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UNI-T MSO3252E User Manual
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UNI-T MSO3252E User Manual

UNI-T MSO3252E User Manual

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User's Manual
User's Manual
MSO/UPO3000E Series Digital Oscilloscope
Foreword
Dear Users,
Hello! Thank you for choosing this brand new UNI-T instrument. In order to use this instrument safely and
Instruments.uni-trend.com
MSO/UPO3000E Series
1 / 122

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Summary of Contents for UNI-T MSO3252E

  • Page 1 User’s Manual MSO/UPO3000E Series User’s Manual MSO/UPO3000E Series Digital Oscilloscope Foreword Dear Users, Hello! Thank you for choosing this brand new UNI-T instrument. In order to use this instrument safely and 1 / 122 Instruments.uni-trend.com...

  • Page 2: Copyright Information

     Warranty UNI-T warrants that the product will be free from defects for a one-year period. If the product is re-sold, the warranty period will be from the date of the original purchase from an authorized UNI-T distributor. Probes, other accessories, and fuses are not included in this warranty.
  • Page 3 If the product is shipped domestically to the location of the UNI-T service center, UNI-T shall pay the return shipping fee. If the product is sent to any other location, the customer shall be responsible for all shipping, duties, taxes, and any other expenses.

  • Page 4: Safety Requirements

    Users must follow the following conventional safety precautions in operation, service and maintenance of this device. UNI-T will not be liable for any personal safety and property loss caused by the user’s failure to follow the following safety precautions. This device is designed for professional users and responsible organizations for measurement purposes.
  • Page 5 User’s Manual MSO/UPO3000E Series Direct current device. Please check the region’s voltage range. Grounding Frame and chassis grounding terminal. Grounding Protective grounding terminal. Main power off. Main power on. Standby power supply: when the power switch is turned off, this device is Power Supply not completely disconnected from the AC power supply.
  • Page 6 User’s Manual MSO/UPO3000E Series Safety Requirements Warning Preparation before use Please connect this device to AC power supply with the power cable provided; The AC input voltage of the line reaches the rated value of this device. See the product manual for specific rated value. The line voltage switch of this device matches the line voltage;...

  • Page 7: Environmental Requirements

    Caution Abnormality If this device may be faulty, please contact the authorized maintenance personnel of UNI-T for testing. Any maintenance, adjustment or parts replacement must be done by the relevant personnel of UNI-T. Cooling Do not block the ventilation holes at the side and back of this device;...

  • Page 8: Connecting Power Supply

    User’s Manual MSO/UPO3000E Series In non-operating, humidity temperature +35℃ to +40℃, ≤60％ relative humidity There are ventilation opening on the rear panel and side panel of the instrument. So please keep the air flowing through the vents of the instrument housing. To prevent excessive dust from blocking the vents, please clean the instrument housing regularly.
  • Page 9 User’s Manual MSO/UPO3000E Series 3. Introduction of MSO/UPO3000E Series MSO/UPO3000E series digital phosphor oscilloscope includes ten models Model Analog Channel Analog bandwidth UPO3354E 350MHz ○ × UPO3352E 350MHz ○ × UPO3504E 500MHz ○ × UPO3502E 500MHz ○ × MSO3354E 350MHz ●...
  • Page 10 User’s Manual MSO/UPO3000E Series Main Features Analog channel bandwidth:500 MHz, 350 MHz  Analog channel with real-time sampling rate 2.5 GSa/s, digital channel with real-time sampling rate  1.25 GSa/s (only for MSO) Input resistance: 1 MΩ and 50 Ω ...

  • Page 11: General Inspection

    It is recommended to inspect the instrument follow the steps below before using the MSO/UPO3000E series for the first time. (1) Check for Damages caused by Transport If the packaging carton or the foam plastic cushions are severely damaged, please contact the UNI-T distributor of this product immediately. (2) Check Attachment Please check appendix for the list of accessories.

  • Page 12: Before Use

    MSO/UPO3000E Series If the equipment is damaged due to shipping, please keep the packaging and notify both the transportation department and UNI-T distributors, UNI-T will arrange maintenance or replacement. 4.2 Before Use To perform a quick verification of the instrument’s normal operations, please follow the steps below: (1) Connect to the Power Supply The power supply voltage range is from 100 VAC to 240 VAC, the frequency range is 50 Hz to 60 Hz.

  • Page 13: Front Panel

    User’s Manual MSO/UPO3000E Series View the displayed waveform, as shown in Figure 4-2.  Excessive Compensation Correct Compensation Insufficient Compensation Figure 4-2 Compensating Calibration of Probe If the displayed waveform is look like the above “Insufficient Compensation” or “Excessive  Compensation”, use a non-metallic screwdriver to adjust the probe’s variable capacitance until the display matches the "Correct compensation"...

  • Page 14: Rear Panel

    User’s Manual MSO/UPO3000E Series 11. Compensating signal connector and ground terminal 12. Factory setting, LA (16 digital channels), AWG (function/arbitrary waveform generator), protocol decoding, print screen key 13. Trigger control (TRIGGER) 14. Horizontal control (HORIZONTAL) 15. Analog channel input port 16.

