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Connection to the PROFIBUS system

PB-Q

ONE

- User Manual

14

3.2.2.2 Connection via permanently installed measuring point PBMA (IP20)

For measurement during running operation, Profibus measuring adapters (PBMA) have been permanently

integrated into the system.

Figure 5: Example of permanently installed measuring points (PBMA)

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Содержание PB-Q ONE

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Страница 3: ...g our products We reserve the right to make changes to the scope of supply in terms of form features and technology No claims can be derived from the specifications illustrations or descriptions in this documentation Any kind of reproduction subsequent editing or translation of this document as well as excerpts from it requires the written consent of Indu Sol GmbH All rights under copyright law ar...

Страница 4: ... PROFIBUS devices 10 3 1 3 Adapter cable 10 3 1 4 Measuring locations 11 3 2 Connection versions 12 3 2 1 Measurements during system downtime 12 3 2 2 Measurements on the running system 13 3 2 2 1 Connection type D Sub connector with service jack 13 3 2 2 2 Connection via permanently installed measuring point PBMA IP20 14 3 2 2 3 Connection type M12 IP67 15 4 Perform and document measurement 16 4 ...

Страница 5: ...r Manual 5 6 Results 24 6 1 Network overview 24 6 2 Device details 25 6 3 Event list 26 6 4 Comparison 26 7 Report 27 8 Technical data 28 8 1 Technical drawing 28 9 Appendix 29 9 1 Sample log 29 9 2 Sample plan 31 ...

Страница 6: ...w The PB QONE is designed to assist you with inspection troubleshooting and the isolation of root causes To this end it offers the following functions Feedback free bus coupling at suitable existing measuring points during running operation Automatic detection of the baud rate Automatic identification of all devices on a bus system LiveList Device and measuring point based display of signal ratios...

Страница 7: ...ollowing individual parts Measuring device PB QONE D Sub 9 pin adapter cable for connecting to a PROFIBUS system USB cable 2 m CD with operating software Indu Sol Suite and device manual Please check the contents are complete before putting into operation Figure 1 PB QONE delivery condition ...

Страница 8: ... Dual Core Core I3 or better RAM 4 GB Screen resolution 1024x768 pixels XGA Graphics DirectX 9 0c capable graphic board supported by most on board graphic boards USB interface 2 0 no other devices should be connected to the USB hub 1 5 Safety information Never open the housing of the PB QONE Opening the housing immediately voids any warranty If you suspect that the device is defective then return ...

Страница 9: ...ally start the setup exe file in the main directory Future updates can be found on the Internet at www indu sol com under downloads The installation is performed after selecting the language agreeing to the end user licence agreement and making the installation settings Then the software is fully available for the following measurements 2 2 Connect device to PC Use the included USB cable for conne...

Страница 10: ...or higher IP ratings o Special manufacturer specific hybrid plug in connectors for routing the power supply over the bus in conjunction with special cables Direct cable connection via terminals Due to the typical linear structure of the PB networks the available measuring points are usually limited to the connecting points of the bus devices Alternatively the use of additional measuring points e g...

Страница 11: ...ers OLM data light barriers wireless transmission creates separate physical segments that need to be evaluated individually A complete and in depth analysis of the overall PROFIBUS system requires measurements to be performed at the beginning and the end of each physical segment If problems are detected that cannot immediately be classified clearly then at least one additional measurement should b...

Страница 12: ...nnector without a service jack is installed then the D Sub adapter cable can be inserted below Note that cascading more than two D Sub connectors should be avoided at all cost For M12 connection technology the M12 adapter cable optional is looped into the bus For all connection versions requiring adapter installation the bus must be opened This causes short term disruptions in communication which ...

Страница 13: ... on the CPU In order to be able to perform a status quo analysis under production conditions on all existing segment ends this should be considered during the system planning stage If the use of appropriate connectors is not possible then measuring adapters e g PBMA IP20 PBMX IP67 can be used 3 2 2 1 Connection type D Sub connector with service jack If D Sub connectors with an additional service j...

Страница 14: ... 3 2 2 2 Connection via permanently installed measuring point PBMA IP20 For measurement during running operation Profibus measuring adapters PBMA have been permanently integrated into the system Figure 5 Example of permanently installed measuring points PBMA ...

