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AR 10052381, Руководство по эксплуатации и обслуживанию

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Model 125W1000A 

Rev A 

29 

3.4  CONTROL SYSTEM 

3.4.1 

A7 Control/Fault Board (Schematic 10025460) 

The A14 Control/Fault board consists of two 16-bit microcontrollers and about nine other ICs that monitor and 

indicate the status of the amplifier.  Power is supplied using only a single 5-volt power supply.  The board offers 

the following: 

Feature 

Quantity 

Open drain outputs 

2 

Digital outputs 

12 

Digital inputs (5-volt tolerant) 

24 

Analog outputs 

2 

Mixed signal inputs 

4 

2-channel encoder input 

1 

Inputs for a keypad 

8 

Display connectors 

2 

Serial communication jacks 

2 

 

3.4.2 

A8 Interface Board 

 

 

 

 

 

Содержание 10052381

Страница 1: ...Operating and Service Manual 125W1000A Model 10052381 Part Number Serial Number 160 Schoolhouse Road Souderton PA 18964 215 723 8181 Fax 866 859 0582 www arworld us ...

Страница 2: ......

Страница 3: ...or Measurement Control and Laboratory Use Part 1 General Requirements CAN CSA C22 2 61010 1 Issued 2012 05 11 Ed 3 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements HAZARDOUS SUBSTANCES RoHS DIRECTIVE 2011 65 EU of the European Parliament and of the Council of 8 June 2011 on the restriction of the use of certain hazardous substances...

Страница 4: ......

Страница 5: ...en Minimalwerte der Schirmdämpfung und Filterung in den unterschiedlichen Leistungsklassen empfohlen Hochfrequenzleistung min Schirmdämpfung 100 Watt 50 dB 101 1000 Watt 60 dB 1001 10 000 Watt 70 dB Falls andere elektrische oder elektronische Geräte gleichzeitig mit dem Gerät betrieben werden kann es zu Beeinflussungen kommen Da das Gerät zur Erzeugung von Hochfrequenzenergie dient ist es daher au...

Страница 6: ......

Страница 7: ... clearance on all vented sides of the equipment to permit the airflow required for proper ventilation Do not restrict airflow into the equipment by blocking any vents or air intakes Restricting airflow can result in damage to the equipment intermittent shut downs or safety hazards Keep equipment away from extremely hot or cold temperatures to ensure that it is used within the specified operating r...

Страница 8: ...na assembly may be heavy requiring two persons to lift Use caution when installing or removing unit Follow all equipment setup and lifting instructions specified in this document Ensure connectors are appropriate for intended operation Connectors are specified in the user manual and product specification sheet Do not exceed the maximum RF input level stated in the specifications Refer to the user ...

Страница 9: ...von 10 2 cm 4 in auf allen belüfteten Seiten des Geräts ein um eine ausreichende Luftzirkulation zu gewährleisten Beinträchtigen Sie den Luftstrom des Geräts nicht indem Sie Lüftungsöffnungen oder den Lufteinlass blockieren Wird der Luftstrom eingeschränkt kann dies zu Schäden am Gerät periodischen Abschaltungen und anderen Gefahren führen Halten Sie das Gerät von extrem heißen oder kalten Tempera...

Страница 10: ...n in diesem Dokument angegebenen Anweisungen zur Anbringung Stellen Sie sicher dass alle Anschlüsse für den beabsichtigten Betrieb geeignet sind Informationen zu den Anschlüssen erhalten Sie im Benutzerhandbuch und im Produktspezifikationsblatt Überschreiten Sie nicht den in Spezifikationen angegebenen maximalen HF Eingangspegel Informationen zum geeigneten HF Pegel erhalten Sie im Benutzerhandbuc...

Страница 11: ...imitez pas le flux d air allant dans l équipement en bloquant tout évent ou entrée d air La restriction du flux d air peut endommager l équipement causer des coupures intermittentes ou des dangers pour la sécurité Tenez l équipement à l écart de températures extrêmement chaudes ou froides pour veiller à ce qu il soit utilisé dans la plage de fonctionnement indiquée Lorsque vous installez des acces...

Страница 12: ...z prudent lorsque vous installez ou retirez l unité Respectez toutes les instructions concernant l installation et le levage de l équipement indiquées dans ce document Assurez vous que les connecteurs sont appropriés pour l utilisation prévue Les connecteurs sont indiqués dans le manuel d utilisation et la fiche signalétique du produit Ne dépassez pas le niveau d entrée RF maximal indiqué dans les...

