User`s Manual - Vivid Engineering
Contents
1. configuration providing compatibility with all Camera Link cameras and frame grabbers base medium and full The camera connector signal assignments correspond to the frame grabber interface defined in the Camera Link Specification Conversely the frame grabber connector assignments are as defined for the camera interface in the Camera Link Specification This arrangement provides compatibility with standard Camera Link cables Tables 2 1 and 2 2 identify the signal assignments for the CLR 111 Base and Medium Full MDR 26 video connectors respectively 12 2 4 Cable Shield Grounding Camera and frame grabber cable outer shields are connected to the CLR 111 aluminum case The case is isolated from the CLR 111 circuitry and the cable inner shields The frame grabber cable inner shield connects to circuit digital ground maintaining signal reference levels between the CLR 111 and the frame grabber The Camera Link Specification recommends that a provision be incorporated into frame grabbers that enable the inner shields be tied to digital ground either directly or through a parallel R C network In CLR 111 the camera connector represents the Camera Link frame grabber interface To incorporate this flexibility the CLR 111 ties the inner shields from the camera connector to digital ground through 0 ohm resistors If necessary the 0 ohm resistors may be replaced with a parallel RC network 13 Ta2. is housed in a sturdy compact aluminum enclosure and is well suited for industrial environments Vivid Engineering Camera Link Repeater CLR 111 PWR MODE FULL CAMERA BASE CAMERA 1 The Camera Link interface standard enables the interoperability of cameras and frame grabbers regardless of vendor The Automated Imaging Association AIA sponsors the Camera Link program including the oversight Camera Link Committee the self certification program and the product registry The Camera Link specification may be downloaded from the AIA website found at www machinevisiononline org Camera Link is a trademark of the Automated Imaging Association Features Doubles max distance between camera and frame grabber Uses standard Camera Link V cables not included Supports all Camera Link configurations base medium full High speed 85 MHz interface chipset Mode switch to optimize timing characteristics for different cameras cables and frame grabbers Supports 80 bit extended Camera Link applications Up to three CLR 111 s may be cascaded supporting a 40m reach Flow through connector positioning front panel camera connectors rear panel frame grabber connectors Sturdy compact aluminum enclosure w mounting flange 3 year warrantee Cost effective solution Well suited for industrial and OEM applications 1 2 1 3 Functional Description A block diagram of the CLR 111 is provided
3. CLR 111 CAMERA LINK M REPEATER Users Manual Document 200563 Rev 1 0 5 8 2006 Vivid Engineering 418 Boston Turnpike 104 Shrewsbury MA 01545 Phone 508 842 0165 Fax 508 842 8930 Table of Contents N N A WO N 10 11 11 12 12 13 16 16 17 18 Introduction Overview Features Functional Description Mode Switch Typical Applications Standard Application 30 Meter Application Base Oniv Application Specifications Interface Front Panel Connections Rear Panel Connections Video Connector Signals Cable Shield Grounding Mechanical Dimensions External Power Supply Revision History 1 1 1 2 1 3 1 3 1 1 4 1 4 1 1 4 2 1 4 3 1 5 2 1 2 2 2 3 2 4 3 1 3 2 1 Introduction 1 1 Overview The CLR 111 Camera Link V Repeater supports applications requiring separation between camera and frame grabber in excess of the maximum Camera Link cable length 10 meters One Camera Link cable pair connects the camera to the CLR 111 and a second cable pair connects the CLR 111 to the frame grabber This solution provides a 20 meter reach between camera and frame grabber using standard 10m Camera Link cables Up to three repeaters may be cascaded to support greater distances The CLR 111 incorporates high speed 85 MHz interfaces and supports all Camera Link configurations base medium full The CLR 111 also supports 80 bit extended applications The CLR 111
