Metso neles RCI9H2 Safety Manual
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Metso neles RCI9H2 Safety Manual

Remote communication interface for vg9000h
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RCI9H2
Remote Communication
Interface for VG9000H
Safety Manual

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Summary of Contents for Metso neles RCI9H2

  • Page 1 RCI9H2 Remote Communication Interface for VG9000H Safety Manual...

  • Page 2: Table Of Contents

    RCI9H2, Safety Manual Table of Contents Introduction ���������������������������������������������������������������������������������������������������������������������������������������������3 1.1 System description ................................3 1.2 Supplementary documentation ..........................3 Safety function �����������������������������������������������������������������������������������������������������������������������������������������4 2.1 Safety function ................................... 4 2.2 Safe State ....................................4 2.3 Reaction Time ..................................4 Functional safety and product reliability indicators ����������������������������������������������������������������������������4 Behavior of device �����������������������������������������������������������������������������������������������������������������������������������5 4.1 Normal vs.

  • Page 3: Introduction

    RCI9H2, Safety Manual 1� Introduction This manual contains information for application of RCI9H2 product in functional safety related loops. 1�1 System description RCI9H2 is meant to be used together with Neles ValvGuard VG9000H safety valve controller. It is needed when 24 VDC output (DO) is used in the safety system.

  • Page 4: Safety Function

    RCI9H2, Safety Manual 2� Safety function 2�1 Safety function The current output (terminal SIGNAL TO VG) is in low condition when the controlling input (terminal SAFETY SIGNAL) is in the de-energized condition. 2�2 Safe State The safe state of the RCI9H is defined as the current output is less than 5.6 mA. 2�3 Reaction Time The reaction time (switch off delay) of the safety function is less than 50 ms.

  • Page 5: Behavior Of Device

    De-activating or bypassing safety functions or failure to follow the advice given in this manual may cause dam- age to property, environment or persons for which Metso will not be liable. This product is developed, manufactured and tested according to the relevant safety standards. This product must be used for the applications described in the instructions and with specified environmental conditions and only in connection with approved external devices.

  • Page 6: Installation And Commissioning

    RCI9H2, Safety Manual 6� Installation and commissioning The installation of the device needs to be done according to the RCI9H2 IMO. Installation has to consider all aspects regarding the SIL level of the loop. During installation or replacement of the device the loop has to shut down. Devices have to be replaced by the same type of devices. 6�1 Operation See RCI9H2 IMO for the operation instructions of the device.
  • Page 7   RCI9H2, Safety Manual                                    ...
  • Page 8 RCI9H2, Safety Manual Metso Flow Control Inc. Europe, Vanha Porvoontie 229, P.O. Box 304, FI-01301 Vantaa, Finland. Tel. +358 20 483 150. Fax +358 20 483 151 North America, 44 Bowditch Drive, P.O. Box 8044, Shrewsbury, M A 01545, USA. Tel. +1 508 852 0200. Fax +1 508 852 8172 South America, Av.

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