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.
• 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...
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...
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...
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.
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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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...
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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.