Siemens SINUMERIK 840D Description Of Functions page 321

11.03
27021
Axis % 1: STOP D activated
Parameter %1 = axis number
Explanation This alarm comes with Alarms 27011 "Safely-reduced speed exceeded" or
27012 "Safe limit position exceeded" (according to the configuration in MD
$MA_SAFE_VELO_STOP_MODE, $MA_SAFE_VELO_STOP_REACTION or
$MA_SAFE_POS_STOP_MODE).
Response NC start inhibit in this channel
Interface signals are set
Alarm display
NC stop for alarm
"Braking along the path" is initiated and the safe operating stop (SBH) is
internally activated after the time set in MD
$MA_SAFE_STOP_SWITCH_TIME_D has expired.
Remedy Remove the causes for "Safely-reduced speed exceeded" and/or "Safe limit
position exceeded" (refer to a description of the alarms).
Program continuation Clear the alarm with the RESET key. Restart part program.
27022
Axis %1: STOP C activated
Parameter %1 = axis number
Explanation This alarm comes with Alarms 27011 "Safely-reduced speed exceeded" or
27012 "Safe limit position exceeded" (according to the configuration in MD
$MA_SAFE_VELO_STOP_MODE, $MA_SAFE_VELO_STOP_REACTION or
$MA_SAFE_POS_STOP_MODE).
Response NC start inhibit in this channel
Interface signals are set
Alarm display
NC stop for alarm
"Braking along the current limit" is initiated and the safe operating stop (SBH) is
internally activated after the time, set in MD
$MA_SAFE_STOP_SWITCH_TIME_C has expired.
Remedy Remove the causes for "Safely-reduced speed exceeded" and/or "Safe limit
position exceeded" (refer to a description of the alarms).
Program continuation Clear the alarm with the RESET key. Restart part program.
27023
Axis %1: STOP B activated
Parameter %1 = axis number
Explanation This alarm comes with the alarm 27010 "Tolerance for safe standstill
exceeded" or after the Alarm 27001 "STOP F initiated".
The alarm can be reconfigured in the MD
ALARM_REACTION_CHAN_NOREADY (channel not ready).
Response Mode group not ready
Channel not ready
NC start inhibit in this channel
Interface signals are set
Alarm display
NC stop for alarm
"Braking along the current limit" is initiated and the timer for changeover to
STOP A is activated (refer to MD $MA_SAFE_PULSE_DISABLE_DELAY).
Remedy Remove the causes for "Tolerance for safe standstill exceeded" or for "Safe F
initiated" (refer to a description of these alarms).
Program continuation Power-down the control and power-up again.
© Siemens AG 2003 All Rights Reserved
SINUMERIK 840D/SIMODRIVE 611 digital SINUMERIK Safety Integrated (FBSI) - Edition 11.03
6.1 Alarms for SINUMERIK 840digital
6 Alarms
6-321