Operation Manual
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User Manual of Thermo-Timer ET01
The ET01 Thermo-Timer is a very versatile product that can control both temperature
and timer independently and in cohesion. Its sophisticated internal program allows users
many different combinations for various applications. The external water proof
temperature probe with cable allows temperature measurement in remote environment.
Following is the description of the operation of the ET01.
LCD display
A) Thermo-Timer in Timer mode icon
B) Thermo-Timer in ON state
C) Thermo-Timer in OFF state
D) Thermo-Timer in Temperature mode icon
E) Timer/Temperature control pair number
F) Timer/Temperature control disable
G) C/F icon
1. Power On and normal Display Modes
When an AAA battery is first inserted, all LCD display segments will be on for a brief
period then the display jumps to show clock time and an icon INT (means control is
interrupted or disabled). By pressing the MODE key once, the display can also be
diverted to show the temperature value which is the temperature measured by the probe.
The display can therefore be toggled between time and temperature by pressing the
MODE key.