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Hirschmann OZD 485 G12 PRO Manual

Universal rs 485 fiberoptic repeater
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Manual
Universal RS 485 Fiberoptic Repeater
OZD 485 G12(-1300) PRO
Hirschmann. Simply a good Connection.
OZD 485 G12 PRO
System
RM
P1
P2
1
2
3
DA/STAT
0
1
S1
S 2
S 3
S 4
RT+
K1+
K1+
K1-
K1-
RT-
Port 1
RT-
K2-
K2-
K2+
K2+
RT+
Ua2
GND
Ua3

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Summary of Contents for Hirschmann OZD 485 G12 PRO

  • Page 1 Manual Universal RS 485 Fiberoptic Repeater OZD 485 G12(-1300) PRO OZD 485 G12 PRO System DA/STAT Port 1 Hirschmann. Simply a good Connection.
  • Page 2 All the lia- ware it describes. However, inconsistencies cannot be bilities of Hirschmann result from the respective sales ruled out, and thus we cannot guarantee absolute contract, which also contains the complete and solely consistency.
  • Page 3 Notes on safety General safety instructions This manual contains instructions to be observed for This device is operated by electricity. You must follow ensuring your personal safety and for preventing damage. precisely the prescribed safety requirements in the The warnings appear next to a warning triangle with a operating manual that relate to the voltage connect - different heading depending on the degree of danger ions!
  • Page 4 – Interference emissions: Safety instructions for housing EN 55022:1998+A1:2000+A2:2003 Class A Warning! Only technicians authorized by Hirschmann are Warning! permitted to open the housing. This is a Class A device. This equipment may cause radio interference if used in a residential area;...
  • Page 5 FCC RULES Recycling note This device complies with part 15 of the FCC Rules. After usage, this product must be disposed of Operation is subject to the following two conditions: properly as electronic waste in accordance with the current disposal regulations of your county/ (1) This device may not cause harmful interference, and state/country.
  • Page 6 OZD 485 G12(-1300) PRO Version 04 12/2014...

  • Page 7: Table Of Contents

    Contents Contents 1 Introduction ............. . 2 Half/full duplex operation .
  • Page 8 Contents 6 Bus configurations ............BITBUS .

  • Page 9: Introduction

    It can be mounted on a DIN rail. screw-type terminal block . 7-pin terminal block for operating power supply signal contact OZD 485 G12 PRO System Switch for indicators DA/STAT tristate recognition, redundancy mode 12-pin screw...
  • Page 10 Compatibilty with other RS 485 Fiberoptic Tristate recognition Repeaters Redundancy mode The OZD 485 G12 PRO may be operated via the optical Signaling a lower power input at optical port 2 ports – together with the RS 485 Fiberoptic Repeater OZD 485...

  • Page 11: Half/Full Duplex Operation

    2 Half/full duplex operation 2.1 Half-duplex operation 2 Half/full duplex operation 2.1 Half-duplex operation The two data channels of the electrical port, K1 and K2, data telegram can be definitively recognized and thus can transmit data simultaneously and independently of the data direction can be switched in the OZD 485 G12 one another in half-duplex mode .

  • Page 12: Full Duplex Operation

    2 Half/full duplex operation 2.1 Half-duplex operation Data Data Data Data Data Data Port 1 Port 1 Port 1 Port 2 Port 3 Port 2 Port 3 Port 2 Port 3 Fig. 3: Half-duplex mode – data channel K1 and data channel K2 are used for data transmission. 2.2 Full-duplex operation In full-duplex mode, you can set up a bi-directional conn - The arbitration procedure used by the connected devices...

  • Page 13: Tristate Recognition

    3 Tristate recognition 3.1 Tristate recognition through permanent high 3 Tristate recognition The type of tristate recognition depends on the termi nation of the bus system used. See also chapter 5.7, page 25. 3.1 Tristate recognition through permanent high One 2-wire lead , terminated by a characteristic impe- the repeaters identify this as tristate and switch their dence and additional pull-up/pull-down resistors, is transmitters to the idle state (transmitter set to high-...

