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User’s Guide

JK2520B/JK2520C

Battery Internal Resistance Tester

4

3/4

bit AC resistance reading

6 bit DC voltage readings

Resistance test range

0.000mΩ~33.000kΩ

Voltage test range

0.00000V~120.000VDC

0.2% resistance accuracy, 0.01% voltage accuracy.

Test speed up to 145 times / sec.

HANDLER interface

Optional 18 gear sorting

RS-232C inerface

JinAiLian Electronic Technology Co.,Ltd

C3, No.22 Building, New Impetus Pioneering
Center, No.1, North Qingyang Road, Tianning

District, Changzhou City

Tel

4001128155

Fax

0519-85565067

Http://www.jaldz.com

Http://www.jk17.com

Jinko

Sales service e-mail:[email protected]

It is a registered trademark of

Technical support e-mail :[email protected]

JinAiLian Electronic Technology Co.,Ltd

Summary of Contents for JK2520B

Page 1: ...eed up to 145 times sec HANDLER interface Optional 18 gear sorting RS 232C inerface JinAiLian Electronic Technology Co Ltd C3 No 22 Building New Impetus Pioneering Center No 1 North Qingyang Road Tianning District Changzhou City Tel 4001128155 Fax 0519 85565067 Http www jaldz com Http www jk17 com Jinko Sales service e mail mailjk17 163 com It is a registered trademark of Technical support e mail ...

Page 2: ...ore starting to use the instrument The company will not be liable for any personal and property losses caused by non compliance with the following provisions Instrument grounding to prevent the danger of electric shock please connect the power ground Do not use the instrument in an explosive gas environment Do not use the instrument in an inflammable and explosive gas steam or dust environment The...

Page 3: ...users Two years later until the instrument is life long JinAiLian will provide maintenance by charging For VFD or LCD replacement the cost is charged at the current cost price If product damage is found please contact JinAiLian to get information that you agree to return or replace After that please send the product back to the seller Please be sure to explain the cause of the product damage and p...

Page 4: ...If one of these clauses contravenes local laws or because certain jurisdictions do not permit the exclusion or restriction of implied warranties the local laws and regulations prevail then this clause may not apply to you However the ruling of this clause does not affect the validity and enforceability of other provisions ...

Page 5: ...on 8 2 2 1 Test frequency 8 2 2 2 Range 8 2 2 3 Test speed 8 2 2 4 Trigger mode 9 2 2 5 Basic accuracy 9 2 2 6 The maximum reading 9 2 2 7Calibration function 9 2 2 8 Comparator function sorting function 9 2 2 9 System settings 9 2 2 10 Interface 9 3 Start 10 3 1 the front panel 10 3 1 1 Front panel description 10 3 1 2 Rear panel 10 3 2 Power up start 11 3 2 1 starting up 11 3 3 Connection of tes...

Page 6: ...dification date and time 18 6 1 3 Account Settings 19 6 1 4 Beep set up 20 6 1 5 baud rate set up 20 6 1 6Communication instruction handshake switch 20 6 1 7 Communication result delivery mode 21 6 2System information page 21 7 Processor Handler interface JK2520B 22 7 1 Terminal and signal 22 7 2 Connection mode 23 8 Remote communication 24 8 1 RS 232C 24 8 1 1 RS232C Connect 25 8 2 handshake prot...

Page 7: ...4 COMParator TOLerance RNOMinal 31 9 6 5 COMParator TOLerance VNOMinal 32 9 6 6 COMParator TOLerance RLMT 32 9 6 7 COMParator TOLerance VLMT 32 9 7 TRIGger subsystem 32 9 7 1 TRIGger IMMediate 32 9 7 2 TRIGger SOURce 32 9 7 3 TRG 33 9 8 FETCh subsystem 33 9 9 CORRection subsystem 33 9 9 1 CORRection SHORt 33 9 10 SYSTem subsystem 33 9 10 1 SYSTem LANGuage 34 9 10 2 SYSTem SENDmode 34 9 11 IDN subs...

Page 8: ...9 1 command tree structure 27 Fig 9 2 DISPlay subsystem tree 29 Fig 9 3 FUNCtion subsystem tree 30 Fig 9 4 COMParator subsystem tree 30 Fig 9 5 TRIGger subsystem tree 32 Fig 9 6 FETCh Subsystem tree tree 33 Fig 9 7 SYSTem subsystem tree 33 Fig 9 8 SYSTem subsystem tree 34 Fig 9 9 IDN Subsystem tree 34 Table list Table 4 1 range of ranges 13 Table 4 2 Range of change 13 Table 4 3 test range specifi...

