Rockwell-automation 842E EtherNet/IP Absolute Encoder User Manual Uživatelský manuál stáhnout pdf (Strana 55)

Rockwell Automation Publication 842E-UM001A-EN-P May 2012 47

Diagnostics and troubleshooting Chapter 7

Supported alarms (attribute 44+45)

Errors

Sensor error table

Bit Description Description

FALSE (0)

(44)

TRUE (1)

(44)

0 Position ERROR Position error Ok ERROR

1 Diagnostic ERROR Diagnostic error Ok ERROR

2…11 Reserved by CIP – – –

12 Vendor: checksum ERROR Checksum error Ok ERROR

13 Vendor: startup ERROR Startup error Ok ERROR

14…15 Vendor specific – – –

Fault

header

[byte] Bit Error Description

FALSE

(0)

TRUE

(1) Supported

Warning/

alarm

0 Reserved Reserved Always

–NO W

01Over

temperature

sensor

Operating temperature of the encoder

outside the permissible range

0 1 YES W

2Light control

reserve

Permissible internal LED current in the

sensors exceeded

0 1 YES W

3Voltage

detection

Supply voltage outside the permissible

range

0 1 YES W

4Frequency

exceeded

Frequency error, maximum velocity has

been exceeded.

0 1 YES W

5 Velocity

exceeded

The velocity has dropped below/

exceeded the minimum/maximum

velocity configured with attribute

27 or 28.

0 1 YES W

6 Acceleration

exceeded

The acceleration has dropped below/

exceeded the minimum/ maximum

acceleration configured with attribute

32 or 33.

0 1 YES W

7 Position

limits

exceeded

The position has dropped below/

exceeded the minimum/maximum

position configured with attribute

22 or 23.

YES W

8 Position

error

Position error (amplitude error of the

single-turn measurement)

0 1 YES A

1 9 Position

error

Position error (amplitude error of the

multi-turn measurement)

0 1 YES A

10 Position

error

Position error (vector error Sin² + Cos²

of the single-turn measurement)

0 1 YES A

11 Position

error

Position error (vector error Sin² + Cos²

of the multi-turn measurement)

0 1 YES A

…

15 Reserved Reserved Always

NO –

1 2 ... 50 51 52 53 54 55 56 57 58 59 60 ... 79 80

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