Tri-Linear Series: BMT-2098C-A User Manual
Contents
1. 17 FIGURE 10 MECHANICAL DIMENSIONS OF CAMERA 19 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual 1 Introduction 1 1 Typical Specification 14x14 umxpm 8 lines spacing BMT 2098C A Dimensions 100mm W x100mm H x66 2mm D with lens IMENSIONS mount Weight lt 500 GM Table 1 Camera Specifications 1 2 Safety Measure 1 2 1 Supply voltage Limitation 11 4 V DC 12V DC 12 6 V DC Table 2 Limits for Supply Voltage 1 2 2 Power Supply of camera Warning e Check camera supply voltage before using the camera e Cut off camera s power supply before plug or un plug and connectors e Do not reverse the polarity of the input power Reversing the polarity of the input power can severely damage the camera and leave it non operational 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual Information Without sufficient cooling the camera can get hot enough during operation Allow sufficient air circulation around the camera to prevent internal heat build up in your system and to keep the camera housing temperature during operation below 50 C Provide additional cooling such as fans or heat sinks if necessary 1 2 3 Warranty v Camera comes with 12 months warranty from the date of Invoice s2. DB9 Male Connector GND 2 1 4 RS 232 communication format Duplex without handshaking 9600 bauds 8bit data no parity bit 1 stop bit 2 1 5 Cables Information Recommend using twisted pair cables for all RS 644 LVDS Input and Output signals for longer transfer distance the cable should meet the RS 644 standard requirements Information All analog outputs should use 750 coax axial cables for best signal quality 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual 3 Camera functions and control 3 1 Serial camera configuration Commands are based on ASCII protocol of the serial communication the command syntax is Command Parameter CR Command one or more characters continued with a character Parameter must be one or more characters within 0 to 9 CR Represent the Enter character Hex value is 0x0D same for below FE FEE Blanc or SPACE character is not allowed in the command syntax Parameter Description Integration time setting valid for Internal Sync ui default value is fr EE gt Integran Time Time 0 65535 Working Modes Internal Clock Frequency Clock Delay Reset Logic Resetthe camera logic Save current setting to memory Save Configuration the setting will be restored after power up Table 5 Camera command list Return String um Stri
3. j For internal sync mode integration time could be set via the Il command the actual integration time and line rate could be calculated using formula below Integration Time 2170 Tx 16 x T ns Line Rate H dis AE Integration Time EN sah Where l value set via I command value range is O 65535 and T pixel clock period according to the internal of external clock setting When using the internal clock with maximum 20 MHz pixel clock rate the maximum and minimum line rate is 9 Line Ratemax 108500 9216 Hz 9 Line Ratemin 52536500 z 19 Hz 3 3 3 External sync mode For external sync mode setting integration time will be controlled by the external input SYNC signal al and the internal integration setting via I command would be invalid in this mode Integration Time SYNCIK j L T L TL T1 B Read Out N I Read Cut M Read Out N Figure 6 External sync mode 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual External SYNCIN signal should be a period pulse the positive edge would trigger the internal integration control and the SYNCIN period should be satisfying the formula below SYNCIN Period Integration Time 2 2172 x T ns 3 4 Output clock delay Due to the nature of CCD sensor the output signal is not a regular continues analog signal with each pixel reset for output register inside
4. Balaji MicroTechnologies Tri Linear Series BMT 2098C A User Manual Colour Line Scan Analog Camera BalaJi MicroTechnologies Pvt Ltd A Unit of B B Group of Companies Corporate Headquarter New Delhi India Sales business Operation D 2 20 Sector 10 DLF Faridabad 121006 Haryana INDIA Tel 91 129 4006203 91 129 6561300 Email For Overseas Sales sales overseas balaji microtechnologies com Email For India Sales sales india balaji microtechnologies com Website http www balaji microtechnologies com Tri Linear Series BMT 2098C A User Manual Table of Contents 1 INTRODUCTION 1 1 TYPICAL SPECIFICATION 1 2 SAFETY MEASURE 1 2 1 Supply voltage Limitation 1 2 2 Power Supply of camera 1 2 3 Warranty 2 ELECTRICAL amp INTERFACE 2 1 CONNECTORS 2 1 1 Power amp I O Connector 2 1 2 Analog amp Digital BNC connector 2 1 3 RS 232 connector 2 1 4 RS 232 communication format 2 1 5 Cables 3 CAMERA FUNCTIONS AND CONTROL 3 1 SERIAL CAMERA CONFIGURATION 3 2 INTERNAL amp EXTERNAL CLOCK 3 3 WORKING MODES OF CAMERA 3 3 1 Internal sync mode 3 3 2 Integration time for internal sync mode 3 3 3 External sync mode 3 4 OUTPUT CLOCK DELAY 3 5 CAMERA RESET amp SAVE CONFIGURATION 3 6 GAIN amp OFFSET ADJUST 4 MECHANICAL 5 ORDERING CODE 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Y 01 01 Ooo a O O DAN Y 10 11 12 12 13 13 14 17 17 19 20
