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7.Electrical Interface

External circuit

Signal output

Power+

PWR GND

PNP

Pull-down
resistor

Line2

1.8V

FPGA INPUT2

Camera internal circuit

Camera GND

Figure 7-8 PNP photoelectric sensor connected to Line2 input circuit

⚫

When LIine2 is configured as input, pull-down resistor over 1K should not be used, otherwise the input
voltage of Line2 will be over 0.6V and logic 0 cannot be recognized stably

⚫

Input rising time delay: <2μs (0°C~45°C), parameter description as shown in Figure 7-4

⚫

Input falling time delay: <2μs (0°C~45°C), parameter description as shown in Figure 7-4

7.3.1.2.2.

Line2 is Configured as Output

⚫

Range of external voltage (EXVCC) is 5~24V

⚫

Maximum output current of Line2 is 25mA, output impedance is 40Ω

⚫

Output voltage and output current in typical application conditions (temperature is 25

℃

) are shown in

Table 7-5

External voltage

EXVCC

External resistance

Rexternal

Line2 voltage (V)

Output current (mA)

1kΩ

0.19

4.8

12V

0.46

11.6

24V

0.92

23.1

Table 7-5 Voltage and output current of Line2 in typical conditions

⚫

Rising time delay = tr+td: <20μs (0°C~45°C) (parameter description as shown in Figure 7-9)

⚫

Falling time delay = ts+tf: <20μs (0°C~45°C) (parameter description as shown in Figure 7-9)

Содержание VENUS USB3 Series

Страница 1: ...VENUS USB3 Vision Cameras User Manual Version V1 0 0 Date 2020 09 14 China Daheng Group Inc Beijing Image Vision Technology Branch...

Страница 2: ...anch The right is also reserved to modify or change any parts of this manual in the future without prior notification All other trademarks are the properties of their respective owners 2020 China Dahe...

Страница 3: ...ring high resolution high definition and extremely low noise The camera is equipped with standard USB3 0 interface is easy to install and use The VENUS family cameras are especially suitable for machi...

Страница 4: ...oftware Package 4 3 1 2 User Software Interface 4 3 2 Camera Power 5 3 3 Camera Driver Installation 6 3 3 1 System Requirements 6 3 3 2 Driver Installation 6 3 4 Open Device and Start Acquisition 6 4...

Страница 5: ...ing Trigger Mode 30 8 2 4 Continuous Mode and Configuration 31 8 2 5 Software Trigger Acquisition and Configuration 31 8 2 6 External Trigger Acquisition and Configuration 32 8 2 7 Set Exposure 33 8 2...

Страница 6: ...GroupBox 52 9 1 2 3 Auto Create Lut 56 9 1 2 4 Save Lut 57 9 1 3 Precautions 57 9 1 3 1 Read From Device 57 9 1 3 2 Write To Device 58 9 1 3 3 Directory Structure 58 9 2 Frame Rate Calculation Tool 58...

Страница 7: ...locking screw connectors the VENUS series cameras can secure the reliability of cameras deployed in harsh industrial environments Featuring high reliability and high price performance ratio the VENUS...

Страница 8: ...wing and software can be downloaded from the Downloads of DAHENG IMAGING website The relevant contents are as follows Document VENUS USB3 Vision Cameras User Manual CAD Technical Drawing DAHENG IMAGIN...

Страница 9: ...lothing cotton and shoes and touch the metal to discharge the electro static before operating cameras 2 2 Environmental Requirements 1 Housing temperature during operation 0 C 45 C humidity during ope...

Страница 10: ...ir own control programs 5 Programmer s Manual This manual is the users programming guide that instructs the users how to configure the programming environment and how to control cameras and acquire im...

Страница 11: ...iation EMVA GenICam provides a generic programming interface for all kinds of cameras and devices It provides a standard application programming interface API no matter what interface technology is be...