  • Page 15: Operation Panel

    User’s Manual MSO/UPO3000E Series 4.5 Operation Panel (1) Vertical Control : Analog channel setting key, it represents CH1, CH2, CH3,  CH4 separately. Four channel identified by different colors and the color also corresponding to waveform on the screen and channel input connector. Press any key to turn on the related channel menu (to activate or disable the channel).
  • Page 16 User’s Manual MSO/UPO3000E Series Press this knob to quickly reset the trigger level back to 50% trigger signal position. TRIG MENU: Press to display trigger menu. For more details refer to Trigger System.  FORCE: Force trigger key. In Normal, Single trigger mode, press this key to force a ...
  • Page 17 User’s Manual MSO/UPO3000E Series to quickly locate the waveform frame that need to recall. This knob also can be used to set parameter like trigger holdoff time, pulse width setting and slope time. (11) Function Key MEASURE：Press this key to enable the measurement setting menu. It can set the ...

  • Page 18: User Interface

    User’s Manual MSO/UPO3000E Series pause playback. Record: Press this key to start recording waveform. (14) HOME Menu Tap HOME icon to pop out HOME shortcut menu list (as show in Figure 4-5), which includes cursor, mathematical operation, spectrum analysis, recording waveform, pass/fail test, reference waveform, decoding, bode diagram, drawing rectangle, frequency meter, voltmeter, and help menu.
  • Page 19 User’s Manual MSO/UPO3000E Series Figure 4-7 User interface as shown in Figure 4-6 and the detailed description see the following. Trigger status identification: TRIGED (has been triggered), AUTO, READY, STOP, and ROLL. Time base scale: Indicates the amount of time represented by one grid, which can be adjusted by SCALE knob on the horizontal control area, a time base scale will pop up on the screen when the time...
  • Page 20 User’s Manual MSO/UPO3000E Series Vertical scale: Display vertical scale of CH1 when CH1 is activated. This parameter can be  changed by using SCALE knob on vertical control area. A volts/div scale will pop up on the screen when the time base scale changes. Probe attenuation factor: Display probe attenuation factor of CH1, which includes 0.001X, ...

  • Page 21: Touch Screen

    User’s Manual MSO/UPO3000E Series 4.7 Touch Screen MSO/UPO3000E series provides 8 inch super capacitive touch screen, multiple point touch control and gesture control. MSO/UPO3000E has easily operating system with flexible and high sensitive touch screen features for great waveform display and excellent user experience. Touch control function includes tap, squeeze, drag and drawing rectangle.
  • Page 22 User’s Manual MSO/UPO3000E Series Figure 4-10 Drag Gesture (4) Drawing Rectangle Open function guide and tap drawing rectangle icon to switch drawing rectangle mode. Drag finger on the screen to drawing rectangle as shown in Figure 4-11(a), 4-11(b). Move finger away from the screen, menu displayed on the screen, tap to select “Area A enable”, “Area B enable”, “Intersection”, “Non-intersecting”, “Source”.

  • Page 23: Vertical Channel

    User’s Manual MSO/UPO3000E Series Figure 4-12 Note: Turn on/off cursor requires that slide distance should be ＞3div. 4.8 Introduction of Special Symbol Press any soft key to activate the corresponding menu, the following icon may displayed on the menu. This symbol represents that multipurpose knob on the front panel can be used to select and adjust parameter.
  • Page 24 User’s Manual MSO/UPO3000E Series  Probe  Impedance  Reverse Phase  Unit  Bias Voltage  Label 5.1 Turn on/Activate/ Analog Channel Four analog channel CH1～CH4 includes three states: Turn on, shut down and activate. Turn on: Press any one of key to turn on the channel when channel is shut down.
  • Page 25 User’s Manual MSO/UPO3000E Series B Icon 5.4 Volts/div Scale Volts/div scale can be set in channel or press vertical SCALE knob to switch it. Volts/div scale can set to “coarse /fine tuning”. Volts/div scale range is 1mV/div ～ 10V/div v, stepped in 1-2-5 order. In the coarse tuning, it adjusts the vertical unit by normal order;...

  • Page 26: Bias Voltage

    User’s Manual MSO/UPO3000E Series 5.8 Unit Set the amplitude unit for the current channel. Unit setting should set in channel, it can set to “V”, “A”,”W”, “U”. The default unit is V. Unit should switch to “A” when using current probe. After the setting, the unit in the channel status label and measurement unit will be change accordingly.

  • Page 27: Roll Mode

    User’s Manual MSO/UPO3000E Series 20 ns/div... 500 s/div, 1 ks/div. Turn clockwise to decrease the scale, turn counterclockwise to increase the scale. When adjusting the horizontal time base, the scale information will appear in the upper left corner of the screen (as shown in Figure 6-1), it changes in real time. Figure 6-1 When the time base is changing, waveform will be change with trigger point to extended or compressed accordingly.
  • Page 28 User’s Manual MSO/UPO3000E Series Note: In ROLL mode, “horizontal displacement”, “protocol decoding”, “pass/fail test”, “parameter measurement”, “recording waveform” and “waveform brightness” cannot be used. 6.3 Window Extension Window extension is used for magnifying a waveform to view the image detail. Window extension can be opened in horizontal menu or press HORIZONTAL SCALE knob to open.
  • Page 29 User’s Manual MSO/UPO3000E Series measurement, it can quickly measuring the phase difference between two channels as shown in Figure 6-5. Format of Time Base YT: Display voltage value on time base (horizontal scale). XY: Display Lissajous curve, it can easily measuring phase difference between two signals with same frequency.
  • Page 30 User’s Manual MSO/UPO3000E Series Figure 6-5 Time, rectangular coordinate, polar coordinate, product and proportion in sequence below Cursor① Delta (numerical difference between two cursors) in sequence below △ Time, rectangular coordinate, polar coordinate, product and proportion in sequence below Cursor② Application of XY Mode Phase difference between in two signals with the same frequency can be easily observed through Lissajous curve.
  • Page 31 User’s Manual MSO/UPO3000E Series Figure 6-7 6.5 Multi-Scopes In multi-scopes, CH1~CH4 can be set to different time base scale, so that signals of different frequency in multiple channels can be observed at the same time. Enter Multi-Scopes interface via horizontal menu. Switch Multi-scopes to enter this mode as shown in Figure 6-8.

