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Summary of Contents for 6631B

Page 1: ...R S GUIDE Dynamic Measurement DC Source Agilent Model 66332A System DC Power Supply Agilent Model 6631B 6632B 6633B 6634B Agilent Part No 5962 8196 Microfiche Part No 5962 8197 Printed in USA August 2...

Page 2: ...ice Except for products returned to Customer from another country Agilent shall pay for return of products to Customer Warranty services outside the country of initial purchase are included in Agilent...

Page 3: ...THE INSTRUMENT To minimize shock hazard the instrument chassis and cover must be connected to an electrical ground The instrument must be connected to the ac power mains through a grounded power cabl...

Page 4: ...r disconnect the power cord or have a qualified electrician install an external switch In position of a bi stable push control Out position of a bi stable push control Caution risk of electric shock C...

Page 5: ...e essential requirements of the Low Voltage Directive 73 23 EEC and the EMC Directive 89 336 EEC including 93 68 EEC and carries the CE Marking accordingly EMC Information ISM Group 1 Class A Emission...

Page 6: ...ns are identified by a new printing date A revised edition incorporates all new or corrected material since the previous printing date Changes to the manual occurring between revisions are covered by...

Page 7: ...tation 17 Safety Considerations 18 Options and Accessories 18 Description 19 Capabilities 19 Front Panel Controls 19 Remote Programming 19 Output Characteristic 20 INSTALLATION 21 Inspection 21 Damage...

Page 8: ...tion 760 only 46 6 Setting the GPIB Address and RS 232 Parameters 46 7 Saving and Recalling Operating States 47 SPECIFICATIONS 49 Specifications 49 Supplemental Characteristics 49 VERIFICATION AND CAL...

Page 9: ...range They are well suited for testing portable battery powered products Additionally the combination of bench top and system features in these dc sources provide versatile solutions for your design...

Page 10: ...NTRY OUTPUT Local Error Address Save Recall Shift Input Meter OV Voltage OCP Current Cal Output Prot Clear Protect Output on off 7 4 1 0 8 5 2 9 6 3 Clear Entry Back space Enter 1 2 3 5 6 7 8 4 nTurns...

Page 11: ...on keys and knob to change the displayed settings Use the Arrow keys to edit individual digits in the displayed setting Increments the flashing digit Decrements the flashing digit Moves the flashing d...

Page 12: ...y to exit the calibration mode Shift The Shift key has been pressed Rmt The selected Remote programming interface either GPIB or RS 232 is active Press the Local key to return the unit to front panel...

Page 13: ...ent1 VOLT 20 000 Sets the output voltage CURR 2 000 Sets the output current OC Protection status example shows overcurrent tripped RST Places the dc source in the factory default state PON STATE RST S...

Page 14: ...nuous SEQuence 1 bool OPERation EVENt NAME TRANsient bool CONDition MEASure FETCh2 ENABle n ARRay CURRent 1 NTRansition n VOLTage 1 PTRansition n SCALar CURRent DC QUEStionable EVENt ACDC 1 CONDition...

Page 15: ...nector plug is removable mOutput and Remote sense terminal block 3 2 1 5 6 7 4 nFast Normal switch oFuse holder pPower cord connector IEC 320 Use the front panel Address menu to Select the GPIB or RS...

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Page 17: ...k that you want to accomplish Refer to the table of contents or index of each guide for a complete list of the information contained within Getting Started Map Task Where to find information Installin...

Page 18: ...230 Vac nominal 50 60 Hz 020 Front panel output binding posts 760 Isolation and polarity reversal relays not available on Agilent 6631B 1CM Rack mount kit p n 5062 3974 1CP Rack mount kit with handles...

Page 19: ...g and software calibration Front Panel Controls The front panel has both rotary RPG and keypad controls for setting the output voltage and current The panel display provides digital readouts of a numb...

Page 20: ...med to operate in a specific mode After initial turn on the operating mode of the unit will be determined by the voltage setting the current setting and the load resistance In figure 2 1 operating poi...

Page 21: ...ded with your dc source Some of these items are installed in the unit Table 3 1 Items Supplied Item Part Number Description Power Cord contact nearest Agilent Sales and Support Office A power cord app...

Page 22: ...d in computer displays are susceptible to magnetic fields much lower than 5 gauss Check susceptibility before mounting any display near the dc source Bench Operation A fan cools the dc source by drawi...

Page 23: ...anel binding posts are available to connect load wires for bench operation The front panel binding posts are paralleled with the rear panel and connections Before using the front panel binding posts m...

Page 24: ...arate load leads This minimizes mutual coupling effects and takes full advantage of the dc source s low output impedance Each pair of wires should be as short as possible and twisted or bundled to red...

Page 25: ...crews are 6 32 X 3 8 inch Sense Leads The sense leads are part of the dc source s feedback path and must be kept at a low resistance less than several ohms to maintain optimal performance Connect the...

