Siemens SINUMERIK 840D sl Function Manual page 102

Hide thumbs Also See for SINUMERIK 840D sl:

Table of Contents

Basics on the Safety Functions Integrated in the System/Drive

5.4 Actual value conditioning

Saved stop position

The saved stop position data is combined with the permanently saved user agree-

ment to form the previous history.

The following must be noted when the stop position is saved:

The following applies when SE/SN is active:

S The stop position is also cyclically saved.

S If the axis is moved with the system powered–down, then the saved stop posi-

tion no longer matches the current position.

As described under "axis safely referenced" the "axis safely referenced" state can

also be achieved using a saved and set user agreement and a saved stop position.

The following conditions must be fulfilled:

S The saved user agreement must be available.

S The difference between the "reference position" (power–on position with abso-

lute measuring systems or reference position for incremental measuring sys-

tems) and the saved stop position (including the traversing distance to the refer-

ence point with ERN) must be within a tolerance window specified using the

appropriate machine data.

SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) – 05.2008 Edition

Sinamics s120