  • Page 32: Trigger Holdoff

    User’s Manual MSO/UPO3000E Series 6.6 Trigger Holdoff Trigger holdoff is used for viewing complicated waveform (such as pulse string). Holdoff time refers to the time that the oscilloscope waits to restart the trigger circuit. During hold off, the oscilloscope will not trigger until the end of holdoff time.

  • Page 33: Trigger System

    User’s Manual MSO/UPO3000E Series 7. Trigger System Trigger determines when the oscilloscope starts to collect data and display waveform. Once the trigger is correctly setup, it can convert unstable signals into meaningful waveform. In the beginning of data acquisition, it collects enough data to compose the waveform at the left side of the trigger point, and continue to collect the data until the trigger condition is met.
  • Page 34 User’s Manual MSO/UPO3000E Series Noun Explanation of Trigger System (1) Trigger Source A signal for generating a trigger. Trigger can be obtained from a variety of information sources, such as input channel (CH1, CH2, CH3, CH4), digital signal (D0~D15), external trigger (EXT), mains electricity, etc. Input channel: Select any one of the analog signal input port CH1~CH4 on the front panel of the oscilloscope as a trigger signal.

  • Page 35: Edge Trigger

    User’s Manual MSO/UPO3000E Series AC：Block the DC component of the signal HF reject: Attenuate high frequency components over 40 kHz. LF reject: Attenuate low frequency components below 40 kHz. Noise reject: Suppress high frequency noise in the signal to reduce probability of touch error. (4) Pre-trigger / Delayed Trigger Before trigger event / after collect data.

  • Page 36: Video Trigger

    User’s Manual MSO/UPO3000E Series pulse when meet the trigger condition. Pulse width trigger menu can set source, condition, the upper /lower limit of pulse width, polarity of pulse width (positive and negative), trigger coupling, trigger mode, etc. As shown in Figure 7-2. Figure 7-2 Condition Select trigger condition:“>”,“<”,“≤≥”.

  • Page 37: Slope Trigger

    Hint：In order to observe the waveform details in the video signal, user can set the storage depth a little bigger. The MSO/UPO3000E series utilize the UNI-T original digital 3D technology, it uses a multi-level grayscale display function so that different brightness can reflect the frequency of different parts of the signal.

  • Page 38: Runt Trigger

    User’s Manual MSO/UPO3000E Series Falling edge: Perform slope trigger by using the falling edge of the trigger signal. (2) Time Condition >：It will be generated when the slope time of the trigger signal is greater than the setting slope time, it can set the lower limit of time. <：It will be generated when the slope time of the trigger signal is less than the setting slope time, it can set the upper limit of time.
  • Page 39 User’s Manual MSO/UPO3000E Series runt condition (irrelevance, <, >,≤≥), the lower/upper limit of time, trigger level setting, etc. Figure 7-4 Trigger Polarity Positive pulse: Set to trigger on the positive runt pulse. Negative pulse: Set to trigger on the negative runt pulse. (2) Condition Trigger condition：Irrelevance, <, >, ≤≥.
  • Page 40 User’s Manual MSO/UPO3000E Series in Figure 7-5. Over-amplitude pulse trigger menu can set source, coupling mode, trigger mode, over-amplitude type (rising edge, falling edge, random edge), position (enter, exit, time), trigger setting, level setting, etc. Figure 7-5 Over-amplitude Type Select which edge that the input signal can be triggered. It can select rising edge, falling edge or random edge.

  • Page 41: Delay Trigger

    User’s Manual MSO/UPO3000E Series 7.8 Delay Trigger Delay trigger should set trigger source 1 and trigger source 2. When the time difference (△T) between the edge set by source 1 (edge 1) and the edge set by source 2 (edge 2) meets the preset time limit, the oscilloscope is triggered, as shown in Figure 7-6.

  • Page 42: Time-Out Trigger

    User’s Manual MSO/UPO3000E Series 7.9 Time-out Trigger Timeout trigger can generate the signal when the time interval (△T) from the rising edge (or falling edge) of the input signal to adjacent falling edge (rising edge) across the trigger level is greater than the set timeout time.

  • Page 43: Setup/Hold Trigger

    User’s Manual MSO/UPO3000E Series Figure 7-8 Pattern It has three modes H, L and X. The pattern setting of each channel is displayed at the bottom of the screen, as shown in Figure 7-8. H：Set the code value of the selected channel to "High", that is, the voltage level is higher than the trigger level of the channel.

  • Page 44: Nth Edge Trigger

    User’s Manual MSO/UPO3000E Series that cannot meet setup hold time. Figure 7-9 Pattern setting It has two modes H and L. H：Set the valid pattern of the data signal to high level. L：Set the valid pattern of the data signal to low level. (2) Edge type Select the clock edge type: rising edge and falling edge.