Page 26: ...l as possible use larger diameter load wires to reduce resistance OVP Considerations The dc source s OVP circuit contains a crowbar SCR which effectively shorts the output of the dc source whenever th...

Page 27: ...d current changes Capacitive Loading In Normal mode the dc source will be stable for many load capacitances however large load capacitances may cause ringing in the dc source s transient response If t...

Page 28: ...emote inhibit RI circuit which turns off the dc output The front panel Prot annunciator comes on and the RI bit is set in the Questionable Status Event register To re enable the unit first open the co...

Page 29: ...NOTE Connectors are removable 1 2 3 4 1 2 3 4 1 2 3 4 Figure 3 4 FLT INH Examples B Digital Interface Circuits A Relay Circuits FLT INH NOTE Connectors are removable Digital Input Port 2 Relay Driver...

Page 30: ...GPIB cables available from Agilent Technologies Do not stack more than three connector blocks together on any GPIB connector Make sure all connectors are fully seated and the lock screws are firmly fi...

Page 31: ...pressing either key and These keys let you select the previous or the next parameter for a specific command If the command has a numeric range these keys increment or decrement the existing value In m...

Page 32: ...0006A During selftest all display segments are briefly lit followed by the GPIB Address The display then goes into meter mode with the Dis annunciator on and all others off In Meter mode the V digits...

Page 33: ...inals Shorts the output of the unit 11 Press Output on off 0 0005V 0 5005 A The CC annunciator is on indicating that the unit is in constant current mode The unit is sourcing output current at 10 of t...

Page 34: ...ction checksum failed Error 10 RAM selftest Error 11 to 14 VDAC IDAC selftest 1 to 4 Error 15 OVDAC selftest Error 80 Digital I O selftest error Runtime Error Messages Appendix C lists other error mes...

Page 35: ...he Local key on the front panel to put the unit in local mode Front Panel Description 66XXA Dynamic Measurement DC Source 0 20V 02A CV CC Unr Dis OCP Prot Cal Shift Rmt Addr Err SRQ 240 VDC Max _ LINE...

Page 36: ...age or current as well as menu parameters Press and to select the resolution then adjust the value with the knob m Output Connectors Optional front panel binding posts let you connect loads to the fro...

Page 37: ...tored in non volatile memory Display Command Function ADDRESS value Sets the GPIB Address INTF char Selects an interface GPIB or RS232 BAUDRATE value Selects baud rate 300 600 1200 2400 4800 9600 PARI...

Page 38: ...on that caused the protection circuit to become active must be removed prior to pressing this key or the unit will shut down again and display the Prot annunciator again If FS protection is displayed...

Page 39: ...Measures peak output voltage1 reading V MIN Measures minimum output voltage1 reading V HIGH Measures the high level of a voltage pulse waveform1 reading V LOW Measures the low level of a voltage puls...

Page 40: ...e 0 through 7 RELAY char Set relay state independent of output ON or OFF REL POL char Set relay polarity NORM or REV PROT DLY value Sets the output protection delay in seconds Press this key to displa...

Page 41: ...you increment or decrement a specific digit in the entry field using the and keys or the RPG knob 0 through 9 are used for entering numeric values is the decimal point is the minus sign For example to...

Page 42: ...ess or to select the digit in the numeric field that you wish to change For example move the flashing digit to the ones column to change a value in this column Then press to scroll from 7 000 to 8 000...

Page 43: ...ilt in windowing function reduces errors due to sampling a non integral number of cycles of a waveform for frequencies of 25 Hz or greater Note that the windowing function is less accurate when measur...

Page 44: ...C current detector is selected This provides the best accuracy for waveform measurements Only select the DC current detector if you are making dc current measurements and you require a dc measurement...

Page 45: ...ponse to the inhibit signal RI LIVE RI LATCHING 4 Access the Output menu again and scroll through the menu The DFI command lets you enable the Discrete Fault Indicator Use the key and select ON to ena...

Page 46: ...or reversed REL POL NORM 2 Use the and keys to select either NORM or REV NORMal causes the relay polarity to be the same as the dc source output REVerse causes the relay polarity to be opposite to tha...

Page 47: ...the state saved in location 1 by pressing Recall 1 Enter RCL 1 Select the power on state of the dc source as follows Action Display 1 On the Function keypad press Output and scroll through the Output...

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Page 49: ...mV 3 mV4 1 mV 15 mV 2 mA 0 6 mV 5 mV4 2 mV 25 mV 2 mA Load Regulation5 change in output voltage or current for any load change within ratings Voltage Current 2 mV 2 mA 2 mV 1 mA 4 mV 1 mA 5 mV 1 mA Li...

Page 50: ...0 mA 0 4 2 mA 250 mA 0 4 1 mA 100 mA 0 4 0 5 mA 50 mA Minimum Current in Compatibility Mode 40 mA 20 mA 8 mA 4 mA Programming Accuracy Temperature Coefficient change C Voltage Current OVP 0 01 0 15 mV...

