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User's Guide
JK628
HANDHELD LOW RESISTANCE TESTER
Changzhou Jinailian Electronic Technology Co., Ltd
No.C3,Building 22,New Impetus Pioneering Center, No.1,Qingyang North Road,Tianning
District,Changzhou,Jiangsu,CN
TEL: 0086-519-85563477
FAX: 0086-519-85565067
https://jinailian.en.alibaba.com
www.jk17.com
www.jaldz.com
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Table of Contents
Related Manuals for Jinko JK628
Summary of Contents for Jinko JK628
- Page 1 User’s Guide JK628 HANDHELD LOW RESISTANCE TESTER Changzhou Jinailian Electronic Technology Co., Ltd No.C3,Building 22,New Impetus Pioneering Center, No.1,Qingyang North Road,Tianning District,Changzhou,Jiangsu,CN TEL: 0086-519-85563477 FAX: 0086-519-85565067 https://jinailian.en.alibaba.com www.jk17.com www.jaldz.com...
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Page 2: Contents Statement
Disclaimer Before you start using the instrument, please read the following safety information carefully. Jinko Instruments will not bear any responsibility for personal safety and property damage caused by the user's failure to comply with the following terms. -
Page 3: Limited Warranty And Liability
CERTIFICATION, LIMITED WARRANTY, & LIMITATION OF LIABILITY Jinailian Electronic Technology Co., Ltd （shortened form Jinailian）certifies that this product met its published specifications at the time of shipment from the factory. Jinailian further certifies that its calibration measurements are traceable to the People’s Republic of China National Institute of Standards and Technology, to the extent allowed by the Institution’s calibration facility or by the calibration facilities of other International Standards Organization members. -
Page 4: Table Of Contents
Contents Statement..............................1 Security Information..........................1 Limited Warranty and Liability ......................2 Table of Contents............................3 1.Installation and Setup Wizard ......................5 1.1 Packing List ..........................5 1.2 Power requirements .........................5 1.3 Operating environment......................5 1.4 Cleaning...........................5 1.5 Replace the battery........................5 1.6 Adjusting Support........................6 2.Overview ............................7 2.1 Introduction..........................7 2.2 Main specifications........................7 2.3 Main functions..........................7 2.3.1 Calibration function......................7... - Page 5 4.3.3 Comparator [lower limit], [upper limit]..............18 4.4 <File Settings> page.......................18 4.4.1 [File]..........................19 4.4.2 [File Name].........................19 5. [Setup] setting display........................20 5.1 <Setting Display> page......................20 5.1.1 Setting [Temperature Compensation]................20 5.1.2 Setting [Temperature Coefficient]................21 5.1.3 Setting the [Reference temperature]................21 5.1.4 Setting [Range Delay]....................21 5.1.5 Set [Calculate]......................21 5.1.6 Set [electrode constant]....................22 5.2 Temperature Calibration......................22...
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Page 6: Installation And Setup Wizard
Warning: Do not use power adapters of other specifications. The instrument can only use our company's power supply and rechargeable lithium battery! 1.3 Operating environment JK628 must be used under the following environmental conditions: Temperature: 0 ℃ ～ 55 ℃, Humidity: less than 70% RH at 23 ℃... -
Page 7: Adjusting Support
1. Use a screwdriver to loosen the screws on the battery cover and remove the battery cover. 2. Remove the plug from the old battery and plug in the new battery, paying attention to the direction of the plug. 3. Insert the new battery into the battery compartment, close the battery cover, and tighten the screws. -
Page 8: Overview
Accurate and convenient measurement. JK628 is equipped with a 5.6 "high-definition color LCD display. The large font display makes it easier for you to read data. The instrument can test resistances from 10μΩ ～ 200KΩ with a maximum display of 20,000. -
Page 9: System Settings
nominal value is compared with the limit of each file. Percent Tolerance TOL Sorting: The percentage deviation between the measured value and the nominal value is compared with the limit of each file. Sequential comparison sorting: the measured value is directly compared with the upper and lower limits ●... -
Page 10: Interface Panel
3.2 Interface Panel Figure 3-1 Interface panel function description 1: external power supply and charger interface 2. Mini-USB communication interface for remote communication. 3. RS485 expansion interface. 4.USB interface can save data. 3.3 Use of external power The instrument comes standard with a power adapter. In addition to supplying power to the instrument, this power supply also charges the lithium battery inside the instrument. -
Page 11: Connection Of Test Terminal
3.5 Test connection The instrument uses four-terminal tests to improve accuracy. Before testing, please insert the test lead of the instrument into the instrument jack. Figure 3-4 Connect the test terminal Warning: Do not apply DC voltage or current to the test terminal, otherwise it will damage the instrument. Warning: When testing a charged device, make sure that its charge is discharged before measuring. -
Page 12: Measure [Trigger]
Note: The measurement data and sorting results are only valid on the <Measurement Display> page. Figure 4-1 <Measurement Display> page 4.1.1 Measurement [Trigger] The instrument has 3 trigger modes: internal trigger and manual trigger. Table 4‐1 Trigger Mode Description Trigger method Description Internal also called continuous test. -
Page 13: Measurement [Range]
~ 200mΩ 20mΩ 0 ～ 20mΩ Note: For detailed specifications of JK628, please refer to the table on the specification page. ■ Steps for setting test range: Step 1 Select the [Measurement Display] function key in the upper bar to switch to the <Measurement Display>... -
