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NED RMSL4K76CL User Manual

Line scan camera
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User's Manual
Line Scan Camera
Molel：RMSL4K76CL
NIPPON ELECTRO-SENSORY DEVICES CORPORATION

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Summary of Contents for NED RMSL4K76CL

  • Page 1 User’s Manual Line Scan Camera Molel：RMSL4K76CL NIPPON ELECTRO-SENSORY DEVICES CORPORATION...
  • Page 2 Directive on Waste Electrical and Electronic Equipment (WEEE) Please return all End of Life NED products to the distributor from whom the product was purchased for adequate recycling and / or disposal. All costs of returning the Product to NED are borne by the shipper.
  • Page 3 Introduction Thank you for purchasing NED’s Line Scan Camera. We look forward to your continued custom in the future. For safety use  For your protection, please read these safety instructions completely before operating the product and keep this manual for future reference.
  • Page 4  Do not share the power supply with motor units or other devices that generate noise interference.  Do not disconnect the camera while rewriting the embedded memory.  When you change the exposure mode that is set at the NED factory, input control signal (CC1) from the capture board. RMSL4K76CL...
  • Page 5  As a general rule, in the first instance fault diagnosis should take the form of a telephone call or an email to enable us to assess the circumstances of the malfunction.  However, depending on the customer’s requests, we, or our agent, may require an additional fee for this service. RMSL4K76CL UME-0097-01...
  • Page 6 On request, arrangements can be made separately. Scope of Repair Service  The above assumes business dealings and usage to take place in the customer’s region / country. In cases of business dealings and/or usage outside the customer’s region/country, separate consultation is required. RMSL4K76CL UME-0097-01...

  • Page 7: Table Of Contents

    4.2.3 Setting Digital Offset 4.2.4 Setting Exposure Mode 4.2.5 Setting Scan Rate 4.2.6 Setting Exposure Time 4.2.7 Setting Pixel Correction mode 4.2.8 Setting Pixel Correction Levei 4.2.9 Generating Test Pattern 4.2.10 Setting the Pixel Readout Direction 4.2.11 Setting Data Format RMSL4K76CL UME-0097-01...
  • Page 8 5.2 Protecting Against Dust, Oil and Scratches ---------------------------------------------------- 52 5.3 Cleaning the Sensor Window ------------------------------------------------------------------------ 52 6 Troubleshooting 6.1 When there is no Image -------------------------------------------------------------------------------- 53 6.2 When Noise is present in the Image --------------------------------------------------------------- 55 6.3 When the Camera becomes hot --------------------------------------------------------------------- 57 RMSL4K76CL UME-0097-01...
  • Page 9 7 Others 7.1 Notice --------------------------------------------------------------------------------------------------------- 58 7.2 Contact for support -------------------------------------------------------------------------------------- 58 7.3 Product Support ------------------------------------------------------------------------------------------ 59 7.3.1 Warranty card (attach a separate) 7.3.2 When you need to repair Revision History RMSL4K76CL UME-0097-01...

  • Page 10: Product Outline

     Inspection of glass and sheet-like objects  Printed circuit board inspection  This camera utilizes an Intelligent Transportation System  Outdoor surveillance Wide dynamic range prevents the camera from saturation caused by direct rays and specular refection rays. RMSL4K76CL UME-0097-01...
  • Page 11 2. Resolution: 10μm 3. Inspection time: less than 30 seconds Unit Configuration 1. Camera: Line scan camera 2. Controller: Dedicated software for PC system 3. Size: L930 x D500 x H500 (mm) Applicable Fields Inspection of patterns on film PCBs RMSL4K76CL UME-0097-01...

  • Page 12: Image Sensor

    Analog Amplifier：ｘ1 to ｘ10（8 Steps） Gain Adjustable Range Digital：ｘ1 to ｘ2（512 Steps） *Analog Amplifier +Digital Offset Adjustable Range Digital：-127～127(0.5DN/STEP:8bit) *Digital -127～127(2.0DN/STEP:10bit) Typically 5 DN (without correction, at minimum gain) FPN (Fixed Pattern Noise) 2 DN (with correction, at minimum gain) RMSL4K76CL UME-0097-01...
  • Page 13 2 Gain/Offset/Video Output(8bit/10bit) Adjustable 3 Test Pattern Output On/Off Additional Function 4 Programmable Exposure Control 5 Scan Direction Switching 6 Selectable Data Rate *1) DN : Digital Number (10-bit : 0 -1023) *2) Measurements were made at room temperature. RMSL4K76CL UME-0097-01...
  • Page 14 The quantum efficiency is shown below. Figure 1-4-1 Quantum efficiency RMSL4K76CL UME-0097-01...