Page 51: ...nterface Capabilities Baud rates Data formats Language 300 600 1200 2400 4800 9600 7 bits even or odd parity 8 bits without parity SCPI or COMPatibility3 GPIB Interface Capabilities Language Interface...

Page 52: ...evel output sink current 1 V 50 mA Low level input current 0 4 V 1 25 mA High level input current 5 V 0 25 mA Low level input voltage 0 8 V max High level input voltage 2 0 V min Isolation to Ground 2...

Page 53: ...this equipment is required for verification and calibration Table B 1 Equipment Required Equipment Characteristics Recommended Model Digital Voltmeter Resolution 10 nV 1 V Readout 8 5 digits Accuracy...

Page 54: ...access the LANG command or use the SYSTem LANGuage command to change the programming language to SCPI The following procedures assume you understand how to operate the dc source from the front panel a...

Page 55: ...tput Output voltage near 0 V Output current near 0 A 3 Record voltage readings at the DMM and on the front panel display in the appropriate table Readings within low voltage limits see table B 3 4 5 o...

Page 56: ...nect an external supply to the output of the unit as shown in figure B 1C using a 400 ohm load resistor Set the DMM to operate in current mode 14 Turn on the dc source access the Input menu and set th...

Page 57: ...ink 22 5 A _____ A Isink 22 5 A High Current Sink measurement Isink 21 6 mA _____mA Isink 21 6 mA Table B 4 Verification Test Record for Agilent 66332A or Agilent 6632B Model Agilent__________________...

Page 58: ...nk measurement Isink 22 5 A _____ A Isink 22 5 A High Current Sink measurement Isink 4 85 mA _____mA Isink 4 85 mA Table B 6 Verification Test Record for Agilent 6634B Model Agilent 6634B Report No __...

Page 59: ...easurement Front Panel Calibration Menu The Entry keypad is used for calibration functions Press this key to access the calibration menu Display Command Function CAL ON value Turns calibration mode on...

Page 60: ...word protection See the Service Manual CAL DENIED OUT OF RANGE Voltage Programming and Measurement Calibration Action Display 5 Connect the DMM dc volts mode directly to the dc source Do not connect t...

Page 61: ...e Entry keypad to enter the second current value CAL DATA 0 00 Negative Current Programming Calibration Action Display 19 Connect only an external supply directly to the dc source Connect the terminal...

Page 62: ...u want to permanently store the new constants omit this step The dc source calibration will then remain unchanged Action Display 29 Press Shift Cal scroll to CAL SAVE and press Enter CAL SAVE 30 Press...

Page 63: ...to operate without requiring any password change the password to 0 zero NOTE If you want the calibration function to operate without requiring any password change the password to 0 zero Calibration Ov...

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Page 65: ...em in bit 2 3 4 or 5 as described in the following table Table C 1 Error Numbers Error Number Error String Description Explanation Examples Command Errors 100 through 199 sets Standard Event Status Re...

Page 66: ...ge for this device 223 Too much data out of memory block string or expression too long 224 Illegal parameter value device specific 225 Out of memory 270 Macro error 272 Macro execution error 273 Illeg...

Page 67: ...it 3 213 Ingrd receiver buffer overrun 216 RS 232 receiver framing error 217 RS 232 receiver parity error 218 RS 232 receiver overrun error 220 Front panel uart overrun 221 Front panel uart framing 22...

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Page 69: ...secure the cover use a 2 Pozi drive Slightly spread the bottom of the cover and pull it back to remove it from the unit Configure the Power Transformer Locate the ac input wiring harness on the left s...

Page 70: ...n on the unit List of Fuses F500 2110 0055 1 Fuse F4A 250V for 100 120 Vac input F500 2110 0002 1 Fuse F2A 250V for 220 230 Vac input F300 2110 0712 1 Fuse sub min M4A 125V F301 2110 0712 1 Fuse sub m...

Page 71: ...42 checkout procedure 32 cleaning 21 clear protection 43 controller connections 30 controls and indicators 19 conversion ac line 69 crowbar circuit 26 current measurement range 43 CV mode 20 42 D dama...

Page 72: ...g features 19 option 760 46 options 18 OT 43 output characteristic 20 connections 23 connector 21 control keys 40 current setting 42 enable 42 rating 20 voltage setting 42 output relay 46 OV 43 OVLD 3...

Page 73: ...0 system errors 65 system keys 37 Address 37 Error 37 Interface 37 Local 37 RCL 37 Save 37 Shift 37 T turn on checkout 31 55 V verification current measurement accuracy 55 current programming 55 equip...

Page 74: ...67 4245 fax 305 267 4286 Canada Agilent Technologies Canada Inc 5150 Spectrum Way Mississauga Ontario L4W 5G1 tel 1 877 894 4414 Australia New Zealand Agilent Technologies Australia Pty Ltd 347 Burwoo...

Page 75: ...been changed to GPIB A note about magnetic fields has been added to page 22 On page 49 the model reference for note 2 has been corrected 2 21 01 A note has been added to Table A 1 for the Programming...

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