ifi T251-500A Operating And Maintenance Instructions Manual Download Page 6 | Manualshive

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Rev. A 10/01/08

6

Figure 3.0 Front Panel Display – GPIB address Menu

The Start-up menu will be replaced by Operate menu after about 5 seconds.

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Summary of Contents for T251-500A

Page 1: ...Phone 631 467 8400 Fax 631 467 8558 Email info ifi com OPERATING AND MAINTENANCE INSTRUCTIONS MODEL T251 500A HIGH POWER TWT AMPLIFIER DOCUMENT NUMBER T251 500A Rev A SERIAL NUMBER Prepared for Advanc...

Page 2: ...OPTION 6 1 Introduction 18 6 2 Remote Initialization 18 6 3 GPIB Address 18 6 4 IEEE 488 Commands 19 RS 232 21 7 0 MAINTENANCE AND SERVICING 7 1 Periodic Maintenance 22 7 2 Servicing The Amplifier 22...

Page 3: ...ormance and trouble free operation depends on you thoroughly reading through this manual and familiarizing yourself with its proper operation and usage Your Wide Band Amplifier comes with the followin...

Page 4: ...provide the operator with operating status and self diagnostic fault indications The Amplifier incorporates protection circuits that monitors and controls so the amplifier cannot be damaged by any mis...

Page 5: ...ower on switch is energized the above menu will be displayed after the MPU booting cycle This menu displays the company information the amplifier model number and serial number along with the firmware...

Page 6: ...Rev A 10 01 08 6 Figure 3 0 Front Panel Display GPIB address Menu The Start up menu will be replaced by Operate menu after about 5 seconds...

Page 7: ...Rev A 10 01 08 7 Figure 4 0 Operate Menu...

Page 8: ...Press the ON Key The unit will display FILAMENT WARMUP and will start the countdown as set per TWT used At this mode the Filament Collector and Grid if applicable supplies will be energized 2 After t...

Page 9: ...Showing Operate Mode with RF Power Indication 1 Place the unit in Operate OPR mode At this mode the TWT will be turned ON 2 The display will show the Helix and Collector Voltages and Currents as per...

Page 10: ...by IFI This warranty shall not apply to any IFI product that has been disassembled modified physically or electrically damaged or any product that has been subjected to conditions exceeding the appli...

Page 11: ...The Amplifier is designed to amplify a low level microwave signal and supply a high power CW output The Amplifier system function is accomplished primarily through the use of a Traveling Wave Tube TW...

Page 12: ...to operate the TWT are provided by the Helix Collector and Filament supplies The Helix supply provides the negative high voltage potential between TWT Cathode and ground The Collector supply provides...

Page 13: ...power supply voltage output is monitored and displayed Should any power supply voltage deviate from the design parameters the Power Supply Fault Indication LED RED located on the front panel of the Am...

Page 14: ...FF Ckt Bkr AC Source IEC Power Connector Local Remote Switch IEEE 488 Connector Amp ON OFF Switch RF Output SC Female RF Input N Female RF Sample N Female Operate Standby Switch Fault Reset Switch Con...

Page 15: ...lament or Beam has been energized GPIB Remote The Remote Green LED indicates when illuminated that the amplifier is in the remote control mode of operation via the IEEE 488 GBIP Bus The address select...

Page 16: ...plifier using a calibrated 50 Ohm Pad to assist the operator in maximizing the performance of the Wide Band Amplifier The accuracy of the Metering is 5 dB nominal so to provide the operator with the a...

Page 17: ...0 dBm 1 0 mW input signal It is not advisable to over drive any amplifier and depend on protection circuits to maintain proper gain control IFI makes available with each shipped amplifier specific dat...

Page 18: ...rmal manual local operation 6 3 GPIB ADDRESS The GPIB address of the amplifier is set by via the Front panel using the Control knob at the start up menu NOTES ON USING NATIONAL INSTRUMENTS GPIB CONTRO...

Page 19: ...e optional ATTDxx Decrease Attenuation xx of steps Response with Attenuator value optional REQUEST STATUS Code AMPLIFIER STATUS STATUS OFF ON STANDBY OPERATE FAULT REMOTE OPERATION DISABLED INTERLOCK...

Page 20: ...ulse Width Value In Pulse unit only FRQNCY Returns Pulse Frequency Value In Pulse unit only DUTYCYC Returns Duty Cycle Value In Pulse unit only IDN Returns ASCII response comprising of four data field...

Page 21: ...a name and choose an icon 7 3 In the connect using box select Direct to Com1 7 4 Click OK 7 5 Select 9600 baud 7 6 In Data Bits select 8 7 7 In Parity Select None 7 8 In Stop bits select 1 7 9 In Flo...

Page 22: ...ck that door interlock BNC connector is terminated with either 50 Ohms or short Check RF output termination connection When operating any RF amplifier proper termination must be connected to the RF ou...

Page 23: ...l 7 3 2 Return All Accessories In the interest of saving time and expediting the repair or calibration process return all the associated accessories described in Section 1 0 when returning the equipme...

Page 24: ...Rev A 10 01 08 24 APPENDIX A TEST DATA SHEETS...

