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Agilent Technologies 4349B, Manual

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Agilent Technologies 4349B Manual Download Page 68

4349B

Front

P

anel

Figure

3-1.

Front

P

anel

Note

In

this

manual,

the

blue

shift

key

is

expressed

as

,

the

top

of

the

key

is

not

labelled

with

\blue".

Display

The

display

has

two

functions|the

character

display

and

annunciator

display

.

The

character

display

displays

the

measurement

result,

setting

data,

and

instrument

messages

.

The

4349B

has

three

measurement

display

modes

.

F

or

details

on

the

display

modes

,

refer

to

\Display

Mode

Key

".

The

annunciator

(

9

)

points

to

the

current

setting

of

the

4349B .

The

annunciators

are

,

Meas

Time

(Measurement

Time)

indicates

measurement

time|10

ms

,

30

ms,

100

ms,

or

400

ms.

Trigger

indicates

the

trigger

mode|Internal,

Manual

or

External.

Hold

Range

shows

the

measurement

range

mode|Hold

(when

the

annunciator

is

displayed)

or

A

uto

(when

the

annunciator

is

not

displayed).

Comprtr

On

(Comparator

On)

indicates

the

comparator

function

is

ON.

Cont

Chk

(Contact

Check)

indicates

the

contact

check

function

is

ON.

T

alk

Only

(T

alk

Only)

indicates

the

4349B

is

in

the

T

alk

Only

mode

.

Rmt

(Remote)

indicates

the

4349B

is

in

the

GPIB

remote

mode

.

K

ey

Lock

indicates

the

4349B's

front

panel

key

is

disabled.

Shift

indicates

the

secondary

key

functions

(printed

above

the

keys

in

blue

characters)

are

the

active

functions

.

3-2

Function

Reference

Summary of Contents for 4349B

Page 1: ......

Page 2: ......

Page 3: ...instrument If you continue to operate without repairing the instrument there is a potential fire or shock hazard for the operator n Instrument operates abnormally n Instrument emits abnormal noise smell smoke or a spark like light during the operation n Instrument generates high temperature or electrical shock during operation n Power cable plug or receptacle on instrument is damaged n Foreign sub...

Page 4: ......

Page 5: ...he safety interlock function to the measurement system so that the operator can not touch the parts where dangerous voltage may appear If not possible warn the operators and the workers around the measurement system not to touch the parts n Use the parts with the safety function to prevent an electrical shock caused by the insulation breakdown even if dangerous voltage does not appear on the parts...

Page 6: ......

Page 7: ...ed 3 If the setting is not matched to the ac line frequency press to toggle the setting between 50 Hz and 60 Hz 4 Press two times to exit this menu The power line frequency setting is stored and is not changed after reset or power o Once you set it you do not need to set the line frequency as long as the same power line frequency is being used ...

Page 8: ......

Page 9: ...ERS This manual applies directly to instruments with serial number pre x JP1KD or rmware revision 1 04 or greater For additional important information about serial numbers read Serial Number in Appendix A Agilent Part No 04349 90050 Printed in Japan March 2003 Seventh Edition ...

Page 10: ...y copyright All rights are reserved No part of this document may be photocopied reproduced or translated to another language without the prior written consent of the Agilent Technologies Agilent Technologies Japan Ltd Component Test PGU Kobe 1 3 2 Murotani Nishi ku Kobe shi Hyogo 651 2241 Japan c 1996 1998 2000 2001 2003 Agilent Technologies Japan Ltd ...

Page 11: ... Second Edition part number 04349 90020 June 1998 Third Edition part number 04349 90030 August 1998 Fourth Edition part number 04349 90040 March 2000 Fifth Edition part number 04349 90040 January 2001 Sixth Edition part number 04349 90040 March 2003 Seventh Edition part number 04349 90050 iii ...

Page 12: ...Explosive Atmosphere Do not operate the instrument in the presence of ammable gasses or fumes Operation of any electrical instrument in such an environment constitutes a de nite safety hazard Keep Away From Live Circuits Operating personnel must not remove instrument covers Component replacement and internal adjustments must be made by quali ed maintenance personnel Do not replace components with ...

Page 13: ...ecede potentially dangerous procedures throughout this manual Instructions contained in the warnings must be followed Warning Dangerous voltages capable of causing death are present in this instrument Use extreme caution when handling testing and adjusting this instrument v ...

Page 14: ...ervice facility designated by Agilent Technologies Buyer shall prepay shipping charges to Agilent Technologies and Agilent Technologies shall pay shipping charges to return the product to Buyer However Buyer shall pay all shipping charges duties and taxes for products returned to Agilent Technologies from another country Agilent Technologies warrants that its software and rmware designated by Agil...

Page 15: ...ial incidental or consequential damages whether based on contract tort or any other legal theory Assistance Product maintenance agreements and other customer assistance agreements are available for Agilent Technologies products For any assistance contact your nearest Agilent Technologies Sales and Service O ce Addresses are provided at the back of this manual vii ...

Page 16: ... sign denotes a hazard It calls attention to a procedure practice condition or the like which if not correctly performed or adhered to could result in injury or death to personnel This Caution sign denotes a hazard It calls attention to a procedure practice condition or the like which if not correctly performed or adhered to could result in damage to or destruction of part or all of the product No...

Page 17: ...tellerbescheinigung GERX SCHEMISSION LpA 70 dB am Arbeitsplatz normaler Betrieb nach DIN 45635 T 19 Manufacturer s Declaration ACOUSTIC NOISE EMISSION LpA 70 dB operator position normal operation per ISO 7779 ix ...

Page 18: ...apter 4 Remote Operation Shows how to remotely operate the 4349B Refer to this chapter when you wish to learn about the procedures for remotely operating the 4349B via the GPIB Chapter 5 GPIB Reference Contains complete information on remotely operating the 4349B via the GPIB Refer to this chapter when you wish to learn about the GPIB commands status reporting mechanism trigger system and data tra...

Page 19: ...ix B Handler Interface Installation Contains information which is required for using the handler interface Before using the handler interface read this appendix and set the handler interface input output signal Appendix C Overload No Contact Operations The summary of operations when the 4349B detects OVLD Overload or N C No Contact xi ...

Page 20: ......

Page 21: ...s 1 13 Toggle Keys 1 13 Selection Keys 1 13 Value Setup Keys 1 14 Numeric Keys 1 14 Maximum and Minimum Keys 1 15 Left Down and Right Up Arrow Keys 1 15 Back Space Key 1 15 If you have any problems 1 16 2 Operating the 4349B Introduction 2 1 External Voltage Source 2 2 Test Leads 2 2 Speci cations 2 2 Installation 2 3 Measurement Con guration 2 5 To Reset the 4349B 2 5 To Perform the OPEN Correcti...

Page 22: ...est the 4349B 2 16 Performing a Self Test 2 16 Testing the Front Panel Keys Functionality 2 16 If Your 4349B Has a Problem 2 17 If the Display is Blank and the 4349B Appears Dead 2 17 If an Error Message is Displayed 2 17 If the 4349B does not Accept Any Key Input 2 17 If the Resistance Value Is Always 0 2 17 3 Function Reference Introduction 3 1 Front Panel 3 2 Display 3 2 LINE Switch 3 3 Chassis...

Page 23: ...eceptacle 3 13 Power Cord 3 13 Handler Interface 3 14 Speci cations 3 14 GPIB Interface 3 18 Theory of Operation 3 19 Overall Measurement Theory 3 19 Overall Block Diagram 3 20 Contact check feature 3 21 4 Remote Operation Introduction 4 1 Getting Started 4 2 Input Output Statements 4 2 Reading the GPIB Address 4 2 Sending a Remote Command 4 2 Returning to Local Mode 4 3 Query Commands 4 3 Getting...

Page 24: ...1 GPIB Commands 5 1 Common Commands 5 1 Subsystem Commands 5 1 Subsystem Command Tree 5 4 Program Message Syntax 5 5 Case 5 5 Program Message Terminator 5 5 Subsystem Command Syntax 5 5 Common Command Syntax 5 5 Parameters 5 5 Parameter Types 5 6 Su x 5 7 Multiple Messages 5 7 Query and Response Message Syntax 5 7 Command Reference 5 8 Notations 5 8 ABORt Command 5 9 ABORt 5 9 CALCulate Subsystem ...

Page 25: ...NSe CONTact LIMitf1j2j3j4g 5 21 SENSe CONTact OFFSetf1j2j3j4g numeric value 5 22 SENSe CONTact VERify f ON j OFF j 1 j 0 g 5 22 SENSe CURRent APERture numeric value MSjS 5 22 SENSe CURRent RANGef1j2j3j4g AUTO f ON j OFF j 1 j 0 g 5 23 SENSe CURRent RANGef1j2j3j4g UPPer numeric value PAjNAjUAjMAjA 5 23 SENSe FUNCtion sensor function 5 23 SOURce Subsystem 5 24 SOURce VOLTagef1j2j3j4g LEVel IMMediate...

Page 26: ...stionable Status Register 5 37 Trigger System 5 38 4349B Trigger System Con guration 5 38 Idle State 5 38 Initiate State 5 39 Event Detection State 5 39 Sequence Operation State 5 39 Data Transfer Format 5 40 ASCii 5 40 REAL 5 41 6 Application Measurement Introduction 6 1 High Throughput Measurement 6 2 Multi Test Voltages Measurement 6 5 Note on Measuring Insulation Resistance of Capacitors 6 8 T...

Page 27: ...15 Consumption Memory Duration 8 15 Contact Check E ective Range 8 16 9 Maintenance Introduction 9 1 Test Equipment 9 1 Performance Tests 9 2 Introduction 9 2 Test Equipment 9 2 Calculation Sheet 9 2 Performance Test Record 9 2 Calibration Cycle 9 2 Ammeter O set Voltage and Input Resistance Test 9 3 Speci cations 9 3 Test Equipment 9 3 Procedure 9 3 Ammeter O set Voltage Test 9 3 Ammeter Input Re...

Page 28: ... 19 Ammeter O set Voltage and Input Resistance Test Channel 3 9 20 Current Measurement Accuracy Test Channel 3 9 20 Resistance Measurement Accuracy Test Channel 3 9 20 Ammeter O set Voltage and Input Resistance Test Channel 4 9 21 Current Measurement Accuracy Test Channel 4 9 21 Resistance Measurement Accuracy Test Channel 4 9 21 Functional Test 9 22 Introduction 9 22 Test Equipment 9 22 Handler I...

Page 29: ...C Overload No Contact Operations Messages Instrument Errors Messages 2 GPIB Errors Messages 3 Index Contents 9 ...

Page 30: ...m 6 4 6 3 Multi Test Voltage Measurement System 6 5 6 4 Multi Test Voltage Measurement Sample Program 6 7 6 5 Additional Error Due to Voltage Source Noise 6 10 6 6 10 Additional Error 6 11 6 7 Precharge Time 6 12 6 8 Wait Time 6 13 8 1 Resistance to Current Conversion Diagram 8 3 8 2 Current Measurement Additional Error Measurement Time 10 msec 8 9 8 3 Current Measurement Additional Error Measurem...

