Functional Description
AP20S
Date: 24.08.2020
Art. No. 89992
Mod. status 133/20
Page 27 of 79
Display
Error code
Bit assignment
in the status
word
Error
EPN-Interface
Web server
permanent 0x0006h
6
Bit 11 & Bit 7 Battery undervoltage (dead)
noMAGn
0x000Fh
15
Bit 12 & Bit 7 Tape-sensor gap exceeded
noSENS
0x001Ah
26
Bit 12 & Bit 7 No sensor connected
SPEED
0x0019h
25
Bit 12 & Bit 7 Travel speed exceeded
SEnSIC
0x0020h
32
Bit 7
Sensor chip error
TOCYcL
0x0081h
129
Bit 7
Timeout EPN interface
M WDER
0x0014h
20
Bit 7
Ethernet module "Watchdog"
error
M ERRO
0x0015h
21
Bit 7
Error in Ethernet module
runtime
M EXCE
0x00FEh
254
Bit 7
Error in the Ethernet module
in the "Exception" state
None
0x0013h
19
Bit 7
EEPROM read/write error
Table 19: Error messages
Display
Error
Possible effect
Corrective actions
permanent
Battery empty
Actual value not
reliable
Battery
calibration travel
noMAGn
Magnet distance too large Measurement error or
no measurement
Setting the sensor
di calibration
travel
noSENS
Sensor connection
interrupted
Measurement error or
no measurement
Check sensor connection
+ calibration travel
SPEED
Permissible travel speed
exceeded (see installation
instruction).
Error may also occur
during alignment travel.
Actual value not
reliable
Traversing speed +
calibration travel
SEnSIC
Communication sensor
chip defective
Actual value not
reliable
Internal error
TOCYcL
Timeout in acyclic data
exchange
Communication error
Check cycle time of the
controller
M WDER
Ethernet-Module Watchdog Communication error
Internal error
M ERRO
Ethernet module in the
ERROR state during an
active travel order
Communication error
Internal error
M EXCE
Ethernet module in the
"Exception" state
Communication error
Internal error
The behavior of the
position display when
this fault occurs can be
determined with this
parameter System
Configuration, bit 6
(see chapter