  • Page 15: Camera Setting And Optical Interface

    8mm, and less than 6mm for the side.  No X-, Y-axis orientation and tilt adjustment mechanism is available. Please prepare an adjustment mechanism if required. RMSL4K76CL UME-0097-01...
  • Page 16 The dimensions of the camera are shown below. Nikon F mount Figure 2-2-1 Dimensions of the Camera RMSL4K76CL UME-0097-01...

  • Page 17: Optical Interface

    CMOS image sensors are sensitive to infrared (IR). We recommend using daylight colour fluorescent lamps that have low IR emissions. If you use a halogen light source, to prevent infrared from distorting the images use an IR cutoff filter that does not transmit wavelengths. RMSL4K76CL UME-0097-01...

  • Page 18: Hardware

    Camera Link cable Camera Link Frame Grabber Board linescan camera power cable Camera Power Supply DC +12V 15W Figure 3-1-1 Connections between Camera and Frame Grabber Board and Power Supply RMSL4K76CL UME-0097-01...
  • Page 19 Link cable type and length for your application. We recommend you perform a connection test in advance. Table 3-1-1 calculated value of maximum cable length Solios model clock speed(MHz) maximum cable length(m) SOL 6M CL E* (20～66MHz) SOL 6M FC E* (20～85MHz) RMSL4K76CL UME-0097-01...
  • Page 20 3.2 Input / Output Connectors and Indicator The layout of input /output connecters and the LED indicator are as follows. Figure 3-2-1 Input/Output Connectors and Indicator RMSL4K76CL UME-0097-01...

  • Page 21: Connectors･Pin Assignments･Cables

    LVDS_DRIVER LVDS_RECEIVER 　ＬＶＡＬ，ＦＶＡＬ 　ＤＶＡＬ，ＳＰ 　ＰｏｒｔＤ～Ｆ Y0± Y0± 100Ω Y1± Y1± 100Ω Y2± Y2± 100Ω Y3± Y3± 100Ω ＣＫ YClk± YClk± 100Ω Cable 100Ω terminated 100Ω 100Ω 100Ω 100Ω terminated 100Ω 100Ω Figure 3-3-1 Camera / Frame Grabber Interface(Base,Medium) RMSL4K76CL UME-0097-01...
  • Page 22 RMSL4K76CL UME-0097-01...
  • Page 23 Figure 3-3-2 Circuit of LVDS The camera has 26-pin connectors for control signals of Camera Link, data signals and serial communications. The camera also has a 6-pin HIROSE connector for power supply. Figure 3-3-3 Camera Link Connector  Locking screw type RMSL4K76CL UME-0097-01...
  • Page 24 3M: 14B26 – SZLB – xxx - 0LC by or equivalent  To avoid uncoupling of the cable connectors during power on, make sure to clamp them with the locking screws.  Do not unplug the cables while power is being supplied to the camera. RMSL4K76CL UME-0097-01...
  • Page 25 Figure 3-3-4 Power Supply Connector (HIROSE: HR10G-7R-6PB) Table 3-3-2 Pin Assignment of Power Supply Connector NAME Colour of Cable DC12 –15V White DC12 –15V DC12 –15V － Green Black － Note: The cable colour in the table describes the compatible cable DGPSH-10. RMSL4K76CL UME-0097-01...

  • Page 26: Power Supply

    If the lamp fails to illuminate even after power is switched on, turn off power immediately. Inspect wiring. Check the voltage and capacity of the supplied power source. It is recommended that the shield processing of the power cable to be connected with GND on the power supply side. RMSL4K76CL UME-0097-01...