Page 31: ...er Supply 9 10 9 9 Resistance Measurement Accuracy Test Setup Using DC Voltage Calibrator 9 10 9 10 Handler Interface Functional Test Setup 9 23 9 11 Handler interface Output Order 9 24 9 12 Contact Check Functional Test Setup 9 25 A 1 Serial Number Plate A 2 B 1 Handler Interface Comparison Output Signals Diagram B 2 B 2 Handler Interface Control Output Signals Diagram B 3 B 3 Handler Interface I...

Page 32: ...ent Accuracy 8 4 8 2 Measurable Current Range and Measurable Capacitance Range 8 8 9 1 Required Equipment 9 1 9 2 Substitute Equipment for Reference Voltage 9 1 9 3 Current Measurement Accuracy Test Settings 9 8 9 4 Resistance Measurement Accuracy Test Settings 9 11 A 1 Manual Changes by Serial Number A 1 A 2 Manual Changes by ROM Version A 1 A 3 OVLD N C Operations Meas parameter R A 4 A 4 OVLD N...

Page 33: ...ower Cable Preparation for Use Using the Front Panel Keys Caution Do not apply a dc voltage exceeding 6 50 V or 6 50 mA to the INPUT terminals or the 4349B s input circuits will be destroyed Connect a current limitting resistor to avoid the over current when a shorted device is connected Refer to Installation in Chapter 2 for details 4349B 4 Channel High Resistance Meter 4349B 4 Channel High Resis...

Page 34: ...the test throughput on capacitor production lines When insulation resistance testing for capacitor manufacturers capacitor charge time is a key factor in slowing down measurement speed The 4349B s front end has a 1 k input resistance to reduce the capacitor s charge time and thus increases test throughput The contact check function veri es that the signal path between the handler and the DUTs is o...

Page 35: ...4349B Accessories Available 16117E Low Noise Test Leads 1 m with connector 1 unit Options Available Option 700 4 Channels Option 001 2 Channels Getting Started 1 3 ...

Page 36: ...nt parameter to be displayed 7 Show Setting Key changes the mode of the Measurement Settings display on the right side of the LCD display Shift Display Mode key selects the display mode 8 Range Auto Hold Key toggles the measurement range mode between Auto and Hold Shift Range Setup Key selects the measurement range 9 Left Down Arrow Key and Right Up Arrow Key increases or decreases the setting val...

Page 37: ...ternal test 22 Enter Key enters the input value to the 4349B 23 2 Key Shift Contact Check Key toggles contact check function between ON and OFF 24 1 Key Shift Comparator Key toggles the comparator function between ON and OFF 25 4 Key Shift Open key takes OPEN correction data 26 5 Key 27 7 Key Shift Minimum Key inputs the minimum value when setting a parameter 28 8 Key Shift Maximum Key enters the ...

Page 38: ...asurement time is 10 ms 30 ms 100 ms or 400 ms b Trigger shows the trigger mode is Internal Manual or External c Hold Range indicates that the 4349B is in Hold range mode The annunciator is not displayed when in Auto mode d Comparator On indicates that the comparator function is ON e Contact Check indicates that the contact check function is ON f Talk Only indicates that the 4349B is in the Talk O...

Page 39: ...oller using GPIB command 2 Handler Interface is used to synchronize timing with an external handler machine 3 Ext Trigger Terminal is used to trigger a measurement by external signal 4 Serial Number Plate gives the instrument s manufacturing information 5 Line Voltage Selector Switch is used to set the 4349B to the voltage of the AC power source 6 Line Fuse Holder 7 Power Cord Receptacle Getting S...

Page 40: ...ing materials for the carrier s inspection Providing clearance to dissipate heat at installation site To ensure the speci cations and measurement accuracy of the product you must keep ambient temperature around the product within the speci ed range by providing appropriate cooling clearance around the product or for the rackmount type by forcefully air cooling inside the rack housing For informati...

Page 41: ...nds the instrument frame The type of power cable shipped with each instrument depends on the country of destination Refer to Figure 1 1 for the part numbers of the power cables available Warning For protection from electrical shock the power cable ground must not be defeated The power plug must be plugged into an outlet that provides a protective earth ground connection Getting Started 1 9 ...

Page 42: ...4349B Figure 1 1 Power Cable Supplied 1 10 Getting Started ...

Page 43: ...t to match the power line voltage before plugging in the 4349B Refer to Table 1 1 Table 1 1 Power Voltage Selector Setting Voltage Selector Line Voltage Required Fuse 100V 120Vac 610 UL CSA type Time delay 0 5A 250V Agilent part number 2110 0202 220V 240Vac 610 UL CSA type Time delay 0 25A 250V Agilent part number 2110 0201 Fuse Use the fuse shown in Table 1 1 If you require the fuse contact the n...

Page 44: ...ollowing gure is displayed 3 Con rm the ac line frequency setting of the 4349B a Press b Press until Line blinks then press A blinking item means that it is currently selected c If the setting is not matched to the ac line frequency press to toggle the setting between 50 Hz and 60 Hz d Press two times to exit this menu The power line frequency setting is stored and is not changed after reset or po...

Page 45: ...ediately Toggle Keys Pressing a toggle key will switch between several conditions An annunciator 9 will indicate the current condition For example Press The Meas Time annunciator 9 points to 10 ms 30 ms 100 ms or 400 ms Selection Keys Pressing a selection key will display the selection display The blinking item is the one currently selected By using or the selection key itself the item selected ca...

Page 46: ...c Keys Maximum and Minimum Keys Left Down and Right Up Arrow Keys Back Space Key Numeric Keys Some commands use numeric parameters A numeric parameter is the actual value used by the 4349B For example to set the test voltage value to 100 V 1 Press 2 Press to enter the value and to exit You can also enter numeric parameters using exponential notation 1 Press 2 Press to enter the value and to exit 1...

Page 47: ...m and minimum numeric value in place of having to use the numeric keys For example 1 Press and you will get the maximum voltage value 2 Press to enter the value and to exit Left Down and Right Up Arrow Keys Increments or decrements the numeric entry For example 1 Press to bring up the averaging setup display 2 Press several times and con rm a change in value 3 Press to exit the averaging setup dis...

Page 48: ...4349B 2 Press The last entered number 4 is erased If you have any problems If you have any problems operating the 4349B see If Your 4349B Has a Problem in Chapter 2 1 16 Getting Started ...

Page 49: ... using the 4349B 4 Channel High Resistance Meter This chapter includes the following sections Installation Measurement Con guration Making measurements Testing the 4349B If You Have a Problem Refer to Chapter 3 for the description of each front panel key function Operating the 4349B 2 1 ...

Page 50: ... preferable 50 60 Hz Wide Band Noise 5 Vrms p Hz 2 Vrms p Hz preferable 50 Hz Switching Noise 50 mVrms Test Leads Use the 16117E Test Lead to connect the 4349B and the DUT The 16117E contains one cable 1 m with triaxial connectors on the both ends and one connector Triaxial Female So four 16117E Test Leads are required when you want to use four channels Speci cations Cable Length 1 m triaxial conn...

Page 51: ...4349B Installation Figure 2 2 shows the typical system using the 4349B Figure 2 2 Typical Measurement System Operating the 4349B 2 3 ...

Page 52: ...ng The measurement system using the 4349B and the external voltage source may output dangerous voltage To prevent an electrical shock observe the following safety precautions Agilent Technologies recommends you to attach the safety interlock function to the measurement system so that the operators can not touch the parts where dangerous voltage may appear If not possible warn the operators and the...

Page 53: ...ure s leakage current To perform the OPEN correction 1 Connect the test leads for all channels to the 4349B without connecting the DUT 2 Press While the OPEN Correction procedure is in progress the message Open Correction will be displayed and when the OPEN correction procedure is nished the previous display is returned To Select a Measurement Parameter The current measurement parameter is shown o...

Page 54: ... to be entered 2 Press 3 Enter the voltage value and press to set the value and to exit To Select the Measurement Range The Hold Range annunciator 9 gives the current range status the Auto range mode when it is OFF or the Hold range mode when it is ON To select the Auto range mode when the 4349B is in the hold range mode Press The Hold Range annunciator 9 turns OFF To select the range in the Hold ...

Page 55: ...g 1 Press 2 Enter the desired value or press to select the value 3 Press to set the value and to exit The current averaging rate can be displayed in the Measurement Settings area see To Change the Measurement Settings Display To Set the Trigger Delay Time To set the trigger delay time 1 Press 2 Enter the desired value 3 Press to set the value and to exit The current trigger delay time can be displ...

Page 56: ...ss to exit 5 The Cont Chk annunciator 9 turns ON if the contact check function is enabled In the case of the contact check function is enabled N C No Contact will be displayed when the contacts between dut and xture are open See Contact Check E ective Range in Chapter 8 for the contact check e ective range To perform the contact check e ectively note the following Connect the coaxial cable as clos...

Page 57: ...culated by the following equation Limit Cs 31 035 0 40 310012 Offset Where Cs Stray capacitance at open measurement Value returned from the GPIB command SENS CORR DATA SCAP O set Data entered by OfsEnt OfsEnt is set to 0 default in normal measurement In case of a parallel capacitor measurement OfsEnt will be set to the capacitance of the parallel capacitor Note Set the o set value to more than 0 O...

Page 58: ...No Connection is shown below MeasC Limit Where MeasC Data displayed in MeasC Limit Data displayed in LimitC The capacitance is not measured in the case of the contact check function is unenabled To Set the Beeper Mode To set the beeper mode for the comparator result reporting 1 Press 2 Select Beep using or and press 3 Select the desired beeper mode using or and press 4 Select Exit using or and pre...

Page 59: ...save the current settings 1 Press 2 Enter the register number 0 to 9 that you want to save the settings into 3 Press to save Note Record the register number that you used for future reference To recall a setting 1 Press 2 Enter the register number 0 to 9 that you want to recall the settings from 3 Press to recall Operating the 4349B 2 11 ...

Page 60: ... Int annunciator 9 is ON To Trigger Manually 1 Press until the Man annunciator 9 is ON 2 Press to trigger a measurement To Trigger Externally 1 Connect an external trigger source to the Ext Trigger terminal on the 4349B s rear panel 2 Press until the Ext annunciator 9 is ON 3 Apply a TTL level trigger signal to trigger a measurement Refer to External Trigger Terminal in Chapter 3 for trigger speci...

Page 61: ...he upper limit value and press To start sorting Press To display the sorting results 1 Press 2 Select Comprtr using or and press The comparator results of four channels are displayed To stop sorting Operating the 4349B 2 13 ...

Page 62: ... the desired digits 3 4 or 5 using or and press After selecting the display digits the 4349B returns to the display mode selection menu To Change the Measurement Settings Display Each time is pressed the display mode of the Measurement Settings area is changed as follows 1 Measurement range RNG and Voltage value VOL of the selected channel 2 Averaging rate AVG and Trigger delay time DLY 3 Upper co...

