Jinhan JDS3022E Manual
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Jinhan JDS3022E Manual

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Foreword
：
Dear users
Hello ！
Thank you for purchasing a new handheld oscilloscopes from Jin Han
electronic.In order to properly
，
，
use this instrument
please read the full text of this manual carefully before using the instrument
，
especially about the "safety precautions" part.If you have finished reading this specification
we
，
recommend that you instructions for proper custody
together with the instrument placed or placed where
，
you can access at any time
For future inspection during use.
Copyright Information
Hefei Jin Han Electronic Technology Co., Ltd. All rights reserved.
，
Jin Han-electronic products by China or other countries patent protection
including been made or pending
patent applications.The Company reserves have to change product specifications and prices right.Jin Han
，
All rights reserved.Licensed software products are all made of Jin Han
protected by national copyright
laws and international treaty provisions.
If the original purchaser from the date of purchase of the product within two years, the products are sold
or transferred to third parties, the warranty period shall be the date of the products from the original buyer of
1

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Summary of Contents for Jinhan JDS3022E

  • Page 1 Foreword ： Dear users Hello ！ Thank you for purchasing a new handheld oscilloscopes from Jin Han electronic.In order to properly ， ， use this instrument please read the full text of this manual carefully before using the instrument ， especially about the "safety precautions"...
  • Page 2 gold from Jin Han or authorized distributors from two year.Probes and other accessories and fuses are not a guarantee of protection. If proven applicable warranty period the product is defective, Jin Han discretion to repair the defective product without charge for parts and labor costs, or (determined by Jin Han) with an equivalent product to replace the defective product.Jin Han for warranty parts, modules and replacement products may be new or reconditioned to like new performance.All components, modules and products culvert replacement will become the property of Jin Han.
  • Page 3 Any damage or malfunction to use the service personnel is not Jin Han caused battery repair; Maintenance has been modified or integrated with other products (if such modification or integration increases the time or difficulty of servicing the product). This is guaranteed by Jin Han-made for this product, used to replace any other express or implied.Jin Han and dealers refused for a particular purpose of merchantability or fitness for any implied warranty.In the case of breach of this warranty, Jin Han is responsible for the repair or replacement of defective products is the sole and exclusive remedy available to customers.No matter whether Jin Han and dealers are pre-...
  • Page 4 ● Properly connected probe The same probe ground and ground potential,do not connect the ground wire to a high voltage. And during the test, do not touch the exposed contacts and components. ● View all terminal ratings Inorder to avoid the impact of fires and excessive current, please view all ratings and markings of this product.
  • Page 5 WARNING: Warning statements indicate might endanger the safety of life conditions and behavior. Note: Note the statement pointed out that this product could result in property damage and other conditions and behavior. Terms on the Product: These terms may appear on the product DANGER: Indicates that there is a direct risk of harm exists near the mark.
  • Page 6 Before the speech This manual introduces JHJDS30 series with information about the operation of the digital storage oscilloscope. Includes the following chapters in this manual: ◆User guide: Simple introduces the portable digital storage oscilloscope front panel, the user interface, function and probe compensation. ◆...
  • Page 7 rate JHJDS3012A Single channel+ multimeter 30Mhz 250MSa/s 16Kpts +signal generator + recorder + serial port center JHJDS3012E Single channel + signal generator 30Mhz 250MSa/s 16Kpts + recorder + serial port center JHJDS3022A Dual channel + multimeter, signal 30Mhz 250MSa/s 16Kpts×2 generator + recorder + serial port center JHJDS3022E...
  • Page 8 In addition to ease of use, JHJDS30 series handheld digital storage oscilloscope has faster measurement task need high performance indicators and powerful. Through 250 Msa/s real-time sampling, can be observed on the JHJDS30 series handheld digital storage oscilloscope signal faster. Powerful and analyzes waveform makes it easy to capture and analysis. Clear liquid crystal display and function of mathematical operations, making it easy for users to more quickly and clearly to observe and analysis the signal problems.
  • Page 9 ◆ You can observe signal data through serial port center ◆ Built-in recorder function ◆ A serial port center ◆ With digital channels ◆ 4.3 inch 16-bit true color TFT 400*272 ◆ Maximum 5 0 MHZ bandwidth, sampling rate 500 Msa/s, 16 KPTS storage depth ◆...
  • Page 10 JHJDS30 series hand held digital storage oscilloscope attachments: JHJDS3012E/JHJDS3022E Oscilloscope JHJDS3012A/JHJDS3022A Oscilloscope ◆The directions for use ◆ The directions for use ◆A copy of the certificate of approval ◆A copy of the certificate of approval ◆One（JHJDS3022E has two）1: 1/10: 1 probe ◆One（JHJDS3022A has two）1: 1/10: 1 probe ◆A clipped ◆...

