Endress+Hauser Tankvision Multi Scan NXA83 Operating Instructions Manual
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- Operating instructions manual (36 pages)
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Summary of Contents for Endress+Hauser Tankvision Multi Scan NXA83
- Page 1 Products Solutions Services BA01296G/00/EN/01.14 71244033 Valid as of software version: 3.0.10 Operating Instructions Tankvision Multi Scan NXA83 Redundancy manual...
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Page 2: Table Of Contents
Configuration ......11 Index ......17 Endress+Hauser... -
Page 3: Document Information
This symbol contains information on procedures and other facts which do not result in personal injury. A0011192-EN Symbols for certain types of information Symbol Meaning Indicates additional information. A0011193 Reference to page Refers to the corresponding page number. A0011195 ... Series of steps Result of a sequence of actions A0018373 Endress+Hauser... -
Page 4: Documentation
BA01288G/00 Operation manual BA01290G/00 Installation and Maintenance manual BA01291G/00 Configuration manual BA01292G/00 DCC Configuration manual • Multi Scan NXA83 BA01289G/00 OPC Tank Data Server manual BA01297G/00 Web Client System Operation manual BA01287G/00 Weights and Measures Additions BA01296G/00 Redundancy manual Endress+Hauser... -
Page 5: Basic Safety Instructions
IT security measures in line with operators' security standards and designed to provide additional protection for the device and device data transfer must be implemented by the operators themselves. Endress+Hauser can be contacted to provide support in performing this task. Designated use 2.3.1... -
Page 6: Workplace Safety
The device complies with the applicable standards and regulations as listed in the EC declaration of conformity and thus complies with the statutory requirements of the EG directives. Endress+Hauser confirms the successful testing of the device by affixing to it the CE mark. -
Page 7: Introduction
Thus the Primary and Backup ports will never poll at the same time. This manual is solely concerned with the redundancy functionality, it is assumed that the user has read the Multi Scan NXA83 manuals and is familiar with configuring a Multi Scan NXA83 database. Endress+Hauser... -
Page 8: Switch By System
Operation The diagram below shows an example of a pair of Multi Scan NXA83 used in the Switch By System redundancy mode. NXA83_System-configuration_Switch-by-system Tankvision Professional NXA85 Workstation Ethernet Tankvision Multi Scan NXA83 Control link RS232 Fieldbus protocol Proservo Promonitor Prothermo... -
Page 9: Port Latching
Live Polling mode. Mode display and control The current redundancy mode may be displayed in the NXA83 runtime displays on the local touchscreen. A default screen is available on the configurator, although this may altered as required during the configuration process. Endress+Hauser... - Page 10 There may be times when the redundancy mode needs to be fixed to prevent switching, e.g. during maintenance periods. This can be achieved by selecting the Set Mode Never Changes option. When the mode is set to Fixed, if a port fails NO switch will occur. Endress+Hauser...
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Page 11: Configuration
The first step to configuring a redundant database on the Multi Scan NXA83 is to configure the redundancy mode. This is set using the Port Configuration module in the Communications menu. Click on the Host Comms tab, and set the Redundancy Settings to Switch By System. Endress+Hauser... - Page 12 – 1 DCC Slave port configured as a Redundant Link Control protocol. These can be either standard RS232 COM ports (recommended for manual configuration) or Network ports. The communication parameters should be set identically for both Multi Scan NXA83. Endress+Hauser...
- Page 13 To do this, select the gauge in the Gauge Configuration screen in the Configurator tools, then set the COM port field to be the field port (i.e. the port that the gauges are connected to) and the Backup COM port field to be the Host Redundant Link Control port. Endress+Hauser...
- Page 14 The redundancy operation may be modified for individual ports by editing the Redundancy Settings section of the COM port Settings dialog. NXA83_COM-Port-Settings For Host ports the following settings may be adjusted: • Do Not Trigger Redundant Switch: If ticked the port will not trigger a switchover if it fails Endress+Hauser...
- Page 15 When using Current Loop interface boards with redundant systems (such as when interfacing to Whessoe WM500/550 devices) the following should be implemented: Set the Flow Control Field to Redundant. NXA83_COM-Port-Settings_Flow-Control Remove the Redundant Mode Control jumper from each board. Endress+Hauser...
- Page 16 Switch By System Tankvision NXA83_Current-Loop-Board_Redundant-Mode-Control-jumper Tx LED Rx LED Redundant Mode Control jumper (Fitted = Loop always powered; Not Fitted = Redundant Mode) Loop Current Adjust Master/Slave Select Power Converters Endress+Hauser...
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Page 17: Index
Symbols......... . 3 Endress+Hauser... - Page 18 71244033 www.addresses.endress.com...