Siemens SINUMERIK 840D sl Series Diagnostics Manual page 406

Overview of Alarms
Trigger a "Deceleration on the current limit" and activation of the timer for a switchover
after STOP A (see MD $MA_SAFE_PULSE_DISABLE_DELAY).
Remedy: Eliminate causes of alarm "Tolerance for safe standstill exceeded" or "STOP F triggered"
(see description of these alarms).
Program Con- Switch control OFF - ON.
tinuation:
27024
Axis %1 stop A triggered
Parameters: %1 = Axis number
Definitions: This alarm follows an
• Alarm 27011 "Safe velocity exceeded" (when configured as such in
$MA_SAFE_VELO_STOP_MODE, $MA_SAFE_VELO_STOP_REACTION)
• Alarm 27013 "Safe braking ramp exceeded",
• Alarm 27023 "Stop B triggered"
• unsuccessful test stop.
The alarm can be reprogrammed in the MD ALARM_REACTION_CHAN_NOREADY
(channel not ready).
Reactions: - Mode group not ready.
- Channel not ready.
- NC Start disable in this channel.
- Interface signals are set.
- Alarm display.
- NC Stop on alarm.
- Channel not ready.
Trigger a "Pulse suppression".
Remedy: Eliminate causes of
• alarm "Save velocity exceeded",
• alarm "Safe braking ramp exceeded",
• alarm "Stop B triggered"
• unsuccessful test stop
(see description of these alarms).
Program Con- Switch control OFF - ON.
tinuation:
27030
Axis %1 function not supported on this 611D module
Parameters: %1 = Axis number
Definitions: SINUMERIK Safety Integrated can be used only with the 611D Performance control mod-
ules with 2 measuring circuits per drive and cutoff relay. An attempt has been made to
activate a safety function although no such module is plugged in.
Reactions: - Mode group not ready.
- Channel not ready.
- NC Start disable in this channel.
- Interface signals are set.
- Alarm display.
- NC Stop on alarm.
Remedy: Replace module or switch off safety functions in MD $MA_SAFE_FUNCTION_ENABLE.
Program Con- Switch control OFF - ON.
tinuation:
27031
Axis %1 limit value for safe velocity %2 at gear ratio %3 too large (max. %4)
Parameters: %1 = Axis number
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SINUMERIK 840D sl/840D/840Di/810D Diagnostics Guide (DA), 08/2005 Edition
© Siemens AG, 2005. All rights reserved
08/2005