Страница 12: ...e installation package from www daheng imaging com en Downloads 2 Run the installer 3 Follow the instructions of the installation wizard to complete the installation process During the installation pr...

Страница 13: ...x s e W m2 s or DN W m2 s The spectral response graphs given by different manufacturers are different Some graphs ordinate is relative sensitivity response and abscissa is wavelength Some graphs ordin...

Страница 14: ...Dimensions 32 5mm 32 5 mm 8 1mm PCB thickness is 1 6mm 35mm 35mm 15 8mm without CS mount lens adapter or connectors 35mm 35 mm 15 1mm without S mount lens adapter or connectors Weight 7g 31g 32g Soft...

Страница 15: ...4 General Specification China Daheng Group Inc Beijing Image Vision Technology Branch 9 4 2 2 Spectral Response Figure 4 1 VEN 161 61U3M M01 M05 M06 sensor spectral response...

Страница 16: ...5 Dimensions China Daheng Group Inc Beijing Image Vision Technology Branch 10 5 Dimensions 5 1 Camera Dimensions Figure 5 1 VEN U3 M01 mechanical dimensions Figure 5 2 VEN U3 M06 mechanical dimensions...

Страница 17: ...thread length should be less than 6 3mm as shown in Figure 5 4 The back flange distance of S mount is 13 18 mm in the air and the maximum screw in depth of the S mount lens should be less than 11 6mm...

Страница 18: ...5 Dimensions China Daheng Group Inc Beijing Image Vision Technology Branch 12 Figure 5 4 CS mount optical interface of VENUS Figure 5 5 S mount optical interface of VENUS...

Страница 19: ...models of CS mount are equipped with IR filters The monochrome models are equipped with transparent glasses Contact our technical support when the glass needed to be removed Figure 6 1 Infrared cut of...

Страница 20: ...e The maximum sensor size that the lens image can cover There are mainly 1 2 2 3 1 1 2 1 and so on When selecting a lens make sure that the optical size of the lens is not smaller than the sensor size...

Страница 21: ...ijing Image Vision Technology Branch 15 f sensor size horizontal or vertical Working distance Field of View corresponding to the horizontal or vertical direction of the sensor size The corresponding l...

Страница 22: ...s been boot loaded but no data is being transmitted Flashing green Data is being transmitted Flashing yellow The camera s initialization failed Table 7 1 Camera status 7 2 USB Port Recommend to use th...

Страница 23: ...4V Line0 voltage Minimum input current 7mA The status is unstable when input voltage is between 2 5V and 5V which should be avoided When peak voltage of input signal over 9V a current limiting resisto...

Страница 24: ...to opto isolated input circuit Rising edge delay 50 s 0 C 45 C parameter description as shown in Figure 7 4 Falling edge delay 50 s 0 C 45 C parameter description as shown in Figure 7 4 Different env...

Страница 25: ...or the response to the decrease to 0 8V of INPUT0 from 50 rising of LINE0 Falling time delay TRIGIN_F_DELAY the time required for the response to the rise to 2V of INPUT0 from 50 falling of LINE0 7 3...

Страница 26: ...voltage The status is unstable when input voltage is between 0 6V and 1 9V which should be avoided When input of Line2 is high input current is lower than 100uA When input of Line2 is low input curre...

Страница 27: ...as shown in Figure 7 4 Input falling time delay 2 s 0 C 45 C parameter description as shown in Figure 7 4 7 3 1 2 2 Line2 is Configured as Output Range of external voltage EXVCC is 5 24V Maximum outp...

Страница 28: ...the time for the response of LINE2 to rise from 10 to 90 of its final value Delay parameters are affected greatly by external voltage and external pull up resistor but little by temperature Output del...

Страница 29: ...a Daheng Group Inc Beijing Image Vision Technology Branch 23 1 4 3 2 EXVCC 5 24V Line2 OUTPUT2 33 PTC External circuit Camera internal circuit Figure 7 10 Internal equivalent circuit of camera when Li...