Page 63: ...a The 4349B can print measurement data to an GPIB compatible printer without using an external controller To do so you must 1 Set the printer to listen always mode Consult the printer manual for instructions 2 Connect the printer to the 4349B s GPIB port 3 Turn the printer ON 4 Set the 4349B s GPIB address to 31 talk only mode Press The printer will automatically begin printing the measurement dat...

Page 64: ...nd the EEPROM This section describes how to test the front panel keys functionality For the handler interface test refer to Chapter 9 for the procedure The other tests are for use by service personnel only 1 Press 2 Select Svc using or and press 3 Select KEY using or and press 4 Press the front panel key that you want to test For example if you want to test press When the key functions properly Ke...

Page 65: ... is ON Check whether the external controller is disabling all the front panel controls using the LOCAL LOCKOUT command If so send the LOCAL command from the external controller Press Check whether the Key Lock annunciator is ON Check whether the handler or the 16064B LED display trigger box is connected to the 4349B and it locks out the keys If so unlock the keys from the handler or the 16064B Pre...

Page 66: ......

Page 67: ...3 Function Reference Introduction This chapter provides information on all of the 4349B s functions Front Panel Rear Panel Theory of Operation Function Reference 3 1 ...

Page 68: ...e Measurement Time indicates measurement time 10 ms 30 ms 100 ms or 400 ms Trigger indicates the trigger mode Internal Manual or External Hold Range shows the measurement range mode Hold when the annunciator is displayed or Auto when the annunciator is not displayed Comprtr On Comparator On indicates the comparator function is ON Cont Chk Contact Check indicates the contact check function is ON Ta...

Page 69: ... test leads to measure the DUT The connector type is triaxial which is con gured as a center conductor an inner shield and an outer shield The outer shield connected to the ground shields the test the test signal from noise The inner shield to which nothing should be connected guards the very small current signal and cuts the leakage current of the contact check signal The center conductor lead to...

Page 70: ...iator 9 The default measurement time is 30 ms Average Key The Average key sets the measurement averaging rate The 4349B averages the measurement results automatically Averaging rate can be set from 1 to 256 The default averaging rate is 1 Measurement Parameter Key The Measurement Parameter key selects the measurement parameter The 4349B has the following measurement parameters R Resistance calcula...

Page 71: ...le digits are 3 4 and 5 Auto Hold Range Key The Auto Hold Range key toggles the measurement ranging mode between Auto and Hold The Auto mode selects the optimum measurement range automatically within 5 measurement cycles The Hold mode xes the measurement range setting to range you selected When the Hold mode is selected the Hold Range annunciator 9 will be displayed The default measurement range m...

Page 72: ...el comp1 4 comparison result of each channel no output when the comparator function is OFF 1 in 2 high 4 low 8 no contact The system reset or power on doesn t a ect the address setting Trigger Mode Key The Trigger mode key toggles three trigger mode Internal Manual or External The 4349B also has another trigger mode BUS Internal Int The internal trigger mode In this mode measurements are free runn...

Page 73: ...instrument s setting saved in non volatile memory EEPROM You must enter the register number 0 to 9 to assign the register from which the settings will be recalled If the register selected is empty the error message RECALL FAILED is displayed Right Up Arrow Key and Left Down Arrow Key These keys serve the following functions When entering a value key increases and key decreases a value While 4349B ...

Page 74: ...ault is comparator function OFF The Comparator distinguishes whether or not the measurement result is within the upper and lower comparator limits When the comparator is ON Comprtr On annunciator 9 will be displayed The comparison results output are assigned as follows Destination Condition Comparison Display HI IN LO No Contact Handler Interface HI IN LO No Contact Beep FAIL mode HI LO No Contact...

Page 75: ... OPEN correction data is stored in non volatile memory EEPROM The o set error of 4349B is temperature dependent For maximum measurement accuracy Perform the OPEN correction after worming up the 4349B 30 minutes Perform the OPEN correction when ambient temperature changes more 6 5 C from the temperature at which the OPEN correction was performed At reset the correction data is cleared Note OPEN cor...

Page 76: ...ck up memory Test voltage value Ch2 0 V Back up memory Test voltage value Ch3 0 V Back up memory Test voltage value Ch4 0 V Back up memory Measurement parameter R Back up memory Measurement range mode Auto Back up memory Measurement range Auto Back up memory Measurement time mode 30 ms Back up memory Averaging rate 1 Back up memory Trigger source Internal Back up memory Trigger delay 0 s Back up m...

Page 77: ...nt panel keys HNDL test the handler output signal CSUM run ROM check sum program RAM read write test RAM After the test the 4349B resets its setting EEPROM test EEPROM The data stored in EEPROM is not a ected if no error detected If the error detected the 4349B clears the data and restores the default data Test preforms the self test which tests the 4349B s basic performance and displays the resul...

Page 78: ...hen the 4349B is set to the external trigger mode the 4349B is triggered by an active low rising edge TTL pulse input Figure 3 3 shows the speci cations required for the TTL pulse Figure 3 3 Required External Trigger Pulse Speci cation 3 12 Function Reference ...

Page 79: ... Time delay 0 5A 250V Agilent part number 2110 0202 230V 220 240Vac 610 UL CSA type Time delay 0 25A 250V Agilent part number 2110 0201 Serial Number Plate The serial number plate gives manufacturing information about the 4349B For details see Appendix A Power Cord Receptacle The Power Cord Receptacle is used to plug in the power cord Power Cord The 4349B is equipped with a three conductor power c...

Page 80: ...se procedures Speci cations Output signal Negative true open collector opto isolated Decision Output Comparator High In Low DUT and test electrode s contact failed Index Analog measurement complete Measurement complete Full measurement complete Alarm Noti cation that a momentary power failure was detected Input Signal Opto isolated Keylock Front panel keyboard lockout External Trigger Pulse width ...

Page 81: ...rted when the comparison result of Ch4 is Low 2 18 KEY LOCK KEY LOCK When this line is asserted all of the 4349B s front panel key functions are disabled 19 EXT TRIG EXT TRIG The 4349B is triggered on the rising edge of a pulse applied to this pin when the trigger mode is set to External3 20 21 EXT DCV2 EXT DCV2 External DC voltage 2 DC voltage supply pins for DC isolated inputs EXT TRIG KEY LOCK ...

Page 82: ...ed when an analog measurement is completed and the 4349B is ready for the next DUT to be connected to the INPUT terminals The measurement data however is not valid until EOM is asserted 2 44 EOM End of Measurement This signal is asserted when the measurement data and comparison results are valid 2 45 46 COM2 COM2 Common for EXT DCV2 49 50 GND GND Ground tied to chassis Note All the output signals ...

Page 83: ...5 Timing Diagram Note This timing diagram is also applied when the contact check fails Because the measurement is performed and the measurement result is output even if the contact check fails Function Reference 3 17 ...

Page 84: ...ng structure could exert enough force on the connector mounting to damage it Every GPIB device has a unique address for identi cation The available gpib addresses are the integer values 0 to 30 Any device on an GPIB bus must have a unique address otherwise there will be bus contention as devices with the same address try to use the bus at the same time Every GPIB device must be capable of performi...

Page 85: ...e 4349B s input resistance Ri 1k In the current measurement mode the measurement parameter is I the 4349B displays the actual current I for the measurement result For example if R is 100 k and V is 1 V the measurement result will be 9 9 A 1 100k 1k In the resistance measurement mode the measurement parameter is R the 4349B displays the derived DUT resistance R which coincides with the actual DUT r...

Page 86: ...he DUT are input The multiplexer switches four channels on a single measurement trigger Each V which is proportional to the input I is analog to digital converted The CPU calculates I from the converted data then calculates the DUT s resistance R by dividing the measurement voltage by the measured current Note The test voltage is data which must be input by the front panel keys or through GPIB int...

Page 87: ...he user can set Usually set it to 0 default value For the 4349B when measuring capacitance in the contact check and the Open correction an ac signal with the same phase as OSC1 is applied from OSC2 to the inner shield to reduce the e ect of C1 and C0 However because it is impractical to apply an ac signal with the completely same phase to both the core wire and the inner shield considering the inp...

Page 88: ......

Page 89: ...h BASIC programming language or the Standard Commands for Programmable Instruments SCPI programming or to discuss GPIB theory refer to the following documents which are better suited for these tasks For more information concerning BASIC refer to the manual set for the BASIC version being used BASIC Programming Techniques BASIC Language Reference For more information concerning SCPI refer to the fo...

Page 90: ...nts you need to use Reading the GPIB Address Before you can operate the 4349B in remote you need to know its GPIB address factory setting 17 To check the address press A typical display is The displayed response is the device address When sending a remote command you append this address to the GPIB interface s select code normally 7 For example if the select code is 7 and the device address is 17 ...

Page 91: ... appending a question mark to most commands Getting Data from the 4349B The 4349B can output readings and responses to query commands As an example have the 4349B generate a response to a query command by sending OUTPUT 717 IDN When you send a query from remote the 4349B does not display the response as it did when you executed the command from its front panel Instead the 4349B sends the response ...

Page 92: ...e measurement data The following sections describes how to perform the tasks at each step Figure 4 1 shows a simple resistance measurement program Step 1 OUTPUT 717 RST Resetting OUTPUT 717 INIT CONT ON Initiating trigger system OUTPUT 717 SENS FUNC RESI Resistance Measurement OUTPUT 717 SOUR VOLT1 100 Ch 1 Test Voltage 100 V OUTPUT 717 SOUR VOLT2 100 Ch 2 Test Voltage 100 V OUTPUT 717 SOUR VOLT3 ...

Page 93: ...or example to set the LINE frequency to 50 Hz OUTPUT 717 SYST LFR 50 To Perform the OPEN Correction The following commands perform the OPEN correction SENS CORR SENS CORR COLL For example OUTPUT 717 SENS CORR COLL OFFS To Select the Measurement Parameter The following command selects the measurement parameters SENS FUNC To select the resistance mode OUTPUT 717 SENS FUNC RESI To select the current ...

Page 94: ...SENS CURR RANG 1 2 3 4 SENS CURR RANG 1 2 3 4 AUTO For example to select the auto range OUTPUT 717 SENS CURR RANG1 AUTO ON For example to set the 10 A range OUTPUT 717 SENS CURR RANG1 AUTO OFF OUTPUT 717 SENS CURR RANG1 1E 5 To Set the Measurement Time Mode The following command sets the measurement time SENS CURR APER To set the measurement time to 10 ms OUTPUT 717 SENS CURR APER 0 01 To set the ...

Page 95: ...m the Contact Check The following command performs the contact check function SENS RES CONT VER For example OUTPUT 717 SENS RES CONT VER ON To Set the Beeper Mode The following commands set the beeper mode SYST BEEP SYST BEEP STAT CALC 1 2 3 4 LIM BEEP CALC 1 2 3 4 LIM BEEP COND For example to set the beeper mode to emit a beep when comparison result is PASS OUTPUT 717 CALC1 LIM BEEP COND PASS To ...

