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BDF-XX-S - FEMa.ES

1. 7 Vdc SIGNAL LOOP 2mA Level 1 gt 1 6 mA Bit Start Level 0 lt 0 2 mA Bit Stop Levels reversible by internal jumpers Voltage drop max 1 Vdc a 2mA Maximum current on the loop 0 5 A SIGNAL LOOP 20 mA Level 1 gt 16 mA Bit Start Level O lt 2 mA Bit Stop Voltage drop max 1 Vdc at 2mA Maximum current on the loop 0 5 A LOOP RECEIVER 2mA or 20 mA 20 Input Impedance gt 12 KOhms Power 5V open circuit voltage Conformity 3V at 2mA or 20 mA User s Manual BDF xx S Connections Pin 1 Pin 2 Pin 3 RS232 15 V Input 5 V Common RS422 RS485 Signal B SignalA Common RS423 5 V Input 5 V Common 2 MA y 20 mA Loop Internal powered Loop Loop NC External powered Loop NC Loop TTL levels 5 V Input Common 1 Signal B 2 Signal A 3 Common A rr sci Note Pin 3 can be connected to the ground of the system Power start Up When connecting the power supply to the instrument the first message to appear on display is information on the current configuration of the unit This message will disappear in 3 seconds and the display will read The instrument remains hearing for new data coming through the line D7 Without information D6 Number of bits 7 or 8 D5 Parity E parity even O parity odd n without parity l parity ignored F mode shift r mode strobe L rec state correct H rec state not correct D4 Mode D3
2. Borland V1 01 include lt bios h gt da include lt conio h gt include lt stdio h gt define COM1 0 define COM2 1 define TRUE 1 define FALSE 0 define EVEN 0x18 define ODD 0x10 define NONE 0x0 define BIT7 0x2 define BIT8 0x3 define STOP1 0x0 define STOP2 0x4 define BAUD300 0x40 define BAUD600 0x60 define BAUD1200 0x80 define BAUD2400 OxA0 define BAUD4800 0xC0 define BAUD9600 OxEO int main void int count DONE FALSE counter amp end loop condition char dat1 men1 25 temporary data and string nitializing Host port bioscomp 0 BAUD9600 BIT8 NONE STOP1 COM2 open COM2 port Initializing instrument bioscom 1 x13 COM1 Start addressing XOFF Main loop of the programm ciscr Clear Screen while DONE start transmmision loop Read message introduced using the keyboard count 0 reading the string introduced using the keyboard gotoxy 10 3 printf enter the mesage 0 7 characters Until press Enter key do dat1 getche Men1 count datt countt while dat1 x0d men1 count r Send the message and present it on the screen cirscr bioscom 1 x11 COM2 gotoxy 12 10 printf XON bioscom 1 0 COM2 printf 0 count 0 Message Loop Transmmision while men1 count r Covert to capital letters to see the small letters if Men1 c
3. Ind Santiga E08210 Barbera del Valles BARCELONA SPAIN www fema es info fema es Series BDF 24 y BDF 44 Models S The manufacturer declares that the instruments indicated comply with the directives and rules indicated below Directive of electromagnetic compatibility 2004 108 CEE Directive of low voltage 73 23 CEE Security rules 61010 1 Emission rules 50081 2 Immunity rules 50082 1 NOTE During an electromagnetic disturbance 10V m it is permitted a worst case error of 1 of the A D range The instrument will recover automatically its functionality when the disturbance stops without need of the operator to reset or restart Barber del Vall s October 2009 Daniel Junc Quality Manager Precautions on installation INSTALLATION PRECAUTIONS The installation and operation of this instrument must be done by qualified operators This instrument DOES NOT have power switch and will start to operate as soon as the power supply is connected The instrument has an internal protection fuse according to IEC 127 2 and is located inside the power supply connector The values are Fuse 200 mA Time Lag for 230 Vac power Fuse 400 mA Time Lag for 115 Vac power Fuse 350 mA Fast for 24 Vdc power When the instrument is used to control machines or processes where the personnel or the process can be damaged the appropriate security ele ments must be added to the system in order to protect the operator and
