ThermovisionFLIR FCSeries Installation Manual
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427-0073-12-12 Version 110 June 2014 2-11 2Basic Operation and Configuration Security Options: Use the Security Options page to restrict access through the camera web server to specific IP addresses and to set and change passwords. As shown below, the expert login can only configure the user login password. As an additional security measure, limit which computers have access to the web browser interface. Simply add a computer’s IP address and click Add. After all the allowed IP addresses are entered, select the Save button to save the changes. To maintain security of your systems set passwords for each of the three login accounts (requires the admin login). user—The user account can only use the Live Video screen and controls. expert—The expert account can use the Live Video screen, the camera Setup screen, and the Server pages on the Maintenance screen. admin—The admin account can use all screens. After a password is set and confirmed, select the Save button at the bottom (scroll down the page, if necessary). Selecting the Allow Change Password check box will allow that login to change their own password from an icon at the top of all pages. Add IP address
427-0073-12-12 Version 110 June 2014 2-12 2Basic Operation and Configuration 2.5 Thermal Imaging Overview When power is applied to the FC-Series camera, a FLIR splash screen is displayed for less than two seconds, and then the camera outputs the live video image. No operator action or intervention is required and no configuration of the camera is necessary. The thermal camera makes an image based on temperature differences. In the thermal image, by default the hottest item in the scene appears as white and the coldest item is black, and all other items are represented as a gray scale value between white and black. It may take some time to get used to the thermal imagery from the camera, especially for someone who only has experience with normal daylight cameras. Having a basic understanding of the differences between thermal and daylight cameras can help with getting the best performance from the thermal camera. Both thermal and daylight cameras have detectors (pixels) that detect energy. One difference between thermal and daylight cameras has to do with where the energy comes from to create an image. When viewing an image with an ordinary camera, there has to be some source of visible light (something hot, such as the sun or lights) that reflects off the objects in the scene to the camera. The same is true with human eyesight; the vast majority of what people see is based on reflected light energy. On the other hand, the thermal camera detects energy that is directly radiated from objects in the scene. Most objects in typical surroundings are not hot enough to radiate visible light, but they easily radiate the type of infrared energy that the thermal camera can detect. Even very cold objects, like ice and snow, radiate this type of energy. The camera is capable of sensing very small temperature differences, and produces a video image that typically has dramatic contrast in comparison to daylight cameras. This high contrast level from the thermal video enables intelligent video analytic software to perform more reliably. The performance of the camera will likely vary throughout the day. After sunset, objects warmed by the sun will appear warmest. Early in the morning, many of these objects will appear cooler than their surroundings, so be sure to look for subtle differences in the scene, as opposed to just hot targets. Thermal imaging cameras are deployed in numerous commercial applications where it is impractical or too expensive to use active illumination (lights). They are perfect for a wide variety of applications including transportation, maritime, security, fire fighting, and medical applications. The cameras often provide improved daytime viewing in environments where traditional video camera performance suffers, such as in shadows or backlit scenes. The FC-Series camera is a state-of-the-art thermal imaging system that will provide excellent night visibility and situational awareness, without any form of natural or artificial illumination. The system is easy to use, but it is useful to understand how to interpret what is displayed on the monitor. Figure 2-3: Splash Screen
427-0073-12-12 Version 110 June 2014 2-13 2Basic Operation and Configuration While the imagery on the monitor may at first look similar to ordinary black and white daylight video, experience with the camera in varying conditions and seasons will lead to an appreciation of the characteristics that make thermal imaging distinct. A few tips on how to interpret some of the imagery may help you to make the most of your system. The thermal camera does not sense light like conventional cameras; it senses heat or temperature differences. The camera senses small “differences” in apparent radiation from the objects in view, and displays them as either white (or lighter shades of gray) for warmer objects, and black (or darker shades of gray) for colder objects. The thermal imaging camera relies on the fact that all objects, even very cold objects like ice, emit thermal energy in the portion of the infrared spectrum that this camera can “see”, the long wave infrared (LWIR). Therefore, unlike an illuminated infrared camera, a thermal camera does not need an additional active illumination source, and creates video based on directly radiated rather than reflected energy. This is why hot objects such as parts on an engines and exhaust pipes appear white, while the sky, puddles of water and other cold objects appear dark (or cool)4. Scenes with familiar objects will be easy to interpret with some experience. The camera automatically optimizes the image to provide you with the best contrast in most conditions, and in some cases the Scene Presets mentioned above and other settings can be used to further improve the image. With the Radiometry feature, the FC-Series R camera can provide temperature measurements and generate alarms based on temperatures that cross pre-defined levels. The ability to use a thermal camera to make reasonably accurate temperature measurements requires at least a minimum level of expertise in the science known as thermography. There are quite a few factors that will influence the accuracy and precision of a temperature measurement from the camera, and users are encouraged to seek training. The Infrared Training center offers training (including online training) and certification in all aspects of thermography: http://www.infraredtraining.com/. 4. By default, the camera represents hot objects as white and cold objects as black. The camera can be set to use the Black Hot polarity setting, which displays hot objects as black and cold objects as white and is effectively the negative of White Hot polarity. Refer to Toggle Polarity, pg. 2-4.