Page 96: ... to enable the comparator function OUTPUT 717 CALC1 LIM LOW 1E12 UPP 1E13 OUTPUT 717 CALC2 LIM LOW 1E12 UPP 1E13 OUTPUT 717 CALC3 LIM LOW 1E12 UPP 1E13 OUTPUT 717 CALC4 LIM LOW 1E12 UPP 1E13 OUTPUT 717 CALC1 LIM STAT ON OUTPUT 717 FETC ENTER 717 S1 D1 C1 S2 D2 C2 S3 D3 C3 S4 D4 C4 To Wait Until Previously Sent Commands are Completed The following commands make the 4349B wait until the previously s...

Page 97: ...xample DIM A 1000 OUTPUT 717 LRN ENTER 717 A PRINT A To Save and Recall Instrument Settings The following commands save and recall instrument settings SAV RCL To save the instrument settings to register no 1 OUTPUT 717 SAV 1 To recall the instrument settings from register no 1 OUTPUT 717 RCL 1 Remote Operation 4 9 ...

Page 98: ...mode OUTPUT 717 TRIG SOUR INT OUTPUT 717 INIT CONT ON LOOP OUTPUT 717 FETC ENTER 717 S1 D1 S2 D2 S3 D3 S4 D4 PRINT S1 D1 S2 D2 S3 D3 S4 D4 END LOOP For example to set to the Manual trigger mode OUTPUT 717 STAT OPER ENAB 16 OUTPUT 717 SRE 128 ON INTR 7 GOSUB Data_available ENABLE INTR 7 2 OUTPUT 717 TRIG SOUR MAN OUTPUT 717 ININ CONT ON LOOP LOCAL 717 Press the Trig key END LOOP Data_available OUTP...

Page 99: ...D3 S4 D4 PRINT S1 D1 S2 D2 S3 D3 S4 D4 A SPOLL 717 OUTPUT 717 STAT OPER ENTER 717 A ENABLE 7 2 RETURN For example to set to the Bus trigger mode Using the TRG IEEE 488 2 Common Command OUTPUT 717 TRIG SOUR BUS OUTPUT 717 TRG ENTER 717 S1 D1 S2 D2 S3 D3 S4 D4 Using the Group Execution Trigger GET OUTPUT 717 TRIG SOUR BUS TRIGGER 717 ENTER 717 S1 D1 S2 D2 S3 D3 S4 D4 For example triggering a measure...

Page 100: ...For example ASSIGN Binary TO 717 FORMAT OFF OUTPUT 717 FORM REAL OUTPUT 717 FETC ENTER Binary USING 4A A ENTER Binary S1 D1 S2 D2 S3 D3 S4 D4 ENTER Binary USING A A PRINT S D1 D2 To Use Data Bu er The following commands use the data bu er function DATA DATA POIN DATA FEED DATA FEED CONT For example OPTION BASE 1 DIM D 600 OUTPUT 717 TRIG SOUR BUS OUTPUT 717 DATA POIN DBUF 50 OUTPUT 717 DATA FEED D...

Page 101: ...COND STAT OPER ENAB STAT QUES STAT QUES COND STAT QUES ENAB STAT PRES HP BASIC SPOLL command For example to generate a service request whenever an error is placed in the error queue OUTPUT 717 ESE 52 SRE 32 For example to detect the measurement completion OUTPUT 717 SYST OPER ENAB 16 Enable Measurement bit of Operation Status Register OUTPUT 717 SRE 128 Enable Operation Status Register Summary bit...

Page 102: ...it ON INTR 7 GOSUB Err_report Tells where to branch to when interrupted ENABLE INTR 7 2 Enable an interrupt from GPIB interface LOOP END LOOP STOP Err_report Stat SPOLL 717 Clears the SRQ bit of the Status Byte OUTPUT 717 ESR Asks contents of the Standard Event Status Register ENTER 717 Estat PRINT Syntax Error detected OUTPUT 717 SYST ERR Asks to output error number and message ENTER 717 Err Err ...

Page 103: ...dresses and connections most GPIB problems are caused by an incorrect address and bad or loose GPIB cables If the 4349B Hangs Up When You Send the ABORt Command Send the device clear command to the 4349B For example CLEAR 717 Remote Operation 4 15 ...

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Page 105: ... generally not measurement related but are used to manage macros status registers synchronization and data storage All common commands begin with an asterisk Common commands are de ned in the IEEE 488 2 standard Common Commands CLS ESE numeric value ESE ESR IDN LRN OPC OPC OPT RCL numeric value RST SAV numeric value SRE numeric value SRE STB TRG TST WAI Subsystem Commands Subsystem commands includ...

Page 106: ...TA DATA DBUF query only FEED DBUF data handle CONTrol DBUF fALWaysjNEVerg POINts DBUF numeric value DISPlay ENABle Boolean WINDowf1j2j3j4g STATe Boolean TEXT1 DIGit f3j4j5g PAGE f1j2g TEXT2 PAGE f1j2j3g FETCh query only FORMat DATA fASCiijREAL 64 g INITiate CONTinuous Boolean IMMediate no query SENSe AVERage COUNt numeric value STATe Boolean CORRection COLLect ACQuire OFFSet no query DATAf1j2j3j4g...

Page 107: ...ric value PFjF VERify Boolean SOURce VOLTagef1j2j3j4g LEVel IMMediate AMPLitude numeric value STATus OPERation CONDition query only ENABle numeric value EVENt query only PRESet QUEStionable CONDition query only ENABle numeric value EVENt query only SYSTem BEEPer IMMediate STATe Boolean ERRor query only KLOCk Boolean LFRequency numeric value PRESet VERSion query only TRIGger DELay numeric value MSj...

Page 108: ...wn one level on the command tree When the colon is the rst character of a command it speci es the following command mnemonic is a root level command Semicolon A semicolon separates two commands in the same message without changing the current path Common commands such as RST are not part of any subsystem The 4349B interprets them in the same way regardless of the current path setting Figure 5 1 sh...

Page 109: ...con gure your system to send whatever terminator you specify Subsystem Command Syntax Subsystem command consists of the level mnemonics which are separated with colons For example command form of APERture under SENSe CURRent subsystem becomes as follows CURRent APERture Abbreviated mnemonics are also available for command headers In the above example CURR APER is available Common Command Syntax Co...

Page 110: ... to 50 The subsystem commands can use extended numeric parameters Extended numeric parameters accept all numeric parameter values and other special values for instance MAXimum MINimum or UP DOWN The special values available for a command are described in the each command s reference description Query response to numeric value is always a numeric value Boolean represents a single binary condition t...

Page 111: ...you must separate the commands with a semicolon CLS INIT Query and Response Message Syntax All subsystem commands can be queried except for the commands described as no query in the command reference To send a query message add after last command mnemonic CURR APER A response message may contain both commas and semicolons as separators When a single query command returns multiple values a comma is...

Page 112: ...ional f g When several items are enclosed by braces one and only one of these elements may be selected j A vertical bar can be read as or and is used to separate alternative parameter options for example CALClatef1j2j3j4g means CALC1 CALC2 CALC3 or CALC4 DATA is optional so this allows to omit the keyword like CALC1 LIM LOW numeric value Note The 4349B equipped with Option 001 2 Channels cannot us...

Page 113: ...an ABORt command will set any the pending operation ags to false for example ags that were set by the initiation of the trigger system See Trigger System Unlike RST ABORt does not alter the settings programmed by other commands No query Note After FETCh query TRG command or the BASIC command TRIGGER the ABORt command causes the GPIB bus to hang up To avoid this before ABORt command execution clear...

Page 114: ... command is set to ON Query response is FAIL PASS Note The comparator output states of each channel are linked together So the CALCulate 1 2 3 4 LIMit BEEPer command toggles the comparator function of all channels to PASS or FAIL CALCulatef1j2j3j4g LIMit BEEPer STATe f ON j OFF j 1 j 0 g Sets or queries if the comparator output to the beeper is enabled ON 1 enables comparator output to the beeper ...

Page 115: ...c value is numeric 09 921037 to 9 921037 MAXimum 9 921037 MINimum 09 921037 Query response is numeric value in NR3 format CALCulatef1j2j3j4g LIMit LOWer STATe f ON j OFF j 1 j 0 g Sets or queries if the lower limit of selected channel is enabled CALCulate 1 2 3 4 selects the channel ON 1 enables the lower limit OFF 0 disables the lower limit Query response is 1 0 CALCulatef1j2j3j4g LIMit STATe f O...

Page 116: ...or queries if the upper limit of the selected channel is enabled CALCulate 1 2 3 4 selects the channel ON 1 enables the upper limit OFF 0 disables the upper limit Query response is 1 0 CALCulatef1j2j3j4g PATH The CALCulate 1 2 3 4 PATH query returns the CALCulate subsystems in the order in which they are to be performed Actually while the 4349B has only the CALCulate 1 2 3 4 LIMit subsystem other ...

Page 117: ... the FORMat subsystem query only This query must have the parameter DBUF which is the name of the data bu er to be read Query response is set1 set2 setn Where set1 data set of the rst measurement point set2 data set of the second measurement point setn data set of the last measured point n is speci ed by DATA POINts DBUF command Each data set consists of following data stat1 data1 comp1 stat2 data...

Page 118: ...The DATA FEED CONTrol query must have the parameter DBUF which is the data bu er s name So the query form is DATA FEED CONTrol DBUF ALWays feeds data into data bu er DBUF whenever new data is available NEVer no data is fed At RST DATA FEED CONTrol DBUF is set to NEVer Query response is ALW NEV Note When data bu er DBUF is full the standard operation status resister is set refer to Operation Status...

Page 119: ...isplay visible OFF 0 set display blank Query response is 1 0 DISPlay WINDowf1j2j3j4g STATe f ON j OFF j 1 j 0 g Selects the channel to be displayed and controls whether or not the display is turned ON or queries whether or not the selected channel is set to ON WINDow 1 2 3 4 selects the displayed channel ON 1 displays selected channel OFF 0 sets the display blank Query response is 1 0 DISPlay WIND...

Page 120: ...nse is 3 4 5 DISPlay WINDowf1j2j3j4g TEXT2 PAGE f 1 j 2 j 3 g Selects the display mode of the Measurement Settings area WINDow 1 2 3 4 selects the displayed channel 1 displays Range and Voltage setting of the selected channel 2 displays Averaging rate and Trigger delay time 3 displays Comparator limits of the selected channel Query response is 1 2 3 Note 1 of TEXT1 can be omitted but 2 of TEXT2 ca...

Page 121: ... comp2 stat3 data3 comp3 stat4 data4 comp4 Where stat1 4 measurement status of each channel 0 normal 1 overload 2 no contact data1 4 measurement data of each channel comp1 4 comparison result of each channel no output when the comparator function is OFF 1 In 2 High 4 Low 8 No Contact Format is speci ed by FORMat subsystem For more information refer To Trigger a Measurement in Chapter 4 GPIB Refere...

Page 122: ...c and array information retrieved using the DATA subsystem or the FETCh query ASCii sets data transfer format to the ASCII transfer format REAL 64 sets the data transfer format to the real 64 bit transfer format For details about data transfer formats see Data Transfer Format later in this chapter Query response is ASC REAL 64 5 18 GPIB Reference ...

