Sinumerik 840D System Variables Naming Tips

Sinumerik 840D System Variables Naming Tips

Sinumerik 840D System Variables Naming Tips

There are multiple system variables in sinumerik 840D cnc control, so remembering them is not easy.

The sinumerik 840D system variables are named in a way that makes remembering them easy. You just have to remember a few rules. Every system variable of sinumerik 840D cnc control applies those rules or naming conventions.

Sinumerik 840D System Variables 1st Letter

1st letterMeaning
$MMachine Data
$SSetting Data
$TTool Management Data
$PProgrammed Values
$ACurrent Values
$VService Data

Sinumerik 840D System Variables 2nd Letter

2nd letterMeaning
NNCK Global
CChannel-specific
AAxis-specific

Examples of Sinumrik 840D System Variables

$AA_IM : Current axis-specific values in machine-coordinate-system.

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