background image

 

DD2050 

1-27

3.5 COM2 CONNECTION 

 

COM2 can be configured for RS232  data transmission standards 
on 9-pin female connector 

 

3.5.1 RS232 CONNECTION 

 

 

 

 Key: 
NC = Reserved, do not connect 
RX232 = Received data 
TX232 = Transmitted data 
GND = GND 
Ri = Termination resistance inside 
terminal 

 

 
 

Figura 3.5 – COM2 serial port connector (9-pin female D-type) 

 

 

CAUTION 
The RS232 operating limits are indicated in par 3.4 

 

Содержание DD2050

Страница 1: ...DD2050 INDICATOR USE AND MAINTENANCE MANUAL Code 81320402 Edition 13 12 2012 ...

Страница 2: ...E TERMINAL TO THE ELECTRICAL SUPPLY LINE 19 3 1 1 Earth connection 19 3 1 2 Connection to main 20 3 2 CONNECTION TO SCALE 22 3 2 2 Scale connection Analogue load cells 23 3 2 3 Scale connection digital load cells 24 3 3 SERIAL OUTPUTS 25 3 4 COM1 CONNECTION 26 3 5 COM2 CONNECTION 27 3 5 1 RS232 CONNECTION 27 3 6 CONNECTION OF COM3 SERIAL OUTPUT 28 3 6 1 RS422 CONNECTION 28 3 7 CONNECTION TO AN EXT...

Страница 3: ...DD2050 1 3 RS485 CONNECTION ON TERMINAL BOARD 33 3 10 OPTIONAL 4INPUT 6OUTPUT 35 Input connection 35 Output connection 36 3 11 OPTIONAL ANALOG OUTPUT 0 10V 4 20MA 36 ...

Страница 4: ...ttempt on the part of unauthorised personnel to dismantle or modify the terminal is prohibited any such attempt shall invalidate the warranty and release the manufacturer from all liability for any injury or damage The alteration or removal of the data plates and seals is strictly prohibited check that all plates and seals are present and legible if not contact After Sales Service Manufacturer sha...

Страница 5: ... the weighing system with the safety guards removed Under no circumstances may the system be operated in these conditions Do not operate the system in these conditions under any circumstances whatsoever but remove the safety guards for the time strictly required to carry out the required repairs or maintenance then fit them back in place ...

Страница 6: ... to observe the instructions will result in death or serious injury CAUTION Denotes an operation or procedure where failure to observe the instructions could result in minor injury or damage to the instrument WARNING Information or instructions on how the system is to be operated correctly in order to maximise its service life or prevent loss or damage of programmed data or to optimise operation w...

Страница 7: ...ors Some of the main features of the indicator and listed below facility for connection to a maximum of 2 scales with analogue load cells up to 24 x 350 ohm load cells facility for connection to a maximum of 2 scales with digital load cells up to 16 CPD load cells three RS232 422 serial ports 2 inputs and 2 outputs 110 240 VAC power supply can be connected to the keyboard of a compatible external ...

Страница 8: ...ce 29 ohm for each analog scale Analog load cells excitation 10 Vdc Digital load cells excitation 10 18 Vdc Internal resolution 500000 counts 25 conv sec 120000 counts 100 conv sec Resolution in type approved version 6000 divisions maximum Maximum input signal 23 mV Sensitivity 0 6 uV division version with analogue load cells Full scale stability 5 ppm C Zero stability 5 ppm C Compensated temperat...

Страница 9: ...ltage 24 VAC DC Output maximum current 190 mA max External keyboard input USB Display 12 1 TFT colour display Touch screen Resistive Capacitive Sunlight version Printer optional Thermal type 80mm media Reader optional RFID Barcode magnetic according to the model ...

Страница 10: ...DD2050 1 10 1 6 DIMENSIONS AND WEIGHT Fig 1 1 Overall dimensions and weight of the wall mounted terminal version Dimensions in mm Weight 23 kg ...

Страница 11: ...DD2050 1 11 Fig 1 2 Overall dimensions and weight of the pedestal terminal version Dimensions in mm Weight 23 kg ...