  • Page 11: Table Of Contents

    Directory The first chapter Introductory guide ................ 1 1.1 General inspection ......................1 1.2 The front panel and the user interface ..............2 1.3 Holding a storage oscilloscope connected input ............ 6 1.4 Functional check ....................... 7 1.5 The probe compensation ....................7 1.6 Preliminary using oscilloscope display signal automatically ......
  • Page 12 2.9 The cursor measurement ....................24 2.10Mathematical function ..................... 25 The third chapter Signal generator ................26 3.1 User interface signal generator is introduced ............27 3.2 Signal generator operating instructions ..............27 3.3 Custom waveform signal generator ................29 The fourth chapter Multimeter function is introduced and the operation 4.1 Multimeter interface is introduced ................
  • Page 13 6.6 Multimeter to measure dc voltage ................46 The seventh chapter System prompts and troubleshooting ....... 47 7.1 Message system ........................47 7.2 Fault handling ........................47 The eighth chapter Service and support ..............49 8.1 Summary of the warranty ....................49 Appendix A technical specification ..................

  • Page 14: The First Chapter Introductory Guide

    The First Chapter Introductory guide JHJDS30 series portable digital storage oscilloscope is small, lightweight portable instruments. To provide customers with convenient and easy to operate, the front panel can perform basic tests. This chapter mainly elaborates how to perform the following tasks: △General inspection △The front panel and the user interface △Holding a storage oscilloscope connected input...

  • Page 15: The Front Panel And The User Interface

    About providing detail of attachment, in front of this manual in the attachment. You can refer to this check attachment for missing or damaged. If you find attachment missing or damaged, please contact in charge of the business of dealers. Check the machine: If it is found that the appearance of instrument, the operation of the instrument or failed the performance test, please contact in charge of the business of selling or dealer.
  • Page 16 Function description （Figure 1-1） 1. display 10. HORI：Display the HORI menu 2. F1～F5：Multi-function selection buttons 11. TRIG：Display the TRIG menu 3. PRW: Power on/off button 12. MATH: Display the MATH menu 4. MENU：The menu button 13. MEAS: Display the measurement menu 5.
  • Page 17 Figure 1-1...
  • Page 18 Figure Figure Figure Figure 1-2 1-2 screens screens screens screens...
  • Page 19 Display interface, as shown in figure 1-2 Oscilloscope interface description: 1.According to the battery 2.According to state trigger 3.Display the current waveform in memory location 4.Show the level of time 5.Displays the wait time trigger signal 6.According to signal amplitude 7.Display, frequency signal cycle 8.According to duty ratio 9.Display trigger position...

  • Page 20: Holding A Storage Oscilloscope Connected Input

    1.3 Holding a storage oscilloscope connected input Instructions ： 1.The oscilloscope probe 2.Oscilloscope input 3.Oscilloscope digital channel input 4.The signal generator output 5.stents 6.Is clipped 7.Multimeter to test the pen 8.Multimeter input pin, four round pins are respectively 10 a current, current mA stall, grounding, voltage Note: figure 1-3 for single channel oscilloscope connected input, dual-channel...