5. Tri Linear Series BMT 2098C A User Manual List of Tables TER NESE NNN 5 TABLE VNR 5 TABLE 3 CONNECTOR VVS 7 TABLE 4 POWER NOME TR anna 8 TABLE 5 CAMERA COMMAND UST Ne 10 TABLE OG CAMERA RETURN STRING rai ia 11 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual List of Figures FIGURE 1 CONNECTORS OF THE CAMERA gt gt 7 FIGURE 2 POWER amp I O CONNECTOR 8 FIGURE 3 RS 232 PIN CONNECTION gt gt 9 FIGURE 4 DIGITAL OUTPUT SIGNAL OF THE CAMERA 11 FIGURE 5 INTERNAL SYNC MODE 12 FIGURE 6 EXTERNAL SYNC MODE 13 FIGURE 7 SYNC OUTPUT VS ANALOG OUTPUT 14 FIGURE 8 CLKOUT DELAY VS ANALOG OUTPUT OT 0 25T 0 5T 0 751 16 FIGURE 9 GAIN AND OFFSET POTENTIOMETERS
6. Figure 10 Mechanical dimensions of camera Warning The lens should be Mount after removing the protection caps of the camera to avoid dust onto CCD s optic window 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual 5 Ordering code Model Number BMT 2098C A 2098 Pixel CCD Colour Line Scan Camera BMT 2098M A 2098 Pixel CCD Monochrome Line Scan Camera For more product information or inquiry please contact BalaJi Micro Technologies Pvt Ltd A Unit of B B Group of Companies Corporate Headquarter New Delhi India Sales business Operation D 2 20 Sector 10 DLF Faridabad 121006 Haryana INDIA Tel 91 129 4006203 91 129 6561300 Email For Overseas Sales sales overseas balaji microtechnologies com Email For India Sales sales india Wbalaji microtechnologies com Website http www balaji microtechnologies com BalaJi MicroTechnologies
7. the CCD sensor the output is a pulse like analog signal similar as figure below Technologies Figure 7 SYNC output vs Analog output This will need the clock output sample the right position of the analog output The pixel output clock rate and the cable both will cause delay of the analog signals so the camera could be set four step delay of the CLKOUT signal to obtain best sample position 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual Users could use the D command to set the delay from OT to 0 75T with 0 25T step below is the acquired image from the camera to explain the delay function For the demo below the 0 5T setting is the best position 2 S00MH7 Max 1 E Xa Technologies J ATAN AA 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual Sane Technologies HE um 1 00b Sas Figure 8 CLKOUT delay vs Analog output OT 0 25T 0 5T 0 75T 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual 3 5 Camera reset amp save configuration Using T 1 command to perform a internal logic reset of the camera Information Recommend using reset command after changing the working mode or setting of internal clock frequency change Using W 1 command will store all current settings to
8. ies BMT 2098C A User Manual 2 Electrical amp Interface 2 1 Connectors Y LED Status Power amp I O connector Analog BNC connector Digital BNC connector RS 232 connector Table 3 connector information 2 1 1 Power amp I O Connector 150 e e e e e e9 66 6 6 6 6 6 5 6 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual Figure 2 Power I O connector smeLD Shed 2 voo t VDCIN 9 NC GND GND GND GND EEE px 3 5 SYNG O SyncOut 12 sync O SyncOut 6 CLKOUT O Clock Out 13 CLKOUT O Clock Out Table 4 Power I O Connector Information GNDs are connected together inside to the Digital Ground of the camera NC should not be connected Information All IO signals SYNC SYNCIN CLKOUT CLKIN are RS 644 LVDS standard 2 1 2 Analog amp Digital BNC connector There are total 4 standard BNC type connectors for analog amp digital output 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd gt 3 analog BNC connectors output Red Green Blue channel of CCD sensor signal with OV 5V range gt The digital BNC output SYNC signal same signal source with SYNC RS 644 with 5V TTL format Tri Linear Series BMT 2098C A User Manual 2 1 3 RS 232 connector Figure 3 RS 232 Pin connection
