Offset; Changing Over The Temperature Unit; Profile; The Set Parameter Sets Can Be Changed - Weller WTHA 1 Supplementary Operating Instructions

Offset

The actual hot air temperature can be adapted by entering a temperature offset of around ± 40 °C (±
72 °F).
°C °F

Changing over the temperature unit.

Option Description
°C Celsius
°F Fahrenheit

Profile

This menu item allows up to five parameter sets to be activated and adjusted and the automatic
sequence of the individual steps (reflow profile) to be activated.
Depending on the parameter set, the temperature, air quantity and time can be adjusted individually.
A reflow profile can be individually configured in a cumulative manner from the individual parameter
sets 1 – 5.
The set reflow profile can be implemented:
E.g. 1 and 3 and 5

The set parameter sets can be changed:

E.g. 2 and 4 and 5 (Without automatic symbol or profile
Reflow profiles and parameter sets can be switched on and off in the main screen
using the Exit button.
If the automatic sequence is deactivated, the UP and DOWN buttons can be used to
select the individual parameter sets.
Reflow profiles and parameter sets can be started and stopped with the Air button and
the finger-operated switch (foot-operated switch).
If LOCK is activated, only the reflow profile or the activated parameter sets can be selected and
started.
ENGLISH
)
GB
12