4. Reception Note take into consideration that a RS485 type can be tested as correct reception status although the polarity of the cables being inverted D2 Address character from 1 to O D1 Speed number from 0 to 7 D7 D6 D5 D4 D3 D2 988888 FEMA ELECTR NICA Page 4 Modes SHIFT and STROBE GENERAL WORKING MODE the character received is placed in the internal buffer at the least significant position D1 and moves all existing characters in the buffer to the left Character D7 is lost and is substituted by character at D6 New characters arriving will be placed on D1 and all other existing characters will be moved to the left MODE STROBE The characters stored in the buffer are loaded on display when a CR character is received MODE SHIFT The characters stored in the buffer are always being displayed Note if working on SHIFT mode a CR character is received the next character received will clean both the buffer and the display and will place the character received on display D1 Note Characters which can not be ASCII displayed will not be displayed on the instrument Instruments with 4 digits still have D5 and D6 in the internal buffer although only D1 D2 D3 D4 and D7 are displayed Addressing ADDRESS Address for instruments BDF Serial are selected with internal minidips
5. in screw clamps for higher security of the connections accessible at the rear side of the instrument The power is connected to a 3 terminal plug 2 power connections and 1 earth containing an integrated protection fuse and an additional fuse as spare part Order reference Size Model Power Color Others Protocol BDF 24 S l 0 R n RS485 24 S 0 230 Vac Red 65 IP65 RS485 44 1 115 Vac Green empty RS232 26 6 24 Vdc check for 46 isolated availability the IP65 option uses a completely different type of housing from the indicated in this documentation Check the BDF IP65 housing docu mentation for more information SIZES SIZE BDF 24 Instrument with 4 digits digit 57mm height 2 3 SIZE BDF 44 Instrument with 4 digits digit 100 mm height 4 0 SIZE BDF 26 Instrument with 6 digits 5 mm digit height SIZE BDF 46 Instrument with 6 digits 100mm digit height FEMA ELECTRONICA Page 2 User s Manual BDF xx S Front view D7 D4 D3 D2 D1 Overrange Sa Decimal point selectable D7 D6 D5 D4 D3 D2 D1 ABBABE TE Decimal point selectable Overrange The instruments from the BDF Series are available in 4 and 6 digit format All digits are led 7 segment type with decimal point selectable POLARITY AND OVERRANGE SYMBOLS Digi
6. Large Displays for serial ASCII code BDF xx S Repeater for serial ASCII code IDEAL SOLUTION for reading ASCII messages at long distances addressable units controlled through standard protocols RS232 RS485 RS422 Very strong housing and electrically protected units designed for all type of industrial applications Model S User s Manual BDF xx S Large displays for serial ASCII code The BDF series of large displays for Serial ASCII signals is a standard ASCII code repeater accepting messages in the most common protocols in industry RS232 RS485 RS422 TTL The transmission baud rate is selectable and the units can be addressed independently It allows display of numerical characters with and without decimal point and a selection of other characters A b C easily displayed and recognized within a 7 segment led Several units can be connected to the same data bus and be controlled independently Up to 32 different addresses can be configured and address 0 allows the instrument to read and display all the data transmitted on the bus The mechanical of the BDF instruments is a very strong and sturdy aluminium housing anodized in black color for panel mount and for wall mount as an option The front lens is antir reflexive and is firmly inserted on the aluminium profile with a rubber gasket around providing IP65 protection on the front The signal wires are connected to plug
7. anel Meters Panel Meters Standard 96x48mm Small 72x36 mm Miniature 48x24 mm gt a Large Displays Signal Converters Panel Meters 60 amp 100 mm digit amp Isolators Standard 96x48mm www fema es ELECTRONIC INSTRUMENTATION FOR INDUSTRY FEMA ELECTRONICA S A Altimira 14 Pol Ind Santiga E08210 Barber del Vall s RYN 4 inl RO NV WIN EAI Tel 34 93 729 6004 www fema es Fax 34 93 729 6003 info fema es
