1.0 Getting Started This user manual describes the setting up and operation of the PULSESTAR VCT6 pulsed illuminator. The VCT6 is a pulsed illuminator suitable for use in transport or machine vision applications. It is available in White-Light or Infra-Red and can be controlled through an Ethernet connection.
This information is for guidance only. Installers must perform their own risk assessment specific to each installation. While Raytec has taken every care in the preparation of this advice, Raytec accepts no liability for damages of any kind except those required by law.
2.5 Eye/Skin Guidance High levels of artificial optical radiation can cause damage to both eyes and skin. Exposure limit values have been drawn up for such hazards. All light systems are placed within Risk Groups, which define the level of risk when the light is used normally. The user must take precautions appropriate to this risk group and ensure that no harm can come to anyone within the vicinity of the light.
3.0 Mounting Half nuts are fitted permanently to the six M5 mounting studs on the standard VCT6. If these studs are fitted to your unit, do not attempt to remove them. 3.1 Heatsinking The heat dissipation of the VCT6 can be calculated as follows: HD = (6 x Br x PW x TF) + 2 Where: HD =...
Br = Brightness of light output in percent. Without any heatsinking, the internal temperature of the VCT6 rises 1.8°C per Watt of heat dissipation. Given the range of ambient temperatures and radiated sunlight, additional external heatsinking may be necessary on the rear surface. 4.0 Connecting the VCT6 All connections to a standard VCT6 are made through an unterminated 12 core cable.
current surges of 3A will be drawn immediately after each flash. Each of these 3A surges will be drawn for no more than 50ms. The use of a regulated power supply with 100% short-circuit protection is recommended and an external disconnector is required. However, if a non- regulated power supply is used, then the maximum ripple voltage of this power supply must not exceed 10% of the actual DC value.
The trigger input typically sinks 2mA when a 5V trigger is applied, and 12mA when a 24V trigger is applied. The trigger input current will scale linearly between these two extremes if a voltage of between 5V and 24V is applied. 5.2 Trigger Output The trigger output is opto-isolated and can be used to trigger other external equipment, such as additional lights or an external camera.
6.0 General Configuration Two modes of operation are provided for the VCT6’s light output: Pulse (strobe) — the output is pulsed once per trigger. One trigger input is used as a trigger. The delay from trigger to pulse, the pulse duration, and the brightness can all be set. Switched —...
6.3 Switched Output Switched mode uses the trigger input to switch the output on or off using the timing of the trigger signal. The output brightness can be varied from 0% to 100%. The VCT6 applies the same duty cycle and pulse width limits as for pulse mode, to prevent the light being damaged.
DHCP mode or the IP address can be set/read using the GardasoftMaint program available to download from www.rayteccctv.com. This program has been developed in-conjunction with Gardasoft Vision and is compatible with all Raytec PULSESTAR products. GardasoftMaint allows you to view the controllers on your network, change their IP addresses and upgrade their firmware if it becomes necessary.
Right-click on the Windows 10™ icon at the left of your PC's task bar. Select Network Connections In the left-hand pane, click on Ethernet. Click on your network icon under Ethernet. Your IP address will be given as the 'IPV4 address'. Note: The steps set out above are for a PC using Windows®...
8.0 Webpage Configuration You can set up the VCT through its own internal web page. Click the Open webpage button in GardasoftMaint to take you directly to the VCT6’s web pages. You can also type the light’s IP address (displayed in GardasoftMaint) into your web browser, which will display the main page. GardasoftMaint software is available from www.rayteccctv.com.
8.3 Light Output Configuration Page The ‘Light Output Configuration’ page (shown below) allows you to set up the parameters of the VCT6’s light output. You can set the mode (continuous, pulsed, or switched), the light's brightness and pulse settings. You must click the Submit button to effect any changes you make.
9.0 Configuration Commands The VCT6 can be configured through the Ethernet connection using UDP or TCP/IP. For TCP, commands from a host should be sent to destination port 30313. Replies are sent to destination port 30312. For UDP, commands from a host should be sent from source port 30312 to destination port 30313.
200us 200 microseconds 0.1s 0.1 seconds Note: The characters are in USA/UK format, so that ‘a half’ is written as ‘0.5’ (rather than ‘0,5’). The command codes and their meanings are summarised below (that is, in the table on the next page).
This reports the general settings. A typical output is: TM 1, TP 20.00ms Where: Internal trigger: 0 off; 1 = on Internal trigger period. This reports the settings for a single channel. Where: c = 1, for light strobe input c = 2, for trigger output signal 9.2.4 Clear Configuration This command clears the configuration.
9.2.7 Set/Clear the Web-Page Password EY asc1, asc2, asc3, asc4, asc5, asc6 This command sets the password required to access the webpages. If EY is entered on its own, then the password is cleared. There are six optional parameters, which are decimal ASCII values for a password from one to six letters.
9.4.3 Set the Internal Trigger These commands enable or disable the internal trigger. When enabled, all outputs are triggered simultaneously using an internal trigger signal. This setting can be saved to non-volatile memory using the AW command. Disable the internal trigger. Enable the internal trigger (using the previously set period).
Trigger an output pulse Note: The password can be any string of ASCII characters separated by commas. Alternatively, you can set the password without having to use ASCII numerical characters by using a web browser to access the VCT6's web pages as described in section 8, ‘ Webpage Configuration’.
When using the re-trigger delay, the minimum delay is approximately 5μs For pulse widths of less than approximately 100μs, fault detection does not operate 10.2 Event Codes Event No Reason 1 to 127 An error has occurred. The error code is given by the event number The temperature of the light is too high and operation has been stopped...
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Note: All other errors are internal error...
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