Page 14: Measurement [Mode]
100uA 10uA 10uA 10uA Note: For the parameters of JK628 working current and accuracy, please refer to the table on the specification page. ■ Steps for setting current mode: Step 1 Select the [Measurement Display] function key in the upper bar to switch to the <Measurement Display>... -
Page 15: Measurement [Speed]
4.1.4 Measurement [Speed] The instrument provides 3 sampling rates: slow, medium, and fast. The slower the speed, the more accurate and stable the test results (AT518L only has a slow speed). ■Steps for setting the sampling rate: Step 1 Select the [Measurement Display] function key in the upper bar to switch to the <Measurement Display>... -
Page 16: Information Field On
The beep is turned off 4.1.7 Information bar on <Measurement Display> page Below the instrument test results, the instrument also displays the sorting results and related parameters. These information are modified in the <Compare Settings> main page and are here for reference. All pages include a status bar and task bar.Page -
Page 17: Short Circuit] Cleared
In order to achieve the accuracy specified by the technical indicators, short-circuit clearing is necessary. Replace the test fixture or test cable. Short-circuit again. When the temperature changes greatly, please perform short circuit reset in time. Before starting to zero, please short the test clip as follows. Figure 4-2 Correct test terminal short circuit method The following example is wrong! 4.2.1 [Short circuit] Clear... -
Page 18: Comparator [Method]
● Upper limit-enter the upper limit Figure 4-4 <Comparator Settings> page 4.3.1 Comparator [Method] The instrument's built-in comparator has three comparison methods: absolute value, relative value, and direct reading value. ■ Set the comparison mode steps: Step 1 Press the [Display] shortcut key to enter the measurement <measurement display>... -
Page 19: Comparator [Lower Limit], [Upper Limit]
Step 1 Press the [Display] shortcut key to enter the measurement <measurement display> main page Step 2 Press the [System] function key in the upper bar to switch to the <System Settings> page Step 3 Press the [Comparator] function key in the upper bar to switch to the <Comparator Settings>... -
Page 20: File]
computer. Insert the USB flash drive into the USB-DISK slot on the top of the instrument, press the [Display] key, and then press the function key [System] to enter the <System Settings> page, and then press the function key [File Settings] to enter the <File Settings>... -
Page 21: Setup] Setting Display
page. Step 3 Press the [File Settings] function key in the upper bar to switch to the <File Settings> page. Step 4 Use the cursor keys to select the corresponding [File name] field Function key Function Import Open the currently selected file and record the data in this file Cover the currently selected file Cover Delete the currently selected file... -
Page 22: Setting [Temperature Coefficient]
5.1.1 Setting [Temperature Compensation] Temperature settings include: on and off (not available in AT518L). ■ Set temperature compensation steps Step 1 Press the [System] key to enter the <System Settings> main page Step 2 Press the [Set Display] key to enter the <Set Display> main page Step 3 Use the cursor keys to select the [Temperature compensation] field;... -
Page 23: Set [Electrode Constant]
Step 4 Use the numeric keys to enter data and press the [Enter] key 5.1.5 Setting [Calculation] ■ Set calculation steps: Step 1 Press the [System] key to enter the <System Settings> main page Step 2 Press the [Set Display] key to enter the <Set Display> main page Step 3 Use the cursor keys to select the [Calculation] field;... -
Page 24: System Configuration
probe, select this function key to achieve it (AT518L does not have this function). ■ Temperature reset steps: Step 1 Press the [System] key to enter the <System Settings> main page Step 2 Press the [Set Display] key to enter the <Set Display> main page Step 3 Press the [Temperature Reset] function key Step 4... -
Page 25: System [Language]
6.1.1 System [Language] The instrument supports Chinese and English languages. ■ Set the language steps: Step 1 Press the display button to enter the main page Step 2 Select the [System] button in the task bar to enter the <System Settings> page Step 3 Use the cursor keys to select the [Language] field Step 4... -
Page 26: System [Reduce Brightness]
Step 2 Select the [System] button in the task bar to enter the <System Settings> page Step 3 Use the cursor keys to select the [Backlight] field Step 4 Press the [enter] key to set the backlight Function key Function Brightness 10% Brightness 25% default brightness... -
Page 27: System [U Disk Timing]
6.1.6 Baud rate Set [baud rate] The instrument has a built-in Mini-USB interface. After sensing the signal conversion of the Mini-USB interface, the instrument communicates with the host at the set baud rate immediately, and the keyboard is locked. In order to communicate correctly, please make sure that the baud rate is set correctly. If the baud rate between the host computer and the instrument is different, the communication cannot be performed correctly. -
Page 28: Specifications
■ View system information steps: Step 1 Press the display button to enter the main page Step 2 Select the [System] button in the task bar to enter the <System Settings> page Step 3 Select the [System Information] button in the task bar to enter the <System Information>... -
Page 29: Low Current Test
Slow: about 3 times / second Test current accuracy: 10% JK628 Range Maximum Resolu- Fast Medium Test Test reading tion Speed /Slow current terminal speed open circuit voltage ≤0.5%±5 ≤0.5%±3 字 20mΩ 20.00mΩ 10μΩ 100mA <1V 200mΩ 200.00mΩ 10μΩ 字... - Page 30 ● Battery charging time <5h ● Maximum power consumption ≤5W ● Long continuous working time ≥8h ● Length, width and height: 229mm * 148mm * 46mm ● Weight: 650g JK628 user manual- Simplified English version Copyright: Changzhou Jinailian Electronic Technology Co., Ltd. 29/29...
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