8. etche Men1 count dat1 countt while dat1 x0d men1 count r7 Send the message and present it on the screen cirscr bioscom 1 x2 COM2 gotoxy 12 10 printf STX bioscom 1 0 COM2 printf 0 count 0 Message Loop Transmmision while men1 count r Covert to capital letters to see the small letters if men1 count lt 123 amp men1 count gt 96 men1 count men1 count 32 Print on screen Send character to port until carriage return printf Y c men1 count bioscom 1 men1 count COM2 countt Send STX Send address bioscom 1 x3 COM2 printf ETX return 0 STROBE with XON XOFF FEMA ELECTRONICA S A Demo programm for BDF XX S connected to PC Strobe mode with XON XOFF Turbo C Borland Version 1 01 include lt bios h gt a include lt conio h gt include lt stdio h gt define COM1 0 define COM2 1 define TRUE 1 define FALSE 0 define EVEN 0x18 define ODD 0x10 define NONE 0x0 define BIT7 0x2 define BIT8 0x3 define STOP1 0x0 define STOP2 0x4 define BAUD300 0x40 define BAUD600 0x60 define BAUD1200 0x80 define BAUD2400 OxA0 define BAUD4800 OxCO define BAUD9600 OxE0 int main void int count DONE FALSE tion char dat1 men1 25 temporary data and string ciscr Clear Screen Initializing Host port bioscom
9. igits 100mm 680mm 172mm 5 7 Kg 4 36 77 6 77 12 5 Ibs PANEL CUT OUT A E lt D p y Panel width Max 14 mm 0 55 Min 2 5 mm 0 10 Panel installation Introduce instrument 1 into the panel cut out and place the fixation piece 3 on each side Place screw 2 through fixa tion piece 3 until it presses the panel 4 and is firmly fixed Note The front of the instrument is sealed IP65 To have the same level of protection between the panel and the instru ment place a rubber profile squared or round as indicated D 1 Instrument BDF 2 Screw N N 3 Fixation tool 4 Panel 5 Rubber profile FEMA ELECTR NICA Page 10 User s Manual BDF xx S Warranty All instruments are warranted against all manufacturing defects for a period of 24 MONTHS from the shipment date This warranty does not apply in case of misuse accident or manipulation by non authorized personnel In case of mal function get in contact with your local provider to arrange for repair Within the warranty period and after examination by the manufacturer the unit will be repaired or substituted when found to be defective The scope of this warranty is limited to the repair cost of the instrument not being the manufacturer eligible for responsibility on additional damages or costs CE Declaration of conformity Manufacturer FEMA ELECTRONICA S A Altimira 14 Pol
10. nal fuse is integrated on the connector and an additional fuse is available as a spare part The value of the fuses depends on the power supply and is according to rule IEC127 2 230 Vac 200 mA fuse time lag 115 Vac 400 mA fuse time lag 24 Vdc 350 mA fuse fast Powered Powered 230 Vac 115 Vac optional 24 Vdc Isolated a a O que Fuse se FEMA ELECTRONICA Page 3 INput signal The input signal type is selected with internal jumpers If not otherwise indicated the default configuration is RS232 mode STROBE 1200 BPS 8 BITS NO PARITY ADDRESS 0 Note the instrument does not need HANDSHAKE and will accept data in continuous mode SIGNAL RS232 Bipolar 15 Vdc Input impedance gt 12 KOhms Level 1 gt 3 Vdc Bit Start Level 0 lt 3 Vdc Bit Stop Open line on wait Maximum levels 15 Vdc SIGNAL RS422 RS485 differential Input impedance gt 12 KOhms Trigger level lt 0 2 Vdc internal load Hysteresis 70OmvV typical Maximum differential input 12Vdc Maximum levels de 12 a Vdc Terminator 121 Ohms selectable SIGNAL TTL Input impedance gt 12 KOhms Level 1 gt 2Vdc Bit Stop Level 0 lt 0 8 Vdc Bit Start Maximum levels de 12 a 7 Vdc SIGNAL RS423 Bipolar 5 Vdc Input impedance gt 12 KOhms Level 1 gt 0 5 Vdc Bit Start Level 0 lt 0 Vdc Bit Stop Open line on wait Maximum levels de
11. ncy of the power supply is according to the voltage and frequency values indicated in the label attached to the unit DO NOT connect the instrument to power lines which are overloaded or power lines with loads working in ON OFF cycles or with inductive loads SIGNAL WIRING Information to consider relating the wiring of the sen sors probes transducers etc The wires can act as antennas and introduce electrical noise from the environment into the signal wires specially if the wires are close to noise sources or electromagnetic sources There are several rules generally known which should be taken into consideration for the wiring a DO NOT install impulse control or signal wires together in the same conduits as the wires connected to power lines connected to CC or AC engines electromagnets b When using shielded wires connect the shield to the common of the instrument and leave not connected the probe side c The wires of impulse control and signal should be placed in places far away from switches transformers control relays etc IN CASE OF FIRE 1 Disconnect the unit from the power supply 2 Give the alarm according to the local rules 3 Switch off all the air conditioning devices 4 Attack the fire with carbonic snow do not use water in any case WARNING In closed areas do not use systems with vaporized liquids FEMA ELECTRONICA Page 11 other products Panel Meters P
