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INSTALLATION

17

2

The figure below shows a multidrop configuration with DP1200 decoders connected
to a Multiplexer.

# 1

RTX485-

GNDRS485

# 0

max. 1200 m.

three wires

+ shield

20

19

18

20

19

18

120 Ohm

MULTIPLEXER

RTX485-

RS485REF

SHIELD

120 Ohm

DP1200

DP1200

DP1200

(up to 31)

# x

max. 2 m.

20

19

18

Figure 15 - DP1200 multidrop connection to a Multiplexer

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Summary of Contents for DP1200

Page 1: ...DP1200 Installation Manual ...

Page 2: ...DP1200 Installation Manual ...

Page 3: ...DP1200 INSTALLATION MANUAL ...

Page 4: ...ut prior notification Datalogic shall not be liable for technical or editorial errors or omissions contained herein nor for incidental or consequential damages resulting from the use of this material Product names mentioned herein are for identification purposes only and may be trademarks and or registered trademarks of their respective companies Datalogic S p A 1998 2002 821000452 Rev B ...

Page 5: ...ical Installation 5 2 4 Electrical Connections 7 2 4 1 System Wiring 7 2 4 2 Power Supply 9 2 4 3 Main Interface Selection 11 2 4 4 Auxiliary RS232 Interface 19 2 4 5 Inputs 20 2 4 6 Outputs 23 2 4 7 Connection to a Barcode Reader 24 2 5 Typical Layouts 25 2 5 1 Point to Point 25 2 5 2 Pass Through 26 2 5 3 RS232 Master Slave 27 2 5 4 RS485 Master Slave 28 2 5 5 Multiplexer 29 3 TROUBLESHOOTING 30...

Page 6: ...2 5 3 Provide correct system cabling according to the signals necessary for your application see the applicable sub paragraphs under 2 4 4 Install the Configuration Disk Upon successful completion of the installation the readme hlp file is opened giving details about how to get started configuring your decoder See also the Guide to Rapid Configuration link Specific parameter details are available ...

Page 7: ...v GENERAL VIEW DP1200 Figure A 15 pin reader connector Cover screws 4 Compression connector panel 1 2 3 3 2 1 ...

Page 8: ...w holes 2 Spring clamp terminal blocks 1 5 Multidrop address switches 4 Termination resistance switch 2 LEDs 3 6 Main interface selectors 8 Auxiliary interface connector 9 Power switch ON OFF 10 Reader connector 7 2 3 1 4 5 6 7 10 8 9 ...

Page 9: ...NFORMATION BEFORE INSTALLING THE PRODUCT This product is intended to be installed by Qualified Personnel only This device is intended to be supplied by an NEC Class 2 power source rated 10 30 V minimum 0 50 A See par 2 4 2 for correct power supply connections ...

Page 10: ...viii ...

Page 11: ...ameters It is completely user configurable from a host computer using the WinHost interface utility program provided on diskette with the decoder or using the Host Mode programming procedure by ESC sequences via the serial interface There are four different programmable operating modes to suit various barcode reading system requirements Included in these is a test mode to verify the reading featur...

Page 12: ...logic Laser Readers LS2200 LS4100 LS50 LS6100 Compatible with Datalogic 1000 2000 4000 series scanners Connections SW features and WinHost Supply voltage from 10 to 30 Vdc DP1200 mechanical dimensions are 167 x 115 x 40 mm 6 57 x 4 52 x 1 57 in It weighs about 310 g 10 93 oz Electrical connection is provided through spring clamp terminal blocks inside the decoder The external reader is connected t...

Page 13: ... DP1200 decoder and all the parts supplied with the equipment are present and intact when opening the packaging the list of parts includes DP1200 decoder Installation manual DP1200 communication and utility program disk Mounting screws 2 Figure 1 DP1200 package contents ...

