9 measuring system for positioning, Measuring system for positioning, Commissioning – Lenze ECSCPxxx User Manual
Page 102: The home position is found out by homing

Commissioning
Basic terms of positioning
Measuring system for positioning
l
102
EDBCSXP064 EN 8.0
6.1.9
Measuring system for positioning
Zero position
C3011, C3012
C3041
SW-LimNeg
Neg. limit switch
Pos. limit switch
Target position
SW-LimPos
C3040
Home position
10
0
20
30
40
50
60
70
80
-10
30
P1
ECSXA404
Fig. 6−11
Measuring system for the positioning
The measuring system for positioning has the following features:
ƒ
The zero position of the measuring system has a firm reference to the machine due
to the home position.
ƒ
The home position is found out by homing.
ƒ
The software limit positions (SW−LimNeg, SW−LimPos) refer to the zero position.
ƒ
The zero position can be shifted via the offset values C3011 (home offset) and
C3012 (measure offset)(
¶ 187).
ƒ
The data for C3051 (actual position in units) and C3056 (target position in
increments) refer to the zero position of the measuring system.