Weller WR 2, Operating Instructions Manual

Page: 29 / 108

WR 2 9-20
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Setting the temperature with the ┌ 1 ┐, ┌ 1·2 ┐ and ┌ 2 ┐
temperature buttons
The setpoint temperature value can be set for each channel
separately by selecting three preset temperature values (fixed
temperatures).
Factory settings:
┌ 1 ┐ = 150 °C (300 °F),
┌ 1·2 ┐ = 350 °C (660 °F) ,
┌ 2 ┐ = 380 °C (720 °F)
1. Select a channel.
Three fixed temperatures are shown on the display for approx.
2 seconds.
A temperature value can be entered as long as the temperature
symbol (18) is flashing.
2. Set the setpoint temperature value with the UP or DOWN button.
3. Press the required temperature button ┌ 1·┐, ┌ 1·2 ┐ or ┌ 2 ┐
for 3 seconds.
The temperature display for the corresponding temperature value
flashes during this period.
The set value is stored after 3 seconds.
4. Release the temperature button again.
Note Assigning a low "Setback temperature to a temperature button
offers the possibility of manual temperature reduction when the
soldering bit is not in use.
Selecting the temperature with the ┌ 1 ┐, ┌ 1·2 ┐ and ┌ 2 ┐
temperature buttons
1. Select a channel.
2. Three fixed temperatures are shown on the display for
approx. 2 seconds.
As long as the temperature symbol is flashing, the required
temperature can be selected with the ┌ 1 ┐, ┌1·2┐ or ┌ 2 ┐
buttons.

6.3 Setting the air flow
The air flow rate can be adjusted to any value within the range from
10 % to 100 % based on a max. flow rate of 10 l/s (HAP 1).
1. Press the AIR (12) button.
The current air flow rate is displayed in percent for
approx. 2 seconds.
2. Set the required flow rate by pressing the UP or DOWN button.
The set value is adopted. The actual temperature of the selected
channel is displayed after 3 seconds.
Note As with the 3 fixed temperatures, 3 fixed air flow rates can be set
and selected.
Factory settings:
┌ 1 ┐ = 10 %, ┌1·2┐ = 50 %, ┌ 2 ┐ = 100 %