  • Page 21: Functional Check

    to right CH1 and CH2 and CH3, OUT (i.e., channel 1, 2, digital channel and signal generator output) 1.4 Functional check First of all to the oscilloscope to do a quick examination to determine whether the instrument work is very normal Necessary.
  • Page 22 4. Set the CH1 menu attenuation coefficient of the probe is 10 x (CH1 - > F3 key order Select 10 x). Press the AUTO button and wait for a moment, this screen will display frequency 1 KHZ, peak value to 3 v square wave signal. Open 5.

  • Page 23: The Probe Compensation

    1.5 the probe 1. The safety of the probe Probe body surrounding protection Settings can protect the fingers to prevent electric shock. Prior to any measurement, connect the probe to the oscilloscope and grounding terminal. 2. The probe compensation (see the probe specification) In the first connect the probe to any input channel, this adjustment is required, make the probe to the input channel.

  • Page 24: Preliminary Using Oscilloscope Display Signal Automatically

    Owe to compensate Compensation OK Spillover compensation Figure 1-5 If necessary, adjust the probe, repeated operation when necessary. 1.6 Preliminary using oscilloscope display signal automatically JHJDS30 series hand held digital storage oscilloscope has the function of signal automatically set. According to the input signal, can automatically adjust parameters such as voltage, time base and trigger mode, so as to achieve the best state of signals.
  • Page 25 of holographic. The specific steps are as follows: (1) the oscilloscope after equipped with batteries, long press the oscilloscope in the top right corner of the red "PRW" Key, until I heard a buzzer sound can let go, oscilloscope into at this time Boot screen, as shown in figure 1-6 (2) enter the boot screen, can choose instrument by selecting the button F1 ~ F5 Mode, the default is selected "oscilloscope", selected after about 3 s or so...

  • Page 26: The Second Chapter Oscilloscope Operation

    The second chapter Oscilloscope operation The user from the previous chapter have probably learned how to set the JHJDS30 series oscilloscope from the menu bar. This chapter will detail the oscilloscope each function Settings. The content of this chapter is as follows: △...

  • Page 27: End Connections

    2.1 End connections As shown in figure 2-1: from left to right in the order: CH1、CH2、CH3、OUT CH1：Used to display signal input connection CH2：Digital channel input connection OUT：The output of the signal generator end connections Figure 2-1 connection Note: the figure 2-1 for single channel oscilloscope connector diagram, double-channel holographic CH1 and CH2 for signal input port, CH3 for digital channel input port.

  • Page 28: Display System

    JHJDS30 series hand held digital storage oscilloscope/oscillographic table with functions of automatic setting. According to the input signal, can automatically adjust voltage rank, time base and trigger way to best display form. “AUTO”the function of the button to automatically set the button. ●...
  • Page 29 Display Back- Can be set from 1 to 5 brightness light Color Colour or black and white display Language In Chinese or English Display system Settings 1. The backlit Settings: press "MENU" button, find the backlight Settings, press "F5" key set the backlight, namely the brightness.

  • Page 30: The Vertical System

    Figure 2-2 Instrument selection interface function 2.4 The vertical system JHJDS30 series handheld digital storage oscilloscope every channel has an independent operating menu. When press the CH1 and CH2 bond, the operating menu will be displayed at the bottom of the screen.
  • Page 31 Table 2-2 in detail the function of each menu item channel channel 1 channel 2 According open Open the display waveform close Disable display waveform According to the probe, select one of the attenuation The probe coefficient keep vertical deflection coefficient correctly.
  • Page 32 Press the "CH1"→"F4" select Settings to communicate. Only allow ac component, dc component is filter. Waveform display as shown in figure 2-4. ● Press the "CH1"→"F4" option set to dc. Ac and dc component were allowed through. Waveform display as shown in figure 2-5. Figure 2-4 coupled dc Figure 2-5 coupled ac 2.Probe the proportion set...
  • Page 33 that show the information of gear and measuring data is correct. According to the following operation adjustment channels menu probes attenuation coefficient of scale: Press CH1 and CH2 key, press the F3 choose appropriate Settings, the Settings will be saved to you to change the Settings again.
  • Page 34 for example:To set the waveform does not display the CH1 channel ● Press "CH1"→"F2", set the CH1 channel does not display The waveform. As shown in figure 2-8 5.V/vertical adjustment Settings Figure 2-8 In regulating the vertical v/cell, v/range is 100 mv/div - 50 v/div (probe 10 x), stepping in 1-2-5 ways, or 10 mv/div - 5 v/div 1 x (probe), 1 v/div - 500 - v/div (100 x) probe.

