Page 1: ...ed FA0600RF to RG per RA RB ECO CLF5000 PLL RF GENERATOR Copyright 2001 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 Kondel...
Page 2: ...ion Requirements VI Operating Instructions 12 A Local Operation B Remote Operation VII Theory of Operation 13 A Interlock System B DC Power Supplies C Front Panel Control Board D LF1250 Power Amplifier E Output Filter F Power Monitor Board VIII Certification 15 IX Figures FP1541RX CLF5000 PLL Electrical Block Diagram FA0302RX Logic DC Regulator assy Schematic FA0509 Hall Effect Current Monitor ass...
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: ...NING 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 without an appropriate cable connected between the RF output connector on the rear panel and the load CAUTION There are no user or operator serviceable parts inside this equipment Refer al...
Page 5: ...ropriate separation between all interface mains and output circuits in accordance with 5 2 18 of prEN50178 AC Interlock System The low voltage 24 VAC safety interlock circuit is designed to disable the unit in the event of an interlock fault condition At a minimum interlock protection is located at the removable top cover bottom cover and RF output connector safety cover End user s system should p...
Page 6: ...gin 6000 Watts min open loop 2 4 Mismatch Power 1000 watts Minimum Forward Power into any load 2 5 Spurious Output all spurious output to be more than 30 dB below fundamental 2 6 Noise Hum and Ripple Less than 1 at any power level 2 7 Harmonic Output Less than 20 dB below fundamental 2 8 AC to RF Efficiency Better than 70 3 Control 3 1 Control Range 0 10 V range for 0 5000W RF output 3 2 Power lev...
Page 7: ...t power amplifier is built upon a solid copper heatsink block that is naturally corrosion resistant Four 4 fans reduce any possibility of condensation developing internally in the unit 4 4 Two different manufacturer s FET devices to be qualified in specified unit 5 Input Power Requirements 5 1 Electrical input requirements 208 VAC 3 phase 50 60 Hz 20 A 5 2 Manufacturers input specification 5 2 1 N...
Page 8: ...ated digital output representing an output delivered power condition over 5 1KW Pins 20 collector 7 emitter OVERTEMP Opto isolated digital output representing a latched over temp condition RF must be disabled via RF ENABLE IN to reset overtemp latch Pins 19 collector 6 emitter RF ENABLED OUT Opto isolated digital output representing RF has been enabled via RF ENABLE IN Pins 18 cathode 5 anode RF E...
Page 9: ... load 2KW 114 BTU MIN 6840 BTU HR 1 3 Coolant type Water 1 4 Coolant Fittings Swagelok 3 8 tube fitting Tighten per Swagelok specifications using Swagelok Inspection gauge part MS IG 600 1 5 Inlet Air Requirements 5 35 C max 40 95 F Heat Load 500W 29 BTU MIN 1750 BTU HR 2 Storage and Transportation 1 1 Storage Temperature Humidity air pressure 25 to 70 C class 1k4 per prEN50178 5 95 humidity non c...
Page 10: ...omdel immediately CAUTION Breaking the seal or removing the warranty decal from this unit will void the warranty If internal damage is suspected contact factory for assistance IV Maintenance The CLF5000 PLL is designed to run unattended for long periods of time Should service be required the system is designed for quick repair The whole RF section could be replaced in under sixty minutes After a t...
Page 11: ...nnector attached to the 25 pin D Remote I O connector at the rear of the unit and jump AC interlock pins 1 14 2 5 Connect AC power and cooling water 3 Procedure 3 1 Flip CALIBRATE toggle switch on right side of front panel up to CALIBRATE or 450KHz position 3 2 Turn AC power on and enable RF with the front panel RF enable toggle switch 3 3 Turn power setpoint knob to 4000 Watts as indicated by the...
Page 12: ...ad The RF interlock cover must be securely in place to allow operation of the unit 2 Check all cooling system piping and fittings for possible leaks The preferred method is to pressurize the entire cooling system with air and observe any loss of pressure prior to exposing the system to liquid flow The minimum air pressure used for testing should be at least equal to the maximum rated pressure of t...
Page 13: ...he circuit breaker located on the rear panel 6 The CLF5000 PLL regulates delivered power based upon the setpoint selected by the front panel power control knob 7 The front panel digital meter and selector switch shows power level setpoint actual delivered power output frequency and reflected power 8 An overtemp condition due to lack of coolant flow or high coolant temperature will automatically di...
Page 14: ...hese four power amplifiers are combined in parallel and matched to 50 ohms through a 6 pole low pass filter Control signals are obtained from the output signal as it passes through the power monitor board to the RF output connector The front panel CLF Controller monitors the user input from either the front panel or rear connector and monitors the control signals from the RF output power monitor P...
Page 15: ...mited by reducing setpoint at summing junction R24 R32 The over temperature circuit also disables RF output and stays latched until the RF enable signal from either front panel toggle or rear panel Pins 17 and 4 is turned off The output frequency of the pulse width modulator U1 is monitored by a frequency to voltage converter U8 The circuit is calibrated by pot R95 Four way meter switch S2C enable...
Page 16: ...tage taps off the output line which are multiplied with a four quadrant multiplier U1 and buffered with U3A Reflected power is derived by summing a voltage tap with a current tap which is 180 degrees out of phase with the voltage tap This summed voltage is then squared with four quadrant multiplier U2 and buffered with U3B Forward power is derived by summing the delivered and reflected output sign...
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