Page 25: ...SENSOR CIRCUIT B 500499 1 SWITCH LED BOARD ASSY 500503 2 MONITOR FAULT BD ASSY 500511 PULSE MODULATOR BOARD ASSY 500521 GRID MODULATOR SERVICE SUPPL 500524 3 2KW PWM DRIVER 500534 POWER FACTOR PF1000A...

Page 26: ...500 6674 302526 B COVER AMPLIFIER PAINTED BLACK 2 T261 500 6674 302705 PANEL FRONT 10 5 H CHASSIS 27 L 1 UR T261 500 6674 302705 G S PANEL FRONT 10 5 H CHASSIS 27 L PAINTED 1 UR T261 500 6674 302706...

Page 27: ...TO SC MALE STRAIGHT GHZ 1 T261 500 6674 AMP P12 5G35DB10W AMP SS MDL 1 0 2 5 GHZ 10 W CW 40 DB GAIN 1 T261 500 6674 ATT 8065 10 ATTEN DC 18GHZ 10 DB 2W 1 T261 500 6674 ATT 8065 20 ATTEN DC 18GHZ 20 DB...

Page 28: ...B SKIRTED BLACK TEXTURE 1 T261 500 6674 POW 6C24 N250 PS HV 6KVDC 40MA 250W 2 1 T261 500 6674 POW PSA4531 PS 5V 4A 12V 1 5A 12V 0 1 T261 500 6674 POW SP500W24V PS 24VDC OUT 500W 85 264VAC INPUT LINE 1...

Page 29: ...S2 S3 POS1 5 CTRLS2 S3 POS2 6 CTRLS2 S3 POT3 7 RLY8 SINK 8 GND 9 GND 10 GND 11 GND 12 PIN DIODE CTRL 13 PIN ANALOG 14 GND 15 GND 16 GND 30 GND 31 GND 32 GND 33 GND 34 T3 600139 1 5 4 8 C2 5UF 600V PS...

Page 30: ...FLT LA30N IN OUT DET2 DET DZM185AB RF IN DC OUT DET1 DET DZM185AB RF IN DC OUT CPLR2 COU D1T4G50W 10 IN OUT FWD AMP P12 5G35DB5W PRE AMP IN OUT VCC GND 500560 GND 5 GND 4 Vout 2 Vout 1 Vin 1 GND 3 IN...

Page 31: ...IN ADJ R5 2K R38 120 J3 CON14A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 R18 1 R37 2K C21 1UF R12 2K C11 0 1uF C23 6 8UF 25V R13 470 U10 LM137 TO39 VIN 3 ADJ 1 VOUT 2 C2 1uF R6 2K TP6 U6 INA321 1 2 3 4 5 6 7 8...

Page 32: ...A 1 1 Monday August 27 2001 INSTRUMENTS FOR INDUSTRY INC V V M HS1 HALL EFFECT SENSOR COLLECTOR 5 TURNS P N LA55P 12V 12V OUTPUT RTN REF ASSY 700526 V V M HS2 HALL EFFECT SENSOR HELIX 10 TURNS P N LA5...

Page 33: ...INSTRUMENTS FOR INDUSTRY INC...

Page 34: ...g Ckt BOARD Helix PS current sense A 1 7 Monday July 24 2006 HLX I Cal 1 03V 2 46V 2 44V 1 67V C1 1UF R10 10K POT C3 1UF C5 1UF R6 10K U2B LM124 5 6 7 4 11 R8 10K U2A LM124 3 2 1 4 11 R7 1K R2 100K PO...

Page 35: ...HelixI sense Hall effect B 2 7 Monday July 24 2006 U3A LM124 3 2 1 4 11 R20 100K POT U3D LM124 12 13 14 4 11 U1B VQ100J 7 6 5 C39 1UF U3C LM124 10 9 8 4 11 R14 10K R86 10K R15 10K R19 10K R25 510K D6...

Page 36: ...e sense A 3 7 Monday July 24 2006 HLX V Cal 0 72V 2 5V 1 5V 3 5V U10D VQ100J 14 13 12 D11 D1N4148 R39 10K D8 D1N4148 R38 10K POT U4D LM124 12 13 14 4 11 D7 D1N4148 R36 24K R43 10K U4A LM124 3 2 1 4 11...

Page 37: ...kt BOARD Cathode Volts sense A 4 7 Monday July 24 2006 U6B LM124 5 6 7 4 11 C21 6 8UF R51 10K POT R42 10K R99 100 R49 10K R41 10K POT U6C LM124 10 9 8 4 11 R46 1K C20 1UF R50 1K U6D LM124 12 13 14 4 1...

Page 38: ...LL I CAL 1 0V 2 5V 2 5V 0 010 TO 0 060V 2 6V 10V NO FAULT 10V FAULT 5V NO FAULT 0 2V FAULT C26 1UF U7A LM124 3 2 1 4 11 C23 1UF R58 10K U5C VQ100J 8 9 10 U7B LM124 5 6 7 4 11 R100 100 C22 1UF C37 1UF...