Page 14: ...the power supply during this operation Figure 2 Opening the DP1200 It is possible to perform the following operations Select the desired main serial interface type see Main Interface Selection under paragraph 2 4 3 Set the multiplexer address selection on the rotary switches if the main serial interface is RS485 Half Duplex see RS485 Half Duplex Interface under paragraph 2 4 3 Proceed with the cab...

Page 15: ...LATION The diagram below gives the overall dimensions of the decoder and may be used for its installation 5 150 5 91 12 66 2 60 0 47 0 19 40 1 57 167 6 57 90 3 54 115 4 53 90 3 54 3 5 0 14 5 0 19 12 0 47 mm inch Figure 3 Overall dimensions ...

Page 16: ...do this 1 Open the DP1200 by unscrewing the 4 cover screws If necessary using the two mounting holes inside the decoder as a pattern mark the panel with an appropriate object and then drill two small pilot holes in the panel 2 Align the DP1200 and insert the two self threading screws and screw them into the panel until tight see Figure 4 Figure 4 Mounting DP1200 ...

Page 17: ... the device housing 4 To connect the power and input output signals Prepare the individual wires of the system cables by stripping the insulation back approximately 1 cm Using a device such as a screwdriver push down on the lever directly next to the clamp see Figure 5 Insert the wire into the clamp and release the lever The wire will now be held in the spring clamp Figure 5 System cable connectio...

Page 18: ...Output 16 OUT3 Output 17 OUT3 Output 27 TXAUX Auxiliary RS232 28 RTSAUX Auxiliary handshake RS232 29 RXAUX Auxiliary RS232 30 CTSAUX Auxiliary handshake RS232 31 SGND Signal Ground Pin RS232 RS485 Full Duplex RS485 Half Duplex 20 mA CL 18 21 TX232 TX485 RTX485 CLOUT 19 22 RTS232 TX485 RTX485 CLOUT 20 23 GNDRS485 GNDRS485 24 RX232 RX485 CLIN 25 CTS232 RX485 CLIN 26 SGND The signals on pins 18 19 an...

Page 19: ... ON the DP1200 power switch see Figure 6 6 Close the DP1200 using the 4 cover screws making sure the rubber seal is fitted correctly between the parts of the housing 7 Connect the reader to the 15 pin connector on the left side of the DP1200 housing The electrical connections for your scanning system are now complete 2 4 2 Power Supply Power can be supplied to the decoder through the pins provided...

Page 20: ...V 10 30 Vdc Figure 8 Power supply connections NOTE Pin 1 is also electrically connected to pins 3 and 6 just as pin 2 is electrically connected to pins 4 and 7 This is useful for external trigger connections see paragraph 2 4 5 The power must be between 10 and 30 Vdc only There is a current peak during power on that depends on the type of barcode reader connected If DP1200 is connected to the Data...

Page 21: ...EX RS485 HALF DUPLEX 20 mA CURRENT LOOP The relative signals are available on the spring clamp connector To select the interface type position the jumper block as indicated in the figure below 0 0 20 mA C L RS485 RS232 ON OFF Tens Units Half Duplex Full Duplex 26 31 Figure 9 Main interface selection The RS232 interface type is factory set ...

Page 22: ...es communication with the host computer and allows both transmission of code data and the configuration of the decoder This is the default interface The following pins of the spring clamp connector are used for RS232 interface connection Pin Name Function 18 21 TX232 RS232 transmitted data 24 RX232 RS232 received data 19 22 RTS232 RS232 request to send 25 CTS232 RS232 clear to send 26 SGND RS232 s...

Page 23: ...signals control data transmission and synchronize the connected devices If the RTS CTS handshaking protocol is enabled the DP1200 activates the RTS232 output to indicate a message is to be transmitted The receiving unit activates the CTS232 input to enable the transmission ...