  • Page 35: The Level Of System

    ●Such as setting the vertical direction of 1.00 V/div, operation steps as above. As shown in figure 2-10 ●Set the waveform relatively level move up or down. As shown in figure 2-11 Figure 2-9 set 2 v/vertical Figure 2-10 sets 1 v/vertical Figure 2-11 move the waveform 2.5 The level of system System Settings level scale and level trigger point position, horizontal center of the screen...
  • Page 36 waveform relative to the screen center expansion or contraction. Horizontal position change the position of the waveform is relative to the trigger point. Horizontal position of the change is to display waveform changed position relative to the level of trigger point. ●...

  • Page 37: The Trigger System

    ● Press the " " button to adjust the channel wave forms of horizontal position. According to the change of the time base and its amplitude changes. As shown in figure 2-14 Figure 2-14 level mobile waveform 2.6 The trigger system Trigger determines the digital storage oscilloscope when to begin to collect data and display waveform.
  • Page 38 Table 2-3 edge-triggered menu function table source Set the CH1 to source trigger signal Set the CH2 to source trigger signal slope rising Select trigger signal is rising along the trigger falling Choose falling edge trigger signal in the trigger automatic Set up under the condition of no detected trigger can also triggered...
  • Page 39 mark; Click "TRIG" and press " " button on the right side panel again adjusting trigger flag arrow, according to the trigger marks relative channel 1 position and the current vertical per division on behalf of the voltage value to set the trigger level size. Set up the slope, 3, press "F3"...

  • Page 40: The Storage System

    2.7 The storage system JHJDS30 series hand held digital storage oscilloscope reference waveform can be stored in the two groups (Ref - A, the Ref - B), 6 set of screen shots to oscilloscope in internal storage. ● First find a screen shot interface press "MENU"→"F4" Screen shot is set to "off" ●...
  • Page 41 ● Intercepting waveforms images: press "MENU" can be set to find the screenshot of the page - "F4" the screenshot is set to "on", then press "OK" to save screenshots, need to save a screenshot, press "F5" set the screenshots serial number. Used in this manual waveform images are from an oscilloscope screenshots, etc.

  • Page 42: Auxiliary Function

    2.8 Auxiliary system ● Auxiliary function by pressing the "MENU" MENU and F1 ~ F5 selection function key set. "MENU" button pop-up auxiliary system feature set MENU. Table 2-4 Table 2-4 auxiliary function table menu The function menu Directions voice Set the voice "on"...

  • Page 43: The Cursor Measurement

    Set up automatic shutdown: press "MENU" find auxiliary function MENU page, →Press "F3" set the automatic shutdown time. Settings save electricity: press "MENU" find auxiliary function MENU page,→Press the "F4" set time to save power. Set up the factory pattern recovery: press "MENU" find auxiliary function MENU page, press "F1" →"F5"...

  • Page 44: Mathematical Function

    ● By clicking on the " "," ", " "," "button to adjust the cursor position. as shown in figure 2-18.2-19 Figure 2-18 cursor voltage Figure 2-19 cursor measurement time 2.10 Mathematical function Mathematical function is to display the function of the CH1 and CH2 channel wave forms as addition, subtraction...
  • Page 45 Table 2-5 math menu functions Function menu instructions According On or off Set the waveform operation on or off Operation CH1+CH2 Channel 1 waveform + 2 waveform CH1-CH2 Channel 1 waveform - 2 waveform CH2-CH1 Channel 2 waveform - 1 waveform ●...
  • Page 46 The third chapter Signal generator This chapter mainly introduces the interface and how to use the signal generator signal generator. Signal generator interface at a glance, is also very convenient to operate. Content summary: △ The user interface signal generator is introduced △...

