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ET4501/4502/4510

LCR Benchtop Digital Bridge

User Manual

Hangzhou Zhongchuang Electron Co.,Ltd

No3, Kangle Road, Gongshu District, Hangzhou, Zhejiang, China

Tel: 0086-571-56770221 / 13396517215

Website:

www.easttester.com

Содержание ET4501

Страница 1: ...1 4502 4510 LCR Benchtop Digital Bridge User Manual Hangzhou Zhongchuang Electron Co Ltd No3 Kangle Road Gongshu District Hangzhou Zhejiang China Tel 0086 571 56770221 13396517215 Website www easttester com ...

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Страница 3: ...ter Selection 错误 未定义书签 4 2 8 Secondary Parameter Selection 错误 未定义书签 4 2 9 Equivalent Mode Selection 错误 未定义书签 4 2 10Comparator Setting 12 4 2 11 List Scanning Function 错误 未定义书签 4 2 12 DCR MODE 错误 未定义书签 4 2 13 Electrolytic Capacitor Mode 错误 未定义书签 4 2 14 Relative Function 错误 未定义书签 4 2 15 Data Retention Function 错误 未定义书签 4 2 16 Data Recording Function Maximum Value Minimum Value Average Value 错误 未定义书签...

Страница 4: ...y non conformity please contact us as soon as possible to safeguard your interests Make sure that the following items are attached to the bridge where the optional accessories are included with the product only when ordered If any items are missing please contact your nearest sales office Standard Accessories Four terminal pair Kelvin test cable 35A51 Three core power cord 30A51 One User Manual Pl...

Страница 5: ...ly filter 4 If the instrument is not to be used for a long time please put it in the original box or similar box and store it in the ventilated room with temperature of 0 40 and relative humidity of not more than 85 RH The air in the room shall not contain harmful impurities corrosive to measuring instrument and direct sunlight shall be avoided 5 The instrument especially the test leads connected ...

Страница 6: ...l take ET4501as an example Measurement frequency up to 100kHz Test level 100 2000mV Support the measurement of DC resistance and electrolytic capacitor Internal bias voltage output 1mV 1500mV Automatic identification of component measurement 3 5 inch TFT display 5 and a half bits display USB RS232 communication interface Handle sorting Data recording function maximum and minimum values average val...

Страница 7: ...cuit correction Screening function The screening limit can be set from 50 to 50 with fixed points of 1 5 10 and 20 Selection of comparator Five gear sorting third gear qualified one gear failed one ancillary gear Communication Interface Standard configuration USB RS232 or 485 Handle interface Optional GPIB USB Host Others Support DCR electrolytic capacitor measurement mode adjustable backlight bri...

Страница 8: ...er connected to the power supply press down to turn on the instrument pop up the key to turn off the instrument 3 2 2 Direction Key In the interface of measurement display left and right keys control the cursor movement and up and down direction keys select parameters In the Interface of System Setting up and down direction keys control the cursor movement and left and right direction keys select ...

Страница 9: ...lay interface In input mode when the interface displays SHIFT it represents the number 2 Enable data retention In input mode when the interface displays SHIFT it represents the number 3 Quickly switch secondary parameters In input mode when the interface displays SHIFT it represents the number 4 Quickly set the value of the tolerance value only valid on the comparator interface In input mode when ...

Страница 10: ...sent the decimal point Press the button again to enter the open circuit short circuit calibration mode and press the button again to enter the calibration state After the calibration is completed press the button again to exit the calibration mode and return to the normal mode In input mode when the interface displays SHIFT it represents the symbol 3 3 Introduction of Rear Panel Fig 3 2 Rear Panel...

Страница 11: ...automation retention 4 2 Relative display 4 3 MAX MIN AVG label display 4 4 MAX MIN AVG value display 4 5 Local mode remote mode Note In the remote mode the keyboard cannot be used after entering the remote mode it is required to manually send instructions back to the local mode the default starting state of the instrument is the local mode 3 4 2 Interface of Measurement Setting Fig 3 4 Interface ...

Страница 12: ...sed frequency list 100Hz 120Hz 200Hz 400Hz 800Hz 1k 2k 4k 8k 10k 15k 20k 40K 50K 80K 100K Step 3 1 Increase or decrease the frequency by pressing the up and down direction keys the commonly used frequency list is as shown above The interface is as shown in Figure 4 2 2 Press Key enter into frequency set In the input state the digital bit that needs to be changed can be selected by the left and rig...

Страница 13: ... test level by directly pressing Commonly used test level list 100 mV 300 mV 600 mV 1 V 1 5 V 2 V Step 3 1 Increase or decrease the test level by using the up and down direction keys the commonly used test levels are as shown above 2 The step 3 of frequency set as reference 4 2 3 Offset Selection Turn on the instrument to enter the interface of measurement display move the cursor to the bias throu...

Страница 14: ...kΩ 10kΩ 30kΩ 100kΩ Method two Press the key to directly switch to the next range and the cursor moves to the range area 4 2 5 Output Impedance Selection The internal resistance is the Output Impedance of the test signal source This instrument offers two internal resistance options 30Ω and 100Ω Enter the Interface of Measurement Display move the cursor to the impedance through the left and right di...

Страница 15: ...h the component with the similar desired nominal value Step two Press the key to open the Interface of Measurement Setting At this time the position of the cursor is at the nominal value in default The nominal value is the value of the component under test and the nominal value shall reserve one digit after decimal point but the unit shall not be less than the minimum unit For example if the measu...

Страница 16: ...ursor to the comparator via the up and down direction keys and turn on off the comparator through the left and right direction keys 3 Tolerance Selection Method one Step 1 Turn on the instrument to enter the interface of measurement display press the key to enter the Interface of Measurement Setting with the interface as shown in Fig 4 5 Step 2 Use the direction key to move the cursor to the upper...

Страница 17: ...unqualified secondary parameter will be displayed on the AUX display If one of the main parameter and secondary parameter of NG is not qualified it will be displayed OUT as shown in Fig 4 7 The comparison process is as shown in Fig 4 8 Fig 4 7 Fig 4 8 Note If you want to save the current tolerance value press the key to save After saving the data set will not be lost after shutdown 4 2 11 List Sca...

Страница 18: ... resistance measurement mode The interface is as shown in Fig 4 11 Fig 4 11 4 2 13 Electrolytic Capacitor Mode Press to enter Electrolytic Capacitor Mode The interface is as shown in Fig 4 12 Fig 4 12 4 2 14 Relative Function Short press the key to open and take the current value as the reference value ...

Страница 19: ...key again to turn off the function The interface is as shown in Fig 4 14 Fig 4 15 4 2 16 Data Recording Function Maximum Value Minimum Value Average Value Press the key to switch and select the maximum minimum and average values The key pressing cycle is 4 times per cycle For example Press key the first time to display the maximum value press the second to display the minimum value press the third...

Страница 20: ... rt circuit correction Compensate for the stray admittance and residual impedance caused by the test fixture Precision measurement Step 1 Press the key to enter the correction interface The interface is as shown in Fig 4 17 If you do not want to perform correction press the Main parameter function key to exit In this mode only the key and the Main parameter function key are valid Open circuit OPEN...

Страница 21: ...nt Display Fig 4 18 Fig 4 19 4 2 18 Backlight Brightness Setting Step 1 Turn on the instrument to enter the interface of measurement display and press the key to enter the Interface of System Setting Step 2 Move the cursor to Brightness Adjustment through the up and down direction keys and switch the backlight brightness 30 50 70 100 through the left and right direction keys 4 2 19Power on Paramet...

Страница 22: ...ance 3 Measurement Parameter combination the combination of main parameter and any secondary parameter 5 2 Equivalent Mode SER series connection PAR parallel connection The actual inductance capacitance and resistance are not the ideal pure reactance or resistance elements but the complex impedance elements in series or parallel form this instrument calculates the required value according to the s...

Страница 23: ...rallel connection equivalent In general the series equivalent circuit shall be used for low value impedance elements basically high value capacitance and low value inductance on the contrary the parallel equivalent circuit shall be used for high value impedance elements basically low value capacitance and high value inductance Meanwhile it is advisable to determine the equivalent circuit according...

Страница 24: ...e maximum and minimum values of the measurement parameters that affect accuracy Frequency Hz 100 120 200 400 800 1K 2K 4K 8K 10K Cmax 800 667 400 200 100 80 40 20 10 8 Cmin 1500 1250 750 375 187 150 75 37 5 18 7 15 Lmax 1590 1325 795 397 5 198 8 159 79 5 39 8 19 9 15 9 Lmin 3 2 2 6 1 6 0 8 0 4 0 32 0 16 0 08 0 04 0 032 Z Rmax 1 Z Rmin 1 59 Frequency Hz 15K 20K 40K 50K 80K 100K Cmax 5 3 4 2 1 6 1 0...

Страница 25: ... 20words 20MΩ 10 00MΩ 20 00MΩ 5 0 10words 10MΩ 4 000MΩ 9 999MΩ 2 0 5words 4MΩ 400 0kΩ 3 9999MΩ 1 2 3words 400kΩ 40 00kΩ 399 99kΩ 0 3 3words 40kΩ 4 000kΩ 39 999kΩ 0 2 2words 4kΩ 400 0Ω 3 9999kΩ 0 2 2words 400Ω 40 00Ω 399 99Ω 0 2 2words 40Ω 4 000Ω 39 999Ω 0 3 3words 4Ω 0 400Ω 3 999Ω 1 0 5words 0 4Ω 0 000Ω 0 399Ω 3 0 10words 5 5 Test Signal Frequency Frequency accuracy 0 02 5 6 Test Signal Level Test...

Страница 26: ...unication with the computer Communication protocol refers to SCPI part 6 2 RS232 INTERFACE The RS232 connector uses 9 pin DB socket with the pin sequence as shown below Pin definition 2 pins RXD receive data 3 pins TXD send data 5 pins GND ground 7 SCPI COMMAND REFERENCE Omitted If necessary please contact the manufacturer for it 8 Precautions and Warranty 8 1 Packaging Measuring instruments shall...

Страница 27: ... 8 4 Warranty This instrument shall be maintained and repaired by professional technical personnel please do not arbitrarily replace various components within the instrument in maintenance after the maintenance a new measurement and calibration shall be carried out so as not to affect the test accuracy The warranty range shall not include the damage to the instrument due to the user s blind mainte...

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