  • Page 45: Pattern Trigger

    User’s Manual MSO/UPO3000E Series Figure 7-10 Edge type Select which edge that the input signal can be triggered. It can select rising edge, falling edge. The current slope is displayed in the upper right corner of the screen. Rising edge: Set to trigger on the rising edge of the signal. Falling edge: Set to trigger on the falling edge of the signal.
  • Page 46 User’s Manual MSO/UPO3000E Series Pattern There are H, L, X, rising edge, or falling edge. The pattern setting of each channel is displayed at the bottom of the screen. H：Set the pattern value of the selected channel to “High”, that is, the voltage level is higher than the trigger level of the channel.
  • Page 47 User’s Manual MSO/UPO3000E Series It can set “write or read”. Write: It will be generated when the “read/write” bit of the I C protocol is “write”. Read: It will be generated when the “read/write” bit of the I C protocol is “read”. (2) Trigger Condition It can set the I C trigger condition to start, restart, stop, loss confirmed, address, data and address...

  • Page 48: Spi Trigger

    User’s Manual MSO/UPO3000E Series 7.16 SPI Trigger SPI decoding trigger can set trigger condition, data, idle time, trigger coupling, trigger mode and decoding setting. Trigger Condition Enable chip selection includes chip selection and chip selection & data. It will generated on the edge that chip selection level change invalid jump to valid.
  • Page 49 User’s Manual MSO/UPO3000E Series i. End of Frame：It will be generated on the end of frame of CAN signal. j. Loss Confirmed：It will be generated on loss confirmed of CAN signal. k. Bit stuff error ： In the segment that requires bit filling, the waveform will be triggered when continuous detect the error from the same level of 6 bits.

  • Page 50: Lin Trigger

    User’s Manual MSO/UPO3000E Series It is valid when trigger condition is “identifier” or “ID & data”. It can set “standard format, extend format, FD standard format and FD extend format”. Different frame format has different ID range value. “Stand format, extend format” is suitable for CAN signal; “FD standard format, FD extend format” is suitable for CAN-FD signal.

  • Page 51: Flexray Trigger

    User’s Manual MSO/UPO3000E Series Synchronization: synchronizing error ID parity check: ID parity check error Checksum: data check and error Decoding Setting Quickly enter the entrance of LIN protocol decoding, refer to reference protocol decoding “LIN Decoding”. 7.20 FlexRay Trigger FlexRay decoding trigger can set trigger condition, trigger coupling, trigger mode and decoding setting. Trigger Condition Set FlexRay trigger condition which includes start frame, indicating bit, identifier, cycle count, header field, data, ID &...
  • Page 52 User’s Manual MSO/UPO3000E Series Data: Set the user-defined data which need to be trigger. The range can set to 00 ～ FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF. Biased data ： Set biased data of byte data for trigger, which can set ON or OFF. ON: display “biased data”...
  • Page 53 User’s Manual MSO/UPO3000E Series a. Region A enable: Set whether Region A is effective, it can be ON or OFF. If there is a region frame is display on the screen, ON: display region frame; OFF: turn off region frame. b.

  • Page 54: Automatic Measurement

    User’s Manual MSO/UPO3000E Series Figure 7-12 Note: If the currently selected region is already exists, then the current region trigger information will replace the original region trigger message and the region area trigger frame will be closed. 8. Automatic Measurement Parameter Measurement ...
  • Page 55 User’s Manual MSO/UPO3000E Series Middle: Half of the sum of the voltage values at the top and bottom of the waveform Pk-Pk: Peak-to-peak value, the voltage value from the highest point to the lowest point of the waveform. Amp：Voltage from top to bottom of the waveform. Mean：The average amplitude of the waveform in the screen.
  • Page 56 User’s Manual MSO/UPO3000E Series PreSht：The ratio of the difference between the minimum value and the bottom value of a waveform to its amplitude. Area：The algebraic sum of the time product of voltage at all points on the screen. CycArea：The algebraic sum of the time product of voltage at all points in a cycle of waveform. Phase: The phase difference between the master source and the slave source.
  • Page 57 User’s Manual MSO/UPO3000E Series Window CURSOR horizontal time cursor area, user can set the cursor position according to your needs. And it can direct test the results in the cursor area. Cursor area Note ： Cursor area has an impact on all parameter measurement results of automatic measurement, and the CURSOR voltage measurement is invalid.

  • Page 58: User-Defined Parameter

    User’s Manual MSO/UPO3000E Series Figure 8-2 8.4 User-defined Parameter Press MEASURE to pop out user defined menu, as shown in Figure 8-3. Figure 8-3 Rotating the Multipurpose knob to select parameter and press the knob to confirm. For every selected parameter, a * symbol will appear in front of the parameter.

  • Page 59: Time Measurement

    User’s Manual MSO/UPO3000E Series Screen Measurement  9.1 Time Measurement Press CURSOR key to enter the cursor measurement menu, select the type and the source to perform time measurement, as shown in Figure 9-1. Figure 9-1 Display box of cursor measurement on the top left corner: “X” indicates the time test result of the channel, “Ref X”...
  • Page 60 User’s Manual MSO/UPO3000E Series Figure 9-2 The upper left corner of the display area shows the cursor measurement information: Y represents the result of voltage measurement, Press Multipurpose knob to adjusting the vertical position of AY and BY to achieve the voltage measurement. 9.3 Screen Measurement Screen measurement supports set the time cursor and the voltage cursor and measure the time and voltage at the same time.