  • Page 47: User Interface Signal Generator Is Introduced

    3.1 The user interface signal generator is introduced 1.waveform 7.According to amplitude 2.frequency 8.According to duty ratio 3.amplitude 9.According to the offset 4.offset 10.According to the waveform 5.Duty ratio 11.x, y coordinates 6.According to the frequency Figure 3-1 signal generator interface 3.2 Signal generator operating instructions...
  • Page 48 ● Select signal generator: in the boot after press "F2" select "signal generator; Also can be in when the oscilloscope in other operating interface, long press "MENU" into the oscilloscope function selection MENU interface, press "F2" choose "generator". ● After entering the signal generator interface, the following formal operation signal generator.

  • Page 49: Custom Waveform Signal Generator

    ● After good waveform parameter setting, can be observed through the oscilloscope waveform signal generator output. Example below set up an offset for the "+ 2.00", by "3 v", 10 KHZ frequency triangular wave are shown in figure 3-2 below: Figure 3-2 triangle wave 3.3 Custom waveform signal generator ●...
  • Page 50 Waveform amplitude Such as: 00300 said waveform amplitude is 3 v, can be manually modify value the amplitude values The wave offset Such as: 00150 said shift + 1.5 V, its head a character representation of plus or minus, 0 is positive and 1 negative, behind four characters as an offset, can be manually modify Waveform duty ratio Such as: 00050, said waveform duty ratio 50%, can be manually modify...

  • Page 51: The Fourth Chapter Multimeter Function Is Introduced And The Operation

    waveforms, can enter the oscilloscope waveform parameters USB interface to view a text document BX2 BX1, text documents. ② Into the signal generator interface, press the " "->" " or " " button to call a stored custom waveform, see the waveform after long press" MENU "-> interface, press" F1 "into the oscilloscope waveform can be displayed from the definition.
  • Page 52 Table 4-1 Range multimeter Measuring Amount of routine type Dc voltage 600.0mV 6.000V 60.00V 600.0V 1000V Ac voltage 600.0mV 6.000V 60.00V 600.0V 750V Dc current 60.00mA/600.0mA 6.000A/10.00A Ac current 60.00mA/600.0mA 6.000A/10.00A resistance 600.0 6.000Ω 60.00kΩ 600.0kΩ 6.000MΩ 60.00MΩ Ω capacitance 40.00 nF 400.0nF 4.000uF...

  • Page 53: Multimeter Instructions

    4.2 Multimeter instructions Table 4-2 multimeter operation keys function description The keys instructions Select "dc voltage" file shortcut, ac voltage, dc voltage switch button Select the "dc" A file shortcut keys, "dc", "communicate A" switch button Dc mA "selected" file shortcut keys, "dc mA", "communication mA" switch button Select the "on-off"...
  • Page 54 ③ Press the "F1" button to select the dc voltage, or press the "F1" once again and switch to the "voltage" file. ④ Connect the test pen to voltage or power supply under test, the display value can be read. At the same time, the red pens and receive polarity can also be through the LCD display shows the value of the positive and negative.
  • Page 55 4.Capacitance measurement (1) take black pens and the instruments of ".com "terminal, red pens and pick up the instrument Ω" V "terminals. (2) by pressing the "F4" key to switch to the "capacity". (3) the measurement pens and connect to stay for about 30 seconds on both ends of the capacitor, can read the capacitance value.
  • Page 56 diode readings for diode conduction voltage drop) Note: A. The instrument shows a forward and reverse pressure drop, when the diode reverse connection, instrument display value is negative. B. Diode and on-off range default are "automatic", not manually range. C. When testing on and off, to ensure "voices" has been open, otherwise, the buzzer will not sound.

