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Allen-Bradley 1769-ASCII, Installation Instructions Manual, Page: 29 / 40

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Allen-Bradley 1769-ASCII Installation Instructions Manual Download Page 29

Compact 1769-ASCII Module    

29

Publication

  1769-IN068B-EN-P - May 2005

Specifications

Vendor I.D. Code

1

Product Type Code

109

Product Code

66

Input Words

108

Output Words

108

Configuration Words

31

Recommended Cable

Belden

TM

 8761 (shielded)

Number of Inputs

2 full duplex (RS-232, RS-422)

 

2 half duplex (RS-485)

Serial Input Voltage Signal

3…25V dc with respect to signal ground (SG) “0”, Asserted, 
ON, Space, Active

 

-3…-25V dc with respect to signal ground (SG) “1”, 
Disasserted, OFF, Mark, Inactive

Bus Current

425 mA @ 5V dc

Power Dissipation, Max.

2.13 W

Thermal Dissipation, Max.

7.3 BTU/hr

Power Supply Distance 
Rating

4

Isolation Voltage

30V 

 

Tested to withstand 710V dc for 60 s

Serial Port Status

TX FIFO overflow, RX FIFO overflow, RX parity error, 
handshake error, new data flag

Produce Assembly Size

108 words

Consume Assembly Size

108 words

Transmit Transaction ID

0…255

Handshaking

RTS/CTS hardware handshake always enabled

Summary of Contents for 1769-ASCII

Page 1: ...t No 1769 ASCII Inside About the Module 4 Install the Module 5 Assemble the System 6 Mount Expansion I O 8 Ground the Module 12 Connect the D sub Connector Pins 13 I O Memory Mapping 16 Configure the...

Page 2: ...examples shown in this publication Allen Bradley publication SGI 1 1 Safety Guidelines for the Application Installation and Maintenance of Solid State Control available from your local Rockwell Autom...

Page 3: ...s supplied as open type equipment It must be mounted within an enclosure that is suitably designed for those specific environmental conditions that will be present and appropriately designed to preven...

Page 4: ...485 and RS 422 ASCII devices The module provides the communication connections to the ASCII device Item Description 1a Upper DIN rail latch 1b Lower DIN rail latch 2a Upper tongue and groove slots 2b...

Page 5: ...is equipment Touch a grounded object to discharge potential static Wear an approved grounding wriststrap Do not touch connectors or pins on component boards Do not touch circuit components inside the...

Page 6: ...IN Rail sections To work with a system that is already mounted see Replace a Single Module Within a System section ATTENTION This product is grounded through the DIN rail to chassis ground Use zinc pl...

Page 7: ...and module move the bus lever fully to the left 4 until it clicks Ensure it is locked firmly in place ATTENTION Remove power before removing or inserting this module When you remove or insert a modul...

Page 8: ...69 ECR or ECL right or left end cap to terminate the end of the serial communication bus ATTENTION During panel or DIN rail mounting of all devices be sure that all debris metal chips wire strands etc...

Page 9: ...ollow these procedures 1 On a clean work surface assemble no more than three modules 2 Using the assembled modules as a template carefully mark the center of all module mounting holes on the panel 3 R...

Page 10: ...and put the others aside This reduces remounting time during drilling and tapping of the next group 7 Repeat steps 1 to 6 for any remaining modules Mount on the DIN Rail The module can be mounted on...

Page 11: ...you feel excessive resistance check that the module has been disconnected from the bus and that both mounting screws have been removed or DIN latches opened You may need to rock the module slightly f...

Page 12: ...king fully left the bus levers on the replacement module and the right side adjacent module 9 Replace the mounting screws or snap the module onto the DIN rail Ground the Module This product is intende...

Page 13: ...o not use cables 1747 CP3 and 1756 CP3 Pin RS 232 RS 422 RS 485 1 Do Not Connect Transmit Data Transmit Receive Data 2 Receive Data Do Not Connect Do Not Connect 3 Transmit Data Do Not Connect Do Not...

Page 14: ...2 Wiring Diagram Module to Printer Hardware Handshaking Enabled Standard Printer Adapter Cable NC 1 RXD 2 TXD 3 NC 4 COM 5 NC 6 RTS 7 CTS 8 NC 9 DCD TXD RSD DSR COM DTR CTS RTS GND 8 2 3 6 7 20 5 4 1...

Page 15: ...n 1769 IN068B EN P May 2005 Figure 3 RS 422 Wiring Diagram Figure 4 RS 485 Wiring Diagram TXD NC NC 1 2 3 4 COM 5 RXD RTS CTS 6 7 8 TXD 9 RXD TXD COM TXD RXD RXD ASCII TRXD NC NC NC NC 1 2 3 4 COM RTS...

Page 16: ...he Compact I O 1769 ASCII Module User Manual publication 1769 UM012 to use smaller output files Tx Transmit Rx Receive CNI Channel number of requested input data This bit is set by the PLC controller...

