System reactions on SINAMICS alarms
08/2005 System Reactions on Alarms
5-993
© Siemens AG, 2005. All rights reserved
SINUMERIK 840D sl/840D/840Di/810D Diagnostics Guide (DA), 08/2005 Edition
Acknowledging faults (alarms)
Indicates the standard acknowledgement of the fault after removal of the cause.
For an overview of parameters and function block diagram, please refer to the fol-
lowing publication:
LIS1, Lists 1
Description STOP1
Reaction -
Description Available soon
Description STOP2
Reaction n_set = 0
Description • n_set=0 is input immediately to brake the drive along the OFF3 deceleration ramp
(p1135).
• The drive remains in closed-loop speed control mode.
Description DCBRAKE
Reaction -
Description Available soon
Description ENCODER
Reaction Internal/external pulse disable (p0491)
Description The fault reaction ENCODER is applied as a function of the setting in p0491.
Factory setting:
p0491=0 --> Encoder fault results in OFF2
Description POWER ON
Description • The fault is acknowledged by a POWER ON process (switch drive unit off and on
again).
Note:
If this action has not eliminated the fault cause, the fault is displayed again immediately
after power up.
Description IMMEDIATELY
Description After correction of the fault, the alarm can be cleared by pressing the RESET key:
•
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