Comdel CX600 Series Manual Download Page 19 | Manualshive

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Summary of Contents for CX600 Series

Page 1: ...ic items CX600S 13 56MHz RF GENERATOR Copyright 2003 by Comdel Inc The information contained in this manual is proprietary to Comdel Inc and is protected by copyright and trademark laws You may not modify copy reproduce republish post transmit or distribute in any way any material from this manual except as may be expressly permitted in writing by Comdel Inc Comdel Inc 11 Kondelin Road Gloucester ...

Page 2: ...ptional VII Theory of Operation 13 A AC Interlock PCB B DC Power Supply C Oscillator Control Board D Driver E PA600 Power Amplifier F Power Monitor Board G CX controller VIII Certification 16 IX Chassis Symbols 17 X Figures FP3113RX CX600 Block Diagram FA0900RX AC Interlock assy schematic FA0525RX Hall Effect Current Monitor assy schematic FA0403RX Oscillator Control assy schematic FA0002RX PA Dri...

Page 3: ...ce of high voltages in or around the unit This symbol indicates that the component or circuit is short circuit protected This symbol indicates the presence of RF energy in or around the unit This symbol indicates a protective earth ground connecting point This label indicates a presence of high voltage in or around the equipment which may cause sever injury or death All appropriate precautions sho...

Page 4: ...on Fully Before Installing or Operating This Equipment WARNING This equipment must be installed operated and serviced only by trained qualified persons General Safety Requirements WARNING Hazardous Voltages and RF voltages are present inside this unit which may cause injury or death To prevent electrical shock and or RF burns never operate this equipment with the covers removed Never operate witho...

Page 5: ...on is located at the removable top cover bottom cover and RF output connector safety cover End user s system should provide indication to the operator of the interlock fault condition Low voltage power for the interlock circuit is supplied by a step down transformer located inside the unit This transformer is designed to provide safe low voltage operation and provide isolation from the main AC lin...

Page 6: ...ong life and low maintenance operation A Electrical Specifications Nominal Input 208 Vac 1 phase 50 60 Hz 8 A 1 AC Input Voltage Range 190 225Vac no neutral single phase with protective earth PE ground 2 AC Line Frequency 50 60Hz nominal 47 to 63 Hz range 3 AC Input Current 8 amps rms maximum 4 Output Characteristics 4 1 0 to 600W continuous forward power at the unit s rear bulkhead RF connector i...

Page 7: ...en Pins 11 12 5 5 Over Temperature Fault Output disabled on high internal temperature 5 6 Control Signal Protection Unit not to be damaged if a short circuit or up to 30 volts AC or DC is placed between any input signal return signal and ground 6 Control Signals 6 1 Signal Input Impedance 10K ohms minimum 6 2 Signal Input Isolation 1000Vac minimum to the A C supply line 7 Rear Panel Electrical Con...

Page 8: ... soft key actuators 7 Warning Labels 7 1 Safety Labels for hazardous voltages Heavy Object and Caution for lifting by water fittings are to be provided on operator visible areas of the generator IEC standard symbols in user visible areas for start stop enable and cautionary conditions PE ground high temperatures and RF energy present 7 2 Special marking available at customers specifications C Envi...

Page 9: ...R REPAIRS Unless repairs have accessories included with them and have them listed on the Return Material Authorization RMA Tag returned materials will not have to fulfill procedural requirements for accessories III Unpacking and Inspection 1 Carefully unpack the unit and inspect for any obvious signs of physical damage that might have occurred during shipment Notify the shipping agent of any damag...

Page 10: ... must be used in accordance with the requirements of EN60742 IEC 742 4 Installation of this equipment must assure that the AC power connector and line cord are not accessible to the user operator Access may be gained only by a qualified service technician All AC power connections must be in accordance with local electrical code and safety requirements 5 This unit provides appropriate protective se...

Page 11: ...temp condition due to improper clearance around the unit or high ambient temperature will automatically disable RF the CX600 The front panel display will show OVERTEMP for about 2 seconds if the RF ENABLE softkey is pushed RF will not be able to be turned on until proper coolant flow temperature is established B Remote Control Operation 1 4 Refer to Figure CPS REMOTE INTERFACE DEFINITION for the e...

Page 12: ...OMPT DE DISABLE ECHO PROMPT NO CR EXIT CR LF BYE 4 Function descriptions ATTENTION The command redirects control of the RF generator from either local front panel or analog remote 15 pin D connector to the serial port 9 pin D connector There will be no response from the CX from any other ASCII codes sent while in local or analog remote modes Upon receipt of the ASCII the CX will disable RF set pow...

Page 13: ...he serial port or local control front panel P xx x DOWNRAMP TIME This command allow up to three digits with an optional decimal point xx x to set the RF power downramp time as described above in the DR DISABLE RF command The units of time is in seconds and is adjustable from 1 to 10 seconds The default time is 1 second unless previously set from either the serial port or local control front panel ...

Page 14: ... from either the front panel or rear connector and monitors the control signals from the RF output power monitor PA voltage monitor PA current monitor and PA overtemp switch Refer to Fig 1 CX600 BLOCK DIAGRAM to see how the individual modules are connected together A AC Interlock PCB The AC mains to the mains power transformer is switched via relay K1 controlled by the AC INTERLOCK PCB Figure FA09...

Page 15: ...ltage on the non inverting input the drive level holds constant The non inverting input is also the point to which some of the protection circuits connect The CX controller pulls this point down when load conditions bring the amplifiers near their over voltage or over current limits This limits the drive to the amplifiers until the match between the generator and the load is corrected The reflecte...

Page 16: ...impedance 50 ohms Output impedance 50 ohms Collector voltage 37 VDC Current draw 25 ADC At 600 watt system output into 50 ohm resistive load F Power Monitor Board The power monitor or directional coupler board Figure FA0105RX is a detector which produces voltages proportional to the square of both forward and reflected power The signals from the two detectors are produced from current and voltage ...

Page 17: ...rovides the 5V or 10V reference for the A D U11 and D A U13 converters 3 SOFTKEY INPUT INTERFACE PCB This PCB Figure FA0605RX is mounted under the CX MICROCONTROLLER PCB and contains the softkey sense pads and buffer circuitry to interface all front panel user interface to the CX Microcontroller 4 20 x 2 CHARACTER ALPHA NUMERIC FLORESCENT DISPLAY PCB This PCB also mounted under the CX MICROCONTROL...

Page 18: ...17 IX Chassis Symbols ...

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