Page 9: ...AiLian sales department or distributor immediately 1 2 power requirements JK2520B can only be used in the following power supply conditions Voltage 85VAC 250VAC Frequency 50Hz 400Hz Warning to prevent the danger of electric shock please connect the power ground If the user changes the power cord ensure the reliable connection of the power cord 1 3 operation environment JK2520B must be used under t...

Page 10: ...automatic pipeline test and the enhanced IO signal can directly drive power relay and signal relay The instrument has built in RS 232C interface optional USB232 interface and RS485 interface universal data acquisition software database function and Excel export function It can be effectively used in remote control and data acquisition and analysis The instrument uses Jinko instruments to enhance t...

Page 11: ...peed high speed and high speed All channels are opened and manual range mode Slow 1 times sec Fast 10 times sec Medium speed 30 times sec High speed 145 times sec JK2520C 2 2 4 trigger mode Internal external manual and remote triggers 2 2 5 Basic accuracy JK2520C resistance 0 2 voltage 0 2 JK2520B resistance 0 5 voltage 0 05 2 2 6 Maximum reading resistance 33 000 JK2520C voltage 120 000 JK2520B v...

Page 12: ...ch supports the largest 115200bps is compatible with SCPI protocol and ASCII transmission Handler interface All optical coupling isolation input and output with built in pull up resistors Supports internal 5V and external maximum 35V power supply Input trigger signal Output All sorting comparison result signals Measuring synchronous signal EOC High current drive output direct drive relay 3 Start I...

Page 13: ...ay 2 Power switch 3 System function keys 4 Test end 5 USB disk interface 6 Qualified unqualified 7 8 Digital keyboard 9 Cursor key 10 Display key 3 1 2 Understanding the rear panel Fig 3 2 rear panel 1 blowhole 2 Power socket without fuse fuse in instrument ...

Page 14: ... test folder is the low end of the test end To ensure the accuracy of the instrument test it with a random Kelvin test clip Warning it is strictly forbidden to directly connect the alternating current source and voltage source to the test end 4 Meas Measuring main page Measurement homepage includes measurement display page related settings Data recording function 4 1 measurement display page Press...

Page 15: ...rding to inherent cycle manual Every time the Trig key is pressed the instrument performs a measuring cycle Other times the instrument is in wait state external An ascending edge pulse is received from the Handler interface of the rear panel and the instrument performs a measuring cycle The other time is waiting Please refer to the Handler interface remote After receiving the RS232 trigger command...

Page 16: ...he range of variation for each range is as follows Table 4 1 Range of change Range number Range name 10kΩ Range 3 2kΩ 33kΩ 6 1kΩ 320Ω 3 3kΩ 5 100Ω 32Ω 330Ω 4 10Ω 3 2Ω 33Ω 3 1Ω 320mΩ 3 3Ω 2 100mΩ 32mΩ 330mΩ 1 10mΩ 33mΩ JK2520B have 4 ranges The range of variation for each range is as follows Table 4 2 Range of change Range number Range name Range 4 10Ω 3 2Ω 33Ω 3 1Ω 320mΩ 3 3Ω 2 100mΩ 32mΩ 330mΩ 1 ...

Page 17: ... instrument will automatically select the range Manual The instrument is locked in the current range nominal The instrument will select the best range according to the nominal value Increase Increase the range number and change the range to lock Decrease Decrease the range number and change the range to lock Note When the range is automatic the instrument makes a range prediction for each measurem...

Page 18: ...fication Beep or close Beep Beep setting The first step is to enter the measurement page The second step is to use the cursor keys to select the Beep field The third step is to use function key selection Function key Function Close Beep closed Qualified Beep When the sorting result is qualified GD the buzzer calls Unqualified Beep When the sorting result is unqualified NG the buzzer calls 4 2 Stat...

Page 19: ... data page save to U disk function key save all data to external USB disk The format is CSV format Reset function key point the data pointer to the first row and the previous data will be overwritten formatting function key emptying all storage data next page function used for page browsing 5 Setup set page In this chapter you will learn all the settings Measurement setting Temperature compensatio...

Page 20: ...ettings page 5 1 1 Comparator settings SCPI Command COMP RMOD OFF ABS PER SEQ SCPI Command COMP VMOD OFF ABS PER SEQ The instrument can compare resistance and voltage at the same time or separately There are 3 ways to compare absolute value comparison delta Percentage comparison delta Sequential comparison SEQ Absolute value measured value nominal value Percentage measured value nominal value nomi...