Страница 13: ...g is voor goede ventilatie mogelijk te maken Belemmer de luchtstroom in het apparaat niet door ventilatieopeningen of luchtinlaten te blokkeren Het belemmeren van de luchtstroom kan leiden tot schade aan het apparaat onregelmatige uitvallen of veiligheidsrisico s Houd het apparaat uit de buurt van extreem hoge of lage temperaturen om ervoor te zorgen dat het apparaat binnen het gespecificeerde wer...

Страница 14: ...instellen en optillen van de apparatuur die in dit document worden vermeld Zorg ervoor dat de connectoren geschikt zijn voor de beoogde werking De connectoren worden gespecificeerd in de gebruikershandleiding en in het productspecificatieblad Overschrijd het maximale RF ingangsniveau niet dat in de specificaties is vermeld Raadpleeg de gebruikershandleiding en het productspecificatieblad om de toe...

Страница 15: ...creen 11 2 4 9 Fault Screen 12 2 5 Control States 12 2 5 1 Power Off RF Off 13 2 5 2 Power On RF Off 13 2 5 3 Power On RF On 13 2 6 Control Lines 14 2 6 1 Switch Breakout Board A7A3 14 2 7 Fault Definition 16 2 8 No Fault Control Actions Utilized on Amplifiers 1000 Watts and Above 17 2 9 Remote Control Interfaces 18 2 9 1 GPIB IEEE 488 Communications 18 2 9 2 RS 232 Communications 18 2 9 3 Fiber O...

Страница 16: ...nce Information 31 4 2 Disassembly Procedure 31 4 3 Troubleshooting 32 4 3 1 General Reading Faults 33 4 3 2 The Unit Cannot Be Operated Remotely 33 4 3 3 Thermal Fault Diagram No 10052988 33 4 3 4 Interlock Fault Diagram No 10052988 33 4 3 5 Amplifier Faults Diagram 10052988 34 4 3 6 Low or No Power Output DC Tests Diagram 10052988 34 4 3 7 Low or No Power Output RF Test Diagram 10052988 35 4 4 S...

Страница 17: ...d automatically PS1 is a single output supply 5V and 15V is fed to the A6 Regulator Assembly 24VDC is for operating the cooling fans B1 B3 Primary AC circuit protection is provided by the AC fuses in the Power Entry Module FL1 PS2 is a single output supply The main 27 0 volts DC supplies voltage to the Drain FETs in the A1 Preamp and A2 Final Amplifiers PS3 is a multiple output supply 5V is suppli...

Страница 18: ...the rear of the unit 1 4 2 Power The Model 125W1000A is designed to operate using AC primary power of 100 240 Volts Alternating Current VAC 50 60 Hz single phase 600 watts maximum CAUTION Dangerous voltages are present in the Model 125W1000A whenever the unit is plugged into an AC outlet Always disconnect the unit from the main power line when servicing it ...

Страница 19: ...overdrive beyond 0 dBm is provided as well as protection from various failure conditions including over temperature and power supply faults A front panel display indicates the operational status and fault conditions All amplifier control functions and status indications are available remotely using GPIB IEEE 488 RS 232 fiber optic serial USB or Ethernet Interface connectors are located on the back...

Страница 20: ...MHz Gain Small Signal 55 57 59 dB Gain Reduction Adjustment when below compression 20 22 25 dB Flatness G 1 5 2 0 dB Input Impedance Z in 50 Ohm 1 5 1 2 0 1 VSWR Output Impedance Z out 50 Ohm 3rd Order Intercept IP3 58 dBm Noise Figure NF 6 8 dB Harmonic Distortion 100 W H2 H3 30 20 dBc Spurious 73 dBc Power Consumption PD 600 W Absolute Maximum Rating Exceeding any of the limits here may result i...

Страница 21: ...r self contained fans Side inlets rear outlet Δt 7 C typical Acoustical Noise Measured 1 meter from the front 56 typical dBA Regulatory Compliance Type Standard EMC EN 61326 1 Safety UL 61010 1 CAN CSA C22 2 61010 1 CENELEC EN 61010 1 RoHS Directive 2011 65 EU Export EAR99 Connector interfaces Function Type RF input N female 50 Ω RF output N female 50 Ω IEEE 488 24 pin female RS 232 9 pin subminia...

Страница 22: ...el 125W1000A 125 W 80 1000 MHz ARRF MicrowaveInstrumentation 160SchoolhouseRd Souderton PA18964 215 723 8181 info arworld us www arworld us ISO9001 2015Certified ISO17025 2017Accredited 4 Envelope Drawing ...