  • Page 27: Camera Control

    VAL CR □ □  Format CMD: Control text (3 Bytes) Use 3 lowercase letters only. No numerals allowed. Carriage Return (0x0D) □ Space (0x20) or Comma (0x2C) VAL: Setting value (decimal, maximum 5 digits) <Example> gax 0 CR RMSL4K76CL UME-0097-01...

  • Page 28: Camera Sending Message (Pc Receiving Message)

    >OK CR >gax 0 CR EOT Table 4-1-3-1 Error Messages Camera Response Meaning Camera executed command CMD ERR! Command is not valid CMD OVR ERR! Command text line is too long VAL ERR! Parameter accepted was outside of specified MEM ERR! Memory error RMSL4K76CL UME-0097-01...

  • Page 29: Camera Control Commands

    0 : mono8 / 1 : mono10 CameraLink Output 85/60/4 85:85MHz 60:60MHz clkcl Clock 40:40MHz 0:GenICam_4X2E Output Tap Format tapg 0/1/2 1:GenICam_2X2E 2:GenICam_1X2 γ=Val / 1000 250 to Gamma Correction Example : If Val=450, gamma 1000 γ=450 / 1000=0.45 Setting 4000 RMSL4K76CL UME-0097-01...
  • Page 30 Capture white pixel Obtain any white correction data correction data and save it in memory Operation Status Returns the current camera settings. Readout Communication speed sbaud 9600/ 9600(at factory setting/ 9600 115200 115200bps selection RMSL4K76CL UME-0097-01...

  • Page 31: Details On Commands

    255 CR (Setting digital gain 255(1023/(1023-255)=x1.33)) >OK >gdx 255 4.2.3 Setting Digital Offset Sets digital offset -127 to +127(8-bit:0.5DN/Step 10-bit:2DN/Step) □  Format VAL CR   -127 to 127 <Example> □ 10 CR (8/10bit Setting digital offset +5/+20DN(8-bit/10-bit)) >OK >odx 10 RMSL4K76CL UME-0097-01...

  • Page 32: Setting Exposure Mode

    Scan period (reciprocal number of the scan rate) > Exposure time + blanking (fixation time) ● Setting the scan rate The camera coordinates the exposure time automatically if the inequality mentioned as above is not met when you set the scan rate (reciprocal RMSL4K76CL UME-0097-01...

  • Page 33: Setting Pixel Correction Mode

    CR (for factory black correction + factory white correction , Correction level 900) >OK >shc 1,900 4.2.8 Setting Pixel Correction Levei Sets pixel correction.level  Format CMD□VAL□ CR  ffct  0 to 1023 (Setting correction level:10-bit) <Example> ffct□900 CR (Correction level 900) >OK >ffct 900 RMSL4K76CL UME-0097-01...

  • Page 34: Generating Test Pattern

    0,1 (0: 8-bit / 1: 10-bit) <Example> □ 0 CR (8-bit output) >OK >pfm 0 4.2.12 Setting Output Data Clock The data format of the camera output signal is linearly fixed. □  Format VAL CR  clkcl  85,60,40 (85:85MHz,60:60MHz,40:40MHz) <Example> RMSL4K76CL UME-0097-01...

  • Page 35: Setting Tap Geometry

    CR （0.45 at gamma correction setting） >OK >gamma 450 4.2.15 Memory Initializing (Initializing Camera Settings) Reset the flash memory to the factory default.  Format CMD CR  <Example> rst CR >OK >Type=RMSL8K76CL >Ver.=1.13_0x0253 >Serial=3 >gax 0 >gdx 0 >odx 0 RMSL4K76CL UME-0097-01...

  • Page 36: Memory Load

     <Example> rfd CR >OK >Type=RMSL8K76CL >Ver.=1.13_0x0253 >Serial=3 >gax 0 >gdx 0 >odx 0 >inm 0 >prd 8183 >expo 120000 >ffcm 1 >ffct 800 >tpn 0 >rev 0 >pxf 0 >clkcl 85 >tapg 0 >gamma 1000 >logmode 1 RMSL4K76CL UME-0097-01...

  • Page 37: Memory Save

    The data at each step of analog gain can be saved. .  Format CMD CR  <Example> wht CR >OK > wht 4.2.20 Returning the Cameras Settings to the its original status Returns the current camera settings.  Format CMD CR RMSL4K76CL UME-0097-01...

