Siemens RS485-FO Operating Instructions Manual

Converter (1 channel) for asynchron protocols up to 115 kbaud

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RS485-FO Converter
(1 channel)
7XV5650-0xA00
for asynchron protocols up to 115 kBaud
Operating Instructions
Oct. 2006

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Summary of Contents for Siemens RS485-FO

  • Page 1 RS485-FO Converter (1 channel) 7XV5650-0xA00 for asynchron protocols up to 115 kBaud Operating Instructions Oct. 2006...
  • Page 3: Table Of Contents

    Alarm relay terminals X7....................23 5.2.3 Fibre Optic (FO) connections Rx, Tx ................23 5.2.4 RS485-Bus connection X6 ....................24 Commissioning ..........................24 Maintenance ..........................24 APPLICATIONS ..........................25 Optical star structure .........................25 Bus structure with fibre optic spur .....................26 12.10.2006 RS485-FO Converter 1-channel Page 3 of 28...
  • Page 4: General Instructions

    If further information is desired or in case special problems should arise, which are not treated adequately in this document, it is possible to obtain additional details from the local Siemens office or from the addresses stated in the back of this manual.
  • Page 5: Qualified Personnel

    • commissioning and service personnel having adequate training and qualification to repair this type of automation equipment and/or having authorization to commission, release, ground and tag devices, systems and electrical circuits. 12.10.2006 RS485-FO Converter 1-channel Page 5 of 28...
  • Page 6: Safety Notes

    In the context of safety notes in this manual, the term qualified personnel refers to persons authorized to perform commissioning, grounding and labelling of devices, systems and electrical circuits. Page 6 of 28 RS485-FO Converter 1-channel 12.10.2006...
  • Page 7: Intended Use

    Explanation of the symbols at the device: Danger Warning of a danger. Please read the documentation. To be operated only by qualified personnel. Double insulation 12.10.2006 RS485-FO Converter 1-channel Page 7 of 28...
  • Page 8: Exclusion Of Liability

    Necessary corrections will be included in the next edition. You are invited to send us your suggestions for improvement. Copyright Copyright Siemens AG 2000. All rights reserved. Transmission or reproduction of this document, as well as the use and forwarding of its contents is not permitted without express written authority.
  • Page 9: Operating Instructions

    When a fault condition is present, the contact is closed. RS485/FO signal converters are available in two versions: • one-channel version with BOFC ST-connector: 7XV5650-0BA00 • two-channel version with BOFC ST-connector: 7XV5651-0BA00 12.10.2006 RS485-FO Converter 1-channel Page 9 of 28...
  • Page 10: Protocol Transparency

    In idle state (no data transfer) the optical module is in Transmit mode. On arrival of optical data, the first signal edge reverses the data direction. On receiving the stop bit, the data direction is immediately reset to its previous mode. Page 10 of 28 RS485-FO Converter 1-channel 12.10.2006...
  • Page 11: Technical Datas

    1 A permanent Fault indicator LED green: 5 V o.k, RS485-interface Connector 9-pol. SUB-D, socket or Baudrate 2-pole Phoenix terminal 9600 - 115200 bauds Test voltage 2 kV AC towards other connections 12.10.2006 RS485-FO Converter 1-channel Page 11 of 28...
  • Page 12: Safety Tests

    3.5 m with 980/1000 plastic fibre Baud rates 9600 - 115200 Baud 3.2 Safety Tests Safety tests according DIN EN 61010 Part1 Overvoltage category Degree of pollution Fire resistance classification according to UL 94 Page 12 of 28 RS485-FO Converter 1-channel 12.10.2006...
  • Page 13: Dielectric Tests

    Limit class B VDE 0878 Teil 22 Limit class B Radio interference field strength 30 MHz to 1000 MHz IEC CISPR 22, EN55022 Limit class B VDE 0878 Teil 22 Limit class B 12.10.2006 RS485-FO Converter 1-channel Page 13 of 28...
  • Page 14: Interference Immunity

    IEC 61000-4-4, class IV 4 kV; 5/50 ns; 5 kHz; burst duration 15 ms IEC 60255-22-4, class IV Repetition 300 ms; both polarities; EN 61000-4-4, class IV Ri = 50 Ohm; Test duration 1 min Page 14 of 28 RS485-FO Converter 1-channel 12.10.2006...
  • Page 15: Climatic Stress Tests

