Siemens SINUMERIK 840D Description Of Functions page 195

02.99
Response
Remedy
To continue
program
310 607
Explanation
Reaction
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SINUMERIK 840D/SIMODRIVE 611 digital Descr. of Functions HLA Module (FBHLA) – 04.00 Edition
Bit No. Meaning
Bit 10 Protocol cannot be interrupted
Bit 11 SSI level in data line detected
Bit 12 TIMEOUT on measured value
reading
Bit 13 CRC error (evaluate bit 7 as well)
Bit 14 Unassigned
Bit 15 Encoder defective
1)
CRC error: Bits 7 and 13
0 1
1 0
1 1
Mode group not ready.
Switchover for entire channel via MD might be possible.
Channel not ready.
NC Start disable.
NC Stop in response to alarm.
The NC switches to follow-up mode.
Alarm is displayed.
Interface signals are set.
Please inform authorized personnel/service engineer.
S
Check encoder, encoder leads and connectors between drive motor and
611D module: check for temporary interruptions (loose contact) – e.g.
caused by movements in cable tow.-
S
Replace motor and cable if necessary
S
Incorrect cable type
S
Closed-loop control hardware unsuitable for Endat interface (e.g. closed-
loop plug-in module with EPROM).
Switch control system OFF and ON again.
Axis %1, drive %2 valve is not responding
%1 = NC axis number
%2 = drive number
The valve is not following the valve spool setpoint.
Cause: Valve is not connected or has no valve spool checkback signal.
Mode group not ready
Switchover for entire channel via MD might be possible.
Channel not ready.
NC Stop in response to alarm.
NC Start disable.
The NC switches to follow-up mode.
Alarm is displayed.
Interface signals are set.
6 Hydraulics Diagnostics
Note
see 1)
Meaning:
CRC error from SIDA-ASIC
Check byte error
Error in correction of absolute track by
incremental track
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