Страница 30: ...igger the VEN U3 series camera has the external trigger filtering feature including rising edge filtering and falling edge filtering The user can set the trigger filter feature by setting the TriggerF...

Страница 31: ...ting LineInverter For the VEN U3 series camera the default input line level is false when the camera is powered on indicating that the input line level is not reversed If it is set as true indicating...

Страница 32: ...this mode the user can set the camera s constant output level for special processing such as controlling the constant light source or the alarm light two level types are available high level or low le...

Страница 33: ...is false and the default status of Line2 is true 2 Read all the lines level The VEN U3 series camera can get the current status of all lines On the one hand the signal status is the status of the exte...

Страница 34: ...ut Start Status Trigger Figure 8 7 Trigger acquisition process In trigger mode sending AcquisitionStart command is not enough a trigger signal is also needed Each time a frame trigger is applied inclu...

Страница 35: ...op during blanking After the camera transferred a whole frame the camera goes into wait state When user sends an AcquisitionStop command in wait state the camera will return to stop acquisition state...

Страница 36: ...ave different results Switch trigger mode during frame reading out Acquisition Mode Camera output Continuous mode Continuous Frame Trigger mode Trigger Frame Continuous mode Trigger Continuous Frame 1...

Страница 37: ...ontinuous mode It is also not active until the 5th frame is finished it should wait a complete frame The camera switches from trigger mode to continuous mode at point 4 and then the camera works in co...

Страница 38: ...er delay time is zero 8 2 6 External Trigger Acquisition and Configuration External trigger acquisition configuration The VEN U3 camera supports external trigger acquisition mode Three steps followed...

Страница 39: ...pends on the width of the trigger signal which is triggered by the rising edge falling edge set by the Trigger Activation 1 Available exposure mode a Timed exposure mode Timed exposure mode is availab...

Страница 40: ...abled exposure starts when the trigger signal falls and continue until the trigger signal rises as shown in Figure 8 15 Exposure External trigger signal Figure 8 15 The sequence diagram in falling edg...

Страница 41: ...ually the steps are one row period When the value of the ExposureTime cannot be divisible by the row period round up to an integer should be taken such as the row period is 36us setting exposure time...

Страница 42: ...rame image has been started exposure The formula of overlapping exposure frame period overlapping exposure frame period exposure time readout time Time Overlapping area Overlapping area Frame N Frame...

Страница 43: ...of the sensor output signal remains constant increasing the gain makes the response curve steeper and that makes the image brighter For every 6dB increases of the gain the gray value of the image will...

Страница 44: ...mat in the memory is as follows Y00 Y01 Y02 Y03 Y04 Y10 Y11 Y12 Y13 Y14 Among them Y00 Y01 Y02 are the gray value of each pixel that starts from the first row of the image Then the gray value of the s...

Страница 45: ...pixel in the output image of the camera is 8 bits According to the location difference the three components of red green and blue are respectively represented The format in the memory is as follows R0...

Страница 46: ...ffsetY width and height of the output image The camera only reads the image data from the sensor s designated region to the memory and transfer it to the host and the other regions image of the sensor...

Страница 47: ...s 4 The step of AAROIOffsetY and AAROIHeight is 2 The setting of the AAROI depends on the size of the current image and cannot exceed the range of the current image That is to say assuming the Width a...

Страница 48: ...pixel data the expected gray value range is 0 1023 and for 12bit pixel data the expected gray value range is 0 4095 The camera adjusts the gain value within the range minimum gain value maximum gain...

Страница 49: ...eases by 1 compared to the previous frame until to 255 and then the next frame gray value returns to 0 and so on A printscreen of a single frame is shown in Figure 8 24 Figure 8 24 Gray gradient test...

Страница 50: ...he vendor default configuration parameters are the camera configuration parameters optimized by the vendor in a particular environment these parameters are stored in the non volatile memory of the cam...