  • Page 61: Sampling System

    User’s Manual MSO/UPO3000E Series 10. Sampling System Sampling is convert signal of analog input channel to discrete point via analog-digital converter (ADC). Press ACQUIRE key on the front panel to enter sampling menu. Sampling Rate  Acquisition Mode  Storage Depth ...

  • Page 62: Acquisition Mode

    User’s Manual MSO/UPO3000E Series Figure 10-2 Waveform Lost: Due to low sampling rate, the reconstructed waveform not reflect the actual signal. As  shown in Figure 10-3. Figure 10-3 10.2 Acquisition Mode Acquisition mode is used to control how to generate waveform from sampling points. Press ACQUIRE key to switch acquisition mode.

  • Page 63: Storage Depth

    User’s Manual MSO/UPO3000E Series (4) Envelope Sampling multi-amplitude waveforms, calculating all the sampling point at the same time which relative to trigger point and display its maximum and minimum. In general, envelope mode uses the peak detection mode for each single acquisition. (5) Average The oscilloscope obtains several waveforms to take the average, and display the final waveform.

  • Page 64: Display System

    User’s Manual MSO/UPO3000E Series Single trigger Single channel or multiple channels are opened Sweep mode Single channel or multiple channels are opened 250M Single trigger Single channel is opened Sweep mode Single channel is opened 11. Display System 11.1 Waveform Display DISPLAY can set the display type of waveform, grid display type, grid brightness, waveform brightness, background brightness, duration time, color temperature, anti-color temperature, transparency of pop out dialog and default transparency.

  • Page 65: Storage And Recall

    User’s Manual MSO/UPO3000E Series Open color temperature in DISPLAY menu, anti-color temperature is the opposite of color temperature. (9) Transparency of Pop out Dialog Set the percentage of transparency of pop out dialog, which can set to 20% ～ 100%, 100% means non-transparent.
  • Page 66 User’s Manual MSO/UPO3000E Series 12.2 Waveform Storage and Load Table 12-2 Waveform Storage Menu Function Setting Description Menu Type Waveform CH1, CH2, CH3, Source Set which channel waveform to be saved. Lock Press save key, the waveform will be saved in oscilloscope. Press save key, the waveform will be saved in external USB storage device.

  • Page 67: Print Screen

    User’s Manual MSO/UPO3000E Series Figure 12-1 After the callback, the Ref waveform status will be displayed in the lower left corner, including time base scale and amplitude scale. User can use the VERTICAL and HORIZONTAL control knob to adjust the Ref waveform position on the screen and the time base scale and the amplitude scale.

  • Page 68: Picture Storage

    User’s Manual MSO/UPO3000E Series 12.5 Picture Storage Table 12-5 Preview Menu of Picture Storage Function Menu Setting Description Type Picture Oscilloscope screenshot is saved in the color displayed on the oscilloscope Original picture interface Oscilloscope screenshot will turn the dark background into light color for Save ink Format storage, the purpose is saving ink to printing photos.

  • Page 69: Auxiliary Function

    User’s Manual MSO/UPO3000E Series their types and saves them to folders of their own types. 13. Auxiliary Function Press the UTILITY key to enter the auxiliary function settings menu. System Function  Recording Waveform  Pass/Fail Test  System Updade ...
  • Page 70 User’s Manual MSO/UPO3000E Series display as hardware 7 digitals frequency meter. AUX Output Selection Output Selection set which signal can output via AUX OUT port, it can select “trigger “or “pass/fail test”. When “trigger” is selected, AUX OUT port exports trigger synchronizing signal. When “pass/fail test” is selected, AUX OUT port exports the output signal of pass /fail test.
  • Page 71 User’s Manual MSO/UPO3000E Series (14) Power-on Mode Set the power-mode of the oscilloscope, it can set always off, always on and last status. Always off: After the power switch on the rear panel of the oscilloscope is turned on, user should press ...
  • Page 72 User’s Manual MSO/UPO3000E Series Figure 13-2 13.2 Recording Waveform Recording Waveform can set to record the waveform, this function includes recording setting (REC SET), record , stop and display Recording Setting Set the parameter of recording waveform, which includes recording interval, end of frame and playback delay.

  • Page 73: Pass/Fail Test

    User’s Manual MSO/UPO3000E Series Menu Save record waveform into USB. Open and play analysis in the analysis software of the Waveform upper computer. Type Save record waveform as picture format into USB. Open and play analysis in the analysis Picture software of the upper computer.