4. as cables and frame grabbers The mode switch determines which internal clock signals are used for the medium and full Channel Link transmitters The mode switch is described further in the next section The CLR 111 1s powered by an external wall plug in power supply optional 1 3 1 Mode Switch The CLR 111 incorporates a mode switch to optimize its timing characteristics for use with different cameras cables and frame grabbers This feature addresses the interfacing problems sometimes encountered in Camera Link systems especially in medium and full applications using higher clock frequencies and or long cables As shown in Figure 1 1 the CLR 111 incorporates three Channel Link receiver transmitter device pairs base medium full Each Channel Link receiver chip deserializes multiplexed video data received from the camera outputting 28 bit parallel data and a reference clock The standard approach 1s to send the 28 bit data and reference clock from each Channel Link receiver to its corresponding transmitter This configuration recommended for most applications and is shown in Figure 1 2 Full Channel Channel Full Video Link Link Video Data Receiver Transmitter Data Med Channel Channel Med Video Link Link Video Data Receiver Transmitter Data Base Channel Channel Base Video Link Link Video Data Receiver Transmitter Data Figure 1 2 Standard Clock Mode Switch 00 Some frame grabbers have difficulty handling th
5. ble 2 1 MDR 26 Base Connector Assignments Camera Frame Grabber Connector Camera Link Signal Pin Connectors Signal Direction Name Pin frame grabber pinout camera pinout Inner shield FG Frame Grabber CAM Camera 14 Table 2 2 MDR 26 Medium Full Connector Assignments Camera Frame Grabber Connector Camera Link Signal Pin Connectors Signal Direction Name Pin frame grabber pinout camera pinout Inner shield Inner shield FG Frame Grabber CAM Camera 15 3 Mechanical 3 1 Dimensions The CLR 111 Camera Link Repeater cabinet dimensions are shown in Figure 3 1 The CLR 111 is housed in a sturdy aluminum enclosure The body is extruded aluminum with detachable front and rear endplates The enclosure incorporates a mounting flange The flange contains four predrilled holes 0 15 diameter for convenient equipment mounting A mounting hole template drawing 15 provided in Figure 3 2 Vivia Engineering Camera Link Repeater CLR 111 9 5 PWR MODE FULL CAMERA BASE CAMERA 7 1 18 Je Figure 3 1 CLR 111 Cabinet Dimensions 16 Rear 6 12 5 62 Mounting Holes 4 0 15 dia Front e Figure 3 2 Mounting Hole Template 3 2 External Power Supplv The CLR 111 1s powered by 5 7 VDC and incorporates a standard 2 1 5 5 mm DC power jack Power pl
6. e slight timing differences skew between the base medium and full data groups it receives The situation may become worse with longer cable lengths higher pixel clock frequencies and when repeaters are used The CLR 111 features two additional clock modes to reduce skew at the frame grabber The Base Clock Mode shown in Figure 1 3 resynchronizes the base medium and full transmitters to the clock received at the base receiver The result of this resynchronization 15 a reduction in skew between base medium and full data groups at the frame grabber This configuration also matches well with frame grabber hardware implementations that do not utilize the reference clocks received at the medium and full receivers Full Channel Channel Full Video Link Link Video Data Receiver Transmitter Data Med Channel Channel Med Video Link Link Video Data Receiver Transmitter Data Base Channel Channel Base Video Link Link Video Data Receiver Transmitter Data Figure 1 3 Base Clock Mode Switch 01 The Base Medium Clock Mode shown in Figure 1 4 resynchronizes the medium and full transmitters to the clock received at the medium receiver The result of this resynchronization 15 a reduction in skew between medium and full data groups at the frame grabber This configuration also matches well with frame grabber hardware implementations that do not utilize the reference clock received at the full receiver Full Channel Chann
7. el Full Video Link Link Video Data Receiver Transmitter Data Med Channel Channel Med Video Link Link Video Data Receiver Transmitter Data Base Channel Channel Base Video Link Link Video Data Receiver Transmitter Data Figure 1 4 Base Medium Clock Mode Switch 10 The Mode Switch positions are summarized in Figure l 5 Clock Mode 00 Standard Clock Mode base medium full 01 Base Clock Mode 10 Base Medium Clock Mode 11 Test mode reserved 1 up switch position 0 down switch position Figure 1 5 Mode Switch Positions 1 4 Typical Applications 1 4 1 Standard Application A typical CLR 111 application is shown in Figure 1 6 A Camera Link medium or full configuration camera is connected to the CLR 111 via a pair of standard 10m Camera Link cables A second 10m Camera Link cable pair is then connected from the CLR 111 to a Camera Link frame grabber This provides a 20 meter reach between camera and frame grabber CLR 111 Camera Link i Repeater mo ooooo Camera Frame Grabber Camera Camera Standard 10m Camera Link Cables 20 Meter Reach Figure 1 6 CLR 111 Standard Application 1 4 2 30 Meter Application Figure 1 7 shows an application in which two CLR 111 s and standard cables are cascaded to provide a 30 meter sepa