Страница 51: ...be covered by the loaded parameters which are selected by the user and the new effective configuration parameters are generated The operation steps are as follows 1 Use UserSetSelector to select Defa...

Страница 52: ...name of each camera otherwise an exception will occur when the camera is opened 8 3 8 Reverse X and Reverse Y The Reverse X and Reverse Y features can mirror acquired images horizontally vertically or...

Страница 53: ...nd vertically Figure 8 30 The original image Figure 8 31 Reverse X and Y enabled Using Image ROI with Reverse X or Reverse Y If you have specified an image ROI while using Reverse X or Reverse Y you m...

Страница 54: ...onfigurations etc The user data area is 16K bytes and is divided into 4 data segments each of which is 4K bytes The user can access the user data area through the API interface The data is saved to th...

Страница 55: ...the wastage of the HUB and the host performance The user can refer the test result of the interface bandwidth in TN USB3 0 host controller bandwidth and CPU utilization document 8 4 3 DeviceLinkThrou...

Страница 56: ...the OffsetY and height of the image ROI When the OffsetY and height change in the ROI setting it will affect the frame period captured by the camera front end which will affect the acquisition frame r...

Страница 57: ...alaxyView exe After opening the device that you want to operate through this software you can open LUT Create Tool from the menu bar plugin list With the plugin you can achieve the following functions...

Страница 58: ...eters after the camera is powered on again you need to select Write To Device The Lut parameter will be written to the UserSet0 After the device is powered on again select the Read From Device in the...

Страница 59: ...dard Lut 2 Read From device When you select read from device the tool will automatically load UserSet0 and then load the Lut saved by the device If the device supports LUTEnable it will automatically...

Страница 60: ...effects are updated to the lookup table in the device When selecting the standard Lut or default Lut and selecting Write To Device then when reading the written parameters will be updated to the GUI...

Страница 61: ...or default Lut and auto create Lut the widget interface will update the parameters stored when saving Lut the updated parameter values include Lut range Gamma brightness contrast and the values selec...

Страница 62: ...will result in failure to read the file 5 Default The default option is the Lut data when the device is shipped from the factory and is the initial value in each situation If there is an error in oth...

Страница 63: ...eras will save and restore the parameter 9 1 2 4 Save Lut The group contains two widgets Save To File and Write To Device 1 When selecting Save To File the current Lut data can be saved to the file Th...

Страница 64: ...arily change the installation package directory structure to avoid read write failure 9 2 Frame Rate Calculation Tool Figure 9 7 Frame rate calculation tool The frame rate calculation tool is currentl...

Страница 65: ...e rate control is enabled and Off means frame rate control is disabled When frame rate control is enabled the camera acquires images at a frame rate no higher than the AcquisitionFrameRate When frame...

Страница 66: ...ed the camera 5 Fail to open device it shows that This device can only be operated on an USB3 0 Port 1 Please check whether the camera is connected to USB2 0 port or USB2 0 HUB Be sure to connect the...

Страница 67: ...10 FAQ China Daheng Group Inc Beijing Image Vision Technology Branch 61 9 Camera crashes on Advantech AIIS 1440 IPC 1 Be sure the driver version of AMD USB controller is later than 2 20...

Страница 68: ...11 Revision History China Daheng Group Inc Beijing Image Vision Technology Branch 62 11 Revision History No Version Changes Date 1 V1 0 0 Initial release 2020 09 14...

Страница 69: ...x 010 82563343 Email isales deheng imaging com 2 Shanghai Office Tel 021 35312826 Fax 021 65201839 128 Email shanghai daheng imaging com 3 Shenzhen Office Tel 0755 83479565 Fax 0755 82044020 E mail sh...

Страница 70: ...g Image Vision Technology Branch 64 Email xian daheng imaging com 12 2 Contact Support If you have any questions in using DAHENG IMAGING products please contact the experts on our support team Tel 400...

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