons and turn keyswitch to "OFF" position.
5. Turn keyswitch to "ON" position.
CAUTION: Performing this reset will overwrite any changes that were
made after the receipt of this unit.
The factory default temperature setting is -20°C for all manual defrost freezers,
Settings
including enzyme freezers. To change the factory temperature settings, refer to
the instructions in Section 9.3.
CAUTION: The freezer described in this manual is designed for optimum
performance at -20°C. It is advisable to call Technical Service before
changing setpoints.
Summary
Normally OFF(00). If ON(01), the unit is forced to run at
coldest possible temperature for approximately 24 hours.
Defrosts will still occur as scheduled.
Controls the perimeter heater ON time.
Displays control probe temperature (Read only).
Displays ambient probe temperature in deck (Read
only).
Returns to normal operating screen.
) and down ( ) arrows while turning the keyswitch to
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