  • Page 14: Tristate Recognition Through Differential Voltage

    3 Tristate recognition 3.2 Tristate recognition through differential voltage 3.2 Tristate recognition through differential voltage A 2-wire lead only terminated by a characteristic If a switching limit is exceeded, the t ransmission is made impedance is replaced. in the appropriate direction . The opposite direction is dis- abled.

  • Page 15: Network Topologies

    4 Network topologies 4.1 Line topology without redundancy 4 Network topologies 4.1 Line topology without redundancy This network topology can be used for an optical connection of end devices or bus segments. For the repeaters at the end of the line, the DIL switch S3 or S4 of the related, non-occupied optical port must be in position “1”, which means that too low incoming power at port 2 or port 3 is not signalled at the signal...

  • Page 16: Redundant Ring

    4 Network topologies 4.2 Redundant ring 4.2 Redundant ring In a redundant ring, the redundancy mode must be acti- After the error has been resolved, the redundant port vated in exactly one repeater (switch S2, see chapter 5.8, becomes inactive again. The maximum interruption is page 26).

  • Page 17: Star Distributor

    4 Network topologies 4.3 Star distributor 4.3 Star distributor The star distributor is made by coupling two or more The termination at the start and end of the star point lead OZD 485 G12(-1300) PRO via the electrical interfaces. must have the same resistance values as the termination Lines or other star distributors can be connected to the of the bus.

  • Page 18: Network Range

    4 Network topologies 4.4 Network range 4.4 Network range The maximum network range depends on the permis - In the line structure, t is equal to the total processing sible signal processing times of the bus system and time between the two ends of the line. terminal devices used.
  • Page 19 4 Network topologies 4.5 Cascadability and data rate Example of two-channel mode The permissible bit duration distortion in the end devices is 10%, for example. If the transmission rate is 100 kbit/s, then a bit that is nominally 10 µs long may be lengthened or shortened by 1 µs.
  • Page 20 4 Network topologies OZD 485 G12(-1300) PRO Version 04 12/2014...

  • Page 21: Installation

    5 Installation 5.1 Installation guidelines 5 Installation 5.1 Installation guidelines Electromagnetic compatibility (EMC) Electromagnetic compatibility (EMC) covers all aspects The structural design and correct connection of bus lines regarding the effects of radiated and received electrical , as well as the interference suppression of switched induct - magnetic and electromagnetic emissions.
  • Page 22 5 Installation 5.1 Installation guidelines The power supply wires (+24 VDC and 0 V) for the - Always attach the shields at both ends of the bus OZD 485 G12(-1300) PRO must not be laid in the lines. The legal requirements regarding interference same cable duct as cables for load circuits .

  • Page 23: Use In Ex-Zone 2 According To Atex Rl 94/9Eg

    EN 60079-11:2012 rated voltage cannot exceed the threshold of 119 V due to tran- sient disturbances. Optical power emission OZD 485 G12 PRO: 5 mW max. (820 nm) The pictures show two alternatives by external installation. OZD 485 G12-1300 PRO: Max.
  • Page 24 5 Installation 5.2 Use in Ex-zone 2 according to ATEX RL 94/9 EG : Transient voltage protection, not exceeding 119 V, shall be provided at the power supply terminal of the apparatus. Example: for 24 V power supply you can use P4KE30A or P6KE30A. : Prevent between 0 V pin or fault pins of 7 pole connector and earth/frame transient voltages greater than 119 V peak, e.g.

  • Page 25: Control Drawing

    WARNING – EXPLOSION HAZARD – DO NOT DISCONNECT EQUIPMENT UNLESS POWER HAS BEEN SWITCHED OFF OR THE AREA IS KNOWN TO BE NON-HAZARDOUS. DO NOT OPEN WHEN ENERGIZED. Title: Control Drawing for OZD 485 G12 Pro, OZD 485 G12-1300 PRO Size A4 Document No.: 000100622DNR Rev. 3...
  • Page 26 WARNING – EXPLOSION HAZARD – DO NOT DISCONNECT EQUIPMENT UNLESS POWER HAS BEEN SWITCHED OFF OR THE AREA IS KNOWN TO BE NON-HAZARDOUS. DO NOT OPEN WHEN ENERGIZED. CONTROL DRAWING for OZD 485 G12 Pro, OZD 485 G12-1300 PRO According to ANSI / ISA 12.12.01-2011 Rev.: 3 Date: 2013-12-03 Document No.: 000100622DNR...