Page 123: ...nd enter the INITIATE state This command causes the trigger system to initiate and complete one full trigger cycle returning to IDLE on completion No query If the 4349B is not in IDLE or if INITiate CONTinuous is set to ON an INITiate IMMediate command has no e ect on the trigger system and an error 0213 is generated INITiate CONTinuous f ON j OFF j 1 j 0 g The INITiate CONTinuous command sets or ...

Page 124: ...format SENSe AVERage STATe f ON j OFF j 1 j 0 g Sets or queries if the averaging function is enabled ON 1 enables averaging OFF 0 disables averaging Query response is f1j0g SENSe CORRection COLLect ACQuire OFFSet Performs the OPEN correction for all channels The OPEN correction takes data with which to cancel the o set error of the 4349B and the leakage of the test xture and takes stray capacitanc...

Page 125: ...tance The returned Cres is typical data and it is not guaranteed Query response is a numeric value in NR3 format SENSe CORRection STATe f ON j OFF j 1 j 0 g Sets or queries if the correction data is enabled or not ON 1 Correction data is enabled OFF 0 Correction function is disabled Query response is f1j0g SENSe CONTact DATAf1j2j3j4g Returns the capacitance data at dut mesurement The contact check...

Page 126: ...g Sets or queries if the contact check function is enabled Where ON or 1 Enables the contact check function OFF or 0 Disables the contact check function The reference data for the contact check is obtained by an OPEN correction An OPEN correction is required before the contact check turns on Query response is 1 or 0 SENSe CURRent APERture numeric value MSjS Sets or queries measurement time mode 10...

Page 127: ...e Available values are 100 pA 1 nA 10 nA 100 nA 1 A 10 A and 100 A which speci es the upper limits of each range WINDow 1 2 3 4 selects the displayed channel numeric value is numeric 1 0210 10 1 0210 9 1 0210 8 1 0210 7 1 0210 6 1 0210 5 1 0210 4 A MAXimum 100 A MINimum 100 pA UP move to upper range DOWN move to lower range Following su xes can be used with numeric value A A UA A NA nA PA pA Note ...

Page 128: ...e value with which DUT s resistance is calculated using measured current value VOLTage 1 2 3 4 selects the channel numeric value is numeric 0 V to 5000 V MAXimum 5000 V MINimum 0 V Query response is numeric value Note The 4349B does not have a test voltage source and this command is not used to control the test voltage level but to enter the voltage value which is used to calculate resistance 5 24...

Page 129: ...l expression of the contents of the register in NR1 format Note Reading the event register clears it STATus OPERation CONDition Returns the contents of the condition register of the standard operation status group Query only Query response is the decimal expression of the contents of the register in NR1 format Note Reading the condition register is nondestructive STATus OPERation ENABle numeric va...

Page 130: ...lways set to 0 STATus QUEStionable CONDition Returns the contents of the condition register of the standard questionable status group Query only Query response is the decimal expression of the contents of the register in NR1 format The 4349B has no operation to report the event to the questionable status condition register all of whose bits are always 0 STATus QUEStionable ENABle numeric value Set...

Page 131: ...et beeper mode as de ned by CALCulate 1 2 3 4 LIMit BEEPer command OFF 0 disables the all beeper output including error beep Query response is 1 0 SYSTem ERRor Returns the existing error numbers and messages in the 4349B s error queue Query only SYSTem KLOCk f ON j OFF j 1 j 0 g Sets or queries whether or not the front panel keys of the 4349B locked ON 1 the front panel keys are locked OFF 0 the f...

Page 132: ...urce Internal Trigger Delay 0 msec Comparator OFF Comparator limits MAX MIN Contact Check ON OFF state OFF Display Mode Measured data display mode Correction ON OFF state ON Beep ON OFF state ON Beep Mode FAIL beep mode Open Correction Data Cleared Data Transfer Format ASCII INIT CONT ON SYSTem VERSion Returns the value corresponding to SCPI version number for which the instrument complies Query o...

Page 133: ...th numeric value S s MS ms TRIGger IMMediate Causes the trigger to execute a measurement regardless of the trigger state No query TRIGger SOURce f BUS j EXTernal j INTernal j MANual g Sets or queries the trigger mode BUS GET command and TRG command trigger a single shot measurement EXTernal TTL pulse input of the rear panel s external trigger connector or the handler interface trigger a measuremen...

Page 134: ...ter Query response is the decimal expression of the contents of the register in NR1 format 3IDN The 3IDN identi cation query returns an identi cation string which is 4 elds separated by commas Query response is Field 1 Field 2 Field 3 Field 4 Where Field 1 manufacturer always Agilent Technologies Field 2 model number always 4349B Field 3 serial number in HP format like 2419J00100 Field 4 rmware ve...

Page 135: ...ommand and sets the following commands INITiate CONTinuous OFF SENSe CORRection STATe OFF SYSTem KLOCk OFF 3SAV numeric value The 3SAV save command saves the instrument state in the speci ed register number The 4349B has 10 available storage registers numeric value is numeric 0 to 9 NR1 format 3SRE numeric value The 3SRE service request enable command sets the bits of the service request enable re...

Page 136: ...S trigger mode 3TST The 3TST self test query executes an internal self test and returns the test result as the sum of error codes of existing errors If there is no error the 4349B returns 0 Test Item Error Code 1 RAM 1 2 EPROM 2 3 Calibration data EEPROM 4 4 User s data EEPROM 8 5 A D converter 16 6 Backup RAM 32 Query response is 0 to 63 in NR1 format 3WAI The 3WAI the wait to continue command ma...

Page 137: ...quest SRQ The 4349B can send an SRQ Service Request control signal when it requires the controller to perform a task When the 4349B generates an SRQ it also sets Bit 6 of the status byte RQS Request Service bit Service Request Enable Register allows an application programmer to select which summary messages in the status byte register may cause service requests Illustrated in Figure 5 3 GPIB Refer...

Page 138: ...egister Bits are set to 1 and reset to 0 Table 5 2 Status Byte Assignments Bit No Bit Weight Description 7 128 Operation Status Register Summary Bit 6 64 Request Service Bit This bit is set when the any enabled bit of the status byte has been set which indicates the 4349B has at least one reason for requesting service SPOLL resets this bit 5 32 Standard Event Status Register Summary Bit 4 16 MAV M...

Page 139: ...f the following the command errors occur An IEEE 488 2 syntax error occurred The 4349B received a Group Execute Trigger get inside a program message 4 16 Execution Error Bit This bit is set when a parameter of a GPIB command was outside of its legal input range or is otherwise inconsistent with the 4349B s capabilities 3 8 Device Dependent Error Bit This bit is set when so many errors have been oc...

Page 140: ...group includes a condition register an event register and an enable register Illustrated in Figure 5 5 The condition register re ects the internal states of 4349B So each time the 4349B s condition is changed its condition bit is changed from 0 to 1 or from 1 to 0 The event register s bit corresponds to a condition register s The transition lter reports to the event register that an event a bit ch...

Page 141: ... trigger model 4 16 Measuring The 4349B is actively measuring 3 Always 0 2 4 Ranging The 4349B is currently changing its range 1 2 Settling The 4349B is wating for signals it controls to stabilize enough to begin measurement 0 Always 0 Questionable Status Register The Questionable Status Register group provides information about the quality of 4349B output and measurement data The 4349B has no ope...

Page 142: ...number of times to repeat measurement and the delays between measurements Figure 5 6 Trigger System Con guration Figure 5 6 shows con guration of the 4349B trigger system Each undashed block is called a trigger state The 4349B moves between adjacent trigger states depending on its conditions Power ON state is called idle state You can force the 4349B to the idle state using the ABORt or RST comman...

Page 143: ... cations are required to generate an event However if an INTernal or EXTernal analog signal is chosen additional quali cations may apply DELay The TRIGger DELay command allows you to specify a time delay after the trigger signal is detected For example you may want to delay acquiring data until 5 milliseconds after the positive edge to allow the measured signal to settle Sending RST sets DELay to ...

Page 144: ...t or NR3 oating point format as appropriate The numbers are separated by commas as speci ed in the IEEE 488 2 standard Figure 5 8 NR1 Format Figure 5 9 NR2 Format Figure 5 10 NR3 Format For example valid expressions for 1000 are 1000 NR1 format 1000 0 NR2 format 1 00000E 3 NR3 format 5 40 GPIB Reference ...

Page 145: ...4 oating point numbers of 64 bits This is the same data format used by the HP technical computers such as the HP 9000 series 200 300 computers The real number RN represented in oating point format are provided by following formula When 0 e 11111111111 2047 RN 01 S 2 2 EXP 1023 2 1 f 252 When e 0 RN 01 S 2 2 1022 2 f 252 When e 0 f 0 RN 0 Where s value of sign part binary e value of exponential par...

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Page 147: ... does not appear on the parts directly Turn OFF the output of the external voltage source and discharge the remanent charge of the DUT thoroughly before touching the measurement system or the DUT where the dangerous voltage may appear Use the power cord shipped with the 4349B and provide an uninterruptible safety earth ground to the instrument Do not apply a dc voltage exceeding 650 V or 650 mA to...

Page 148: ...igure 6 3 shows the typical system Refer to Installation in Chapter 2 for information on setting up the system Figure 6 1 High Throughput Measurement System 2 Enter and run the following sample program 10 OPTION BASE 1 20 DIM St 4 50 Dat 4 50 Comp 4 50 30 Hp_ib 7 40 ASSIGN Hp4349 TO 717 50 ASSIGN Binary TO 717 FORMAT OFF 60 70 OUTPUT Hp4349 RST 80 OUTPUT Hp4349 CLS 90 100 OUTPUT Hp4349 SENS FUNC R...

Page 149: ...p4349 CALC2 LIM LOW 1E12 UPP 1E13 340 OUTPUT Hp4349 CALC3 LIM LOW 1E12 UPP 1E13 350 OUTPUT Hp4349 CALC4 LIM LOW 1E12 UPP 1E13 360 OUTPUT Hp4349 CALC1 LIM STAT ON 370 OUTPUT Hp4349 DISP ENAB OFF 380 OUTPUT Hp4349 RES CONT VER ON 390 OUTPUT Hp4349 TRIG SOUR EXT 400 OUTPUT Hp4349 FORM REAL 410 420 OUTPUT Hp4349 DATA POIN DBUF 50 430 OUTPUT Hp4349 DATA FEED DBUF SENS 440 OUTPUT Hp4349 DATA FEED CONT D...

Page 150: ... and the upper limit to the 121013 ohm Line 360 Enables the comparator function Line 370 Clears the LCD display Line 380 Enables the contact check function Line 390 Sets the trigger source mode to External Line 400 Sets the data transfer format to the 64 bit real transfer format Lines 420 to 440 Sets the size of the data bu er to 50 sets up to feed the measurement data to the data bu er and sets u...

