Grant Instruments TC120 Operating Manual - Manual (Page 13)

T100 & TC120 30423 V3
Operating Manual Page 12
www.grantinstruments.com
EN
5.2 Using the T100 & TC120
5.2.1 Product description
5.2.2 Product indicators
There are two indicator lights on the T100/TC120:
 Heater on light (orange) marked
 Alarm light (red) marked
The alarm lamp will light to indicate the following faults:
 Float switch has operated due to low liquid level
 Over-temperature cut out has operated
 Temperature probe fault
The cause of the alarm will also be shown on the display.
The display normally shows the temperature in °C of liquid being controlled.
The S(elect) button is used to select and store values whilst the F(unction) button is used
to access menu options and cancel functions.
The main dial is used to change temperature values and other settable parameters.
Float switch
Display
Alarm light
Control dial
Heater on light
Pump outlet plate
(TC120 only)
Over-temperature dial
(TC120 only)
Select button
Function button