9. internal memory when the camera is power off and on again the setting will automatic restore from the internal memory 3 6 Gain amp offset adjust The camera has total 6 of potentiometers 2 of each is pair for adjusting gain and offset of each color channel please refer to below image for the position of each potentiometer BLUE GAIN BLUE OUTPUT BLUE OFFSET GREEN GAIN GREEN OUTPUT GREEN OFFSET RED GAIN RED OUTPUT RED OFFSET Potentiometer Increase Gain More sensitivity Gain Decrease Gain Less sensitivity 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual Lower Offset More black Offset Higher Offset More white Information Default gain is setting to the lowest Information Increase the gain will also increase the noise of the camera output but the total noise to signal dB ratio will not change apparently 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual 4 Mechanical UNIT mm M4 Deep Sl d I i fa ol a AN Y E G D Y o 100 d N M N 4 a cr O A CO OM Deep o i 9
10. ng o OKs CR Successful Operation Successful Blanc character detected without lt ERR gt lt Syntax Error gt CR Error character without command character s or parameter character s merete MA Eur Error Unknown Command ERR Invalid There are one or more of character is not Internal x Internal er er 4 internal Clock External Sync 2 External Clock Internal Sync 8 External Clock External Sync O 20MHzPixelClock default 1 10MHzPixelClock 2 T Bitz Fixe Shock 1 2 5MHzPixel Clock No Delay defaut MT Delay VWTDely S4TDely al 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual Parameter gt CR within the 0 to 9 range lt ERR gt lt Out of Range gt CR Parameter is out of setting range lt ERR gt lt Function Not l Support gt CR Setting a function that camera not support ERH Internal Error ERRzn CR Internal Errors Table 6 Camera return string 3 2 Internal amp external clock The camera could be set to use internal or external clock source The output digital signal SYNC amp CLOCKOUT should be like the figure below Integration Time Line Valid 2088T m e m SYNC CLOCKOUT Figure 4 Digital output signal of the camera With internal clock setting user could also set 4 differe
11. nt CLKOUT frequencies CLKOUT Frequency 20MHz 10MHz 2 2 5MHz The camera also accept user input external clock to drive the CCD as desired frequency note the input via CLKIN RS 644 input CLOCKIN frequency should be 4 times of the CLKOUT frequency you want to set for example if you need 2MHz of CLKOUT frequency then the input clock frequency to the CLKIN input should be 8 MHz Signal Description MIN TYP MAX CLOCKIN External input clock frequency 4MHz 80MHz CLKOUT Pixelclockrate 1MHz 20MHz 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual Information Recommend using twisted pair cables for all RS 644 LVDS Input and Output signals for longer transfer distance the cable should be meet the RS 644 standard requirements 3 3 Working modes of camera 3 3 1 Internal sync mode Integration Time SYNC Y B Integration N 1 Integration N 2 Read Out N 1 Read Out N Read Out N41 Normal 90 OMSa s DC DE Figure 5 Internal sync mode With internal sync setting both for internal clock or external clock the integration is controlled by camera s internal logic module integration time could be set via Il command 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Series BMT 2098C A User Manual 3 3 2 Integration time for internal sync mode
12. ubject to following below terms v Do not remove any of the camera s labels If labels are removed user accepts that the warranty of the camera is void v Read this Manual first before using the camera v Keep foreign matter outside of the camera Y Do not open the housing Touching internal components may damage them Be careful not to allow liquids flammable or metallic material inside the camera housing If operated with any foreign matter inside the camera may fail or cause a fire Y Electromagnetic fields Do not operate the camera in the vicinity of strong electromagnetic fields Avoid electrostatic charging Y Transporting Only transport the camera in its original packaging Do not discard the packaging Y Cleaning Avoid cleaning the surface of the CCD sensor if possible If you must clean it use a soft lint free cloth dampened with a small quantity of high quality window cleaner Do not use ethylated alcohol Because electrostatic discharge can damage the CCD sensor you must use a cloth that will not generate electrostatic charge during cleaning cotton is a good choice v To clean the surface of the camera housing use a soft dry cloth To remove severe stains use a soft cloth dampened with a small quantity of neutral detergent then wipe dry Do not use volatile solvents such as benzene and thinners they can damage the surface finish of the camera 2014 15 Copyright BalaJi MicroTechnologies Pvt Ltd Tri Linear Ser
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