Страница 23: ...000 MHz ARRF MicrowaveInstrumentation 160SchoolhouseRd Souderton PA18964 215 723 8181 info arworld us www arworld us ISO9001 2015Certified ISO17025 2017Accredited 5 TYPICAL PSAT POWER 0 dBm INPUT TYPICAL POWER P3 dB COMPRESSION ...

Страница 24: ... MHz ARRF MicrowaveInstrumentation 160SchoolhouseRd Souderton PA18964 215 723 8181 info arworld us www arworld us ISO9001 2015Certified ISO17025 2017Accredited 6 TYPICAL POWER P1dB COMPRESSION TYPICAL SMALL SIGNAL GAIN 20 dBm INPUT ...

Страница 25: ...0 MHz ARRF MicrowaveInstrumentation 160SchoolhouseRd Souderton PA18964 215 723 8181 info arworld us www arworld us ISO9001 2015Certified ISO17025 2017Accredited 7 TYPICAL 2ND HARMONIC 100 W OUTPUT TYPICAL 3RD HARMONIC 100 W OUTPUT ...

Страница 26: ...or an applications engineer call 800 933 8181 Direct to Service call 215 723 0275 or email service arworld us For Faxing Orders 866 859 0582 Orders Only Please info arworld us Approved for public release by AR RF Microwave Instrumentation ISO 9001 2015 Certified ISO 17025 2017 accredited Revision 072122 8 TYPICAL INPUT VSWR TYPICAL NOISE FIGURE ...

Страница 27: ...amplifier in the operate mode without a load connected to the output connector is not recommended It has also been designed to withstand without damage RF input power levels up to twenty 20 times its rated input of 1mW However signal levels higher than 20mW or transients with high peak voltages can damage the amplifier Also accidental connection of the Model 125W1000A output to its input either th...

Страница 28: ... the front panel can allow control from the Local Controls or Remote Communications Ports 2 3 1 Local Controls The control panel located on the front of the amplifier allows for local control and status monitoring using the controls listed below 2 3 1 1 Local Remote Toggle Switch The Local Remote toggle switch provides protection from unauthorized use or unexpected remote control of the amplifier ...

Страница 29: ...registered a thin black box appears around the valid touch location and an optional audible beep will occur 2 3 1 5 Remote Communications Ports The Remote option allows for control of the amplifier using GPIB USB Ethernet Fiber Optic serial or RS 232 Serial ports located on the rear of the amplifier 2 3 1 6 Interlocks The 3U MPC has one interlock circuit that is wired to the rear panel Safety Inte...

Страница 30: ...and operating conditions 2 4 2 Main Menu Screen The Main Menu screen is only available when the Local Remote switch is in the LOCAL position At the top of the screen is the RF Gain value in the form of a blue bar graph and associated blue numeric value The RF state is shown in bold lettering which can be either Off or On The menu options available from the main menu are User and RF On Off Pressing...

Страница 31: ...ns for all the fiber optically connected instances of these assemblies At the bottom of the screen the RF On and Power On Operating Hours are displayed A menu option is provided for accessing the settings for the remote I O ports found on the rear of the unit 2 4 4 I O Screen The I O screen is used to present the user with menu options pertaining to the remote I O ports found on the rear of the un...

Страница 32: ... if power is lost prior to hitting the back button any address selection changes will be lost 2 4 6 RS 232 Fiber Optic Serial Baud Rate Screen The RS 232 Fiber Optic Serial Baud Rate screen is used to select the baud rate used by both the RS 232 serial port and the Fiber Optic serial port To get here from the Main Menu touch the User menu button followed by the I O menu button and finally the Seri...

Страница 33: ... This setting is only stored in volatile memory and will be lost when power to the unit is cycled The default value for this setting is On 2 4 8 Remote Screen When the Local Remote switch is set to the REMOTE position the Remote screen appears This screen has all the same information as the Main Menu screen except that the User and RF ON OFF buttons are not present ...

Страница 34: ...ONTROL STATES This section defines the various control software states required for this amplifier An example of typical control states is shown below In the subsections below define any special responsibilities of the control system One example would be to state that when transitioning from the RF ON state to the POWER OFF state care must be taken to remove the bias voltage from the power modules...

