Siemens 440 manual A0590 Alarm, no signals from the speed encoder, A0600 Rtos data loss alarm

Models: 440

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Issue 01/06

Faults and Alarms

A0590 Alarm, no signals from the speed encoder

Cause

-no speed encoder signals

-inverter has changed-over to encoderless vector control.

Diagnosis & Remedy

Stop the inverter, and

-check the speed encoder, if an encoder is not being used, set P0400 to 0 and select the sensorless closed-loop vector control mode (P1300 = 20 or 22)

-check the encoder connections

-check whether the encoder is operating correctly (set P1300 = 0 and operate the drive at a fixed speed and check the encoder signal in r0061

-increase the permissible speed deviation in P0492

A0600 RTOS data loss alarm

Cause

-time slice overflow was identified

Diagnosis & Remedy

-use lower baud rate for USS

-de-activate inverter functions

A0700 CB alarm 1

Cause

-CB-(communications module)-specific

Diagnosis & Remedy

-refer to the CB User Manual

A0701 CB alarm 2

Cause

-CB-(communications module)-specific

Diagnosis & Remedy

-refer to the CB User Manual

A0702 CB alarm 3

Cause

-CB-(communications module)-specific

Diagnosis & Remedy

-refer to the CB User Manual

A0703 CB alarm 4

Cause

-CB-(communications module)-specific

Diagnosis & Remedy

-refer to the CB User Manual

A0704 CB alarm 5

Cause

-CB-(communications module)-specific

Diagnosis & Remedy

-refer to the CB User Manual

A0705 CB alarm 6

Cause

-CB-(Communications module)-specific

Diagnosis & Remedy

-refer to the CB User Manual

A0706 CB alarm 7

Cause

-CB-(Communications module)-specific

Diagnosis & Remedy

-refer to the CB User Manual

MICROMASTER 440

Parameter List

6SE6400-5BB00-0BP0

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Page 317
Image 317
Siemens 440 A0590 Alarm, no signals from the speed encoder, A0600 Rtos data loss alarm, A0700 CB alarm, A0701 CB alarm