Page 151: ... shows the multi test voltages measurement example of the capacitors insulation resistance using the 4349B channels 1 and 2 an external voltage source and a handler 1 Set up the measurement systems Figure 6 3 shows the typical system Refer to Installation in Chapter 2 for information on setting up the system Figure 6 3 Multi Test Voltage Measurement System Application Measurement 6 5 ...

Page 152: ...OFFS 220 OUTPUT Hp4349 OPC 230 ENTER Hp4349 A 240 DISP Connect DUT then press the Continue 250 PAUSE 260 DISP 270 280 OUTPUT Hp4349 CALC1 LIM LOW 1E12 UPP 1E13 290 OUTPUT Hp4349 CALC2 LIM LOW 1E12 UPP 1E13 300 OUTPUT Hp4349 CALC1 LIM STAT ON 310 OUTPUT Hp4349 DISP ENAB OFF 320 OUTPUT Hp4349 RES CONT VER ON 330 OUTPUT Hp4349 TRIG SOUR EXT 340 OUTPUT Hp4349 FORM REAL 350 360 OUTPUT Hp4349 DATA POIN ...

Page 153: ...ets the comparator limit values for channel 1 and channel 2 the lower limit to 121012 and the upper limit to the 121013 ohm Line 300 Enables the comparator function Line 310 Clears the LCD display Line 320 Enables the contact check function Line 330 Sets the trigger source mode to External Line 340 Sets the data transfer format to the 64 bit real transfer format Lines 360 to 380 Sets the size of t...

Page 154: ...mum Measurement Range The useable measurement range is restricted by the DUT s capacitance value It is important to consider not only the DC current measurement value but also the DUT s capacitance value when selecting the measurement range Select the optimum measurement range as follows 1 Calculate the DC current measurement value Im from the DUT s capacitor resistance Rdut and the test voltage V...

Page 155: ...F 400 ms 5 pA to 1 45 nA 100 nF 10 nA 10 ms 30 pA to 14 5 nA 10 nF 30 ms 11 pA to 14 5 nA 100 nF 100 ms 41 pA to 14 5 nA 1 F 400 ms 41 pA to 14 5 nA 1 F 100 nA 10 ms 200 pA to 145 nA 100 nF 30 ms 100 pA to 145 nA 1 F 100 ms 400 pA to 145 nA 10 F 400 ms 400 pA to 145 nA 10 F 1 A 10 ms 2 nA to 1 45 A 1 F 30 ms 1 nA to 1 45 A 10 F 100 ms 4 nA to 1 45 nA 100 F 400 ms 4 nA to 1 45 nA 100 F 10 A 10 ms 2...

Page 156: ...z Note The DC voltage source s output resistance is assumed to be 0 in this example Figure 6 5 Additional Error Due to Voltage Source Noise For example when measuring a capacitor of 2 G resistance and 1 F capacitance the leakage current 50 nA 100 V 2 G can be measured within 10 additional error That is the measurement value will uctuate from 45 nA to 55 nA or 1 82 G to 2 22 G Figure 6 5 shows the ...

Page 157: ...ame as that of Figure 6 5 For example in the case of measuring a 10 F capacitor s resistance the maximum resistance that can be measured within 10 error is about 200 M without a series resistor about 1 8 G with a 100 k series resistor As shown in Figure 6 6 the additional error due to the DC voltage source s noise can be reduced by connecting a series resistor plus you can expand the measurable re...

Page 158: ...ion of the actual precharge time Precharge time Figure 6 7 Precharge Time When the capacitor is charged through precharge register Rp the precharge time tp is calculated as follows where Rx Rp tp 0Cx 2 Rp 2lnK where Cx Capacitance value F K Test voltage 0 Charge voltage Test voltage For example when Rp is 1 k 103 Cx is 1 F 1006 F and K is 0 1 the precharge time is tp 01006 2 103 2ln0 1 2 3 ms In t...

Page 159: ...he wait time tw is calculated as follows tw 0Cx 2 Rs Ri 2 ln X 100 2 Rs Ri Rx 2 1 K where Rs source resistance Ri input resistance X measurement error K Test voltage 0 Charge voltage Test voltage For example when Rs is 1 k 103 Cx 1 F 10 6 F Rx 1 G 109 X is 10 and K is 0 1 the wait time is tw 01006 2 103 103 2 ln 10 100 2 103 103 109 2 1 0 1 26 2 ms Application Measurement 6 13 ...

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Page 161: ...g the measurement Absorption Phenomena When a high insulation resistance material is charged with a voltage for a long time the resistance value of the material will increase So record the time from the start of the pre charge to the start of the measurement when measuring and comparing samples of a material The pre charge time should be consistent from sample to sample Voltage Coe cient and Tempe...

Page 162: ...e leads relative to their surroundings Most noise problems of this type are transient and contribute more inconvenience than error Any suitable shielded enclosure will su ce to reduce unwanted pick up Connect the shield to guard ground If using the sensitive measurement ranges lead movement or operator proximity will a ect the stability of the measurement readings stationary leads and shielding ar...

Page 163: ...8 General Information Introduction This chapter provides the following general information for the 4349B Speci cations Supplemental Performance Characteristics General Information 8 1 ...

Page 164: ... the user Measurement Conditions DC Test Voltage Range 0 to 5000 V in 0 1 V steps data entry only Number of Test Channels 4 channels Option 001 2 channels On being triggered the 4349B simultaneously measures each channel Input Resistance 1 k 6 5 Input O set Voltage Accuracy 6 2 5 mV Ranging Auto and Hold manual Trigger Mode Internal Manual External and Bus Delay Time 0 to 9 999 s in 0 001 s steps ...

Page 165: ...5 I 1 pA to 100 A Measurement Accuracy The following conditions must be met 1 Warm up time 30 min 2 Ambient temperature 23 6 5 C 3 Open correction has been performed Figure 8 1 Resistance to Current Conversion Diagram General Information 8 3 ...

Page 166: ...Im 400 ms 2 6 100V o 4 1210 09Rm V s AV 2 4 1210 09 Im 100 nA 10 ms 2 100V o 2210 08Rm V s AV 2 2210 08 Im 30 ms 2 100V o 1210 08Rm V s AV 2 1210 08 Im 100 ms 2 100V o 4210 08Rm V s AV 2 4210 08 Im 400 ms 2 100V o 4210 08Rm V s AV 2 4210 08 Im 1 A 10 ms 2 100V o 2210 07Rm V s AV 2 2210 07 Im 30 ms 2 100V o 1210 07Rm V s AV 2 1210 07 Im 100 ms 2 100V o 4210 07Rm V s AV 2 4210 07 Im 400 ms 2 100V o ...

Page 167: ...e detected GPIB Interface All control settings measurement values self test results and comparator information Handler Interface All outputs signals are negative logic opto isolated open collector outputs Output Signals Include HIGH IN LOW and no contact for each channel index end of measurement and alarm Input Signals Include Keylock and external trigger Save Recall Ten instrument setups can be s...

Page 168: ...es with CISPR 11 1990 EN 55011 1991 Group 1 Class A Complies with EN 61000 3 3 1995 IEC 1000 3 3 1994 Complies with EN 50082 1 1992 IEC 801 2 1991 4 kV CD 8 kV AD Complies with EN 50082 1 1992 IEC 801 3 1984 3 V m Complies with EN 50082 1 1992 IEC 801 4 1988 0 5 kV Signal Lines 1 kV Power Lines This ISM device complies with Canadian ICES 001 Cet appareil ISM est conforme a la norme NMB 001 du Cana...

Page 169: ...ms 2 6 100Vo 2 0210 010Rm Vs Av 10 nA 10 ms 2 0 100Vo 3 0210 09Rm Vs Av 30 ms 2 0 100Vo 1 1210 09Rm Vs Av 1 Rm Measured value Vs Voltage setting V Vo O set voltage V Av Voltage accuracy Vs Vo and Av are characteristics of the external voltage source Current Measurement Range Measurement Time Mode S N of Readings Temperature Coe cient 23 6 5 C 6 of Readings of Range 100 pA 30 ms 0 08 0 12 0 420 1 n...

Page 170: ...s 41 pA to 14 5 nA 1 F 100 nA 10 ms 200 pA to 145 nA 100 nF 30 ms 100 pA to 145 nA 1 F 100 ms 400 pA to 145 nA 10 F 400 ms 400 pA to 145 nA 10 F 1 A 10 ms 2 nA to 1 45 A 1 F 30 ms 1 nA to 1 45 A 10 F 100 ms 4 nA to 1 45 nA 100 F 400 ms 4 nA to 1 45 nA 100 F 10 A 10 ms 20 nA to 14 5 A 10 F 30 ms 10 nA to 14 5 A 100 F 100 ms 400 ms 100 A 10 ms 120 nA to 100 A 100 F 30 ms 100 ms 400 ms Current Measur...

Page 171: ...e source noise depends on the DUT s capacitance Cx and resistance Rx Figure 8 2 to Figure 8 5 show estimations of the additional error when using the DC voltage source that has the following speci cations External DC Voltage Source Performance Ripple 5 Vrms 50 Hz Wide band nosie 1 Vrms p Hz 50 Hz Switching noise 10 mVrms 100 Hz Figure 8 2 Current Measurement Additional Error Measurement Time 10 ms...

Page 172: ...4349B Figure 8 3 Current Measurement Additional Error Measurement Time 30 msec Figure 8 4 Current Measurement Additional Error Measurement Time 100 msec 8 10 General Information ...

Page 173: ...4349B Figure 8 5 Current Measurement Additional Error Measurement Time 400 msec General Information 8 11 ...

Page 174: ...ies resistor Figure 8 6 to Figure 8 9 show esminations of 10 additional error when the 0 no series resistor 5 k 10 k 50 k and 100 k series resistor is connected DC voltage source performance Ripple 5 Vrms 50 Hz Wide band noise 1 Vrms p Hz 50 Hz Switching noise 10 mVrms 100 Hz Figure 8 6 10 Additional Error Measurement Time 10 msec 8 12 General Information ...

Page 175: ...4349B Figure 8 7 10 Additional Error Measurement Time 30 msec Figure 8 8 10 Additional Error Measurement Time 100 msec General Information 8 13 ...

Page 176: ...4349B Figure 8 9 10 Additional Error Measurement Time 400 msec 8 14 General Information ...

Page 177: ...ort Hold range mode Display OFF 3 Total time indicates the time interval from a trigger to EOM signal output at the handler interface port Hold range mode Display OFF Display time Typical data Display mode Display time Measurement data Comparator results 5 ms at 100 ms intervals Display OFF 0 s Data transfer time Typical data Data transfer format Resistance data Current data ASCII 13 ms 12 5 ms Re...

Page 178: ...nd Cable Capacitance Cig The cable capacitance Cig shows the capacitance between the center condictor and the inner shield of the triaxial cable The 16117E s capacitance is about 40 pF meter The cable capacitance is in proportion to the cable length The following is the sample program to obtain Cres of each channel It is necessary to perform the OPEN correction before reading Cres OUTPUT 717 CORR ...