Page 21: ...unction keys to select them 5 1 3 Lower limit and upper limit setting section SCPI Command COMParator TOLerence RLMT lower upper limit SCPI Command COMParator TOLerence VLMT lower upper limit Input limit value The first step is to enter the comparator page The second step uses the cursor key to select the lower limit of resistance or the lower voltage limit field The third step is to use numeric k...

Page 22: ...e the system configuration of the instrument System configuration page System information page Any time you press the Meas or Setup key the System key appears at the bottom of the main page 6 1 System configuration page Under the Meas or Setup main page press the system key to enter the system configuration page The system configuration page includes the following settings LANGUAGE Date time setti...

Page 23: ...ime The instrument uses 24 hours of clock Change date The first step is to enter the system setup interface The second step is to use cursor keys to select date fields The third step is to use the function key to set the date Function key Function Year 1 year Year 1 year Month 1 momth Day 1 day Day 1 day Change the clock The first step is to enter the system setup interface The second step is to u...

Page 24: ... you forget your password please call our sales department user In addition to the operation of the system service page and the file page the data set is not allowed to be saved Administrator password settings The first step is to enter the system configuration page The second step uses cursor keys to select account fields The third step is to use function keys to select Function key Function Chan...

Page 25: ...ts 8 bits Stop bit 1 bits Parity check None Baud rate configurable Set baud rate The first step is to enter the system configuration page The second step uses the cursor key to select the baud rate field The third step is to use function key selection Function key Function 1200 If you use a communication converter with optocoupler isolation please use this baud rate 9600 38400 57600 115200 It is r...

Page 26: ... follows 3 549568e 01 3 827993e 00 RV GD 3 549911e 01 3 827931e 00 RV GD 1 000000e 20 1 000000e 20 RV NG The format is resistance value voltage value comparison result Among them 1 000000e 20 Representing data opening or overflow Set the steps of result sending The first step is to enter the system configuration page The second step is to use the cursor key to select result delivery fields The thi...

Page 27: ...rigger start input and other signals Through this interface the instrument can conveniently control the components of the user system to complete the automatic control function 7 1 connecting terminal and signal Fig 7 1 connecting terminal Output all signals are low effective Table 7 1 Output pin definition Pin Name Explain 1 R OK 0 R OK 2 V OK 0 V OK 3 RV OK 0 RV OK 5 RV NG Total unqualified outp...

Page 28: ...CC Internal VCC power supply positive end 5V 1A 1 3 External triggering 6 7 PASS 8 9 FAIL 7 2 Connection mode Use external power supply recommended Please connect the external power to the following pin simultaneously VCC 33 34 foot GND 27 30 foot Internal power supply 35 36 floating Use internal power supply Note In the case of unknown or uncertain power internal power supply should not be used o...

Page 29: ...oltage should not exceed the power requirements To avoid damage to the interface please connect after the instrument is closed If the output signal user is used to control the relay the output terminal driven by Darlington can drive the low power relay and the signal relay Reverse diode has been integrated inside the instrument Fig 7 2 Input schematic diagram Trig Figure JP204 and JP205 factory co...

Page 30: ...computers computers and peripherals RS is abbreviation of Recommended Standard recommended standard 232 is the standard number which was officially published by the American Electronics Industry Association EIA in 1969 It provides for one data line at a time Most serial port configurations are usually not strictly based on the RS 232 standard 25 core connectors are used at each port computers toda...

Page 31: ...e straight through cables to Jinke instrument format The user s self made 3 wire cable should pay attention to Using the DB9 port that comes with the PC you may want to shortcut the 4 6 7 8 connection of the DB 9 connector pin on the computer side Fig 8 1 RS 232 interface on the rear panel Suggestion to avoid electrical shock please turn off the instrument power when inserting connectors Default c...

Page 32: ...ilure Please check cable connection 3 The communication format of the high level language program is wrong Please try to check the serial port number is the communication format correct And whether the baud rate is the same as that of the instrument 4 If the instrument is parsing the last command the host will not be able to receive the response of the instrument Please try again later The problem...

Page 33: ... only parses and responds to ASCII code data 2 The SCPI command string must end with NL n ASCII 0x0A and the command parser does not start executing the command string until it receives the terminator or a buffer overflow 3 If the instruction handshake is turned on the command parser sends the character back to the host immediately after each character is received and the host can only continue se...

Page 34: ... called subsystem commands The subordinate command is valid only if the subsystem command is selected and the SCPI uses a colon to separate the high level command from the low level command Fig 9 1 Command tree structure For example ROOT CCC DDD ppp ROOT CCC DDD Third level ppp Parameters 9 2 Commands and parameters A command tree is composed of commands and parameters separated by 1 spaces ASCII ...