  • Page 27: Use In North America

    5 Installation 5.4 Use in North America 5.4 Use in North America Relevant information for North America: Each product is supplied with markings on the rating nameplate indicating the hazardous location temperature Only for connection with a Class 2 power supply. code.

  • Page 28: Installing Repeater

    5 Installation 5.6 Installing repeater 5.6 Installing repeater The Fiberoptic Repeater OZD 485 G12(-1300) PRO can be mounted on a 35 mm DIN rail in accordance with IEC 60715: 1981 + A1: 1995. Install the device in a location where the climatic threshold values specified in the technical data are adhered to.

  • Page 29: Installing Terminating Resistor And Pull-Up/Pull-Down Resistors

    5 Installation 5.7 Installing terminating resistor and pull-up/pull-down resistor s 5.7 Installing terminating resistor and pull-up/pull-down resistors The electrical bus cables must be terminated at the start typ. 390 Ω and end of the line – even for short electrical bus cables – in accordance with the specification of the bus system used (see also chapter 3, page 11).

  • Page 30: Setting Dil Switches

    5 Installation 5.8 Setting DIL switches 5.8 Setting DIL switches Set the DIL switches S1 to S4 according to your requirements. Tristate recognition Redundancy mode Note: Suppress reporting of port 2 link status Suppress reporting of port 3 link status You may change the settings of the DIL switches during operation.

  • Page 31: Connecting The Optic Bus Cables

    5 Installation 5.9 Connecting the optical bus lines 5.9 Connecting the optic bus cables Connect the individual repeaters using a duplex F/O ® cable with BFOC/2.5 (ST ) connectors. Note the maximum length of the F/O cables and the possible fiber types specified in the technical data. Ensure that one optical inputa and one optical output J are connected to one another (crossover connect ion).

  • Page 32: Connecting The Function Ground

    5 Installation 5.11 Connecting the function ground 5.11 Connecting the function ground There is no contact separation between the bus The shield of the data cable, together with the lines and the connection for the function ground. function ground connection, must be connected to Therefore please observe the fol low ing safety an equipotential rail in the switch cabinet.

  • Page 33: Connecting The Analog Voltage Outputs (Optional)

    5 Installation 5.13 Connecting the analog voltage outputs (optional) 5.13 Connecting the analog voltage outputs (optional) The device has two analog voltage outputs, Ua2 and Ua3, each of which supplies a short-circuit-proof out- put voltage dependent on the optical power input at Diagnostic voltage Port 2 port 2 or port 3, for diagnosis purposes, in the range Diagnostic voltage Port 3...

  • Page 34: Connecting The Operating Voltage Supply

    5 Installation 5.14 Connecting the operating voltage supply 5.14 Connecting the operating voltage supply Only supply the repeater with a stabilized safety +24 V(P1) extra-low voltage (SELV) in accordance with IEC/EN 60950-1/VDE 0805, maximum +24 VDC (for non-hazardous locations only: 32 VDC max.). It is supplied via the 7-pin terminal block on the top of the repeater.

  • Page 35: Bus Configurations

    6 Bus configurations 6.1 BITBUS 6 Bus configurations 6.1 BITBUS OZD 485 G12(−1300) PRO OZD 485 G12(−1300) PRO Bitbus contact connections Bitbus contact connections 470 Ω 470 Ω 120 Ω 120 Ω Port 1 Port 1 K1− K1− 470 Ω 470 Ω...

  • Page 36: Din Measurement Bus

    6 Bus configurations 6.2 DIN measurement bus 6.2 DIN measurement bus ± Control station (MA) 510 Ω 150 Ω 510 Ω 120 Ω 8 11 Coupler T(A) T(B) R(A) R(B) Operation ground Device ground Shield Protective conductor User station (SL) Drop line max.

  • Page 37: Interbus-S

    1.5 MBit/s NRZ. from page 35. Note: Modbus Plus is not supported by the OZD 485 G12(-1300) PRO ! The Hirschmann Fiberoptic Repeater OZD Modbus Plus G12(-1300) is a suitable repeater for Modbus Plus. OZD 485 G12(-1300) PRO Version 04 12/2014...