Page 179: ...he voltage accuracy of the power supply is not good enough for the performance tests On the other hand the voltage calibrators require no DC voltmeter because of their much greater accuracy Table 9 1 Required Equipment Equipment Requirements Recommended Model Qty Use1 DC Voltmeter Voltage Range 1 V to 100 V Accuracy 6 0 1 3458A 1 P DC Power Supply Voltage Range 1 V to 100 V 6634A 1 P RC Box No sub...

Page 180: ...test procedure gives the test sequence for performing a test the complete set of measurement data are recorded on the calculation sheet the results are calculated using the equations given on the calculation sheet and the results are transcribed to the performance test record The procedure for using the calculation sheet is 1 Photo copy the calculation sheet 2 Follow the performance test procedure...

Page 181: ...8A System DC Power Supply 6634A1 RC Box 16340A Triaxial Tee Adapter PN 1250 1551 Dual Banana BNC m Cable PN 11001 60001 1 The DC voltage calibrator listed in Table 9 2 can be used as a substitute Procedure Ammeter O set Voltage Test 1 Reset the 4349B using the following procedure a Press to display the system reset menu b Select Yes using or and press 2 Set up the equipment as shown in Figure 9 1 ...

Page 182: ...he performance test record 8 Press to select channel 2 9 Connect the multimeter input to the 4349B s channel 2 input instead of the channel 1 input 10 Test channel 2 using the steps 6 to 7 11 Test channel 3 and channel 4 using the same procedure If the 4349B is equipped with Option 001 Two Test Channels skip this step Ammeter Input Resistance Test 12 Record the 16340A RC Box s 104 calibration valu...

Page 183: ... calibrator is used skip this step 18 Record the multimeter reading voltage calibrator setting on the calculation sheet on the H Voltage line 19 Calculate the test result according to the calculation sheet and record the result into the performance test record 20 Remove the triaxial cable from the 4349B s channel 1 input and connect it to channel 2 input 21 Test channel 2 using the steps 13 to 19 ...

Page 184: ...x 16340A Dual Banana BNC m Cable PN 11001 60001 1 The DC voltage calibrator listed in Table 9 2 can be used as a substitute Procedure 1 Record the 16340A RC Box calibration values into the calculation sheet 2 Reset the 4349B using the following procedure a Press to display the system reset menu b Select Yes using or and press 3 Set the measurement parameter to current I a Press b Select I using or...

Page 185: ...igure 9 5 If the DC Voltage Calibrator listed in Table 9 2 is available setup the equipment as shown in Figure 9 6 Figure 9 5 Current Measurement Accuracy Test Setup Using DC Power Supply Figure 9 6 Current Measurement Accuracy Test Setup Using DC Voltage Calibrator Maintenance 9 7 ...

Page 186: ...ance test record 16 Perform this test for all settings listed in Table 9 3 The DC power supply voltage calibrator must be set to 0 V after each test The measurement time is changed by using The measurement time setting is indicated by the Meas Time annunciator 9 Table 9 3 Current Measurement Accuracy Test Settings Test Current Resistor Setting Voltage Setting Measurement Time 100 pA 1010 1 V 30 ms...

Page 187: ... DC voltage calibrator listed in Table 9 2 can be used as a substitute Procedure 1 Record the 16340A RC Box calibration values into the calculation sheet 2 Reset the 4349B using the following procedure a Press to display the system reset settings b Select Yes using or and press 3 Press three times to set the measurement time to 10 ms The measurement time setting is indicated by the Meas Time annun...

Page 188: ...re 9 8 If the DC Voltage Calibrator listed in Table 9 2 is available setup the equipment as shown in Figure 9 9 Figure 9 8 Resistance Measurement Accuracy Test Setup Using DC Power Supply Figure 9 9 Resistance Measurement Accuracy Test Setup Using DC Voltage Calibrator 9 10 Maintenance ...

Page 189: ...t according to the calculation sheet and record the result into the performance test record 16 Perform this test for all settings listed in Table 9 4 The DC power supply voltage calibrator must be set to 0 V after each test In the test for 1011 resistor connect the triaxial cable and BNC cable to the 1011 terminals and set the 1011 switch to the BNC connector position Table 9 4 Resistance Measurem...

Page 190: ...alibration Value a O set Voltage b L Voltage c H Voltage d Test Result Equation 2 104 mV mV mV 1 k 0a2 c0b 4 d0c Ammeter Input Resistance Test Channel 4 104 Calibration Value a O set Voltage b L Voltage c H Voltage d Test Result Equation 2 104 mV mV mV 1 k 0a2 c0b 4 d0c RC Box Calibration Values This table is used in the Current Measurement Accuracy Test and the Resistance Measurement Accuracy Tes...

Page 191: ... k 100 A 105 10 V 10 ms V A b 0 a 4 cv7 1 k 1 1 k is the input impedance of the 4349B s ammeter Current Measurement Accuracy Test Channel 2 Test Current Resistor Setting Voltage Setting Measurement Time Multimeter Reading a 4349B Reading b Test Result Equation1 100 pA 1010 1 V 30 ms V pA b 0 a 4 cv2 100 pA 1010 1 V 100 ms V pA b 0 a 4 cv2 100 pA 1010 1 V 400 ms V pA b 0 a 4 cv2 1 nA 109 1 V 400 ms...

Page 192: ... k 100 A 105 10 V 10 ms V A b 0 a 4 cv7 1 k 1 1 k is the input impedance of the 4349B s ammeter Current Measurement Accuracy Test Channel 4 Test Current Resistor Setting Voltage Setting Measurement Time Multimeter Reading a 4349B Reading b Test Result Equation1 100 pA 1010 1 V 30 ms V pA b 0 a 4 cv2 100 pA 1010 1 V 100 ms V pA b 0 a 4 cv2 100 pA 1010 1 V 400 ms V pA b 0 a 4 cv2 1 nA 109 1 V 400 ms...

Page 193: ... 0 cv2 1011 100 V 30 ms 1011 a 0 cv1 1011 100 V 10 ms 1011 a 0 cv1 1011 10 V 30 ms 1011 a 0 cv1 Resistance Measurement Accuracy Test Channel 2 Resistor Setting Voltage Setting Measurement Time 4349B Reading a Test Result Equation 106 100 V 10 ms 106 a 0 cv6 107 100 V 30 ms 107 a 0 cv5 108 100 V 30 ms 108 a 0 cv4 108 100 V 400 ms 108 a 0 cv4 109 100 V 30 ms 109 a 0 cv3 1010 100 V 30 ms 1010 a 0 cv2...

Page 194: ... 0 cv2 1011 100 V 30 ms 1011 a 0 cv1 1011 100 V 10 ms 1011 a 0 cv1 1011 10 V 30 ms 1011 a 0 cv1 Resistance Measurement Accuracy Test Channel 4 Resistor Setting Voltage Setting Measurement Time 4349B Reading a Test Result Equation 106 100 V 10 ms 106 a 0 cv6 107 100 V 30 ms 107 a 0 cv5 108 100 V 30 ms 108 a 0 cv4 108 100 V 400 ms 108 a 0 cv4 109 100 V 30 ms 109 a 0 cv3 1010 100 V 30 ms 1010 a 0 cv2...

Page 195: ...4349B Performance Test Record 4349B High Resistance Meter Serial No Date Temperature Tested by Humidity Maintenance 9 17 ...

Page 196: ...10 nA 1 A 60 0210 A 30 ms A 60 0011 A 10 A 60 210 A 30 ms A 60 007 A 100 A 62 12 A 10 ms A 60 07 A 1 Test Result 4349B Reading 0 Multimeter Reading 4 Resistor Calibration Value Resistance Measurement Accuracy Test Channel 1 Resistor Setting Voltage Setting Measurement Time Test Limits Test Result1 Measurement Uncertainty 106 100 V 10 ms 60 0212 2 106 2 106 60 0005 2 106 107 100 V 30 ms 60 0210 2 1...

Page 197: ...10 nA 1 A 60 0210 A 30 ms A 60 0011 A 10 A 60 210 A 30 ms A 60 007 A 100 A 62 12 A 10 ms A 60 07 A 1 Test Result 4349B Reading 0 Multimeter Reading 4 Resistor Calibration Value Resistance Measurement Accuracy Test Channel 2 Resistor Setting Voltage Setting Measurement Time Test Limits Test Result1 Measurement Uncertainty 106 100 V 10 ms 60 0212 2 106 2 106 60 0005 2 106 107 100 V 30 ms 60 0210 2 1...

Page 198: ...10 nA 1 A 60 0210 A 30 ms A 60 0011 A 10 A 60 210 A 30 ms A 60 007 A 100 A 62 12 A 10 ms A 60 07 A 1 Test Result 4349B Reading 0 Multimeter Reading 4 Resistor Calibration Value Resistance Measurement Accuracy Test Channel 3 Resistor Setting Voltage Setting Measurement Time Test Limits Test Result1 Measurement Uncertainty 106 100 V 10 ms 60 0212 2 106 2 106 60 0005 2 106 107 100 V 30 ms 60 0210 2 1...

Page 199: ...10 nA 1 A 60 0210 A 30 ms A 60 0011 A 10 A 60 210 A 30 ms A 60 007 A 100 A 62 12 A 10 ms A 60 07 A 1 Test Result 4349B Reading 0 Multimeter Reading 4 Resistor Calibration Value Resistance Measurement Accuracy Test Channel 4 Resistor Setting Voltage Setting Measurement Time Test Limits Test Result1 Measurement Uncertainty 106 100 V 10 ms 60 0212 2 106 2 106 60 0005 2 106 107 100 V 30 ms 60 0210 2 1...

Page 200: ... designed functions The functional tests can be used for post repair function veri cation Test Equipment Table 9 1 lists the test equipment required to perform the tests described in this section Equipment which equals or surpasses the key required speci cations of the recommended equipment may be used 9 22 Maintenance ...

Page 201: ...and IN4 switches to 0 3 Set up the equipment as shown in Figure 9 10 Figure 9 10 Handler Interface Functional Test Setup 4 Turn the 4349B ON 5 Reset the 4349B using the following procedure a Press to display the system reset settings b Select Yes using or and press Key Lock Function Test 6 Set the IN4 switch on the Handler Interface Tester to 1 7 Con rm that the all keys on the 4349B s front panel...

Page 202: ...d press c Select HNDL using or and press 13 Set the LED PW switch on the Handler Interface Tester to ON Caution Don t set the LED PW switch to ON except when doing the handler interface output test The LEDs may cause the 4349B to shut down during normal operation 14 Con rm that the LEDs on the Handler Interface Tester light in the order shown in Figure 9 11 in accordance with the 4349B display Fig...

Page 203: ... reset settings b Select Yes using or and press 2 Set up the equipment as shown in Figure 9 12 Figure 9 12 Contact Check Functional Test Setup 3 Set the SMU Test Adapter switch to Vo position 4 Set the measurement range to 10 A with the following procedure a Press to display the measurement range setup menu b Select 10 A using or and press 5 Set the measurement parameter to current I a Press b Sel...

