Display Functions - Thermo Scientific TSX Series Installation And Operation Manual

9.2 Display Functions

Table 6. Control Panel Display Functions
Function
Normal operation
Coldest logged
temperature
Warmest logged
temperature
Mute
Reset
Alarm Test
Thermo Scientific
11. Key Switch - switch used to turn the power and alarms on and off for
the unit.
12. Alarm On - Setpoint Security - when the key switch is in the alarm on
position, the alarms are on and the setpoints cannot be modified.
13. Power On - when the key switch is in the on position, the unit power is
on with no alarms active.
14. Off - when the key switch is in the off position, the unit is off.
For full descriptions of display, programming and service functions, refer
Table 6, Table 7 and Table 8.
Meaning
Default display while
freezer is running.
Show coldest cabinet
temperature since last
startup or reset.
Show warmest cabinet
temperature since last
startup or reset.
Silence audible alarm for
approximately 6 minutes.
Return to default display
after alarm condition,
clears temperature log.
Test by simulating warm
alarm. Key switch must
be in alarm mode.
Sequence Display
Temperature display and control panel
thermometer icon show cabinet temperature.
Display shows coldest logged temperature
Press
while button is pressed.
Display shows warmest logged temperature
Press
while button is pressed.
Display and thermometer show cabinet
Press
temperature, alarm icon continues to flash.
Press and hold
Excursion values are reset; temperature display
and
shows cabinet temperature.
simultaneously.
First, the display will show "AtSt" to show
Press and
entry of the test. Display and thermometer
simultaneously, hold
show simulated cabinet temperatures (warm),
for approximately 5
alarms flash and sound as appropriate. Alarms
seconds.
clear when test is completed.
TSX -20°C Flammable Materials Storage Laboratory Freezers
Operation
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