  • Page 57: The Use Of The Recorder

    The fifth chapter The recorder and center using the serial port This hand-held oscillograph with signal generator function not only, also integrated with recorder and serial port center function, greatly convenient aspects customer demand. Recorder automatically record the waveform, a serial port center can be real- time monitoring data from the serial port through digital channels and display on the screen.
  • Page 58 ● Enter the interface, the screen in the middle horizontal line in the state of moving from left to right, connect the probe to the oscilloscope, to record the signal, and then contact to enter record state, press "F3" in "F1" button to stop recording. ●...
  • Page 59 5-1 The recorder interface 5-2 Record the playback...

  • Page 60: A Serial Port Center Operations

    5.2 A serial port center operations ● First enter the oscilloscope interface: hold down the "PRW" button, enter the boot interface according to the "F1" button to enter the oscilloscope operating interface, and then press "CH2" -> "F3" will gear is set to 1 x. (this step is very important) ●...
  • Page 61 Table Table Table Table 5-1 Menu item Instructions Serial port Serial port, Open or close a serial port serial port Baud rate Set the serial port baud rate, can be set to 1200 ~ 512000 a total of 13 1200～512000 kinds of baud rate Set the communication level mode RS232、TTL...
  • Page 62 （ 1 ） Open the master computer "serial" serial debugging tools, such as set the baud rate to 9600, 8 bits, check the NO, 1 stop bit to send data base "11 22". As shown in figure 5-3 (2) is set to the same as (1) at the center of the serial port Settings, by F1 ~ F5 to select a menu item, and then by pressing the "...
  • Page 63 Figure 5-3 master serial port Figure 5-4 center of serial interface...

  • Page 64: Simple Signal Measurement

    The sixth chapter Examples of application 6.1 Simple signal measurement An unknown signal observation circuit, rapid display and measure the signal frequency and amplitude. ● To quickly display the signal, please click the following steps: （1）Set probe menu attenuation coefficient to 10 x, and set the switch on the probe to 10 x, connect the probe to the oscilloscope channel 1 (CH1).

  • Page 65: The Cursor Measurement

    （1）Press the "AUTO" button, can quickly measure the current waveform. （2）Page, according to the CH1 button that can be observed frequency and peak values. At this point, the frequency and peak values measured values are displayed on the screen on the right side position.

  • Page 66: To Capture A Single Signal

    (1)Press the "HORI" button to enter the main base state of the cursor Settings. (2)Press "F1" button sets the cursor type to "voltage", press "F2" button to set the source to the CH1. (3)Through the cursor display window to see the cursor 1 and 2 cursor location (relative to the middle of zero voltage reference is horizontal) and delta (the cursor 2 - light the differential pressure after 1).
  • Page 67 Advantages and characteristics of digital storage oscilloscope is possible to easily capture pulse, burr and other non periodic signal, if capture a single signal, you first need to signal has certain prior knowledge, to set the trigger level and trigger along. If the signal uncertainty may be triggered by automatic or normal way to look at the first, to identify the trigger level and trigger along.
  • Page 68 will automatically trigger and trigger a before and after a period of time waveform recorded. Triggered by "HORI" can change the location of the horizontal position, resulting in different lengths of negative delay trigger, is advantageous for the observation of high level before and after the waveform.

  • Page 69: A Serial Port Center Print Uclinux Start Information

    6.4 A serial port center print uclinux start information This example introduces using oscilloscope serial print center uclinux startup information. First of all, into the oscilloscope interface set channel 2 (CH2) to X1, then probe received CH2, clamp to a serial port GND, probe by serial port TXD port. Finally, will enter the center of a serial port baud rate is set to 115200, the data set to decimal and opens a serial port.
  • Page 70 ④ Press "F3" button, and then by pressing the " "button to adjust the signal amplitude size, adjust good after press" OK "button, the set to 3 v ⑤ Press "F4" button, and then by pressing the " " button to adjust the signal offset, adjust good after press"...

  • Page 71: Multimeter To Measure Dc Voltage

    6.6 Multimeter to measure dc voltage ● Using automatic (AUTO) to measure dc voltage ① Long press "PRW" button, then press "F5" multimeter into the interface(Or if the oscilloscope in other functional interface, long press "MENU" -> "F5" ) ② Press the "F1" button to select "dc voltage". ③...

