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Siemens SINUMERIK 840D CNC

Code 26246: [Channel %1: ] Block %2: Para meter $NP_PARA[%3,%4] is invalid

Problembeschreibung & Sicherheitswarnung

Die Siemens SINUMERIK 840D CNC hat einen kritischen [Channel %1: ] Block %2: Para meter $NP_PARA[%3,%4] is invalid-Alarm ausgelöst. Sofortige Aufmerksamkeit durch einen qualifizierten Bediener oder Wartungstechniker ist erforderlich, um Folgeschäden an der Ausrüstung oder verdorbene Teile während des Fertigungszyklus zu vermeiden. Stellen Sie immer sicher, dass standardmäßige Sicherheits- und LOTO-Verfahren befolgt werden, bevor Sie auf Schaltschränke zugreifen.

Offizielle Schritte zur Fehlerbehebung

Parameters: %1 = Channel number %2 = Block number, label %3 = Index of protection area element %4 = Index of parameters Definitions: An invalid parameter value to define a protection area element was indicated. Parameter values must not be negative. Reaction: Correction block is reorganized. Interface signals are set. Alarm display. Remedy: Indicate valid parameter value. Program Continuation: Clear alarm with NC ST ART or RESET key and continue the program.

Source: SINUMERIK 840D sl / 840Di sl / SINAMICS S120 Diagnostics Manual (DAsl, 03/2009)

Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.

Über Siemens SINUMERIK 840D CNC Alarme

Industriesteuerungen von Siemens verfügen über umfangreiche Diagnosesysteme zum Schutz der internen Schaltkreise und mechanischen Verbindungen. Wenn eine SINUMERIK 840D CNC einen Fehlercode wie 26246 ausgibt, deutet dies typischerweise auf eine Diskrepanz zwischen befohlenen Werten und tatsächlichem Sensor-Feedback hin.

Vollständige Alarmliste: 4014 Siemens SINUMERIK 840D CNC codes.

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Verwandte Siemens SINUMERIK 840D CNC Codes

Code 26238
[Channel %1: ] Block %2: Protection area %3, referred to in $NP_ADD[%4], was not found
Code 26240
[Channel %1: ] Block %2: The protection area indicated in $NP_ADD[%3] is linked with a kinematic chain
Code 26241
[Channel %1: ] Block %2: The tool protection zone %3 ($NP_PROT_NAME[%4]) contains a reference to a kinematic chain.
Code 26242
[Channel %1: ] Block %2: Name of the kinematic chain in $NP_CHAIN_NAME[%3] not defined
Code 26244
[Channel %1: ] Block %2: Protection area %3, referred to in $NP_ADD[%4], is already contai ned in the definition chain
Code 26248
[Channel %1: ] Block %2: The contents (%4) of parameter $NP_BIT_NO[%3] are invalid
Code 26250
[Channel %1: ] Block %2: The names of the protection area groups $NP_NAME[%3] and $NP_NAME[%4] are the same
Code 26252
[Channel %1: ] Block %2: Element %4 of the protection area group %3 is not linked with a kinematic chain
Code 26254
[Channel %1: ] Block %2: The protection area referred to in element %4 of protection area group %3 was not found
Code 26256
[Channel %1: ] Block %2: The protection area group %3 referred to in $NP_ADD_GROUP[%4] was not found