  • Page 74: System Update

    Download the update file from UNI-T official website or ask UNI-T distributor to provide the update file. The update file is the same as the model and hardware version of the instrument, the software version is higher than the version of the instrument.
  • Page 75 Download the update file from UNI-T official website or ask UNI-T distributor to provide the update file. The update file is the same as the model and hardware version of the instrument, the software version is higher than the version of the instrument.
  • Page 76 User’s Manual MSO/UPO3000E Series Figure 13-3 1：Gain scale is display based on the setting gain scale and gain displacement. 2：Phase Margin (PM) value is the difference value between the phase measurement corresponding to the frequency point with a gain of 0dB and 0°. 3：Gain Margin (GM) value is the difference value between the gain measurement at 0dB and the frequency point at 0°...
  • Page 77 User’s Manual MSO/UPO3000E Series Amplitude setting ： In fixed amplitude mode, it can only set one fixed amplitude; in variable amplitude, signal at different frequency can set different amplitude, the range can set to 10 mV ～ 3 V. DC displacement：Set the offset of the scanning signal, the rang can set to -1 V～1 V. Source impedance：Set source load, which can be 50 Ω...
  • Page 78 User’s Manual MSO/UPO3000E Series cursor state and mode. State：Turn on, off cursor. Turn on ： Two cursors will display in bode diagram curve. Using Multipurpose knob or touch gesture to move cursor position. The data list will display its scanning point information and the phase value, gain value and frequency value intersecting with the cursor will display on the right bottom corner.

  • Page 79: Web Access

    User’s Manual MSO/UPO3000E Series Figure 13-6 13.6 Web Access (1) Access Local Area Network The computer and the oscilloscope should under the same LAN. Check the IP address through the UTILITY menu of the oscilloscope, and then the browser accesses the oscilloscope by IP: 9000 port. Example: Computer IP: 192.168.42.3 Oscilloscope IP: 192.168.42.12...
  • Page 80 User’s Manual MSO/UPO3000E Series Figure 13-8 In Web page, click the corresponding key and knob to control the oscilloscope. Multiple operating can be set in screen part of the oscilloscope, such as a. drag waveform cursor to adjust the vertical position of the waveform; drag the trigger position cursor to adjust the trigger position.
  • Page 81 User’s Manual MSO/UPO3000E Series version is 0.34.0. This machine with frp-0.34.0 client, it need use with the server, the server needs to open frp server, the client connects to the frp server port is 7000, so the server needs to configure bind_port = 7000 (3) Network Parameter Setting a.
  • Page 82 User’s Manual MSO/UPO3000E Series Figure 13-12 It includes frp proxy network server IP address, web_port，pic_port proxy port and ctrl_port proxy port. Click to change frp setting，that is to edit proxy IP address, web_port，pic_port，ctrl_port，as shown in Figure 13-13. Figure 13-13 Click the confirmation after the input is completed, it can continuous to access according to the new modified frp proxy IP address information (in correct configuration).

  • Page 83: Protocol Decoding

    User’s Manual MSO/UPO3000E Series 14. Protocol Decoding MSO/UPO3000E performs common protocol decoding for input signal of analog channel, which includes RS232, I C, SPI, CAN, CAN-FD, LIN and FlexRay. User can easily find error, debug hardware, and speed up development progress through protocol decoding. It guarantee high speed and quality completion of projects.
  • Page 84 User’s Manual MSO/UPO3000E Series Bus status: set whether bus decoding is enabled. Display format: set the display format of bus decoding, it can be hexadecimal, decimal, binary system or ASCII (Only for RS232). Event list: display data after decoding in data line, the corresponding line number, time, data and parity data in list format for observing the long decoded data.
  • Page 85 User’s Manual MSO/UPO3000E Series susceptible interference and unreliable. 14.2 I C Decoding C trigger usually used to connecting micro-controller and peripheral equipment, it’s widely applied in micro-electronics area. This bus protocol has two lines to transmit, one line is serial data SDA, and another line is serial clock SCL.
  • Page 86 User’s Manual MSO/UPO3000E Series as shown in Figure 14-3. Figure 14-3 Note: The analog channels of the MSO/UPO3000E series 2-channel products do not have this feature because the number of output channels needs to be at least 3. Bus Decoding Refer to RS232 Bus Decoding.
  • Page 87 User’s Manual MSO/UPO3000E Series Set the edge of clock signal to rising edge or falling edge. Rising edge: It will be generated on the rising edge of clock signal. Falling edge: It will be generated on the falling edge of clock signal. (9) Data Polarity Set the polarity of data signal MOSI to positive or negative.
  • Page 88 User’s Manual MSO/UPO3000E Series FD Bit Rate Set FD bit rate of CAN-FD bus serial data, which can select 250 k, 500 k, 800 k, 1 M, 1.5 M, 2 M, 4 M, 6 M, 8 M and user-defined. User can input customized bit rate when “user-defined” is selected. 14.6 LIN Decoding Bus Decoding Refer to RS232 Bus Decoding.

  • Page 89: Mathematical Operation

    User’s Manual MSO/UPO3000E Series (4) Channel Type Set signal channel type to A or B. Bit Rate(bps) Set bit rate, which can be 2.5 M, 5 M, 10 M or user-defined. User can input customized bit rate when “user-defined” is selected. 15.
  • Page 90 User’s Manual MSO/UPO3000E Series Vertical Unit The unit of the FFT operation result can select Vrms and dB. Vrms and dB display the vertical amplitude size in a linear way and decibel volts way. If the FFT spectrum need to display in a large dynamic range, dB is recommended.
  • Page 91 User’s Manual MSO/UPO3000E Series Waterfall curve 1: Spectrum, waterfall curve and waveform are separately display in 3 window. Waterfall curve shows the time changing of dB value in spectrum. It has “record” function. Waterfall curve can only select when enhance FFT is opened. The maximum record 200 spectrum which corresponds to waterfall curve.
  • Page 92 User’s Manual MSO/UPO3000E Series Figure 15-3 (6) FFT – Detecting Mode The detecting mode is to set the way to display the sampling points of the raw data after FFT operation. The display mode can be set to normal, average, maximum hold and minimum hold. The sampling point mode can be set to + peak, - peak, average and sampling, as shown in Figure 15-4.
  • Page 93 User’s Manual MSO/UPO3000E Series data, and the corresponding spectrum waveform is displayed in gray. Sampling Point Mode a. OFF: turn off the detection display b. + Peak: take the maximum value within the range of each sampling point. c. – Peak: take the minimum value within the range of each sampling point. d.