Page 24: ...s or in electrically noisy environments The following pins of the spring clamp connector are used for RS485 full duplex communications Pin Name Function 18 21 TX485 RS485 transmitted data 19 22 TX485 RS485 transmitted data 24 RX485 RS485 received data 25 RX485 RS485 received data 20 23 GNDRS485 RS485 reference USER INTERFACE RX485 TX485 RS485REF DP1200 20 23 GNDRS485 TX485 18 21 TX485 19 22 RX485 ...

Page 25: ...collect data The following pins of the spring clamp connector are used for RS485 half duplex communications Pin Name Function 18 21 RTX485 RS485 transmitted received data 19 22 RTX485 RS485 transmitted received data 20 23 GNDRS485 RS485 Reference The signals on pins 18 19 and 20 are repeated on pins 21 22 and 23 to facilitate network connections In this way the network bus can enter and exit the D...

Page 26: ...ns Units OFF ON S1 S2 S4 Figure 14 Address selection and bus termination The switch S4 enables or disables the insertion of the bus termination resistor for RS485 Half Duplex Multidrop applications CAUTION In Multiplexer applications the termination resistor must be enabled ONLY on the last device of the chain the farthest away from the Multiplexer assuming the Multiplexer is the first device of t...

Page 27: ...200 decoders connected to a Multiplexer 1 RTX485 RTX485 GNDRS485 0 max 1200 m three wires shield 20 19 18 20 19 18 120 Ohm MULTIPLEXER RTX485 RTX485 RS485REF SHIELD 120 Ohm DP1200 DP1200 DP1200 up to 31 x max 2 m 20 19 18 Figure 15 DP1200 multidrop connection to a Multiplexer ...

Page 28: ...t loop input 24 C L IN Current loop input 19 22 C L OUT Current loop output 18 21 C L OUT Current loop output For the 20 mA current loop interface a ferrite type Stewart 28A2029 0A0 must be applied on the user interface side of the cable to reduce electrical noise Also the shield must be referenced to GND at both ends DP1200 USER INTERFACE C L IN C L IN C L OUT 18 21 C L OUT 24 MAX 300 METERS I 20...

Page 29: ...kette The following pins of the spring clamp connector are used to connect the RS232 auxiliary interface Pin Name Function 29 RXAUX RS232 received data 27 TXAUX RS232 transmitted data 30 CTSAUX RS232 clear to send 28 RTSAUX RS232 request to send 31 SGND RS232 signal ground 31 SGND SGND TXD RXAUX 29 RXD TXAUX 27 DCD RTSAUX 28 DTR CTSAUX 30 USER INTERFACE DP1200 Figure 17 RS232 auxiliary interface c...

Page 30: ...ere is an input available on the DP1200 decoder relative to the External Trigger There is also one more general purpose input IN1 It can be used in Code Verifier mode of the Standard Application program to store the code to be verified see Store verifier HW in the Winhost Help On Line The pinouts are indicated below Pin Name Function 8 EXT TRIG External Trigger 9 EXT TRIG External Trigger 10 IN1 I...

Page 31: ...igure 18 Input NPN command using external power 8 10 9 11 USER INTERFACE DP1200 Signal 5V VS 1 3 6 2 4 7 GND Ground V Figure 19 Input NPN command using DP1200 power 8 10 9 11 5V DP1200 USER INTERFACE V Signal Ground 30 Vdc max Vext Figure 20 Input PNP command using external power ...

Page 32: ...wer The electrical features of the inputs are Maximum voltage 30 Vdc Maximum current 25 mA An anti disturbance hardware filter is implemented on the External Trigger input about 1 millisecond delay An additional 15 ms typical delay can be implemented through a dedicated software parameter refer to WinHost Help On Line ...

Page 33: ... On Line By default OUT1 is associated with the No Read event which activates when the code signalled by the External Trigger is not decoded OUT2 is associated with the Right event which activates when the code is decoded correctly OUT3 is associated to the Wrong event which activates when a code is successfully decoded but does not match the Verifier code Therefore it is meaningful only if the Ve...