  • Page 38: Specification Of The Modbus Variants

    6 Bus configurations 6.4 Modbus RTU/Modbus ASCII 6.4.1 Specification of the Modbus variants Start Electrical termination with ¹Line Polarizationª (pull−up/pull−down resistors)? Electrical 4−wire 4−wire 2−wire− or 4−wire transmission? 2−wire 2−wire Example of connection Chap: 6.4.2, Fig. 30 Chap: 6.4.2, Fig. 31 Chap: 6.4.3, Fig.

  • Page 39: Without Line Polarization

    6 Bus configurations 6.4 Modbus RTU/Modbus ASCII 6.4.2 Without Line Polarization OZD 485 G12(−1300) PRO OZD 485 G12(−1300) PRO K1− K1− Port 1 Port 1 Common RT− RT− Common Port 2 Port 3 Port 2 Port 3 Master Slave Slave Slave S1 = 1 S1 = 1...

  • Page 40: With Line Polarization

    6 Bus configurations 6.4 Modbus RTU/Modbus ASCII 6.4.3 With Line Polarization OZD 485 G12(−1300) PRO OZD 485 G12(−1300) PRO + 5 V 470 Ω K1− K1− Port 1 Port 1 470 Ω Common RT− RT− Common Port 2 Port 3 Port 2 Port 3 Master...

  • Page 41: Configuration Of Other Bus Systems

    6 Bus configurations 6.5 Configuration of other bus systems 6.5 Configuration of other bus systems If you are using a collision-free RS 485 bus other than Should you need additional support, please contact our those named in chapters 6.1 to 6.4 (e.g. SattBus, Uni- Service Center (for address, see chapter 7.4, page 42).
  • Page 42 6 Bus configurations OZD 485 G12(-1300) PRO Version 04 12/2014...

  • Page 43: Help With Problems

    7 Help with problems 7.1 LED displays 7 Help with problems 7.1 LED displays OZD 485 G12 PRO System DA/STAT Fig. 34: LED indicators on the front panel LED display Possible causes Signal contact System green – Repeater operating correctly No signal –...

  • Page 44: Troubleshooting

    7 Help with problems 7.1 LED displays DA/STAT 1 yellow – Data received at port 1 (Channel 1 or 2) No signal – No input signal at port 1 No signal DA/STAT 2 green – Optical input power at port 2 ok No signal –...

  • Page 45: Problem Reporting

    “full-duplex” mode? You can get the current version of this manual on the 6. Give as detailed a description of the error as possible Internet at http://www.hirschmann.com/ via the product in your own words. search at the product. 7. Send us a detailed network plan with You will find the version of this manual on every page of –...

  • Page 46: Contact Address

    7 Help with problems 7.4 Contact address 7.4 Contact address Contact address for technical support Hirschmann Automation and Control GmbH Stuttgarter Straße 45 – 51 72654 Neckartenzlingen Germany Tel.: +49 (0) 1805 14-1538 Fax: +49 (0) 7127 14-1551 Email: HAC.Support@Belden.com Internet: http://www.hirschmann.com...

  • Page 47: Technical Data

    8 Technical Data 8 Technical Data Repeater OZD 485 G12 PRO OZD 485 G12-1300 PRO Order No. 943 894-321 943 895-321 Voltage/power supply Operating voltage NEC Class 2 power source 18 ... 24 VDC safety extra-low voltage (SELV/PELV); (for non-hazardous locations only: 18 ... 32 VDC), redundant inputs decoupled, buffer time min.
  • Page 48 8 Technical Data Repeater OZD 485 G12 PRO OZD 485 G12-1300 PRO Order No. 943 894-321 943 895-321 Electromagnetic compatibility (EMC) Interference immunity for industry in accordance with EN 61000-6-2:2001 Electrostatic discharging (ESD) conforms to EN 61000-4-2; 4 kV contact discharge, 8 kV...
  • Page 50 Hirschmann Automation and Control GmbH Stuttgarter Strasse 45 – 51 72654 Neckartenzlingen Germany Tel.: +49 (0)1805 14-1538 Fax: +49 (0)7127 14-1551 Email: HAC.Support@Belden.com Internet: http://www.hirschmann.com 039 555-001-E-04-1214...

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