427-0073-12-12 Version 110 June 2014 2-14 2Basic Operation and Configuration 2.6 Troubleshooting Tips If you need help during the installation process, contact your local FLIR representative or, call 888- 747-3547 inside the US. FLIR Systems, Inc. offers a comprehensive selection of training courses to help you to get the best performance and value from your thermal imaging camera. Find out more at the FLIR training web page: http://www.flir.com/training. Image freezes momentarily By design, the camera image will freeze momentarily on a periodic basis during the Flat Field Correction (FFC) cycle (also known as Non-Uniformity Correction or NUC). Every few minutes, the image will momentarily freeze for a fraction of a second while the camera performs a flat field correction. A shutter activates inside the camera and provides a target of uniform temperature, allowing the camera to correct for ambient temperature changes and provide the best possible image. Just prior to the FFC, a small green square will appear in the corner of the screen. Using FSM, it is possible to adjust the frequency of how often the FFC operation occurs. Using the Advanced Sensor Control, it is possible to change the FFC interval or to disable the automatic FFC entirely by setting it to Manual mode. For the best possible image, it is recommended the factory settings are used. No video If the camera will not produce an image, check the video connection at the camera and at your display. If the connectors appear to be properly connected but the camera still does not produce an image, ensure that power has been properly applied to the camera and the circuit breaker is set properly. If a fuse was used, be sure the fuse is not blown. If the video cabling is suspected as a possible source of the problem, plug a monitor into the RCA connection inside the camera and determine if it produces an image. When the camera is powered on, it will do a NUC operation shortly after startup. If you are uncertain if the camera is receiving power, it may be useful to listen to the camera to hear if the click-click of the shutter mechanism can be heard. It may only be possible to perform this test when the camera is on a work bench rather than in its installed position. If the camera still does not produce an image, contact the FLIR dealer or reseller who provided the camera, or contact FLIR directly (contact information is provided on the rear cover of this manual). Performance varies with time of day You may observe differences in the way the camera performs at different times of the day, due to the diurnal cycle of the sun. Recall that the camera produces an image based on temperature differences. At certain times of the day, such as just before dawn, the objects in the image scene may all be roughly the same temperature, compared to other times of the day. Compare this to imagery right after sunset, when objects in the image may be radiating heat energy that has been absorbed during the day due to solar loading. Greater temperature differences in the scene generally will allow the camera to produce high-contrast imagery. Performance may also be affected when objects in the scene are wet rather than dry, such as on a foggy day or in the early morning when everything may be coated with dew. Under these conditions, it may be difficult for the camera to show the temperature the object itself, rather than of the water coating.
427-0073-12-12 Version 110 June 2014 2-15 2Basic Operation and Configuration Unable To Communicate Over Ethernet First check to ensure the physical connections are intact and that the camera is powered on and providing analog video to the monitor. When the camera is turned on, confirm the startup information is displayed on the analog monitor after approximately 2 min. For example: S/N: 1234567 IP Addr: 192.168.250.116 Confirm that the IP address for the PC (for example, 192.168.250.1) is on the same network as the camera. Next determine if Windows Personal Firewall is blocking the packets. You can turn off the firewall or add an exception for the FSM program. Typically when FSM runs for the first time, a pop-up notification may ask for permission to allow the FLIR Sensors Manager (fsm.exe) to communicate on the network. Select the check boxes (domain/private/public) that are appropriate for your network. By default the camera will broadcast a “discovery” packet two times per second. When FSM starts up, it listens to the network for the discovery packets. If no cameras are listed in the Discovered Servers list, press the Refresh button. If the list is still empty, it indicates no discovery packets were received. This could be due to a wide variety of limitations with the network, the PC, or the camera. If necessary, use a packet sniffer utility such as Wireshark to capture packets and confirm the packets are being received by the PC from the camera. Unable to control the camera If the camera does not respond to commands (for example, the camera does not zoom when the zoom in button is clicked), you may not have control of the camera. The Web server allows two sessions to be connected to the camera at a time. By default, control of the camera will automatically be requested. In FSM, if there are multiple cameras and/or multiple FSM clients, it may be necessary to manually make the camera active and take control of it. In the Sensors Panel, if the camera is the active sensor, there will be an “(Active)” notification next to the name of the camera. Only one camera or sensor can be active at a time. To make the camera active, right click on the icon to the left of the camera name and select “Set Active”, or simply double-click on the icon.