  • Page 38: Selecting The Communication Speed

    Selects the baud rate 9600bps or 115200bps to set the speed of communication with PC.  Format CMD VAL CR  sbaud <Example> sbaud 115200 >OK >sbaud 115200 4.3 Digital Processing flow in FPGA The digital processing flow in FPGA is shown below. RMSL4K76CL UME-0097-01...

  • Page 39: Startup

    After those sequences, the camera is ready to get images and output data. 4.5 Saving and Loading Camera Settings The camera settings data is saved in the internal memory (flash memory) and is loaded from the memory when turning on the power supply or loading (sending the RMSL4K76CL UME-0097-01...

  • Page 40: Serial Communication Settings

    Ext Edge (External trigger edge + Programmable time setting ) External trigger (CC1) is required Ext Level (External trigger level time setting) External trigger (CC1) is required 4.6 Serial Communication Settings Serial communication is performed through the Camera Link Interface. Table 4-6-1 shows serial communication settings. Table 4-6-1 Serial Communication Settings RMSL4K76CL UME-0097-01...

  • Page 41: Video Output Format

    The camera outputs 8-bit digital data through 8 taps. ８ｂｉｔ １０ｂｉｔ　 ｂｉｔ９ ｂｉｔ９ ｂｉｔ８ ｂｉｔ８ ｂｉｔ７ ｂｉｔ７ ｂｉｔ６ ｂｉｔ６ ｂｉｔ５ ｂｉｔ５ ８ｂｉｔ １０ｂｉｔ ｂｉｔ４ ｂｉｔ４ ｂｉｔ３ ｂｉｔ３ ｂｉｔ２ ｂｉｔ２ ｂｉｔ１ ｂｉｔ１ ｂｉｔ０ ｂｉｔ０ Figure 4-7-1 Pin Assignments of Digital Data RMSL4K76CL UME-0097-01...
  • Page 42 4095 Invalid Invalid Invalid Invalid Invalid Invalid Invalid (＃1 BLOCK) ＶIＤＥＯ 4094 4096 Invalid Invalid Invalid Invalid Invalid Invalid Invalid Invalid (＃2 BLOCK)  FVAL = 0 (low level) fixed Figure 4-7-2b Video Output Phase of the Camera RMSL4K76CL UME-0097-01...

  • Page 43: Exposure Mode And Timing Chart

    GenICam_1X2 24.09 34.13 51.20 (unit:μs) Notes: *The exposure time is increased by an increments of 200ns *Scan rate (1/scan) > Exposure time scan Exposure ① ② ③ ④ ⑤ ⑥ Readout (LVAL) Figure 4-8-1-1 Free Run Exposure Mode RMSL4K76CL UME-0097-01...

  • Page 44: External Trigger Exposure Mode (Trigger Edge)

    GenICam_1X2 (μs) * *The exposure time is increased by an increments of 200ns (unit：μs) ① ② ③ ④ ⑤ ⑥ Trigger (CC1) ① ② ③ ④ ⑤ Exposure Readout (LVAL) Figure 4-8-2-1 External Trigger (Trigger Edge) Exposure Mode RMSL4K76CL UME-0097-01...

  • Page 45: External Trigger Exposure Mode (Trigger Level)

    GenICam_2X2E GenICam_1X2 ≒14 LVAL Rising edge (μs) Table 4-8-3-1 Programmable Exposure Time (unit：μs) ① ② ③ ④ ⑤ ⑥ Trigger (CC1) ② ③ ⑥ ① ④ ⑤ Exposure Readout (LVAL) Figure 4-8-3-1 External Trigger (Trigger Level) Exposure Mode RMSL4K76CL UME-0097-01...

  • Page 46: Setting Offset

    By setting the offset, you can set the Y-intercept arbitrarily. DF shows the digital offset value. The gradients of lines do not change. DF : Offset Value Output Volume of Light (lx・s) Figure 4-9-2 Offset Adjustment  Adjust gain and offset to meet your system’s requirements. RMSL4K76CL UME-0097-01...