Страница 12: ...DD2050 1 12 1 7 DISPOSAL This electrical or electronic device cannot be disposed of as solid urban waste It must be disposed of separately ...

Страница 13: ...with your request swiftly always quote the serial number of your terminal which can be found on the seal label Also provide information about the system in which the terminal is installed 1 9 SPARE PART LIST CODE DESCRIPTION 28200148 THERMAL PAPER ROLL LENGTH 155 m WIDTH 80 mm EXTERNAL DIAMETER 130 mm INTERNAL DIAMETER 25 mm 1 10 WARRANTY The conditions of warranty are stipulated in the contract o...

Страница 14: ...2 2 REGULATIONS The operating conditions for the electronic terminal are subject to the regulations in force in the country in which the terminal is used All use of the terminal in conditions which do not comply with these regulations is prohibited 2 3 PRESCRIPTIONS OF USE Strictly comply with the instructions in this manual during use In the event of any discrepancy between the information in thi...

Страница 15: ...tion Make sure that the line complies with the applicable regulations Check that there is no difference in potential between the earth and neutral conductors If the terminal is to be connected to other devices e g a computer these devices must be disconnected from the electrical supply before connection to the terminal ...

Страница 16: ...DD2050 1 16 3 INSTALLATION Fig 3A INTERNAL 12V Logic power supply 24V printer and heater power supply Electronic board groups Climatic control Main switch ...

Страница 17: ...DD2050 1 17 Fig 3B Block diagram ...

Страница 18: ...3 1 CPU box bottom view Key 1 Optional board slots 2 N 3 serial com ports RS232 422 3 Scale A 4 Scale B 5 USB Host 6 N 2 input output 24 V ac dc 7 12 Vdc 5A power entry 8 Ethernet 10 100 Mbps 9 Compact flash 10 SD card ...

Страница 19: ...onnection Connect the terminal to the earth network using a yellow green lead of at least 6mm Use the earth connection screw under the terminal The equipotential connector from the scale if any should also be connected to the same earth connection point see par 3 3 1 on page 1 25 If the terminal is installed on a pedestal insert the earth lead into this The leads and accessories for this connectio...

Страница 20: ... brown neutral blue earth yellow green internal conductors with section from 1 5mm to 2 5mm outer sheath diameter from 5 to 10mm DANGER Check that the voltage and frequency of the electrical supply line correspond to the indications on the sealing plate on the bottom of the terminal the mains outlet socket to which the terminal is connected is equipped with an earth the warning and danger signs ar...

Страница 21: ...DD2050 1 21 Use the main internal switch to connect the main power supply according to the figure below Fig 3 1 2 Connection to the mains Connection to mains ...

Страница 22: ...cables alongside power cables as these could cause disturbances that interfere with the correct operation of the terminal 3 2 Connection to scale 3 2 1 Equipotentiality between the terminal and the platform scale Check that a condition of equipotentiality exists between the metal parts of the terminal and the platform scale If in doubt connect the terminal and the scale using a earth wire of at le...

Страница 23: ...Analogue load cells Fig 3 2 2 JBIL connection diagram for analogue load cells Key NC Reserved do not connect SIG Load cell signal SIG Load cell signal EX Load cell excitation EX Load cell excitation SENSE SENSE signal SENSE SENSE signal ...

Страница 24: ...en indicator and digital load cells is supported by an RS485 protocol on a 6 wires shielded cable according to the following drawing Key EX Excitation EX Excitation DATA Bidirectional data lines NC Reserved do not connect Fig 3 3 JBIL connection diagram for digital load cells ...

Страница 25: ...ration they are normally assigned as follow COM 1 is connected to the internal reader COM 2 is connected to the internal printer COM 3 is available for additional peripheral devices remote display additional readers Further serial outputs can be available on additional option boards ...

Страница 26: ...32 Clear to send DTR232 Data terminal Ready RI232 Ring Indicator GND GND Fig 3 4 COM connection diagram 9 pole sub D CAUTION Operating limits stipulated by the standard RS232 Maximum transmission distance 15 m Maximum line voltage 12 VDC For connection to external devices use a screened cable and connect the screen to the metal cap of the 9 pin connector ...