Page 17: ...icates the ASCII module has sent the data indicated by the Tx Transaction ID and can accept more transmit data ND New data Only used for Handshake mode HE Handshake error Only used for Handshake mode...

Page 18: ...ompact module It could also indicate that noise has occurred on the line and degraded the signal This bit is set when the receive FIFO contains a message in which a parity error occurred in one of the...

Page 19: ...TF PA RO TO 2 Firmware Revision Major Firmware Revision Minor 3 Length Number of Bytes 4 Character 1 Character 0 5 Character 3 Character 2 Character Character x 1 1 X is calculated based on the size o...

Page 20: ...e input FIFO has not sent all of its data to the Compact bus interface TF Data in transmit FIFO The FIFO is not empty The output FIFO has not sent all of its data to the ASCII device PA Parity error A...

Page 21: ...f Bytes 4 Character 1 Character 0 5 Character 3 Character 2 Character Character x 1 1 X is calculated based on the size of Channel 0 data as specified in the configuration file Both channels cannot co...

Page 22: ...nate mode 1 simultaneous mode Channel 0 1 Serial Character Framing 0 8 0 7N2 1 7E1 2 7O1 3 8N1 4 8N2 5 8E1 6 8O1 7 7E2 8 7O2 2 Serial Port Speed 0 7 0 9600 1 1200 2 2400 3 4800 4 19200 5 38400 6 57 6k...

Page 23: ...ansmit Characters 0 200 In Simultaneous mode the total number of channel 0 characters plus channel 1 characters cannot exceed 200 13 Transmit Record End Mode 0 2 0 ignore 1 exclude 2 include end delim...

Page 24: ...0 127 for 7 bit data 0 0xff 0 255 for 8 bit data 24 Receive Swap Mode 0 2 0 disabled 1 16 bit 2 32 bit 25 Master Handshake Mode 0 1 0 master slave handshake 1 produce immediate 26 Message Time Out 0...

Page 25: ...x 500 software or RSLogix 5000 software If your message sizes differ from the default change the size of the input and output connection parameters Configure with RSLogix 500 Software RSLogix 500 vers...

Page 26: ...CII Module Publication 1769 IN068B EN P May 2005 2 Enter the appropriate values as listed below 3 Choose OK 4 From the Generic Extra Data Config tab enter your configuration data Refer to Configuratio...

Page 27: ...choose Properties 2 Enter the name of your module in the Name field 3 Enter the connection parameters according to your controller 4 Choose OK Controller Input Size 1 1 Maximum size listed Output Size...

Page 28: ...Module Publication 1769 IN068B EN P May 2005 5 Double click on the controller tags 6 Enter your configuration data Refer to Configuration File on page 22 For this example we entered the Serial Charact...

Page 29: ...t to signal ground SG 0 Asserted ON Space Active 3 25V dc with respect to signal ground SG 1 Disasserted OFF Mark Inactive Bus Current 425 mA 5V dc Power Dissipation Max 2 13 W Thermal Dissipation Max...

Page 30: ...idity IEC 60068 2 30 Test Db Unpackaged Non operating Damp Heat 5 95 non condensing Vibration IEC 60068 2 6 Test Fc Operating 5g 10 500 Hz Operating Shock IEC 60068 2 27 Test Ea Un packaged Shock 30g...

Page 31: ...I Division 2 Group A B C D Hazardous Locations certified for U S and Canada CE2 European Union 89 335 EEC EMC Directive compliant with EN 50082 2 Industrial Immunity EN 61326 Meas Control Lab Industri...

Page 32: ...No power module is not configured or no bus master Solid green In run mode The led will blink red once during powerup Blinking green Bus master is detected configuration is accepted and in program mo...

Page 33: ...no module specific errors 401 Max output array size exceeded The maximum output array size is too large In alternating mode channel 0 and channel 1 must have less than 496 transmit characters In simul...

Page 34: ...iter specified is invalid 445 Invalid receive record end mode The receive record end mode specified is invalid 446 Invalid receive record end delimiter The receive record end delimiter specified is in...

Page 35: ...cord mode The receive record mode specified is invalid 484 Invalid receive start delimiter The receive start delimiter specified is invalid 485 Invalid receive record end mode The receive record end m...

Page 36: ...Invalid transmit record end mode The transmit record end mode specified is invalid 48D Invalid transmit end delimiter The transmit end delimiter specified is invalid 48E Invalid transmit swap mode The...

Page 37: ...determine the overall temperature code of the system Combinations of equipment in your system are subject to investigation by the local Authority Having Jurisdiction at the time of installation Les p...

Page 38: ...this product Substitution of components may impair suitability for Class I Division 2 If this product contains batteries they must only be changed in an area known to be nonhazardous RISQUE D EXPLOSIO...

Page 39: ...Compact 1769 ASCII Module 39 Publication 1769 IN068B EN P May 2005 Notes...

Page 40: ...ttp support rockwellautomation com Installation Assistance If you experience a problem with a hardware module within the first 24 hours of installation please review the information that s contained i...

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