Söring Arco-3000 - Description of Cut-Module

25/08/2004 © Söring Service-Manual Arco- and RF-units
1
not valid for A-3000/ -2000
2
not valid for Arco-2000
-4-
3
not valid for MBC600
4
not valid for Arco-1000
4.1. General description ............................................................................................................ 28
4.2. Connection to other units ................................................................................................. 28
4.2.1. Connection to CPU ............................................................................................................ 28
4.2.2. Connection to low-voltage supply.................................................................................... 28
Block diagram Frontpanel...............................................................................29
5. Description of high-power supply ............................................................30
5.1. General description ............................................................................................................ 30
5.2. High-power supply, design and function...................................................................... 30
5.3. Technical data ...................................................................................................................... 31
Block diagram High power supply ................................................................32
6. Description of Cut-module
4
........................................................................33
6.1. General description ............................................................................................................ 33
6.2. Final stage and output filter ............................................................................................. 33
6.3. Oscillator and driver........................................................................................................... 34
6.4. Switching stage ................................................................................................................... 34
6.5. Short circuit switch-off...................................................................................................... 34
6.6. Current limiting, current control ..................................................................................... 34
6.7. Power limiting ...................................................................................................................... 35
6.8. Arc regulation....................................................................................................................... 35
6.9 Pulse generation and control logic.................................................................................. 35
6.10 Signal shapes ...................................................................................................................... 36
This signal-shape is used for the function Cutting with Blend ...............................36
Block diagram Cut module..............................................................................37
7. Description of RF-output module..............................................................38
7.1. General description ............................................................................................................ 38
7.2. Description of board HFO_A ............................................................................................ 38
7.2.1. Design/function of board HFO_A..................................................................................... 38
7.3. Description of board HFO_B ............................................................................................ 39
7.3.1. Design/function of board HFO_B..................................................................................... 39
Block diagram RF-Output Board /A ..............................................................40