  • Page 72: Fault Handling

    7.2 Fault handling 1. If you press the "PRW" oscilloscope still black screen, no any display, please follow the steps below: (1) open the instrument battery back cover, and check whether there is a battery power supply or leakage, bilge gas, etc (2) if you have a multimeter to measure the lithium battery voltage on both ends (normal is not lower than 3.0 V) (3) check finished, restart the instrument.

  • Page 73: The Eighth Chapter Service And Support

    3, the measured voltage amplitude value is 10 times greater than the actual value or small 10 times: Check whether the channel attenuation coefficient is consistent with actual use of probes attenuation ratio. 4, a waveform display, but can not be stabilized: Check whether triggering menu of trigger source set is consistent with the actual signal input by the channel.

  • Page 74: Appendix A Technical Specification

    8.1Warranty profile (JHJDS30xxx series portable digital storage oscilloscope) Guarantee the production and sales of products of the company, two years from the date of delivery in authorized dealer, there will be no material and process defects. As in the detailed rules of product warranty to prove defective, we will repair or replacement service. In addition to the profile or guarantee the use of any of the warranty, we do not make any express or implied, including but not limited to implied warranties of merchantability and special applicability.
  • Page 75 Technical specifications Input Input coupling AC、DC Input impedance 1MΩ+2% 20pF+5pF Maximum input 40 v (X1 probe); 400 v (probe X10) measurable voltage 220 v; (probe X100) voltage 1000 v voltage can be obtained Probe 1X、10X attenuation Probe 1X、10X、100X attenuation coefficient setting Signal acquisition...
  • Page 76 depth the storage Acquisition Sampling, peak detection mode Vertical system Vertical 1 x 10 mv - 5 v (probe), 100-50 mv v (probe 10 x) 1 v to 500 v (100 x) probe sensitivity (1-2.5-5 step) Vertical accuracy Vertical 8bit resolution bandwidth 30MHz...
  • Page 77 Model Automatic, normal and single Type Rising and falling edge Automatic Support (50 hz to 60 MHZ) detection Mathematical CH1+CH2、CH1-CH2、CH2-CH1 operations Measurement system cursor The cursor support time and voltage measurement Measuring way Automatic ,manual Measurement Amplitude, frequency, duty cycle, cycle Equipment Screen 4.3 -inch 16-bit true color TFT 400 * 272...
  • Page 78 Frequency Sine wave (0 hz - 20 MHZ), square wave (0 hz - 5 MHZ), triangular wave/oblique wave (0 hz - 1 MHZ) Duty ratio 0% - 100% Amplitude 100mV - 4V Offset +0V - 2V Recorder Time base 100ms-5s length To be determined serial...
  • Page 79 Multimeter Amount of routine 600.0mV 6.000V 60.00V 600.0V 1000V 600.0mV 6.000V 60.00V 600.0V 750V Dc current 60.00mA/600.0mA 6.000A/10.00A Ac current 60.00mA/600.0mA 6.000A/10.00A Resistance 600.0Ω 6.000kΩ 60.00kΩ 600.0kΩ 6.000MΩ 60.00MΩ Capacitance 40.00 nF 400.0nF 4.000uF 40.00uF 400.0uF 4000uF Diode 0V～2.0V On and off Below 30 Ω...

  • Page 80: Appendix B Daily Maintenance And Cleaning

    Appendix B: Daily maintenance and cleaning Daily maintenance Do not to store your instrument or placed in a liquid crystal display long under direct sunlight. Please do not let the spray, liquid and solvent on the instrument or probe, in order to avoid damage to the instrument and probe.
  • Page 81 2. Use a piece of soft cloth to wipe wet but not dripping instruments, please remove the battery before wiping. Can use downy cleaner or clean water scrub. Do not use any corrosive chemical reagent in order to avoid damage to the instrument and probe.

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