
WR 3M  | Page 7 of 21  | 
−LED lit green constantly indicates that the connected tool is being heated up.
−LED flashing green indicates that the Set temperature of the tool has been reached.
Active channels are indicated in the display with a triangle “S”(22) and a lightning symbol " “ (21).
6 Operating Guidelines
6.1Selecting a channel, switching ON or OFF
1.Depress one of the Radio Buttons ┌ 1 ┐, ┌ 2 ┐ or ┌ 3 ┐ to select one of the three channels until the desired channel is displayed.
-Or -
Depress the center ┌ 1·2·3 ┐ Radio Button until the desired channel is displayed.
The display shows the Set temperature of the selected channel and - in smaller script - the 
The current tool temperature then appears in the display. The status with the corresponding Set temperature is also displayed in the lower area.
The selected channel is indicated by a triangle (22) in the display and by a 
2. To turn the selected channel OFF or ON, depress the UP and DOWN Scroll Keys simultaneously until three dashes "- - 
3.If the channel is deactivated, "OFF“ appears in the display. If the channel is activated, the current Read temperature appears in the display.
Stored data is not lost when a channel is switched “OFF”.
Note  | The display switches automatically when:  | |
  | •  | a Tool is connected  | 
  | •  | when the finger switch is depressed  | 
  | •  | when a Tool is removed from the Switching Stand  | 
6.2Setting the Temperature
Setting the Temperature Individually
1. Select the desired channel by depressing one of the Radio Buttons ┌ 1 ┐, ┌ 2 ┐ or ┌ 3 ┐.
Or, depress the center Radio Button ┌ 1·2·3 ┐ until the desired channel is displayed.
The display shows the Read temperature values of the selected channel.