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1 Product 

Overview 

 

INTRODUCTION 
 

The RuggedMC™ series of media converters 
are industrial hardened and specifically 

designed to operate reliably in electrically harsh 
and climatically demanding environments. 

 
The RMC20 is a utility-grade, protocol-

independent, serial-to-fiber and serial standards 
converter for all your serial communication 

requirements. The RMC20 allows RS485, 
RS422, or RS232 devices or networks to 

communicate over secure, noise immune, 
optically isolated, fiber optic cabling at extended 

distances as well convert RS232 to either 
RS485 or RS422 serial standards. 

 
The RMC20 was designed specifically to 

provide years of maintenance free operation for 

all your mission-critical, real-time control 
applications. To ensure the utmost in reliability, 

the RMC20 is tested to the most stringent 
international EMI and environmental standards 

for use in HV/MV electric utility substations and 
factory floor applications.  All RMC™ products 

are packaged with a high reliability, built-in 
power supply (24V, 48V, or HI Voltage options) 

and enclosed in a rugged galvanized steel 
enclosure suitable for panel or DIN-rail 

mounting. 
 

All RuggedCom Inc. products are backed by a 
five-year warranty and unsurpassed technical 

support. 
 

PORT OPTIONS 

ƒ

 

Protocol independent RS485, RS422, or 

RS232 (user selectable) conversion to 
multimode fiber optics (ST connector only)

 

ƒ

 

RS232 to RS485/RS422 conversion mode 

ƒ

 

Fully EIA/TIA RS485, RS422, RS232 

compliant communications 

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Built-in, defeatable, RS485/RS422 

termination networks 

ƒ

 

Point-to-point, or optical loop configurations 

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Full or half duplex configurable 

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Support for high-speed serial baud rates 

from 300 to 115200 baud

 

 

UNIVERSAL POWER SUPPLY OPTIONS 

ƒ

 

24VDC, 48VDC or HI (88-300VDC / 85 - 
264Vac) options for worldwide operability 

ƒ

 

Integrated high-reliability power supply 
eliminates the need for external power 

transformer 

ƒ

 

Screw down terminal blocks ensure reliable 

maintenance-free connections 

ƒ

 

All power supplies CSA/UL 60950 approved 
for +85

°

C (185

°

F) operation

 

 

DESIGNED FOR HARSH ENVIRONMENTS 

ƒ

 

Exceeds IEC 61850-3 and IEEE 1613 

Standards for communication equipment in 
electric power substations 

ƒ

 

Operates over a temperature range of -40 C 
to +85 C without the use of fans for 

improved reliability 

ƒ

 

18 AWG galvanized steel enclosure suitable 

for DIN or panel mounting provide secure 
mechanical reliability

 

 

SIMPLE PLUG AND PLAY OPERATION 

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Simple, externally-accessible configuration 

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Transmit and receive data LED indicators 

for quick and easy troubleshooting 

ƒ

 

Fully integrated power supply connects 

directly to power source permanently for 
reliable maintenance-free operation 

©

 

2006 RuggedCom Inc.  All rights reserved 

 

Rev100

 

Содержание RuggedMC RMC20

Страница 1: ...RuggedMC RMC20 Installation Guide RuggedCom Inc 30 Whitmore Road Woodbridge Ontario Canada L4L 7Z4 Web http www ruggedcom com Tel 905 856 5288 Fax 905 856 1995 Toll Free 888 264 0006...

Страница 2: ...This product contains a laser system and is classified as a CLASS 1 LASER PRODUCT Caution Use of controls or adjustments or performance of procedures other than those specified herein may result in h...

Страница 3: ...2 4 2 RS422 and RS485 Data Ports 11 2 5 RMC20 Configuration 13 2 5 1 Serial to Fiber Conversion Point to Point 14 2 5 2 Serial Standard Conversion 15 2 5 3 Serial to Fiber Conversion Loop Topology 16...