Page 39: ...tor Voltage sense A 6 7 Monday July 24 2006 0 74V 2 5V 1 5V 3 5V C29 1UF U9A VQ100J 1 2 3 U8A LM124 3 2 1 4 11 D17 D1N4148 R72 10K D18 D1N4148 C32 6 8UF R80 10K R79 10K POT U8B LM124 5 6 7 4 11 R76 10...

Page 40: ...108 100 R103 100 U10D 74HC08 12 13 11 D19B MAD1108P 15 2 U9D VQ100J 14 13 12 D19C MAD1108P 14 3 R109 100 R111 100K D19D MAD1108P 13 4 U10B 74HC08 4 5 6 D24 D1N4148 R107 100 D19E MAD1108P 12 5 R112 10K...

Page 41: ...SPARE4 SUMFLT IN SUMFLT OUT PULSE OUT PULSE IN SPARE1 SPARE2 SPARE1 SPARE2 FILV IN GRIDV IN SPARE3 SPARE3 SPARE4 THERMAL VSWR THERMALI INTERLOCK INTERLOCK AIRFLOW INTERLOCKI AIRFLOWI AIRFLOW INTERLOC...

Page 42: ...C5 47pF D2 1N5384 150V E8 R2 330 D4 LL4148 R31 330 R12 300 1W D9 LL4148 Q8 APT1003RBFLL R10 300 1W E4 R16 4 7K R1 10 1 2W R19 330 C8 22uF C9 1UF D11 US1M E2 C2 1UF D17 LL4148 R3 10 2W Q7 MMBT3906 C6 1...

Page 43: ...00 1W R4 POT 20K F2 FUSE 0 25A Q4 MTP2P50 2 1 3 4 D34 US1M F1 FUSE 0 25A R5 4 7K 1 2W SM F4 FUSE 0 1A D36 Z15DICT R1 100 1W R10 4 7K 1 2W SM R19 120 1W SM C8 22UF 35V C3 0 1UF 1KV C2 22UF 400V D1 Z200...

Page 44: ...lector load J1 Pin 5 5 5V STBY 0 7V OPRT U2 Pin 8 is Shutdown 5V Run 0V Shutdown R2 10 R6 51K C 1UF R27 1K R28 330 R12 10K R26 330 D12 US1M C12 1UF C15 1UF D16 TL431CLP 2 3 1 D11 US1M C7 0 1UF C13 1UF...

Page 45: ...PF C1 PF1000A 360 AUV IOG PC ENA SG Vo Ro Vo AC L AC N F2 3 15A J2 AC IN 1 NEUTRAL 2 LINE R1 51 2W D1 APT15D60K C1 470UF 450VDC T RTH2 INRUSH LIMITER 1 2 C2 470UF 450VDC T RTH1 INRUSH LIMITER 1 2 J1...

Page 46: ...t Number Rev Date Sheet o f 500552 A Helix Collector Sample Feedback A 1 1 Tuesday February 08 2005 SAMPLE CURRENT SENSE CURRENT SAMPLE R1 10K MG 780 R2 10 11W R7 10 1W C1 250PF 15KV R6 1 8K 1 2W R3 1...

Page 47: ...3 NR 7AMP FILAMENT SUPPLY A 1 1 Thursday March 27 2003 C6 1uF R3 500 D1 MBR1645 V RT1 SG052 D2 1N5353 U1 LT1083 VIN 3 VOUT 2 ADJ 1 C1 2200uF 35V D3 MBR1645 C5 1uF C4 100uF 16V R1 120 1 4W C3 100uF 16V...

Page 48: ...cument Number Rev Date Sheet of Doc RevCode 13V 5AMP PREAMP SUPPLY A 1 1 Thursday February 06 2003 24V C6 1uF R3 500 D2 1N5353 U1 LT1083 VIN 3 VOUT 2 ADJ 1 C1 10uF 35V C5 1uF C4 22uF 35V R1 120 1 4W C...

Page 49: ...0BR 3 1 2 R12 1K Q2 APT60GT60BR 3 1 2 D6 SMB13CA R4 1K D14B R13 1K D22 MA736CT T1 600075 1 10 6 5 7 4 3 8 2 9 D15B D13A APT30D60BHB D8 SMB13CA R6 1K R14 270K 1W D3 MA736CT D13B D1 SMB13CA U1B MIC4423...

Page 50: ...13 1K D6 SMB13CA D21 APT60D60B R4 1K R12 1K T1 600075 1 10 6 5 7 4 3 8 2 9 D22 MA736CT D19 APT60D60B D8 1 5KE13CA D13 APT60D60B R14 270K 1W D22 APT60D60B D3 MA736CT D1 1 5KE13CA U1B MIC4423 4 5 D23 MA...

Page 51: ...ev Date Sheet o f 500584 NR SCHEMATIC PFC 3PH AC RCTF INPUT BD ASSY A 1 1 Tuesday February 08 2005 R1 75K D1 GBPC3506W D2 GBPC3506W J1 CON3 PH A PH B PH C R2 75K R1 75K R2 75K R1 75K J2 CON5 1 2 3 4 5...

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