    Limiting temperature during -25°C to +70°C (-13° F to +158°F) transport (packing from factory) Permissible humidity mean value per year < 75% relative humidity, 30 days per yaer 95% rel. humidity, condensation not permissible! 12.10.2006 RS485-FO Converter 1-channel Page 15 of 28...
  • Page 16: Mechanical Stress Tests

    (vertical axis) 8 Hz to 35 Hz: 1g acceleration (horizontal axis) 8 Hz to 35 Hz: 0,5g acceleration (vertical axis) Frequency sweep rate 1 octave / 1 cycle in 3 orthogonal axes Page 16 of 28 RS485-FO Converter 1-channel 12.10.2006...
  • Page 17: Dimension Drawings

    Fig. 1: Dimension Drawings Ordering Data Name Order-No. RS485-FO Converter 7 X V 5 6 5 0 - 0 A 0 0 with 1 FO-Interfaces and 1 RS485-Interface Optical In- / Output BFOC ST-connector 12.10.2006 RS485-FO Converter 1-channel Page 17 of 28...
  • Page 18: Description Of The Functional Unit

    R1: FO receiver X2: Power supply 7XV5650-0AA00 RS485-LWL-Converter SERIES: A4-K7-655430 X5: RS485 terminals 24-250V DC X6: RS485 connector 60-230V AC 9pin SubD plug RS 485 N/L- L1/L+ X7: Signalling contact Fig. 2: Terminal Assignment Page 18 of 28 RS485-FO Converter 1-channel 12.10.2006...
  • Page 19: Screw-Type Terminals X2, X7, X5

    RS485-Connector X6 Assignment Symbol not connected not connected RS485-Connector Pin A not connected Signal ground Power supply +5V DC not connected RS485-Connector Pin B not connected Tab. 2: RS485-Connector Sub-D 9-pol. female X6 12.10.2006 RS485-FO Converter 1-channel Page 19 of 28...
  • Page 20: Fo-Connections

    FO - cables the bending radius specified for the cable is to be kept. Switch positions The DIP switches can be actuated from outside. Down view Fig. 3: Switch positions S1, S2 Page 20 of 28 RS485-FO Converter 1-channel 12.10.2006...
  • Page 21: Assignment Switch 1

    May not be changed Light ON in idle state Light OFF in idle state Tab. 2: Assignment S1 Assignment Switch 2 Switch S2 Position Meaning May not be changed Tab. 3: Assignment S2 12.10.2006 RS485-FO Converter 1-channel Page 21 of 28...
  • Page 22: Installation And Commissioning

    The chapter ´Connection´ decribe how to connect data- and power supply cables for a save operation. For the electrical connection the regulations on the raise of heavy-current installations are to be observed. Page 22 of 28 RS485-FO Converter 1-channel 12.10.2006...
  • Page 23: Power Supply X2

    The FO-cables must be crossed, that means a FO-connection is done between Tx output and Rx input and vice versa. Note When installing optical fibres the prescripted bending radius is to be observed. 12.10.2006 RS485-FO Converter 1-channel Page 23 of 28...
  • Page 24: Rs485-Bus Connection X6

    Put the caps onto the FO-interfaces to avoid dust pollution and interference from sun light or any artifical light source. Do not use any liquid agents or substances for cleaning. Page 24 of 28 RS485-FO Converter 1-channel 12.10.2006...
  • Page 25: Applications

    When adding RS485/fibre optic converters in a connection into an existing optical system with star couplers connected in radial structure, it is possible to connect a number of devices with RS485 interfaces. 12.10.2006 RS485-FO Converter 1-channel Page 25 of 28...
  • Page 26: Bus Structure With Fibre Optic Spur

    One device with fibre optic interface can be coupled to an existing RS485 bus structure. Data format and baudrate must be consistent within a system. Each device must have a different device address. Page 26 of 28 RS485-FO Converter 1-channel 12.10.2006...
  • Page 27 Zusicherung von Eigenschaften. Die Sicherheitshinweise der mitgelieferten Produktdokumentation sind zu beachten. This declaration certifies the conformity to the specified directives but contains no assurance of properties. The safety documentation accompanying the product shall be considered in detail 12.10.2006 RS485-FO Converter 1-channel Page 27 of 28...
  • Page 28 If you have any notes or questions on this product please contact us under the following address: Siemens AG Power Transmission and Distribution Power Automation Depart. PTD PA 13 Postfach 4806 D-90026 Nürnberg Telefax (+49 911) 433-8301 Further informations regarding our products in the INTERNET under: http://www.SIPROTEC.com.

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