Siemens SINUMERIK 840Di Diagnostic Manual page 450

Overview of Alarms
NCK alarms
26284 Channel %1 block %2: The call of the function / procedure %3 is only
permissible if the function 'Collision monitoring' is present.
Parameters: %1 = Channel number
%2 = Block number, label
%3 = Funktionsname
Definitions: The function or procedure stated in the alarm text (e.g. PROTA or PROTD) can only be called if the
function "Collision avoidance" is present.
Reaction: Correction block is reorganized.
Alarm display.
NC Stop on alarm.
Remedy: The function "Collision avoidance" must be activated. For this, the machine data
$MN_MM_MAXNUM_3D_PROT_AREAS must contain a value greater than zero.
Program Clear alarm with NC START or RESET key and continue the program.
Continuation:
26286 Channel %1 axis %2 risk of collision preactivated protection zones
interface signal(s) %3
Parameters: %1 = Channel number
%2 = Axis name, spindle number
%3 = Interface signal(s)
Definitions: A collision was detected involving at least one preactivated protection zone.
Such a collision can occur if the interface signal assigned to a preactivated protection zone has been
activated. That is if a preactivated protection zone has become an active protection zone.
Either a preactivated and a (static) active protection zone can be involved in the collision, or two
preactivated protection zones can be involved. The number(s) of the interface signals assigned to the
preactivated protection zones involved are output in the alarm text.
Reaction: NC Start disable in this channel.
Interface signals are set.
Alarm display.
Alarm reaction in Automatic mode.
NC Stop on alarm.
Remedy: Reset activating interface signals.
Redefine protection zones.
Retract
Program Clear alarm with NC START or RESET key and continue the program.
Continuation:
2-450
© Siemens AG, 2006. All rights reserved
SINUMERIK, SIMODRIVE Diagnostics Manual (DA), 11/2006 Edition
11/2006