Dressler 13150 400 V, User Manual

Page: 117 / 176

HPG 13150 400 V (A) Installation, Setup, and Operation 5-13
HPG™ 13150 400 V RF Power Generator
Prerelease version
SETTING FORWARD POWER REGULATION MODE
(P
FORWARD
)
In forward power regulation mode, the HPG Generator regulates RF power
with constant forward power. This section explains how to select forward
power regulation using the
User Port , the Host port, or the front panel.
To Select P
forward
Regulation Through the User Port:
See pin 8 on the 25-pin User port , “RF forward/load power regulation” on
page 4-11 .
To Select Forward Power Regulation Through the Host Port:
If you are using RS-232 , PROFIBUS , or Ethernet to control and monitor the
HPG generator:
1. Select forward power regulation mode:
Send one data byte for command 3 (see Table 4-13 on page 4-41 ).
4
6 = Forward power regulation
2. Specify the output set point level for the regulation mode:
Send two data bytes, least significant byte first, for command 8
representing the set point level in watts (see Table 4-13 on page 4-41 ).
To Select Forward Power Regulation Using the HPG Generator Front Panel:
Complete the following steps to select P
forward
regulation using the front panel:
1. Press the Program soft key. Control Settings appears on the display.
2. Press Change .
3. Press Control P
forward
.
4. Select the desired power set point between 0 W and 15 kW into a 50
Ω
nonreactive load using the RF POWER dial knob. Press the Increm Auto
soft key to toggle between dynamic increments (Auto) and several fixed
increments.
5. Press Ok to confirm.
6. Press Exit .
7. Press Execute .
The operating screen will then display the forward power in watts, the reflected
power in watts, and the
Program and Display soft keys.
SETTING LOAD POWER REGULATION MODE (P
REAL
)
In load power regulation mode, the HPG Generator regulates RF power with
constant load (real) power. This section explains how to select load power
regulation using the
User Port , the Host port, or the front panel.