Errors – Rockwell Automation 842E EtherNet/IP Absolute Encoder User Manual User Manual
Page 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
0
–
NO
W
0
1
Over
temperature
sensor
Operating temperature of the encoder
outside the permissible range
0
1
YES
W
2
Light control
reserve
Permissible internal LED current in the
sensors exceeded
0
1
YES
W
3
Voltage
detection
Supply voltage outside the permissible
range
0
1
YES
W
4
Frequency
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
12…15 Reserved
Reserved
Always
0
NO
–