427-0073-12-12 Version 110 June 2014 2-16 2Basic Operation and Configuration The icon to the left of the camera name indicates the status of the sensor. The following is a list of the possible icons and the meaning of each one. Connected and Controlled This icon indicates the camera has been discovered and added to the list of active servers, and the camera is actively “connected” to the FSM client and receiving status updates. The joystick in the icon indicates the user has control of the camera. To release control of the camera, right click on the icon and select “Release Control”. Discovered This icon indicates the camera has been discovered and added to the list of active servers, but the camera is not actively “connected” to FSM, and therefore FSM is not receiving status updates. To connect to the camera, right click on the icon and select “Connect”. Alternatively, it is possible to double- click the icon to connect. Connected This icon indicates the camera has been discovered and added to the list of active servers, and the camera is actively “connected” to FSM and receiving status updates. To take control of the camera, right click on the icon and select “Request Control”. Alternatively, it is possible to double-click the icon to take control. Not Connected This icon indicates the camera has been discovered and added to the list of active servers, and FSM is trying to connect to the camera, but some kind of problem is preventing FSM from receiving status updates the camera. This could be do to a wide variety of problems in the camera, network or PC. Most often this situation occurs when a firewall allows certain packets (such as the discovery packets) but not others (the packets needed for a “connection”).
427-0073-12-12 Version 110 June 2014 2-17 2Basic Operation and Configuration General Errors In the status bar at the bottom of the FSM screen there may be an indication that an error has occurred. When you position the cursor over the error icon (exclamation mark), the error will be displayed in a temporary pop-up. It is possible to view all the error messages by selecting the Tools tab at the top of he screen, and then select the Log button to the left. Unable to View Video Stream If the video stream from the camera is not displayed in FSM, it could be that the packets are blocked by the firewall, or there could be a conflict with video codecs that are installed for other video programs. When displaying video with FSM for the first time, the Windows Personal Firewall may ask for permission to allow the FLIR Video Player (vp.exe) to communicate on the network. Select the check boxes (domain/private/public) that are appropriate for your network. If necessary, test to make sure the video from the camera can be viewed by a generic video player such as VLC media player (http://www.videolan.org/vlc/).To view the video stream, specify RTSP port 554 and the appropriate stream name such as “ch0”. For example: rtsp://192.168.250.116:554/ch0 Refer to Video, pg. 3-14 for additional information on RTP and stream names. Noisy image With the analog video signal, a noisy image is usually attributed to a cable problem (too long or inferior quality) or the cable is picking up electromagnetic interference (EMI) from another device. Although coax cable has built-in losses, the longer the cable is (or the smaller the wire gauge/ thickness), the more severe the losses become; and the higher the signal frequency, the more
427-0073-12-12 Version 110 June 2014 2-18 2Basic Operation and Configuration pronounced the losses. Unfortunately this is one of the most common and unnecessary problems that plagues video systems in general. Cable characteristics are determined by a number of factors (core material, dielectric material and shield construction, among others) and must be carefully matched to the specific application. Moreover, the transmission characteristics of the cable will be influenced by the physical environment through which the cable is run and the method of installation. Use only high quality cable and ensure the cable is suitable to the marine environment. Check cable connector terminations. Inferior quality connections may use multiple adapters which can cause unacceptable noise. Use a high-quality video distribution amplifier when splitting the signal to multiple monitors. Image too dark or too light By default the FC-Series camera uses an Automatic Gain Control (AGC) setting that has proven to be superior for most applications, and the camera will respond to varying conditions automatically. The installer should keep in mind that the sky is quite cold and can strongly affect the overall image. It may be possible to avoid a problem by slightly moving the camera up or down to include (or exclude) items with hot or cold temperatures that influence the overall image. For example, a very cold background (such as the sky) could cause the camera to use a wider temperature range than appropriate. There are five Scene Presets that use a combination of settings to produce different configurations that could improve the video image for a given set of conditions. The presets can be toggled with the Scene Presets button on the Live Video page. The presets can also be selected from the Scene Presets in the Setup page. Refer to Thermal Image Setup, pg. 3-2 Eastern or Western Exposure Once installed, the camera may point directly east or west, and this may cause the sun to be in the field of view during certain portions of the day. We do not recommend intentionally viewing the sun, but looking at the sun will not permanently damage the sensor. In fact the thermal imaging camera often provides a considerable advantage over a conventional camera in this type of back-lit situation. Scene Presets Available Scene Presets
427-0073-12-12 Version 110 June 2014 2-19 2Basic Operation and Configuration However, the sun may introduce image artifacts that will eventually correct out. and it may take some time for the camera to recover. The amount of time needed for recovery will depend on how long the camera was exposed to the sun. The longer the exposure, the longer the recovery time needed. 2.7 Setting the IP address on a Windows PC To set the computer IP address in Windows, first connect the PC to a switch, or connect it to the camera and ensure the camera has power. Step 1 With the PC or laptop connected to the switch (or if back-to-back with the camera, with the camera powered on), open the Control Panel, Network and Sharing Center (a Windows 7 example is shown). The connection to the camera should show in your Active Networks. Figure 2-4: Images facing sun from standard camera (left) and thermal camera (right) Click to select
427-0073-12-12 Version 110 June 2014 2-20 2Basic Operation and Configuration Step 2 Click to select the Local Area Connection then click Properties, as shown at the right. Step 3 Select Internet Protocol Version 4 (TCP/IPv4) as shown. Then click Properties. Step 4 Select Use the following IP address, then enter 192.168.250.xxx, where xxx is any number between 1-255, other than 116 (the camera default). Step 5 Set the Subnet mask to 255.255.255.0, then click OK. Click Properties Click to select Click Properties