Страница 27: ...s on 9 pin female connector 3 5 1 RS232 CONNECTION Key NC Reserved do not connect RX232 Received data TX232 Transmitted data GND GND Ri Termination resistance inside terminal Figura 3 5 COM2 serial port connector 9 pin female D type CAUTION The RS232 operating limits are indicated in par 3 4 ...

Страница 28: ... Transmitted data TERMIN Termination resistor to be connected to pin 6 Ri Termination resistor inside terminal NOTE the free pins are reserved for RS232 connection Figura 3 6 Example of RS422 serial port connection CAUTION Operating limits stipulated by the standard RS422 Maximum transmission distance 1200 m Maximum line voltage 7V For connection to external devices use a screened twisted pair cab...

Страница 29: ...put for connection of a keyboard of a compatible PC ATTENTION Installation of an external keyboard disables operation of COM2 3 8 INPUT OUTPUT CONNECTION The JI O terminal board features input and output contacts the following figure illustrates the connection diagram 3 8 INPUT OUTPUT ...

Страница 30: ...tput signals are provided on JI O terminals according to the following diagram Key 1 PIN 1 2 PIN 2 3 PIN 3 4 PIN 4 5 PIN 5 6 PIN 6 7 PIN 7 8 PIN 8 Fig 3 8 Input Output pins Fig 3 9 I O terminals wiring example Input connection ...

Страница 31: ... VDC maximum current 5 mA The inputs can be controlled by clean contacts or by NPN transistors negative common connection Output connection CAUTION Electrical specifications Outputs switchable voltage 24 V ac dc switchable current 190 mA ac dc solid state contact OPTOMOS ...

Страница 32: ...at ends 12 VDC For connection to external devices it is recommended to use a shielded cable making sure to connect the shield to the metal part of the 9 pin connector s casing If the COM5 serial port is configured in compliance with the RS422 standard proceed as follows provide a jumper between pin 6 and pin 8 to connect the termination resistor ATTENTION Max conditions of usage under RS422 standa...

Страница 33: ...t is recommended to use a twisted pair making sure to connect the shield to the metal part of the 9 pin connector s casing RS485 connection on DSUB9 connector If the COM5 serial port is configured in compliance with the RS485 standard proceed as follows Connect pins 9 and 6 DATA pins 1 and 7 DATA together Provide a jumper between pin 6 and pin 8 to connect the termination resistor this operation m...

Страница 34: ...d together ATTENTION Max conditions of usage under RS485 standard Maximum transmission distance 1200 m Maximum voltage at ends 7V It is advisable to use a shielded cable of the twisted pair type for connections to external devices Remember to connect the shield to the metal part of the shell of the 9 pin connector Maximum number of terminals that can be connected 16 ...

Страница 35: ...nput output card is installed in the indicator the connections are according the following drawings Input connection CAUTION Electrical specifications Inputs maximum voltage 5 Vdc maximum current 5 mA The inputs can be controlled by clean contacts or by NPN transistors negative common connection ...

Страница 36: ...DD2050 1 36 Output connection CAUTION Electrical specifications Outputs switchable voltage 24 V ac dc switchable current 190 mA ac dc solid state contact OPTOMOS 3 11 OPTIONAL Analog Output 0 10v 4 20mA ...

Страница 37: ... Set the jumper J14 to position 2 3 for current output 4 20mA on the pins 11 Current Out and 9 Current In Analogue voltage output Set the jumper J14 to position 1 2 for voltage output 0 10V on the pins 12 Voltage Out and 8 GND CAUTION Technical characteristics Resolution 10000 points Precision 0 05 FS Minimum voltage output load 100 kohm Minimum current output load 250 ohm ...

Страница 38: ...ia Ferrari 16 tel 39 0 59 893 611 fax 39 0 59 527 079 home page http www coopbilanciai it E mail cb coopbilanciai it Servizio post vendita After sales service Service après vente Kundendienstservice Servicio post venta Serviço pós venda tel 39 0 59 893 612 fax 39 0 59 527 294 ...

Отзывы: