East Tester ET45 Series, User Manual

Page 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 eastteste...

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Page 3: ...y Speed Selection 4 2 7 Main Parameter Selection 4 2 8 Secondary Parameter Selection 4 2 9 Equivalent Mode Selection 4 2 10Comparator Setting 12 4 2 11 List Scanning Function 4 2 12 DCR MODE 4 2 13 El...

Page 4: ...mity 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 w...

Page 5: ...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...

Page 6: ...01as 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 identific...

Page 7: ...n 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 C...

Page 8: ...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 mo...

Page 9: ...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 pa...

Page 10: ...imal 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...

Page 11: ...tention 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 i...

Page 12: ...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...

Page 13: ...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...

Page 14: ...100k 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...

Page 15: ...nent 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 v...

Page 16: ...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 inte...

Page 17: ...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...

Page 18: ...easurement 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 Relat...

Page 19: ...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...

Page 20: ...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...

Page 21: ...ig 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...

Page 22: ...ment 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 resista...

Page 23: ...tion 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 equivalen...

Page 24: ...d 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...

Page 25: ...0 20words 20M 10 00M 20 00M 5 0 10words 10M 4 000M 9 999M 2 0 5words 4M 400 0k 3 9999M 1 2 3words 400k 40 00k 399 99k 0 3 3words 40k 4 000k 39 999k 0 2 2words 4k 400 0 3 9999k 0 2 2words 400 40 00 399...

Page 26: ...he 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 T...

Page 27: ...y 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...