8. in Figure l 1 The CLR 111 regenerates the entire full configuration signal set as defined in the Camera Link Specification The regenerated signals may then be transmitted an additional distance up to 10 meters over standard Camera Link cables The CLR 111 incorporates the connectors signals pinout and chipset in compliance with the Camera Link specification The CLR 111 regenerates all the full configuration signals consisting of video data camera control and serial communications The video 9998 9 9 8 3 JU 9 8 OL interfaces utilize high speed 85 MHz Channel Link devices Full Channel Channel Full Video Link Link Video Data Receiver Transmitter Data Med Channel Channel Med Video Link Link Video Data Receiver Transmitter Data 5 S G Base Channel Base 5 Video Link Video Data Receiver Data b 8 o 2 Camera Camera Control Transmitter Receiver Control Serial LVDS Revr LVDS Serial Comm Comm Link LVDS LVDS Revr Link Figure 1 1 CLR 111 Block Diagram The CLR 111 connects all signals between the Channel Link receivers and their corresponding transmitter devices This arrangement supports the 80 bit 1 6 10 8 bit taps extended Camera Link configuration used with some high performance cameras The CLR 111 incorporates a mode switch to optimize timing characteristics for use with different camer
9. ration between medium or full camera and frame grabber In this example a 30 meter reach is achieved using two CLR 111 s and six standard 10m Camera Link cables CLR 111 Camera Link Repeater Camera Link Frame Grabber CLR 111 Camera Link Repeater Camera Link Standard 10m Camera Link Cables Camera 30 Meter Reach gt Figure 1 7 CLR 111 30m Application 1 4 3 Base Oniv Application A base only CLR 111 application is shown in Figure l 8 A Camera Link base configuration camera is connected to the CLR 111 via a standard 10m Camera Link cables A second 10m Camera Link cable is then connected from the CLR 111 to a Camera Link frame grabber This provides a 20 meter reach between camera and frame grabber CLR 111 6 Link en 1 1 Be ooooo Camera Link Frame Grabber Camera Camera Standard 10m Camera Link M Cables 20 Meter Reach Figure 1 8 CLR 111 Base Only Application 1 5 Specifications Table l 1 CLR 111 Specifications Camera Link Spec full configuration Cabinet Dimensions 5 28 L x 1 18 MA D 10 2 Interface 2 1 F
10. ront Panel Connections The CLR 111 Camera Link Repeater front panel is shown in Figure 2 1 The front panel contains two 26 pin MDR video connectors one for connecting to the camera base connector and one for connecting to the camera medium full connector The MDR 26 connectors are 3M devices as specified in the Camera Link Spec Figure 2 2 identifies the MDR 26 pin positions The front panel also contains a 2 position mode switch described in Section 1 3 1 and an LED power indicator Vivid Engineering Camera Link Repeater CLR 111 ell ace 91 PWR MODE FULL CAMERA BASE CAMERA Figure 2 1 CLR 111 Front Panel Figure 2 2 MDR 26 Connector Pin Positions 11 2 2 Rear Panel Connections The CLR 111 Camera Link Repeater rear panel is shown in Figure 2 3 The rear panel contains two 26 pin MDR video connectors one for connecting to the frame grabber base connector and one for connecting to the frame grabber medium full connector The MDR 26 connectors are 3M devices as specified in the Camera Link Spec The rear panel also contains the DC power jack DC power jack accepts 5 7 volts DC Polarity is center positive The MDR 26 connectors are 3M devices as specified in the Camera Link Spec BASE GRABBER FULL GRABBER 5 7 VDC Figure 2 3 CLR 111 Rear Panel 2 3 Video Connector Signals The MDR 26 video connector signal assignments comply with the Camera Link U full
11. ug polaritv is center positive The CLR 111 includes a multi nation wall mount power supply that handles a wide power range 90 264 VAC 47 63 Hz and comes with a set of outlet plugs suitable for most countries US Europe UK etc The CLR 111 may also be purchased without the power supply The CLR 111 is protected by internal resettable fuses 4 Revision Historv Table 5 1 CLR 111 User s Manual Revision History 200563 1 0 5 8 2006 Initial release of manual 18
Download Pdf Manuals
Related Search