Страница 35: ...emote command for Power On has been sent 2 5 2 2 State Change Requirements Allow 2 seconds of delay before checking sending an FSTA or STATE remote query 2 5 2 3 System Monitoring Requirements The controls will actively monitor the thermal faults Interlocks and the driver power supply status 2 5 3 Power On RF On 2 5 3 1 Description Amplifier RF output has been enabled 2 5 3 2 State Change Requirem...

Страница 36: ...section 2 8 2 6 1 Switch Breakout Board A7A3 2 6 1 1 Connector J9 Notes Indicate a range representing a NO ACTION STATE i e 1 2 Vdc 2 3 Vdc Once activated inputs are checked for all following control states Guaranteed operation between 0 0 Vdc and 3 3Vdc damage occurs outside this range Control Line Input Control States Defined in section 4 Fault Yes General Description Add fault description in se...

Страница 37: ...ded G Control Lines Select Function input or output Control States Defined in section 4 Fault Yes General Description Add fault description in Sec 6 Add non fault description in section 7 TT L In TTL Out OD Out Pwr OFF RF OFF Pwr ON RF OFF Pwr ON RF ON J5 1 J5 2 F G G PS2 On Off J5 3 J5 4 J5 5 G G F PS1 Enable J5 6 L L H A1 Inhibit J5 7 J5 8 J5 9 H Amp Fault A2 1 J5 10 H Amp Fault A2 1 J5 11 J5 12...

Страница 38: ...s the RF output of the driver stages will be attenuated A check mark in the Drop to RF OFF column indicates the control state will be changed to Power ON RF OFF A Control Line Fault Details RF Inhibit Yes Drop to RF OFF Yes Hex Dec Fault Text 15 Characters Description 00 0 No Fault A7A3 J5 30 0x0001 1 Interlock Interlock Internal 0x0019 25 485 Error RS 485 Comm Bus Error Internal 0x001e 30 System ...

Страница 39: ...the fault or use the text Internal for an internally generated fault from the control system i e Internal 485 bus error See the Control Lines section for details about each control line referenced A check mark in the RF Inhibit column indicates the RF output of the driver stages will be attenuated A check mark in the Drop to RF OFF column indicates the control state will be changed to Power ON RF ...

Страница 40: ...l system time to process the command 2 9 1 GPIB IEEE 488 Communications For GPIB operation the device address is set using the front panel touch screen For more information about setting the GPIB address see the GPIB Address Screen section Ensure that each device connected to the GPIB is set to a unique address When sending commands via the GPIB interface terminate commands with an EOI and a Line ...

Страница 41: ... consult the Avago HFBR series datasheet found at www avagotech com The recommended specifications for the fiber optic cable are as follows Type Glass Multi mode Yes Core Size 50um minimum to 200um recommended Connector Type ST This port can be used in conjunction with a serial to fiber optic or USB to fiber optic interface such as an AR IF7001 USB to Fiber Optic interface NOTE The IF7001 device u...

Страница 42: ...act your network administrator for more information about how IP addresses are assigned and maintained If the connected network does not have DHCP enabled then the device can be assigned an IP address using a utility called DeviceInstaller downloaded from www Lantronix com For assistance using this utility please consult the embedded help file installed with the DeviceInstaller utility Once instal...

Страница 43: ...FF Query No see the Amplifier State Query command Example To enable the RF Output send the following command RF ON LF Default Value OFF 2 10 3 RF Gain Adjust This command sets the RF Gain of the amplifier in percent Syntax LEVEL GAIN gain value gain value Specifies the RF gain in from 0 minimum to 100 maximum Query No see the Machine State query command Example To set the RF Gain to maximum send t...

Страница 44: ...mware of the I O board send the following command IOB LF Response INTERFACE_BOARD_SW_REV3 20 LF 2 10 7 Amplifier State Query This command queries the state of the amplifier Query STATE Response Format STATE space char1 char2 char3 char4 LF char1 char4 ASCII character 0 to 9 or A to F representing a hexadecimal character Example To query the state of the amplifier send the following command STATE L...

Страница 45: ...lt char 3 0 Not Used 1 Not Used 2 Not Used 3 Not Used char 4 0 Not Used This bit will always be ON 1 Not Used 2 Not Used 3 Not Used 2 10 7 1 Hex Character to Binary Bits conversion table Below is a table that can be used as a reference when deciphering the response from the STATE query The binary bits of each of the four ASCII characters from the response can be located here Hex character to Binar...

