Siemens SIMATIC S7-1500 Function Manual page 154

Configuring
6.7 Configuring the External Encoder technology object
Rotary
Measuring gearbox
● Number of encoder revolutions / number of load revolutions
The gear ratio of the measuring gearbox is specified as the ratio between encoder
revolutions and load revolutions. Specify here an integral number of load revolutions and
the resulting number of encoder revolutions.
Select the same values for the number of motor revolutions and load revolutions, if no
load gear is present.
Position parameter
● Distance per encoder revolution
In this field, configure the value indicated by the external measuring system per encoder
revolution.
See also
Configuration - Mechanics (Page 153)
Linear (Page 153)
154
S7-1500 Motion Control V13 Update 3
Function Manual, 07/2014, A5E03879256-AC