Westermo ODW-631 User Manual Download

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Industrial Converter

Serial RS-485 to Fibre optic link

Point-to-point applications

www.westermo.com

estermo T

eleindustri

User Guide

6650-2241

ODW-631

Fibre Optic Modem

Summary of Contents for ODW-631

Page 1: ...Industrial Converter Serial RS 485 to Fibre optic link Point to point applications www westermo com Westermo Teleindustri AB User Guide 6650 2241 ODW 631 Fibre Optic Modem ...

Page 2: ...icular purpose are made in relation to the accuracy and reliability or contents of this document Westermo reserves the right to revise this document or withdraw it at any time without prior notice Under no circumstances shall Westermo be responsible for any loss of data or income or any special incidental and consequential or indirect damages howsoever caused More information about Westermo can be...

Page 3: ... regulations However the user is warned not to look directly into fibre optical port or any connected fibre Care recommendations Follow the care recommendations below to maintain full operation of the unit and to fulfil the warranty obligations This unit must not be operated with covers or lids removed Do not attempt to disassemble the unit There are no user serviceable parts inside Do not drop kn...

Page 4: ...vals and standards compliance Type Approval Compliance EMC EN 61000 6 2 Immunity industrial environments EN 55024 Immunity IT equipment EN 61000 6 3 Emission residential environments FCC part 15 Class A EN 50121 4 Railway signalling and telecommunications apparatus IEC 62236 4 Railway signalling and telecommunications apparatus Safety EN 60950 1 IT equipment NOTE This equipment has been tested and...

Page 5: ...DW 621 3650 xxxx 6650 2222 Industrial Converter RS 232 to fibre optic link ODW 622 3650 xxxx 6650 2232 ODW 631 3650 xxxx 6650 2241 Industrial Converter RS 485 to fibre optic link ODW 632 3650 xxxx 6650 2251 is in conformity with the following EC directive s No Short name 89 336 EEG Electromagnetic Compatibility EMC References of standards applied for this EC declaration of conformity No Title Issu...

Page 6: ...50 Hz EN 61000 4 16 Signal ports 100 V 50 Hz line to earth Mains freq 50 Hz SS 436 15 03 Signal ports 250 V 50 Hz line to line Voltage dips and interruption EN 61000 4 29 DC power ports 10 100 ms interruption 10 ms 30 reduction 10 ms 60 reduction 20 above 20 below rated voltage Radiated emission EN 55022 Enclosure Class B FCC part 15 Class A Conducted emission EN 55022 AC power ports Class B FCC p...

Page 7: ...al network Serial interface synchronous or asynchronous mode LC 2 Multimode LC connectors 5 km 3 1 miles LC 15 Singlemode LC connectors 15 km 9 3 miles LC 40 Singlemode LC connectors 40 km 24 9 miles LC 80 Singlemode LC connectors 80 km 50 miles Bi di Multimode LC connectors 5 km 3 1 miles Bi di Singlemode LC connectors 20 km 12 5 miles Bi di Singlemode LC connectors 40 km 24 9 miles Bi di Singlem...

Page 8: ...scription OVP Over Voltage Protection OCP Over Current Protection Converter serial interface optical fibre ODW 631 is a fibre optic modem that converts between electrical RS 485 and a fibre optic link ODW 631 can also be used to convert from RS 232 to RS 485 by using one ODW 621 and one ODW 631 Data rate up to 1 5 Mbit s ODW 631 converts data using rates from 300 bit s up to 1 5 Mbit s ...

Page 9: ...VA VB COM POWER CH 1 COM VA VB COM TX RX TX RX Fibre optical connection at point to point communication POWER CH 1 COM VA VB COM POWER CH 1 COM VA VB COM TX RX TX RX Fibre optical connection at point to point communication Bi di transceiver Bi di transceiver TX 1310 nm RX 1550 nm Bi di transceiver TX 1550 nm RX 1310 nm Serial data transfer can be set in two modes Syncronous mode Transfer special p...

Page 10: ...e Redundant power supply galvanic isolated 2 kVAC to other ports The ODW 631 should be supplied with safety extra low voltage SELV It is designed to operate permanently over a wide DC or AC voltage input range and provided with two independent inputs for enhanced redundancy if either supply fails Single or multimode LC fibre connectors The ODW 631 uses Small Form Factor Pluggable SFP transceivers ...

Page 11: ...ng 1 Fibre The optical fibre length delay 2 Converter electrical to fibre Signal processing delay 3 Converter fibre to electrical Signal processing delay Example 1 Synchronous data data transfer from one ODW 631 to a second converter with a total fibre length of 25 km Data rate of 9 600 bit s 1 Fibre The total optical fibre length delay 25 5 μs 125 μs 2 Converter electrical to fibre Signal process...

Page 12: ... 1 Baud rate Baud rate in bit s Transmission range 1200 m depending on data rate and cable type EIA RS 485 Settings 120 Ω termination and failsafe biasing 680 Ω Protection Installation Fault Tolerant up to 60 V Isolation to Status and Power port Connection Detachable screw terminal Connector size 0 2 2 5 mm2 AWG 24 12 Shielded cable Not required Interface specifications Power Rated voltage 12 to 4...

