Siemens SIMATIC FM 453 Manual page 165

7.3.5 Checking the Encoder Actuation
Overview
You can use the following flowchart to check the encoder actuation.
Select
Mode = Control
Voltage level 2
Set
Voltage level 1 = 0
Voltage level 2 = 0.1
Set
Servo = ON
Start axis
Plus or minus direction
(be sure there is enough room!)
Read actual position
Is direction of position change
Is amount of change in ac-
tual position correct?
Yes
Fig. 7-10 Encoder Actuation
FM 453 Servo Drive / Step Drive Positioning Module
C79000-G7076-C453-01
U
max
correct?
No
Yes Parameterization
MD19 – Reverse direction of measurement
Set
Activate machine data
No
Parameterization
MD11...13 – Measured-value resolution
Set
Activate machine data
END
Starting up the FM 453
7-23