12. or the system SAFETY PRESCRIPTIONS This instrument has been designed and veri fied according to the UNE 20553 rules and is delivered in perfect conditions of operation This manual contains the adequate infor mation for the electrical installation Before starting operations for connections readjustment substitution maintenance repair etc the instrument must be unplugged from the power supply The instrument must be installed in places with good ventilation to avoid excessive heating and far from sources of electrical noise or magnetic field generators such as power relays electrical motors speed controls etc The instrument can not be installed in open places Do not use until the installation is finished The instrument is designed to be mounted on a metallic panel with the adequate protections DO NOT clean the front lens with abrasive products such as solvents alcohol etc use a clean and water humid rag Do not expose the instrument to excessive moisture DO NOT operate the unit in the presence of flammable gases or fumes EXCITATION VOLTAGE Vexc Instruments BDF xx 32 and BDF xx 36 supply an excitation voltage of 10 to 24 Vdc 50mA to power transducers available between terminals A and C Do NOT connect these terminals to an external power supply permanent damages may result on both instruments POWER SUPPLY Connect the Power Supply to the terminals indicated in this manual Verify that the voltage and freque
13. ount lt 123 amp men1 count gt 96 men1 count men1 count 32 Print on screen Send character to port until car riage return printf c men1 counit bioscom 1 men1 count COM2 countt bioscom 1 x13 COM2 message printf XOFF return 0 Send XON Send address Send XOFF End of FEMA ELECTRONICA Page 9 Mechanical dimensions User s Manual BDF xx S Panel cut out and weights Size 24 A B C 4 digits 5 mm 264mm 120mm 112mm 2 10 40 4 75 4 41 Size 44 A B C 4 digits 100mm 480mm 180mm 112mm 4 18 90 7 09 4 41 Size 26 A B C 6 digits 5 mm 384mm 120mm 112mm 2 15 12 4 75 4 41 Size 46 A B C 6 digits 100mm 668mm 180mm 112mm 4 27 10 7 09 4 41 Note add 27mm to the C dimension for the power supply plug C ee TE Rear cover LL Antirreflexive filter ee NT 27 Size 24 D E weight 4 digits 5 mm 256mm 112mm 2 3 Kg 2 10 07 4 40 5 Ibs Size 44 D E weight 4 digits 100mm 472mm 172mm 5 0 Kg 4 18 58 6 77 11 Ibs Size 26 D E weight 6 digits 5 mm 376mm 112mm 2 7 Kg 2 14 80 4 40 6 Ibs Size 46 D E weight 6 d
14. p 0 BAUD9600 BIT8 NONE STOP1 COM2 I open COM2 port nitializing instrument bioscom 1 x19 COM1 Main loop of the programm while IDONE start transmmision loop Read message introduced using the keyboard count 0 I reading the string introduced using the keyboard gotoxy 10 3 printf enter the mesage 0 7 characters Until press Enter key do dat1 getche Men1 count dat1 countt while dat1 x0d men1 count r Send the message and present it on the screen cirscr bioscom 1 x11 COM2 gotoxy 12 10 printf XON bioscom 1 0 COM2 printf 0 count 0 Message Loop Transmmision while men1 count r Covert to capital letters to see the small letters if Men1 count lt 123 amp men1 count gt 96 men1 count men1 count 32 Print on screen Send character to port until carriage return printf c men1 counit bioscom 1 men1 count COM2 count bioscom 1 x0D COM2 Send 0D hex STROBE counter amp end loop condi Start addressing XOFF Send XON Send address Send ETX End of message printf STROBE bioscom 1 x13 COM2 Send XON end of message printf XOFF return 0 SHIFT with XON XOFF FEMA ELECTRONICA S A Demo programm for BDF XX S connected to PC Shift mode with XON XOFF For Turbo C