  • Page 94: Digital Filter

    User’s Manual MSO/UPO3000E Series 15.3 Digital Filter Filter Type Low pass ： Only signal with the source frequency lower than the upper limit of the current frequency are allowed to pass. High pass：Only signal with the frequency higher than the lower limit of the current frequency are allowed to pass.
  • Page 95 User’s Manual MSO/UPO3000E Series When editing the expression, user can press the delete key to “delete", "clear" and "application" the expression. After applying the expression, the oscilloscope performs operations according to the expression and displays the result. (2) Expression Dialog Frame exp: It represents the formula consist of channel, function, variation and operator.

  • Page 96: Digital Channel

    User’s Manual MSO/UPO3000E Series 0 ~ 9, . Perform digit operation 16. Digital Channel MSO/UPO3000E series digital phosphor oscilloscope has 2 analog channel and 16 digital channel. For digital channel, the oscilloscope will compared the sampled voltage of each time to the preset logical threshold.

  • Page 97: Threshold Setting

    User’s Manual MSO/UPO3000E Series 16.2 Select Digital Channel The current channel can select any channel, the selected channel will be highlight. Rotary Multipurpose knob to move the selected channel to the desired position. Note: Only the channel that have been displayed on the oscilloscope screen, and the selected to move the position can be effective.

  • Page 98: Label Setting

    User’s Manual MSO/UPO3000E Series (4) Bit：Select the corresponding channel bit of the bus, which can be D0 ～ D15, CH1 or CH2. Bit order: Set the bus bit order, which can select “low to high” (D0 locate in low bit) or “high to low” (D0 locate in high bit).

  • Page 99: Group Setting

    User’s Manual MSO/UPO3000E Series (2) Input Label Select a digital channel which need to input label （ D0-D15）. Press input to enter input interface, it can input by manual. The way to input channel label as the following, The oscilloscope is mark the corresponding channel with its channel number by default (such ).
  • Page 100 User’s Manual MSO/UPO3000E Series The zero offset is defined as the offset of the intersection of the waveform and the trigger level line relative to the trigger position. Adjusting Multipurpose knob to set delay time, which can set to -100 ns ~100 ns. Note: This parameter setting is related to the instrument’s model and the current time base scale size.
  • Page 101 User’s Manual MSO/UPO3000E Series wave” “modulating” “OFF”.） (3) The ② on the above figure is waveform reference list: Display the parameter of waveform in the list format. If an item in the list is in white, then it can use menu operating soft key, numeric keyboard, direction key or Multipurpose knob to adjust the parameter.

  • Page 102: Advanced Application

    User’s Manual MSO/UPO3000E Series When AWG is opened, the oscilloscope outputs a sine wave with 1 kHz, amplitude 100 mVpp by default. It can adjust the frequency value by using the Multipurpose knob or numeric keyboard. (2) Set output amplitude The default configuration of waveform is sine wave with amplitude 100 mVpp.
  • Page 103 User’s Manual MSO/UPO3000E Series Figure 17-3 Carrier wave  slope , pulse or arbitrary waveform (except DC). The default is sine AM carrier wave can be sine, square, Multipurpose waveform. After select AM modulating, press Carrier soft key to enter the interface, press knob to select the desired carrier wave as shown in Figure 17-4.
  • Page 104 User’s Manual MSO/UPO3000E Series Pulse Wave 1 μHz 15 MHz Arbitrary Wave 1 μHz 5 MHz Set carrier frequency after select the carrier wave. Adjusting Multipurpose knob, numeric keyboard to set the frequency value. Modulating wave  Modulating wave can be sine wave, square wave, rising slope wave, falling slope wave, arbitrary wave or noise.
  • Page 105 User’s Manual MSO/UPO3000E Series Figure 17-5 Select carrier waveform  FM carrier waveform can be sine wave, square wave, slope wave, pulse wave or arbitrary wave (except DC). The default is sine wave. After FM modulating is selected, press Carrier soft key to enter carrier waveform interface, press Multipurpose knob to select the desired carrier waveform, as shown in Figure 17-6.
  • Page 106 User’s Manual MSO/UPO3000E Series Frequency offset represents the deviation of the frequency of the FM modulated waveform relative to the carrier frequency. The FM frequency offset can be set from the minimum DC to half of the maximum of the current carrier bandwidth, and the system default frequency offset is 100 Hz. The frequency value can adjust by using Multipurpose knob or numeric keyboard.
  • Page 107 User’s Manual MSO/UPO3000E Series Select arbitrary wave  User can select the arbitrary wave from the oscilloscope’s built-in or saved in internal or external of the oscilloscope. When arbitrary wave function is enabled, adjusting Multipurpose knob to select the arbitrary wave from different storage medium. Built-in arbitrary wave as shown in Table 17-2 Table 17-2 Type...
  • Page 108 User’s Manual MSO/UPO3000E Series Bessely Bessel function of the second kind Cauchy Cauchy distribution Cubic Cubic function Dirichlet Dirichlet function Error function Erfc Complementary error function ErfcInv Inverse complementary error function ErfInv Inverse error function ExpFall Exponent fall function ExpRise Exponent rise function Gammaln Napierian logarithm of gamma function...
  • Page 109 User’s Manual MSO/UPO3000E Series Due to power cut-off, it cause transient phenomenon of ISO7637-2 TP1 a car Due to the inductance in wiring, it cause transient ISO7637-2 TP2A phenomenon of a car Due to boot turn to shut down, it cause transient ISO7637-2 TP2B phenomenon of a car Due to the conversion, it cause transient phenomenon...
  • Page 110 User’s Manual MSO/UPO3000E Series ACscPro Raised arc cosecant function ACscHCon Cupped arc hyperbolic cosecant function ACscHPro Raised arc hyperbolic cosecant function ASecCon Cupped arc secant function ASecPro Raised arc secant function ASecH Arc hyperbolic function ASin Arc sine function ASinH Arc hyperbolic sine function ATan Arc tangent function...