Страница 4: ...rt PORT OPTIONS Protocol independent RS485 RS422 or RS232 user selectable conversion to multimode fiber optics ST connector only RS232 to RS485 RS422 conversion mode Fully EIA TIA RS485 RS422 RS232 co...

Страница 5: ...ont Panel Detail The RMC20 LED definitions are as follows ITEM Activity Comments Tx LED Blinking Yellow Transmitting Serial Data RX LED Blinking Yellow Receiving Serial Data Power LED Solid Green Powe...

Страница 6: ...1 2 RMC20 Side and Bottom View Fig 1 2 1 RMC20 Side and Bottom View 6 2006 RuggedCom Inc All rights reserved Rev100...

Страница 7: ...2 Installation 2 1 DIN Rail Mounting Fig 2 1 1 RuggedMCTM DIN Rail Mounting 7 2006 RuggedCom Inc All rights reserved Rev100...

Страница 8: ...unted using the optional panel mount adapter The panel mount adapter can be secured to a panel with three screws The RuggedMCTM product is easily mounted onto the panel mount adapter via the two metal...

Страница 9: ...ion circuitry internal to the RuggedMCTM 4 Safety Ground should be connected to the power supply ground This should be the safety ground for AC inputs or the equipment ground bus for DC inputs Note Su...

Страница 10: ...minal block connections 2 4 1 RS232 Data Ports The RMC20 is equipped with a single EIA TIA RS232 compliant port consisting of three terminals Transmit Receive and Common The RS232 port is intended for...

Страница 11: ...at ONE single point to avoid loop currents 6 The twisted pair should be terminated at each end of the chain Typically with a 120Ohm resistor and a 10nF capacitor in series across the twisted pair Bot...

Страница 12: ...Fig 2 4 2 1 Conceptual RS485 wiring diagram 12 2006 RuggedCom Inc All rights reserved Rev100...

Страница 13: ...osition DIP switch location for configuration RMC20 DIP Switch Configuration Settings Defined Position ON OFF 1 RS232 to fiber mode RS485 422 to fiber mode 2 RS232 to RS485 422 conversion mode Serial...

Страница 14: ...Point Figure 2 5 1 1 Serial to Fiber point to point topology Figure 2 5 1 1 illustrates the serial to fiber conversion mode of operation In this mode serial data is converted directly into light impul...

Страница 15: ...232 device connected to an RS485 device or network Since RS485 requires automatic turn around position 3 must be set to the OFF state and position 6 8 of the DIP switches must reflect the proper opera...

Страница 16: ...This mode of operation requires that the master device tolerate receiving echoes of transmitted data since any transmissions will be received once again via the optical ring This topology can be used...

Страница 17: ...lace only with same type and rating of fuse 3 2 Fiber Optical Port Specifications Parameter Specifications Mode Multimode Connector ST Typical Dist km 5 Optical Wavelength nm 820 Cable Size Core Cladd...

Страница 18: ...fications Parameter Value Comments Dimensions 4 30 x 2 40 x 3 30 inches 110 x 61 x 84 mm Length x Width x Height Weight 1 5 lb 0 68 Kg Enclosure 18 gauge Galvanized Steel 18 2006 RuggedCom Inc All rig...

Страница 19: ...4 kV 2 kV IEC 61000 4 5 Level 4 IEC Fast Transient 2 kV 1 kV IEC 61000 4 4 Level 4 ANSI IEEE Fast Transient 4 kV ANSI IEEE C37 90 1 IEC Radiated RFI Immunity 10 V m IEC 61000 4 3 ANSI IEEE Radiated R...

Страница 20: ...Approved FCC FCC Part 15 Class A Approved CISPR EN55022 Class A Approved FDA CDRH 21 CFR Chapter 1 Subchapter J Compliant IEC EN EN60825 1 1994 A11 1996 A2 2001 Compliant 5 Warranty RuggedCom warrant...

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