Страница 46: ...le To query the Power On operating hours send the following command OHP LF Response OHP space space space 428 LF The system has spent 428 Hours in a Power On state 2 10 10 Faults Query This command queries information about a currently active fault Query FSTA Response Format FSTA space status LF status A hexadecimal number 0000 to FFFF padded with zeros to always be 4 characters wide Example To qu...

Страница 47: ...Model 125W1000A Rev A 25 ...

Страница 48: ...BB assembly Example To query the piggyback SBB firmware revision send the following command SBB LF Response SBB_SW_REV2 70 LF Firmware is v2 70 2 10 13 System Serial Number Query This command queries the serial number of the system Query SN Response Format number LF number The serial number of the amplifier 6 to 8 characters Example To query the serial number send the following command SN LF Respo...

Страница 49: ...mbly 3 2 1 1 A1 Pre Amplifier PWB Assembly Schematic 10033907 The Pre Amplifier PWB Assembly consists of a stage of gain U1 a variable attenuator U2 a resistive splitter R3 R5 R4 another stage of gain U3 an RF power detector U9 and control circuitry The overall gain of the pre amplifier assembly is approximately 17 dB at minimum attenuation The power detector U9 is used to sense the input RF power...

Страница 50: ...h 1 k ohm series resistance low to generate a fault signal A FET drain current fault may result from operating the amplifier beyond the prescribed load drive or modulation conditions or as the result of compromised module components If certain conditions generate a predictable fault those operating conditions should be reviewed to verify they do not violate the safe operating parameters of the amp...

Страница 51: ... monitor and indicate the status of the amplifier Power is supplied using only a single 5 volt power supply The board offers the following Feature Quantity Open drain outputs 2 Digital outputs 12 Digital inputs 5 volt tolerant 24 Analog outputs 2 Mixed signal inputs 4 2 channel encoder input 1 Inputs for a keypad 8 Display connectors 2 Serial communication jacks 2 3 4 2 A8 Interface Board ...

Страница 52: ...Model 125W1000A 30 Rev A ...

Страница 53: ... the amplifier s alignment it is recommended that when failure is caused by breakdown of any of the components in the signal circuits the amplifier be returned to the factory for part replacement and amplifier realignment Shipping instructions are as follows To return an item contact AR Customer Service for an RMA number and shipping instructions Returns from outside the United States are not perm...

Страница 54: ...d at Electrostatic Discharge ESD approved workstations by individuals who are familiar with the handling of microwave GaN HEMTs and other ESD sensitive devices Troubleshooting the Model 125W1000A in a logical manner can speed the solution to a problem The settings of potentiometers pots capacitors caps or other variables should not be disturbed until other problems have been eliminated Comparing t...

Страница 55: ...gure 2 3 herein Check to see that these switches are properly set for either RS 232 or IEEE 488 operation as desired See Section 2 of this manual for the proper ADDRESS settings 4 3 3 Thermal Fault Diagram No 10052988 During a Thermal Fault the front panel display should read THERMAL FAULT 1 Try to reset the unit if the unit resets and operates normally check to see that the cooling fans B1 B3 is ...

Страница 56: ...ront panel display reads Power On and the cooling fans B1 B2 and B3 are operating 1 Check the position of the RF Gain control is it set to maximum gain 2 Check the RF input to the unit is it the correct amplitude and frequency 3 Check the RF output connection from the unit is it correctly connected to the load Is the coaxial cable okay 4 Check the following voltages on the Power Supply If any of t...

Страница 57: ...specified in the following sections 1 The Model 125W1000A s typical gain response at 20 dBm input and 0 dBm input is shown in Figure 4 1 and Figure 4 2 The actual gain may vary considerably from that shown in these Figures but should be 55dB at 20dBm input and 51dB 125 Watts at 0dBm input Figure 4 1 Typical Response at 20 dBm Input Figure 4 2 Typical Response at 0 dBm Input ...

Страница 58: ... PARTS LIST Item Description 10053176 Assembly 2 watt High Gain Amp W Series 10051104 Dual 200 watt W Module Assembly 10052148 Power Supply 24V 12 5A 300W 10044202 Power Supply 24V 67A 1600W 10052149 Power Supply 5V 14A 15V 4 5A 15V 1A ...

Страница 59: ... cover If the security label is removed and or cut the warranty of the module will be voided Vacuum tubes in the L series amplifiers traveling wave tubes in TWT amplifiers and power heads will be free from defects in material and workmanship for a period of one 1 year Contact AR RF Microwave Instrumentation for warranty information regarding items not listed Seller s sole responsibility in fulfill...

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