  • Page 111: Common Setting

    User’s Manual MSO/UPO3000E Series ALT_04 ALT_05 AUDIO AbsSineHalf AmpALT AttALT COIL_2_1 COIL_2_2 DC_04 ECT_1_2 EGR_2 EGR_3_2 EST_03_2 GaussPulse Gaussian monopulse IAC_1_1 INJ_1_1 INJ_2 INJ_3 INJ_4 INJ_5_6 INJ_7 KS_1_1 Log10 MAF_1_1 MAF_1_2 MAF_5_3 MAP_1_1 MAP_1_2 MC_3 O2PROPA1 O2PROPA2 O2SNAP RounsPM STAR02_1 SineTra SineVer StairUD...

  • Page 112: Automatic Setting

    User’s Manual MSO/UPO3000E Series Table 17-3. Table 17-3 Function Menu Submenu Function Setting Description Channel output OFF, ON Set the status of channel output. The default is OFF. Channel inverse OFF, ON Set the status of channel inverse. The default is OFF. Load 50Ω,high resistance Set the channel’s load.

  • Page 113: Factory Setting

    User’s Manual MSO/UPO3000E Series screen shows “STOP”. Press the RUN/STOP key to switch the waveform sampling between the run and stop states. 18.3 CLEAR Use the CLEAR key on the front panel to set. Press this key to clear the recalled reference waveform on the screen.
  • Page 114 User’s Manual MSO/UPO3000E Series Horizontal time base 1 μs/div Horizontal displacement 0(horizontal midpoint) Trigger mode Edge Trigger polarity1 Rising edge Coupling mode Trigger condition Greater than Lower limit of time 20 ns Upper limit of time 20 ns Edge count Trigger line L position Trigger System Trigger line H position...
  • Page 115 User’s Manual MSO/UPO3000E Series FFT mark threshold Digital filter Low pass Main source of measurement All parameter measurement User-defined parameter Measurement Statistics Slave source Indicator enable Indicator Maximum Output Fail Source Display Stop type Fail time Pass/Fail Test Stop condition Be equal or greater than Threshold Template waveform for reference...
  • Page 116 User’s Manual MSO/UPO3000E Series trigger condition byte size data subnet mask SPI CS SPI CLK SPI MOSI SPI MISO SPI CS Polarity Positive polarity SPI CLK Polarity Positive polarity SPI MOSI Polarity Positive polarity SPI MISO Polarity Positive polarity SPI bit order SPI Bit Width 8 bits SPI idle time...

  • Page 117: System Prompt And Troubleshooting

    User’s Manual MSO/UPO3000E Series Automatic trigger Autoset Automatic signal Autoset Current channel selection RUN/STOP 19. System Prompt and Troubleshooting Description of System Prompt  Troubleshooting  19.1 Description of System Prompt This chapter is to describe the system prompt, the detailed explanation as shown in Table 19-1 Table 19-1 It is prompt that the adjusting is up to extremity in the current status.
  • Page 118 User’s Manual MSO/UPO3000E Series FAT. No USB has detected, please insert It will be prompt when USB is not connected. USB device ! Remove all input signals. It will be prompt when using analog channel calibration and LA calibration. Auto-calibration is completed ! It will be prompt when auto-calibration is completed.
  • Page 119 User’s Manual MSO/UPO3000E Series In Multi-Scopes mode, the adjustment It will be prompt when adjusting horizontal time base is slow to 20 ms. is up to extremity ! In XY mode, this function cannot be It will be prompt when open MATH, REF, LA, DECODE function in XY mode. use ! Start to update ? It will be prompt when select the update file to upgrade.

  • Page 120: Troubleshooting

    After completing the above steps, restart the oscilloscope. If the instrument still cannot work, please contact UNI-T. (2) After signal acquisition, signal of waveform does not appear on the screen. Check whether BNC port is connected properly.

  • Page 121: Appendix A Maintenance And Cleaning

    If the product is proven to be defective within this period, UNI-T will repair or replace the product in accordance with the detailed provisions of the warranty.

  • Page 122: Appendix C Contact Us

    MSO/UPO3000E Series 20.3 Appendix C Contact Us If the use of this product has caused any inconvenience, if you in mainland China you can contact UNI-T company directly. Service support: 8am to 5.30pm (UTC+8), Monday to Friday or via email. Our email address is infosh@uni-trend.com.cn...

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