15. s OJO o SISI O II O IC Jumper T Closed GOBOO BOOB lO o 4o Parity Ignored Jumper S Closed Note logical levels for signals 2 mA 20 mA RS423 and Jumper T Closed RS232 can be inverted by placing jumpers K and L in hori zontal position Note Setting Jumpers R S and T to open configures 8 da is BITS WITHOUT Parity Watchdog function Jumper Q BARISSS Roia Watchdog Active Jumper Q Open Watchdog Inactive Jumper Q Closed D8 DI2 HEX D8 D12 HEX Control of brightness dip1 dip2 00000 0 30h 10000 16 40h Brightness 100 1 1 00001 1 31H 10001 17 41H Brightness 75 10 00010 2 32H 10010 18 42H Brightness 50 01 00011 3 33H 10011 19 43H Brightness 25 00 00100 4 34H 10100 20 44H 00101 5 35H 10101 21 45H 00110 6 36H 10110 22 46H Nota Dip 3 always set to 0 00111 7 37H 10111 23 47H I 01000 8 38H 11000 24 48H e dae dip4 01001 9 39H 11001 25 49H STROBE 01010 10 3AH 11010 26 4AH 01011 11 3BH 11011 27 4BH l 01100 12 3CH 11100 28 4CH da fg eee 01101 13 3DH 11101 29 4DH 9600 bos a6 01110 14 3EH 11110 30 4EH 4800 bps 104 01111 15 3FH 11111 31 4FH 2400 bps 100 1200 bps 011 600 bps 010 300 bps 001 150 bps 000 FEMA ELECTRONICA Page 6 Accepted ASCII codes ASCII STX ETX EOT ACK FF CR XON DC2 XOFF DC4 CAN ESC SPACE K HEX Keyboard 02H Ctrl B Activates the Hearing state in the instrument Nex
16. see section 8 Possible addresses are 1 to 31 total of 31 different addresses The instrument will receive all data transmitted on the line but will only display data which has the byte address the same as his address Address 0 is a SNIFFER function which will make the instrument to display all data from all addresses which are transmitted on the line Note The instrument with address 0 will display the address byte as a standard ASCII code User s Manual BDF xx S Data structure DATA STRUCTURE The structure of the data to receive once the unit is hearing is the following 1 Reception of character ETX or character XOFF 2 Reception of character STX or character XON 3 Reception of address of the instrument address from 0 to 31 4 Reception of DATA characters 5 Reception of character ETX or character XOFF Note An ETX character or XOFF character is sent before starting the first message in order to clean the internal buffer The ETX character first loads the buffer values on display and then cleans the buffer Note If working on STX ETX mode the ETX character already includes the CR character and its functionality is the same in SHIFT mode and in STROBE mode Note If working on XON XOFF mode the XOFF char acter does not include the CR character If working in STROBE mode a CR character is needed
17. splay BDF Connector 9 pins Pin 1 Not Connected Pin 2 Not Connected Pin 3 TXD Pin 4 DTR Pin 5 GND signal Pin 6 DSR Pin 7 RTS Pin 8 CTS Pin 9 Not Connected FEMA ELECTRONICA Page 8 User s Manual BDF xx S Examples of code STROBE with STX ETX FEMA ELECTRONICA S A Demo programm for BDF XX S connected TO PC Strobe mode with STX ETX For Turbo C Borland V1 01 include lt bios h gt include lt conio h gt include lt stdio h gt define COM1 0 define COM2 1 define TRUE 1 define FALSE 0 define EVEN 0x18 define ODD 0x10 define NONE 0x0 define BIT7 0x2 define BIT8 0x3 define STOP1 0x0 define STOP2 0x4 define BAUD300 0x40 define BAUD600 0x60 define BAUD1200 0x80 define BAUD2400 OxA0O define BAUD4800 0xC0 define BAUD9600 OxE0 int main void int count DONE FALSE counter amp end loop condition char dat1 men1 25 temporary data and string ciscr Clear Screen Initializing Host port bioscomp 0 BAUD9600 BIT8 NONE STOP1 COM2 open COM2 port Initializing instrument bioscom 1 x3 COM1 Start addressing ETX also XOFF Main loop of the programm while DONE start transmmision loop Read message introduced using the keyboard count 0 reading the string introduced using the keyboard gotoxy 10 3 printf enter the mesage 0 7 characters Until press Enter key do dat1 g