  • Page 47: Setting Gain

    Gain a Gain b Gain c Amount of Incident Light (lxs) Figure 4-10-1 PGA Gain Adjustment  Gain and noise values are proportionally related.  Adjust amount of gain in accordance with the requirements of your camera system. RMSL4K76CL UME-0097-01...
  • Page 48 Gain-Sensitivity is shown below. Table 4-10-1 Gain-Sensitivity Sensitivity Analog Amplifier x1.00 0.0dB x2.00 6.0dB x3.00 9.5dB x4.00 12.0dB x5.00 14.0dB x6.00 15.6dB x8.00 18.1dB x10.00 20.0dB 1000 Digital gain x1, Pixel correction: default, (Factory white correction data, Correction level 800DN) RMSL4K76CL UME-0097-01...

  • Page 49: Pixel Correction

    Vin :Input data (digital) Vout :Output data (digital) The corrected data is expressed in the following equation. Vout=(Vin-Cal_bl)xTarget_val/(Cal_wh-Cal_bl) Waveform before bit correction Output Pixel Number Waveform after bit correction Output Pixel Number Figure 4-11-1 Waveform before and after bit correction RMSL4K76CL UME-0097-01...

  • Page 50: Command Settings

    (3) Confirm that the camera returns “>OK” and “>wht”. Thus user white correction data is saved and loaded to the camera. (4) Send the “ffcm 2 VAL CR” command through serial communication. Then the user white correction will be on and set the correction level as “VAL”. RMSL4K76CL UME-0097-01...

  • Page 51: Test Pattern

    The test pattern is a ramp from 0 to 255DN in 8-bit mode, and then it repeats itself from 0 again 16 times. The test pattern is a ramp from 0 to 1023DN in 10-bit mode, and then it repeats itself from 0 again 4 times. RMSL4K76CL UME-0097-01...

  • Page 52: Sensor Handling Instructions

    Dust can obscure pixels, producing dark lines on the image. 5.3 Cleaning the Sensor Window Dust: Can usually be removed by blowing the window surface using a compressed air blower. Oil: Wipe the window with a lint-free cloth wiper moistened with ethyl alcohol carefully and slowly. RMSL4K76CL UME-0097-01...

  • Page 53: Troubleshooting

    The sample software program is used to with the camera control the camera and is communicating successfully. with the camera successfully. To next page To next page To next page Confirm the communication software, the control protocol for the camera and commands. RMSL4K76CL UME-0097-01...
  • Page 54 The optical axes of the camera and Check the light source. If the the image sensor are aligned. images are too dark, try to increase the light intensity, and vice versa. The camera could be faulty. Please contact us for assistance. カメラの修理をご依頼ください。 RMSL4K76CL UME-0097-01...

  • Page 55: When Noise Is Present In The Image

    (attached to a machine which applies stress to the cables). Check the condition of the camera cables and the power supply cable. The camera could be faulty. Please contact us for assistance. To next page RMSL4K76CL UME-0097-01...
  • Page 56 When the camera gain is on a high level, bright spots occur without incident light. The camera could be faulty. Please Secondary radiation (rays) contact us for assistance. could cause bright spots, but カメラの修理をご依頼ください。 this is not malfunction. RMSL4K76CL UME-0097-01...

  • Page 57: When The Camera Becomes Hot

    Allow sufficient air circulation around the camera to give it the longer life. より長くお使いいただくために、さらに、通気 性を高めることが効果的です Keep the ambient temperature within the range of the specifications. The camera could be faulty. Please contact us for assistance. カメラの修理をご依頼ください。 RMSL4K76CL UME-0097-01...

  • Page 58: Others

     Contents of this document are subject to change without prior notice.  Every care has been taken in the preparation of this User’s Manual. If you should discover any errors or omissions, please notify your nearest NED representative. 7.2 Contact for support...

  • Page 59: Product Support

    If there is still a problem with your camera after checking it in accordance with the troubleshooting guide, turn off the power and call your NED representative. In such case, please inform us of the status of the camera. You can get the status by executing the “sta”...

  • Page 60: Revision History

    Revision History Revision Date Changes Number Jul 25, 2018 Initial release RMSL4K76CL UME-0097-01...

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