05.2006
Faults and Alarms
Siemens AG
6SE7087-2JD60
SIMOVERT MASTERDRIVES
Operating Instructions
14-17
Number / Fault
Cause
Counter-measure
F151
Fault 4
Function blocks
An active signal is present at binector U064
(1).
Examine cause of fault, see function diagram
710
F153
No valid sign-of-life tool
interface
Within the monitoring time of the tool interface
no valid sign-of-life has been received from the
tool interface.
Cyclically execute write tasks from the tool
interface within the monitoring time whereby
the sign-of-life has to be increased by 1 for
every write task.
F243
Link int.
Fault in internal linking. One of the two linked
partners does not reply.
Replace CU (-A10), or replace the unit
(Compact PLUS).
F244
ParaLink int.
Fault in the internal parameter linking
Release comparison of gating unit software
and operating software regarding the transfer
parameters.
Replace CU (-A10), or replace the unit
(Compact PLUS type).
F255
Fault in EEPROM
A fault has occurred in the EEPROM.
Switch off the unit and switch it on again. If the
fault re-occurs, replace CU (-A10), or replace
the unit (Compact PLUS).
Table 14-1
Fault numbers, causes and their counter-measures