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PR electronics 7908 Product Manual

System 9000 backplane
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Product manual
7908 / 7916
System 9000 Backplane
T E M P E R AT U R E
|
I . S . I N T E R FA C E S
No. 790 0V102- UK
From serial no. : 139 4250 01
|
CO M M U N I C AT I O N I N T E R FA C E S
|
M U LT I F U N C T I O N A L
|
I S O L AT I O N
PERFORMANCE
MADE
SMARTER
|
D I S P L AY

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Summary of Contents for PR electronics 7908

  • Page 1 PERFORMANCE MADE SMARTER Product manual 7908 / 7916 System 9000 Backplane T E M P E R AT U R E I . S . I N T E R FA C E S CO M M U N I C AT I O N I N T E R FA C E S...
  • Page 2 6 Product Pillars to meet your every need Individually outstanding, unrivalled in combination With our innovative, patented technologies, we make signal conditioning smarter and simpler. Our portfolio is composed of six product areas, where we offer a wide range of analog and digital devices covering over a thousand applications in industrial and factory automation.

  • Page 3: Table Of Contents

    System 9000 Backplane 7908 / 7916 Contents Warning ....................

  • Page 4: Warning

    GENERAL impaired. Until the device is fixed, do not connect hazardous voltages to the device. Repair of the device must be done by PR electronics A/S only. Warning Potential electrostatic charging hazard. To avoid the risk of explosion due to electrostatic charging of the enclosure, do not handle the units unless the area is known to be safe, or appropriate safety measures are taken to avoid electrostatic discharge.

  • Page 5: Safety Instructions

    Safety instructions Receipt and unpacking Unpack the device without damaging it and check whether the device type corresponds to the one ordered. The packing should always follow the device until this has been permanently mounted. Environment Avoid direct sunlight, dust, high temperatures, mechanical vibrations and shock, as well as rain and heavy moisture. If necessary, heating in excess of the stated limits for ambient temperatures should be avoided by way of ventilation.

  • Page 6: Applications

    • Digital output and LEDs indicate backplane system status Applications • The 7908 / 7916 backplane is a compact and robust solution that enables a safe and easy connection of PR system 9000 IS device signals into standard automation systems. •...

  • Page 7: Order

    Mechanical specifications Dimensions (HxWxD), 7908 ......144 x 247 x 141 mm Dimensions (HxWxD), 7916 .

  • Page 8: 7908 Backplane - 8 Module Setup

    7908 Backplane - 8 module setup Connectors have built-in test probe access for easy HART programming Mechanical dimensions 7900V102-UK...

  • Page 9: Mounting On Din Rail

    Mounting on DIN rail The backplane can easily be mounted on a standard 35 mm DIN rail: A 15 mm high DIN rail type must be used. Remove the backplane from the rail by lifting the DIN rail mounting clips: To allow for easy product change the DIN rail mounting clips can be set in the down/release position.

  • Page 10: 7908 / 7916 Installation

    7908 / 7916 installation System card card Standard DCS card cables Marshalling Cabinet 7908 BP 7916 BP 9000 MODULES 9000 MODULES I/O Field signals 7900V102-UK...

  • Page 11: Connections

    Connections CN1 and CN2 connectors The connectors provide Direct, Redundant and Duplicate*, including HART signal connection wiring, between the Backplane and the DCS system. This by using standard automation system cables. Backplane Backplane board board with HART connector DIP sw DIP sw HART Connector CN 2...
  • Page 12 Backplane board Backplane board single connector, single connector, universal universal with HART DIP sw DIP sw HART Connector CN 1 CN 1 7900V102-UK...

  • Page 13: Led Indications, Fuses And Dip-Switches

    LED indications, fuses and DIP-switches Green: Power Supply 1 OK LED 1 Off: Power Supply 1 Error Green: Power Supply 2 OK LED 2 Off: Power Supply 2 Error Off: Status signal OK LED 3 Red: Status signal Error DIP- Function switch ON = Ignore Power...

  • Page 14: Block Diagram

    Block diagram 7908 / 7916 SUP1 SUP1_OK SUP_OK Green=OK DIP1 Level SUP2_IGNORE SUP2_OK DCS connections DCS Connections Green=OK HART Connections SUP2 Cross wiring Fault Relay 9000 9000 9000 SUP1_OK SUP2_OK Module Module Module status status status DIP2 RED=FAULT MOD_STATUS n=8/16/32...

  • Page 15: Installation Instructions

    Installation instructions UL installation Use 60/75°C copper conducters only. Wire size ......... AWG 26-12 UL file number .

  • Page 16: Document History

    Document history The following list provides notes concerning revisions of this document. Rev. ID Date Notes 2423 ATEX and IECEx approvals updated - Ex na changed to Ex ec. 7900V102-UK...
  • Page 17 We are near you, all over the world Our trusted red boxes are supported wherever you are All our devices are backed by expert service and a 5-year with a global reach. This means that we are always nearby warranty. With each product you purchase, you receive and know your local markets well.
  • Page 18 Benefit today from PERFORMANCE MADE SMARTER PR electronics is the leading technology company specialized in making industrial process control safer, more reliable and more efficient. Since 1974, we have been dedicated to perfecting our core competence of innovating high precision technology with low power consumption.

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7916

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