Page 34: ...n Name Function Pin Name Function 1 GND ground 9 I U internal use do not connect 2 VDC operating voltage 10 I U internal use do not connect 3 VIDEO complementary of video signal 11 RR right read signal 4 VIDEO video signal representing code 12 N C not connected 5 SCAN scan start 13 RESOL resolution signal 6 SCAN complementary of scan start 14 BS laser off signal 7 SPEED scanner speed 15 PWR OFF sc...

Page 35: ... In this layout the data is transmitted to the Host on the main serial interface Host Mode programming can be accomplished either through the main interface or the auxiliary interface In Local Echo communication mode data is transmitted on the RS232 auxiliary interface independently from the main interface selection When On Line Operating mode is used the system is activated by an External Trigger...

Page 36: ...erface All messages will be passed through this chain to the host When On Line Operating mode is used the system is activated by an External Trigger photoelectric sensor when the object enters its reading zone The main and auxiliary ports are connected as shown in the figure below Host 3 3 1 2 DP1200 DP1200 1 LSXXXX reader LSXXXX reader Main serial interface Auxiliary serial interface External Tri...

Page 37: ...aster decoder is connected to the Host on the main serial interface The possible main interface types for the Master decoder are RS232 RS485 or 20 mA C L Either On Line or Serial On Line Operating modes can be used in this layout When On Line Operating mode is used the external trigger signal is unique to the system however it is not necessary to bring the external trigger signal to the Slave deco...

Page 38: ... reading phase and a single message from the master decoder to the Host computer It is necessary to bring the External Trigger signal to all the decoders The main and auxiliary ports are connected as shown in the figure below Host 3 1 2 DP1200 Master 1 LSXXXX reader LSXXXX reader External Trigger RS485 HD Main serial interface Auxiliary serial interface 3 2 1 Figure 27 RS485 Master Slave layout NO...

Page 39: ...ce Auxiliary serial interface External Trigger Figure 28 Multiplexer layout The auxiliary serial interface of the slave decoders can be used in Local Echo communication mode to control any single decoder visualize collected data or to configure it using the WinHost utility or Host Mode Programming procedure When On Line Operating mode is used each reader is activated by its External Trigger photoe...

Page 40: ...er is connected to the power supply and the power switch is ON GOOD READ red is used to signal successful barcode decoding It is also used in Test mode to signal the decoding percentage for details refer to the section Test Mode in the WinHost Help On Line EXT TRIG yellow indicates external trigger activity for details refer to paragraph 2 4 5 TX DATA green indicates data transmission on the seria...

Page 41: ... rates 150 to 115200 b p s Inputs External Trigger IN1 optocoupled NPN or PNP Voltage max 30 Vdc Input current max 25 mA Outputs User defined OUT1 OUT2 and OUT3 optocoupled open emitter open collector VCE max 40 Vdc Collector current max 40 mA continuous 130 mA pulsed VCE saturation 1V at 10 mA max Power dissipation max 90 mW at 40 C Ambient temp USER INTERFACE LED indicators Power ON Good Read Ex...

Page 42: ...al ports HOST MODE PARAMETER STORAGE Non volatile internal memory ENVIRONMENTAL FEATURES Operating temperature 0 to 50 C 32 to 122 F Storage temperature 20 to 70 C 4 to 158 F Humidity max 90 non condensing Vibration resistance IEC 68 2 6 test FC 1 5 mm 10 to 55 Hz 2 hours on each axis Shock resistance IEC 68 2 27 test EA 30G 11 ms 3 shocks on each axis PHYSICAL FEATURES Mechanical dimensions 167 x...

Page 43: ... States relating to electromagnetic compatibility and product safety Basée sur la législation des Etates membres relative à la compatibilité électromagnétique et à la sécurité des produits Über die Annäherung der Gesetze der Mitgliedsstaaten in bezug auf elektromagnetische Verträglichkeit und Produktsicherheit entsprechen Basado en la aproximación de las leyes de los Países Miembros respecto a la ...

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