Gema GG21, Operating Instructions And Spare Parts List

Page: 42 / 74

Rev. 03 05/20
42
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Operation OptiStar 4.0 (CG21)
Starting the individual adjustable programs
1. Turn on the gun control unit with the ON key
2. Press the program key
3. Select the desired program (01-20)
Program 20 active
4. Change the coating parameters as required
Programs 01-20 are preset at the factory but can be modified at
any time, after which they are automatically stored.
Description Presetting
Powder output 60 %
Total air 4.0 Nm³/h
High voltage 80 kV
Spray current 20 µA
Electrode rinsing air 0.1 Nm³/h
Fluidizing air 1.0 Nm³/h (for device type F)
0.1 Nm³/h (for device type B and S)
Setting powder output and powder cloud
The powder output depends on the selected powder output (in %), and
the powder cloud on the selected total air volume.
As a factory default value, a powder rate of 50% and a total air
volume of 4 Nm³/h are recommended.
– If values are entered that the gun control unit cannot implement,
then the operator is informed of this by a blinking in the relevant
display and a temporary error message!
Setting the total air volume
1.
Adjust the total air volume on the gun control unit with the T3/T4
keys
– Adjust the total air volume according to the corresponding coating
requests