18. t D7 controls the polarity segment and the over range point The polarity segment activates when D7 is a character with central segment active H 4 6 The overrange point activates when D7 is a character with upper segment active O 7 If D7 contains both central and upper segments 8 P both the overrange and the polarity will light Note Units with 4 digits must receive also digits D5 D6 and D7 to activate Polarity and or Overrange Rear view Power includes fuse Signal input terminal General specifications DISPLAY 4 or 6 digits in red color 7 segment Led reading from 9999 to 9999 in 4 digits reading from 999999 to 999999 in 6 digits decimal point selectable digit 57 mm 2 3 in BDF 24 and BDF 26 digit 100 mm 4 0 in BDF 44 and BDF 46 antirreflexive front filter IP65 front protection ENVIRONMENTAL DATA Working Temp 0 50 C 32 122 F Storage Temp 20 85 C 4 185 F Rel Humidity 0 to 85 non condensated HOUSING extruded aluminium anodized in black color for panel mount optional wall mount POWER SUPPLY standard 230 Vac 50 60 Hz optional 115 Vac 50 60 Hz optional 24 Vdc isolated CONSUMPTION 6 VA in series BDF 24 and BDF 26 12 VA in series BDF 44 and BDF 46 Power supply connections The power connector allows one terminal for earth and two power terminals Inter
19. t character will be the instrument address if not the unit will be set to Not Hearing state 03H Ctrl C Activates the Not Hearing state in the instru ment Loads on display the buffer data and cleans the buffer 04H Ctrl D Activates the BS4505 ASCII mode 06H Last character displays in flashing mode 2 flash per second OCH Ctrl L Cleans the display and the internal buffer ODH Ctrl M Carriage Return 11H Ctrl Q Same as STX 12H Ctrl R Display brightness at 25 13H Ctrl S Activates the Not Hearing state of the instru ment and cleans the buffer without loading on dispay 14H Ctrl T Display brightness at 100 18H Ctrl X Display brightness at 50 1BH Esc Restarts the instrument 20H Espacio Inserts blank space 2BH Inserts character 2DH Inserts character 2EH Activates the decimal point of the last received character User s Manual BDF xx S ASCII code and displayed symbol 30H 31H 32H 33H 34H 35H 36H 37H 38H 39H 3AH 3BH 3CH 3DH 3EH 3FH 40H 41H 42H 43H 44H 45H 46H 47H 48H 49H 4AH 4BH 4CH 4DH 4EH 4FH 50H 51H 52H 53H 54H 55H 56H 57H 58H 59H 5AH 5BH 5CH 5DH 5EH 5FH OOANDARWN O POOITMe Wao UUIIN BLANK ro gt N lt XXS lt CHMAOVOZEZEOKHAC TOMmMINDFOEwrvil av JL riu UCLOeOoeOC runt Yodo IarrToezAomMmMaei Note instrument in Not Hearing state can only be reacti
20. to load on display the buffer data MESSAGE FORMAT 1 byte 1 byte n bytes 1 byte 1 byte 1 byte n bytes 1 byte 1 byte FEMA ELECTR NICA Page 5 User s Manual BDF xx S Configuration Internal jumpers and dips On the Control Board accessible through the rear side Input signal Jumpers A J y K O cover are placed the jumpers and minidips to configure the instrument parity signal type ABCDEFGHIJ KLMNO Control board RS232 ololoo gloai OJO ABCDEFGHIJ 15 V Seea EUR JE OSSO RS485 RS422 olo Colo ooo KLMNO ORST internal load O p O e O 000 SS RS485 RS422 Jolia oo oloo olojo A EECA minidips 2 external load OO Th aD O II OJOO 1 li Taranta 12 obann RS43 POTN NICE 5 V OJO OJO O O O Parity and Number of Bits Jumpers R S T 7 bits Jumper R Open Powered loop i olojo 00 ofo II ic 8 bits Jumper R Closed 2 mA eee ojo O Parity Even Jumper S Closed Powered loop oloo O Jumper T Open 20 mA JESS US JUL Parity Odd Jumper S Open TTL level
21. vated to Hearing state with codes 02 STX 11 XON 04 EOT and 1B ESC FEMA ELECTRONICA Page 7 User s Manual BDF xx S Watchdog function Connection to a PC Function WATCHDOG lights the middle bars on display when detects that not valid messages are being received In STROBE mode the WATCHDOG function activates the when 5 seconds have passed since the last correct message received A message is correct when the last characters are Ctrl C ETX Ctrl M CR or Ctrl L FF In SHIFT mode the WATCHDOG function activates the when 5 seconds have passed since the last correct character received Correct characters are Ctrl C ETX Ctrl M CR Ctrl L Decimal Point 2E Flash 06 2D 2B Space 20 and any other character with HEX code from 30H up to 5FH Connecting a BDF xx S as a remote display receiving data from a PC with 25 pins SUB D connector 14 Connector BDF Connector 25 pins PC Connector 25 pins 25 Pin 1 Not Connected Pin 2 TXD Pin 3 Not Connected Pin 4 RTS Pin 5 CTS Pin 6 DSR Pin 7 GND signal Pin 8 19 Not Connected Pin 20 DTR Pin 21 25 Not Connected Connecting a BDF xx S as a remote display receiving data from a PC with 9 pins SUB D connector Connector 9 pins PC Connector di

BDF-XX-S - FEMa.ES

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