Страница 15: ...P67 For measurement during running operation under IP67 conditions Profibus measuring adapters PBMX have been permanently integrated into the system An M12 adapter optional is required for connecting measuring devices Figure 6 Example of permanently installed IP 67 measuring points PBMX ...

Страница 16: ...te measurement file for each master system It can be used as a basis for additional measurements later to provide an easy way of performing before after comparisons The system language can be selected between English and German under Settings In GSD management the gsd files of each Profibus device are stored in the system This file defines the characteristic communication features of the relevant ...

Страница 17: ...er to the Profibus system and starting the software the network overview is displayed with the detected baud rate Figure 8 Figure 8 Home screen The system designation can be entered in the field Network name The function Scan devices lists the detected devices in ascending order of address Figure 9 This is the basis for future measurement steps Figure 9 Device list ...

Страница 18: ...able the integration of additional modules without a dedicated Profibus address measuring points repeaters optical fibre converters wireless converters and the connection of the overall system Figure 10 Figure 10 Topology Segment and measuring points are assigned by selecting the relevant connection points of the end devices After defining the measuring point and allocation to a segment the releva...

Страница 19: ...ce list 4 2 3 List of measuring points The list of measuring points is a segment specific overview of all measuring points in the system The entries in the Topology tab are the starting point For completion and better definition of the list the measuring point type e g connector with Sub D interface PBMA as well as the position on the segment at the beginning or end can be assigned via the relevan...

Страница 20: ...s measurement Clicking on the stop button terminates these functions and displays the results of the quality values for the overall system The icons used have the following meaning Start new single measurement single cycle with all device addresses Start new continuous measurement continuous measurement of all devices Stop measurement stops the current measurement After completing the measurement ...

Страница 21: ... the relevant device In addition an oscilloscope image is shown in addition to the signal to noise ratio and the slope gradient Figure 16 Pressing the button to switch signals causes the display to switch between Last signal and Worst signal Figure 16 Low quality values Every image section can be enlarged to display more details The oscilloscope overview adds line A line B and the measurement func...

Страница 22: ...ts Bus communication Figure 18 Telegram monitor By setting special recording triggers Figure 19 individual telegram types e g error telegrams repetitive telegrams diagnostics failures and device addresses can be triggered directly After activating the filter settings and starting a continuous measurement the entire telegram traffic is analysed in the background If one of the specified events occur...

Страница 23: ...s selection criteria for direct investigation of the predefined characteristics Figure 20 Figure 20 Search filter Once these are defined the found entries are shown via the up down function in the telegram overview Figure 21 Figure 21 Telegram evaluation ...

Страница 24: ...e defined criteria If all values are within the specifications then this is indicated by a green icon Figure 22 Figure 22 Network overview Evaluation criteria No fault Communication is functioning without any problems Warning A quality value is below specification or a communication error has occurred on the network but without causing system failure The sources of this event should be localised a...

Страница 25: ... 23 Bus communication fault 6 2 Device details The address based device overview under the sub item Device details helps with a more detailed localisation of errors Unlike in the overall evaluation all detected Profibus devices are listed in ascending order of address and colour coded to show their status The individual results of the physical and logical evaluation are shown by selecting the rele...

Страница 26: ...e recommend performing an evaluation of the quality values to document the status quo and as a reference for future measurements In order to detect changes in the physical condition early on and for before after comparisons in the event of a fault the PB QONE has a compare function In a first step load the stored measurement file and select the relevant measuring point Next perform a current measu...

Страница 27: ...mer and inspector information as well as the topology plan see example in the appendix Clicking on the branding entries enables changing logos and header colours for customisation The report is stored in the MS Word format to enable adding the results of other analyses cable test permanent network monitoring EMC analysis as well as comments and additional information Figure 27 ...

Страница 28: ...0 Current draw max 500 mA Start up current max 150 mA Dimensions W x H x D 60 x 35 x 118 in mm Weight 200 g Protection rating IP20 Operating temperature 5 C to 55 C Storage temperature 20 C to 70 C Relative air humidity 10 90 8 1 Technical drawing Figure 28 Front view Figure 29 Side view ...

Страница 29: ...Appendix PB QONE User Manual 29 9 Appendix 9 1 Sample log ...

Страница 30: ...Appendix PB QONE User Manual 30 ...

Страница 31: ...Appendix PB QONE User Manual 31 9 2 Sample plan ...

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