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5-5

IM MT300-02EN

Troubleshooting, Maintenance, and Inspection

App

Index

Communication Query Errors (400 to 499)

Code Message Corrective Action Page

410 Query INTERRUPTED. Check the transmission and reception order. 10-2

420 Query UNTERMINATED. Check the transmission and reception order. 10-2

430 Query DEADLOCKED. Keep program messages to 1024 bytes or less in length,

including <PMT>.

10-2

440 Query UNTERMINATED after indefinite response. Do not write a query after *IDN? or *OPT?. —

* See the user’s manual (IM MT300-01EN), which is included in the accompanying CD.

Communication Warnings (50)

Code Message Corrective Action Page

50 *OPC/? exists in message. Write *OPC or *OPC? at the end of program messages. —

Other Errors (350)

Code Message Corrective Action Page

350 Queue overflow. Read the error queue. 12-6

* See the user’s manual (IM MT300-01EN), which is included in the accompanying CD.

Note

Code 350 occurs when the error queue overflows.

Execution Errors (800 to 899)

Code Message Corrective Action Page

800 Illegal date-time. Set the values correctly. 3-3

802 Invalid command. The command cannot be executed in user adjustment

mode.

—

* See the user’s manual (IM MT300-01EN), which is included in the accompanying CD.

System Errors (900/999)

Code Message Corrective Action Page

911 to

999

CPU board error. For details about the message and corrective action,

see section 5.2.

5-2

5.3 Communication Error Messages

YOKOGAWA MT300 Getting Started Guide

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