Page 204: ...he 4349B displays N C No Contact 9 Connect the BNC m BNC m adapter to the MONITOR terminal of the SMU Test Adapter 10 Con rm that the N C disappears and the 4349B displays the measurement value 11 Press to change channel and test the other channels using the steps 2 to 10 9 26 Maintenance ...

Page 205: ...t If your instrument s serial number or ROM version is not listed on the title page of this manual in Table A 1 or Table A 2 make changes according to the yellow MANUAL CHANGES supplement In additions to information on changes the supplement may contain information for correcting errors Errata in the manual To keep this manual as current and accurate as possible Agilent Technologies recommends tha...

Page 206: ...two part ten character serial number that is stamped on the serial number plate see Figure A 1 attached to the rear panel The rst ve characters are the serial pre x and the last ve digits are the su x Figure A 1 Serial Number Plate A 2 Manual Changes ...

Page 207: ...on Limit Value Reading function LimitC O set Setting function OfsEnt Dut Capacitance Reading function MeasC Delete the following GPIB command SENSe CONTact DATA 1 2 3 4 SENSe CONTact LIMit 1 2 3 4 SENSe CONTact OFFSet 1 2 3 4 Manual Changes A 3 ...

Page 208: ... Refer to FETCh in Chapter 5 2 Measurement status 0 Normal 1 Overload 2 No Contact 3 Comparison result 1 In 2 High 4 Low 8 No Contact Table A 4 OVLD N C Operations Meas parameter I Display Handler Output GPIB Output1 Solutions Data Mode Comprtr Mode stat1 4 2 1 OVLD OVLD HIGH HI1 4 data1 4 9 9E37 Select an appropriate measurement range Overload comp1 4 3 2 stat1 4 2 2 Cancel the bad contact betwee...

Page 209: ...to an externally applied DC voltage The electrical circuits of the DC isolated outputs are divided into two groups to be able to separate power supplies refer to Table B 1 A simpli ed diagram of the output signals is shown in Figure B 1 for comparison signals and Figure B 2 for control signals Table B 1 Handler Output Electrical Characteristics Output Signals Voltage Output Rating Maximum Current ...

Page 210: ...4349B Figure B 1 Handler Interface Comparison Output Signals Diagram B 2 Handler Interface Installation ...

Page 211: ...p voltage powered by an external voltage source EXT DCV2 The input current is restricted by using a switch on the main board The electrical characteristics of the input signals are listed in Table B 2 A diagram for the input signals is shown in Figure B 3 Table B 2 Handler Input Electrical Characteristics Signal Input Voltage Input Current Low Pull up Voltage Circuit Common Low High 5 V 12 V 15 V ...

Page 212: ...4349B Figure B 3 Handler Interface Input Signal Diagram B 4 Handler Interface Installation ...

Page 213: ...e board Tools and Fasteners The 4349B mechanical components are secured using metric threaded fasteners Many fasteners in the 4349B may appear to be Phillips type but they are Pozidrive type fasteners To avoid damaging them use only Pozidrive screwdrivers to remove or tighten pozidrive type fasteners Procedure 1 Disconnect the power cable from the 4349B and allow enough time 10 minutes for the int...

Page 214: ...a Disconnect two atcables which connect the A2 board to the keyboard assembly and the LCD assembly b Remove the four screws that secure the A2 board to the stud c Disconnect the atcable which connects the A2 board to the A1 main board on the bottom d Remove the A2 board from the chassis B 6 Handler Interface Installation ...

Page 215: ... the dc dc converter b Remove the four studs that secure the A1 board to the chassis by rotating them using a at blade screwdriver c Remove the screws that secure the A1 board to the chassis d Remove the A1 board from the chassis Figure B 4 shows the location of the sockets for the pull up resisters J13 and J19 and the switch for EXT DCV2 voltage setting SW1 Table B 3 lists the location of the pul...

Page 216: ...4349B Figure B 4 A1 Main Board B 8 Handler Interface Installation ...

Page 217: ...ll up resistors for the comparison output signals Use the following equation to determine the value of the pull up resistors R R k Vp V 3 where Vp is the pull up voltage The typical pull up resistor values are Pull up Voltage Pull up Resistor Agilent Part Number 5 V 0757 0278 1 78 k 12 V 0757 0279 3 16 k 24 V 0757 0441 8 25 k 7 Mount the pull up resistors for the control output signals Refer to Fi...

Page 218: ... V 0757 0278 1 78 k 9 V 0757 0279 3 16 k 12 V 0698 3154 4 22 k 15 V 0757 0438 5 11 k EXT DCV2 EXT TRIG KEY LOCK SW1 1 SW1 2 SW1 3 5 to 6 V Close Close Close 6 to 9 V Close Open Close 9 to 15 V Open Close Open 8 Reinstall the A1 main board the A2 board and the cover B 10 Handler Interface Installation ...

Page 219: ... 8 OVLD LO1 4 stat1 4 2 3 Select an appropriate measurement range OVLD LOW data1 4 9 9E37 Cancel the bad contact between DUT and N C NO CONTACT1 4 comp1 4 3 12 contact pin 1 Refer to FETCh in Chapter 5 2 Measurement status 0 Normal 1 Overload 2 No Contact 3 Comparison result 1 In 2 High 4 Low 8 No Contact Note When OVLD and N C are detected at the same time stat and comp of the GPIB output are the...

Page 220: ...l the bad contact between DUT and N C N C N C NO CONTACT1 4 data1 4 9 9E37 contact pin No Contact comp1 4 3 8 OVLD HI1 4 stat1 4 2 3 Select an appropriate measurement range OVLD HIGH data1 4 9 9E37 Cancel the bad contact between DUT and N C NO CONTACT1 4 comp1 4 3 10 contact pin 1 Refer to FETCh in Chapter 5 2 Measurement status 0 Normal 1 Overload 2 No Contact 3 Comparison result 1 In 2 High 4 Lo...

Page 221: ...Error Messages This section lists the messages that are displayed on the 4349B s LCD display or transmitted by the instrument over GPIB in numerical order Messages 1 ...

Page 222: ... continues operation and does not assert the ALARM signal on the handler interface When this error occurs during self test the 4349B continues the operation and asserts the ALARM signal Contact your nearest Agilent Technologies o ce 16 PREV SETTING LOST Instrument settings in the backup memory have been lost The instrument keeps instrument settings in backup memory for 72 hours after being turned ...

Page 223: ... performed the stray capacitance is too high 75 pF or above for example when you connect a coaxial test lead to a triaxial test lead the coaxial cable is too long GPIB Errors 100 Command error This is a generic syntax error that the 4349B cannot detect more speci c errors This code indicates only that a command error as de ned in IEEE 488 2 11 5 1 1 4 has occurred 101 Invalid character A syntax el...

Page 224: ...he data type being parsed was encountered for example an alpha character in a decimal numeric or a 9 in octal data 123 Exponent too large The magnitude of the exponent was larger than 32000 see IEEE 488 2 7 7 2 4 1 124 Too many digits The mantissa of a decimal numeric data element contains more than 255 digits excluding leading zeros see IEEE 488 2 7 7 2 4 1 128 Numeric data not allowed Legal nume...

Page 225: ... data element was encountered but was not allowed by the 4349B at this point in the syntax analysis process 160 Block data error This error as well as errors 0161 and 0168 are generated when analyzing the syntax of a block data element This particular error message is used if the 4349B cannot detect a more speci c error 161 Invalid block data A block data element was expected but was invalid for s...

Page 226: ...sed but could not be executed because the interpreted value was outside the legal range as de ned by the 4349B see IEEE 488 2 11 5 1 1 5 223 Too much data A legal program data element of block expression or string type was received that contained more data than the 4349B could handle due to memory or related device speci c requirements 230 Data corrupt or stale Possibly invalid data new reading st...

Page 227: ...ed see IEEE 488 1 6 3 2 3 for example a query followed by DAB or GET before a response was completely sent 420 Query UNTERMINATED A condition causing an unterminated query error occurred see IEEE 488 2 6 3 2 for example the 4349B was addressed to talk and an incomplete program message was received 430 Query DEADLOCKED A condition causing an deadlocked query error occurred see IEEE 488 2 6 3 1 7 fo...

Page 228: ......

Page 229: ...CALCulate 1 2 3 4 LIMit CLEar 4 8 5 11 CALCulate 1 2 3 4 LIMit LOWer DATA 4 8 5 11 CALCulate 1 2 3 4 LIMit LOWer STATe 4 8 5 11 CALCulate 1 2 3 4 LIMit UPPer DATA 4 8 5 12 CALCulate 1 2 3 4 LIMit UPPer STATe 4 8 5 12 CALCulate 1 2 3 4 PATH 4 8 5 12 CALCulate subsystem 5 10 calculation sheet 9 12 channel 3 3 how to select 2 6 Ch key 3 4 cleaning 1 8 CLEar CALCulate 1 2 3 4 LIMit 5 11 CLS 4 13 5 30 ...

Page 230: ...Disp Mode key 3 5 E E key 3 8 Enter key 3 8 ERRor SYSTem 5 27 error queue 5 35 ESE 4 13 5 30 ESE 4 13 5 30 ESR 4 13 5 30 Execution Error Bit 5 35 External Trigger input 3 12 external trigger mode 2 12 3 6 4 11 GPIB command 5 29 external voltage source 2 2 F FEED DATA 5 14 FEED CONTrol DATA 5 14 FETCh 4 10 5 17 FORMat 4 12 5 18 FORMat subsystem 5 18 FUNCtion SENSe 5 23 G GET 4 10 GPIB address 3 6 h...

Page 231: ...IB command 5 23 how to select 2 6 4 6 Measurement Settings 2 14 3 4 measurement time mode 3 4 GPIB command 5 22 how to select 2 7 how to set 4 6 Min key 3 8 multi test voltages measurement 6 5 N N C C 1 numeric value 5 6 O OPC 4 8 5 30 OPC 4 8 5 31 OPEN correction 3 9 GPIB command 5 20 5 21 how to perform 2 5 4 5 OPEN correction data 5 21 Open key 3 9 Operation Complete Bit 5 35 Operation Status R...

Page 232: ...STATus OPERation CONDition 4 13 5 25 STATus OPERation ENABle 4 13 5 25 STATus OPERation EVENt 4 13 5 25 STATus PRESet 4 13 5 26 STATus QUEStionable CONDition 5 26 STATus QUEStionable ENABle 4 13 5 26 STATus QUEStionable EVENt 4 13 5 26 STATus subsystem 5 25 STB 4 13 5 32 stray capacitance 5 21 su x 5 7 supplemental performance characteristics 8 7 SYSTem BEEPer IMMediate 4 7 5 27 SYSTem BEEPer STAT...

Page 233: ...rope Agilent Technologies Test Measurement European Marketing Organization P O Box 999 1180 AZ Amstelveen The Netherlands tel 31 20 547 9999 Japan Agilent Technologies Japan Ltd Call Center 9 1 Takakura Cho Hachioji Shi Tokyo 192 8510 Japan tel 81 426 56 7832 fax 81 426 56 7840 Latin America Agilent Technologies Latin American Region Headquarters 5200 Blue Lagoon Drive Suite 950 Miami Florida 3312...

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