Page 13: ...optic link is determined by the differ ence between the transmitter s output optical power min and the receiver input sensitivity max FX Fibre Bi di LC 60 Bi di LC 40 Bi di LC 20 Bi di MM LC 2 Fibre connector LC Simplex LC Simplex LC Simplex LC Simplex Fibre type Singlemode 9 125 μm Singlemode 9 125 μm Singlemode 9 125 μm Multimode 62 5 125 and 50 125 μm Wavelength nm connector 1 Wavelength nm con...

Page 14: ...links are in operation NO 2 C Common C 3 NC Open no con tact with C when fibre opti cal links are in operation NC Position Direction Description Product marking 1 In R EIA RS 485 A R 2 In R EIA RS 485 B R 3 In Out T EIA RS 485 A T R 4 In Out T EIA RS 485 B T R LED Indicators for details see page 15 DIP switches accessible under lid for details see page 16 18 FX Fibre for details see page 13 Status...

Page 15: ...serial port Data will be transmitted to the fibre link OFF RD Fibre link data Receive Flashing Receive data on the fibre link This frame is transmitted to the serial port OFF FL R Red Failure Link Remote ON Remote fibre link failure A fibre link is out of operation at any other unit of the optical network OFF All fibre links are in operation at all other units in the fibre optical network FL L Red...

Page 16: ...S1 DIP switch asynchronous mode ON 1 2 3 4 5 6 7 8 RS 485 2 wire ON 1 2 3 4 5 6 7 8 RS 485 4 wire ON 1 2 3 4 5 6 7 8 300 bit s ON 1 2 3 4 5 6 7 8 1 200 bit s ON 1 2 3 4 5 6 7 8 2 400 bit s ON 1 2 3 4 5 6 7 8 4 800 bit s ON 1 2 3 4 5 6 7 8 9 600 bit s ON 1 2 3 4 5 6 7 8 19 2 kbit s ON 1 2 3 4 5 6 7 8 38 4 kbit s ON 1 2 3 4 5 6 7 8 57 6 kbit s ON 1 2 3 4 5 6 7 8 115 2 kbit s ON 1 2 3 4 5 6 7 8 125 k...

Page 17: ...it control ON 1 2 3 4 5 6 7 8 Set status port at local fibre link error S3 DIP switch No termination and fail safe Termination with fail safe 4 wire Termination with fail safe 2 wire ON 1 2 3 4 ON 1 2 3 4 ON 1 2 3 4 S3 ON 1 2 3 4 ON 1 2 3 4 5 6 7 8 Synchronous mode see table on next page Supervision table when selecting data format Start bit 7 bit 8 bit Parity 1 stop bit 2 stop bit Number of bit 9...

Page 18: ...ode ODW 631 RS 485 transmitter on time after last data transition SW 1 SW 2 Transmitter ON ON 1 2 3 4 5 6 7 8 ON 1 2 3 4 5 6 7 8 2 6 μs ON 1 2 3 4 5 6 7 8 ON 1 2 3 4 5 6 7 8 2 1 μs ON 1 2 3 4 5 6 7 8 ON 1 2 3 4 5 6 7 8 2 μs ON 1 2 3 4 5 6 7 8 ON 1 2 3 4 5 6 7 8 1 μs ON 1 2 3 4 5 6 7 8 ON 1 2 3 4 5 6 7 8 500 ns ON 1 2 3 4 5 6 7 8 ON 1 2 3 4 5 6 7 8 300 ns Example The data speed in a particular appl...

Page 19: ...lways form a bus structure where the termination is at the end points of the bus See diagrams for details of how this is done with RS 485 2 wire and 4 wire Termination ODW 631 Slave unit Slave unit Slave unit ODW 631 Slave unit Slave unit Slave unit Max 0 3 metre Termination T R T R T R T R T R T R T R T R R R T T R R R T T R R T T T T R ...

Page 20: ... Spacing is recommended for the use of unit in full operating temperature range and service life Removal Press down the black support at the top of the unit See figure Mounting This unit should be mounted on 35 mm DIN rail which is horizontally mounted inside an apparatus cabinet or similar Snap on mounting see figure CLICK 10 mm 0 4 inches 25 mm 25 mm Spacing left right recommended for full opera...

Page 21: ... from PLC master and slave to respective ODW 631s Frames from PLC master that are correctly received in the ODW 631 will be indicated by flashing TD LED Frames that are received via the fibre link will be transmitted to the PLC slave and indicated by flashing RD LED Replies from slave to master will be transferred and indicated in the opposite way The point to point application is up and running P...

Page 22: ...ived frame during configuration of the PLC master Ensure that the correct protocol dependent configuration has been selected Flashing of the TD LED indicates that a start bit has been identified The definition of positive and negative T R T R and R R can differ between this ODW 631 and other units so it can be helpful to reverse the connection of and ...

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Page 24: ...7 22 09 03 03 Fax 47 22 09 03 10 E mail contact ontimenet com Westermo Data Communications Ltd Talisman Business Centre Duncan Road Park Gate Southampton SO31 7GA Phone 44 0 1489 580 585 Fax 44 0 1489 580586 E Mail sales westermo co uk Westermo Data Communications GmbH Goethestraße 67 68753 Waghäusel Tel 49 0 7254 95400 0 Fax 49 0 7254 95400 9 E Mail info westermo de Westermo Data Communications S...

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