Self-diagnostic and troubleshooting -1 – Yokogawa RotaMASS 3-Series User Manual

Page 6

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CONTENTS

iv

IM 01R04B04-00E-E 8th edition March 01, 2011 -00

All Rights Reserved. Copyright © 2003, Rota Yokogawa

7.22 Corrosion detection (detailed Setup) .....................................................7-102

7.23 detector data (detailed Setup) ................................................................7-102

7.24 Autozero (diag/Service) ...........................................................................7-103

7.25 reading maximum fluid temperature (detailed Setup) ........................7-104

7.26 Option /gA for gas Measurement ..........................................................7-104

8. SElF-dIAgNOSTIC ANd TrOUBlESHOOTINg ...............................8-1

8.1 Error descriptions and countermeasure .......................................................8-1

8.2 reading Event + Error History (diag/Service, Self test/Status) ................8-3

8.3 Self test (diag/Service) ...................................................................................8-3

8.4 Signal- and I/O-Test (diag/Service) ...............................................................8-3

8.5 Output trim ......................................................................................................8-4

8.6 detector cleaning ............................................................................................8-4

8.7 Troubleshooting ..............................................................................................8-5

8.7.1 No indication ........................................................................................................ 8-5

8.7.2 No key-setting possible ...................................................................................... 8-6

8.7.3 No HArT communication ................................................................................... 8-6

8.7.4 Unstable zero ....................................................................................................... 8-7

8.7.5 disagreement of indication with actual flow rate ............................................ 8-8

8.7.6 disagreement of indication with actual density............................................... 8-9

8.7.7 disagreement of indication with actual temperature .................................... 8-10

8.7.8 discrepancy of output signals to the assigned measurand......................... 8-11

8.7.9 Setting "Burn-out" mode .................................................................................. 8-12

8.8 detection of metering tube failure ..............................................................8-13

8.9 Customer Maintenance part list ................................................................8-14

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