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Copyright © 2017 GE Multilin Inc. All rights reserved.
GE Multilin F485 Communications Converter Instruction Manual.
Digital Energy, Multilin, and GE Multilin are trademarks or registered trademarks of GE 
Multilin Inc.
The contents of this manual are the property of GE Multilin Inc. This documentation is 
furnished on license and may not be reproduced in whole or in part without the permission 
of GE Multilin. The content of this manual is for informational use only and is subject to 
change without notice.
Part number: 1601-0073-A5 (September 2017)

Revision history

Release Dates

Major Updates for A5

Major Updates for A4

Part No.

Revision Release Date

1601-0073-A3

1.0x

April 2003

1601-0073-A4

1.0x

July 2013

1601-0073-A5

1.0x

September 2017

Page

Changes

Cover

Manual revision from A4 to A5; Branding, format, and colors updated 

to GE Grid Solutions; Bar code, 10 year warranty, UL logo added

Page 1

Warranty information updated

General

Branding and colors throughout updated to GE Grid Solutions

Page

Changes

Cover

Manual revision from A3 to A4; Contact information updated

Page 1

Removed 220 VAC model from Features list, and some images

Page 8

Removed contact information (also on cover)

Summary of Contents for Multilin F485

Page 1: ...F485 Communications Converter Instruction Manual F485 Communications Converter Manual P N 1601 0073 A5 GE publication code GEK 119569A GE Grid Solutions 1601 0073 A5 LISTED ...

Page 2: ...without notice Part number 1601 0073 A5 September 2017 Revision history Release Dates Major Updates for A5 Major Updates for A4 Part No Revision Release Date 1601 0073 A3 1 0x April 2003 1601 0073 A4 1 0x July 2013 1601 0073 A5 1 0x September 2017 Page Changes Cover Manual revision from A4 to A5 Branding format and colors updated to GE Grid Solutions Bar code 10 year warranty UL logo added Page 1 ...

Page 3: ...849 UL Listed for the USA and Canada Contact information For product support contact the information and call center as follows GE Grid Solutions 650 Markland Street Markham Ontario Canada L6C 0M1 Worldwide telephone 1 905 927 7070 Europe Middle East Africa telephone 34 94 485 88 54 North America toll free 1 800 547 8629 Fax 1 905 927 5098 Worldwide e mail multilin tech ge com Europe e mail multil...

Page 4: ...2 F485 COMMUNICATIONS CONVERTER INSTRUCTION MANUAL Typical Configurations Figure 1 RS232 to RS485 connection 805753A3 CDR ...

Page 5: ...F485 COMMUNICATIONS CONVERTER INSTRUCTION MANUAL 3 Figure 2 RS232 to FIBER and FIBER to RS485 805754A3 CDR ...

Page 6: ...ect the supplied power adapter to this input if power is not supplied via the terminals The power adapter steps down 120 220 VAC to 9 VAC RS485 The RS485 terminals accept a standard shielded twisted pair such as Beldon 9841 and provide connections for a and a shield The RS485 terminals have a terminating network installed internally and therefore no external terminating network is required Observe...

Page 7: ...ng data to control the direction and therefore requires no control signals from the master device RS232 or fiber to switch from transmit to receive mode after the last character has been transmitted The baud rate switches control the length of time that the RS485 transmitter will remain in the transmit direction after the last character has been transmitted The length of time is fixed at 3 5 chara...

Page 8: ...The fiber optic transmitter and receiver used in the F485 converter utilize 820nm wavelength technology and are designed to operate with 50 125µm 62 5 125µm and 100 140µm fiber sizes using ST terminated cables The ST connections provide repeatable connections within 0 2 dB typically The transmitter receiver pair will typically work with fiber lengths up to 1km Ensure the dust covers are installed ...

Page 9: ...N CONNECTOR 8 8 5 6 6 6 Rx FIBER 9VAC 120 220 VAC POWER ADAPTER POWER JACK POWER SUPPLY 9VAC 9VDC 9VDC 5V POWER 5V ISOLATED RS485 CONVERTER TERMINATION AND LINE BIAS RS485 LED Rx SR489 IN SERVICE BREAKER OPEN R1 TRIP R2 AUXILIARY R3 AUXILIARY R4 AUXILIARY R5 ALARM R6 SERVICE SETPOINT ACCESS BREAKER CLOSED COMPUTER RS232 HOT STATOR MESSAGE VT FAILURE BREAKER FAILURE PROGRAM PORT SETPOINT 7 8 9 4 5 ...

Page 10: ...8 F485 COMMUNICATIONS CONVERTER INSTRUCTION MANUAL Dimensions Figure 5 Dimensions 805750A5 CDR ...

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