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Industrial Converter

RS-232 to Fibre Optic Link.

Repeater, line and redundant ring

www.westermo.com

©

W

estermo T

eleindustri 

AB

User Guide

6650-2233

ODW-622

Fibre Optic Modem

Summary of Contents for ODW-622

Page 1: ...Industrial Converter RS 232 to Fibre Optic Link Repeater line and redundant ring www westermo com Westermo Teleindustri AB User Guide 6650 2233 ODW 622 Fibre Optic Modem...

Page 2: ...cular 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 Unde...

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...

Page 4: ...15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses an...

Page 5: ...lity EMC References of standards applied for this EC declaration of conformity No Title Issue EN 50121 4 Railway applications Electromagnetic compatibility Emission and immunity of the signalling and...

Page 6: ...ion 200 ms 40 residual voltage 500 ms 70 residual voltage Mains freq 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 Radi...

Page 7: ...atively multidrop communication via fibre optical network Serial interface Asyncronous LC 2 Multimode LC connectors 5 km 3 1 miles LC 15 Singlemode LC connectors 15 km 9 3 miles LC 40 Singlemode LC co...

Page 8: ...between electrical RS 232 and a fibre optical link ODW 622 can also be used to convert from RS 232 to RS 485 by using a ODW 622 in the same link as ODW 632 Repeater optical fibre links ODW 622 is a f...

Page 9: ...and slave ODW 622 unit connected to the PLC master receives serial data at the electrical port it converts and transfers this master frame via the fibre ring A At this unit the repeating of transferre...

Page 10: ...otal length of fibre ring This is typically 40 500 ms During that time the transferred data frames should be seen as corrupted or missed When the first ODW 622 unit receives the master frame the same...

Page 11: ...ed in both directions via both CH 1 and CH 2 With only one optical fibre link end unit converted data will be transmitted in one direction via CH 1 only Data received from one ODW 622 optical fibre po...

Page 12: ...transferred between the ODW 622s over the fibre optic network These RTS signals are transferred independently of the data transfer An RTS signal received at the end unit will set the clear to send CT...

Page 13: ...change The data exchange between master and slave via ODW 622 fibre optic link will run one direc tion through all units of the ring The system delay is calculated by summing the following 1 Fibre The...

Page 14: ...cal repeaters The optical repeater delay x Number of optical repeaters excluded the two units connected to PLC master and slave 10 x 3 0 s 30 s 3 Converter electrical to fibre Signal processing delay...

Page 15: ...uired External supply current capability for proper startup Interface specifications Power Rated voltage 12 to 48 VDC 24 VAC Operating voltage 10 to 60 VDC 20 to 30 VAC Rated current 400 mA 12 V 250 m...

Page 16: ...an installation and may be directly connected to the protective earth Output power is power coupled into a 62 5 125 m multimode fibre Output power is power coupled into a 9 125 m singlemode fibre The...

Page 17: ...10 0 dBm 10 8 dBm Receiver Input sensitivity max 34 dBm 34 dBm 28 dBm 28 dBm Receiver Input optical power max 0 dBm 0 dBm 0 dBm 0 dBm Optical power budget worst case 29 dB 26 dB 18 dB 18 dB Bit error...

Page 18: ...FX Fibre for details see page 16 17 Power screw terminal Position Direction Description D sub 1 Out Data Carrier Detect DCD 2 Out Received Data RD 3 In Transmitted Data TD 4 Not connected 5 Signal Gr...

Page 19: ...TD Serial data Receive Flashing Receive accepted data on the serial port Data will be transmitted to the fibre link OFF RD Fibre link data Receive Flashing Received data on the fibre link This frame i...

Page 20: ...nsferred to remote modem When the remote modem receives RTS CTS will be set to high 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...

Page 21: ...ultidrop end unit Use chanal 1 for end unit ON 1 2 3 4 5 6 7 8 Multidrop Mid unit ON 1 2 3 4 5 6 7 8 Redundant ring Data rate must be set Supervision table when selecting data format Start bit 7 bit 8...

Page 22: ...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 moun...

Page 23: ...nect the power supply to all units The Fibre links should be in operation indicated by active CH 1 and CH 2 LED s Connect each of the slaves to the port of corresponding ODW 622 Connect the master to...

Page 24: ...ts CH 1 only All switches should be set to OFF Connect the fibre links between the units Connect the power supply to all units The Fibre links should be in operation indicated by active CH 1 and CH 2...

Page 25: ...310 nm Bi di 1310 nm Bi di 1310 nm Redundant ring with Bi di transceivers Note With Bi di fibre it is necessary to have one 1310 nm in one end and 1550 nm in the other end Bi di 1310 nm will transmit...

Page 26: ...End unit 1 Unit 2 End unit 3 CH2 Bi di 1550 nm CH1 Bi di 1310 nm Bi di 1310 nm Bi di 1550 nm Unit 1 Unit 2 CH1 Bi di 1310 nm Bi di 1550 nm Multidrop with Bi di transceivers Point to point with Bi di...

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Page 28: ...mo se 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 Commun...

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