Page 35: ... MILLI M 1E 6 MICRO U 1E 9 NANO N 1E 12 PICO P 1E 15 PEMTO F 1E 18 ATTO A Hint the rate is not case sensitive and its writing is different from the standard name 9 2 3 Delimiter The instrument command parser accepts only the allowable separator In addition the separator command parser will generate the Invalid separator illegal delimiter error These separators include semicolon Used to separate tw...

Page 36: ... prompt bar DISPlay subsystem tree DISPlay PAGE MEASurement SETUp SYSTem SYSTEMINFO SINF LINE string 9 4 1 9 4 1 DISPlay PAGE DISP PAGE To switch to the specified page Command grammar DISPlay PAGE page name Parameters page name Including MEASurement Measurement display page SETUp settings page SYSTem System configuration page SYSTEMINFO SINF System information page For example Send out disp page s...

Page 37: ...C RANG Query response range number For example Send out FUNC RANGE NL Return 5 NL 9 5 2 FUNCtion RANGe MODE FUNC RANG MODE Used to switch the range Command grammar FUNCtion RANGe MODE AUTO HOLD NOMinal For example Send out FUNC RANG MODE NOM NL Switch to nominal range mode Query syntax FUNC RANG MODE Query response AUTO HOLD NOM 9 5 3 FUNCtion RATE FUNC RATE Used to set test speed Command grammar ...

Page 38: ... Query syntax COMP RMOD Query response OFF ABS PER SEQ 9 6 2 COMParator VMODe COMParator VMODe used to set the voltage comparator mode Command grammar COMParator VMODEe OFF ABS PER SEQ parameter OFF ABS PER SEQ Among them ABS Absolute value sorting mode PER Percentage sorting mode SEQ Sequential sorting mode For example Send out COMP VMOD SEQ NL Open comparator And set to sequential comparison mod...

Page 39: ...VNOM NL Return 1 0000E 00 NL nominal value is 1V 9 6 6 COMParator TOLerance RLMT COMP TOLerance RLMT Used to set the nominal value Command grammar COMParator TOLerance RLMT float lower limit float Upper limit For example Send out COMP TOL RLMT 10 10 If the percentage is selected the lower limit is 10 and the upper limit is 10 Query syntax COMP TOL RLMT Query response scifloat scifloat For example ...

Page 40: ...UR Query response INT MAN EXT BUS 9 7 3 TRG TRG When the trigger source is set to BUS a trigger is generated and the data that triggers the test is returned Command grammar TRG For example Send out TRG NL The instrument is tested once and returns the test data Return 9 9651e 01 in 0 0000e 00 ng NL resistance value Resistance file voltage value voltage file 9 8 FETCh subsystem FETCh Used to obtain ...

Page 41: ...a set by the subsystem will not be stored inside the instrument Fig 9 8 SYSTem Subsystem tree SYSTem LANGuage ENGLISH CHINESE EN CN SENDmode FETCH AUTO 9 10 1 SYSTem LANGuage Instrument language settings Command grammar SYSTem LANGuage ENGLISH CHINESE EN CN For example Send out SYST LANG EN NL Set to English display Query syntax SYST LANG Query response ENGLISH CHINESE 9 10 2 SYSTem SENDmode SYST ...

Page 42: ... SAV subsystem The SAV subsystem is used to save all the modified settings to the internal disk of the instrument Query syntax SAV Query response OK For example Send out SAV NL Return OK NL 9 Specifications You will learn the following Technical indicators General specification Outline size 10 1 Technical indicators The following data are measured under the following conditions Temperature conditi...

Page 43: ...ator RANGE Max Reading Resolution ULTRA FAST MED SLOW 0 6V 12 000V 100μV 0 5 100 0 3 50 0 2 10 0 2 5 1 60V 120 000V 1mV 0 5 100 0 3 50 0 2 10 0 2 5 JK2520B AC resistance indicator RANGE Max Reading Resolution FAST SLOW Test Current 1 10mΩ 30 00mΩ 10μΩ 1 5 10 1 5 150mA 2 100mΩ 300 00mΩ 100μΩ 1 5 10 1 5 15mA 3 1Ω 3 00Ω 1mΩ 1 5 10 1 5 1 5mA 4 10Ω 30 00Ω 10mΩ 1 5 10 1 5 150μA JK2520B DC voltage indica...

Page 44: ...ified and unqualified Triggering internal external manual and remote triggering Interface processor Handler interface RS232 interface Optional interface RS485 and USB 232 interface Programming language SCPI UPS Online measurement JK2520B do not support UPS online measurement JK2520C support UPS online measurement Auxiliary function keyboard lock 10 3 Environmental requirements Environment indicato...

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