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EM 253 Position Module Position control describes a range of applications that involve
movement with varying degrees of precision. The
EM 253
Position module is a simple but powerful positioning module
that enables the user to control position systems from micro-
steppers to intelligent servo drives (with integrated closed-loop
control).
SF/DIAG
EM 253
Position
253-1AA22-0XA0
MF
MG
PWR
P0
P1
DIS
CLR
STP
RPS
ZP
LMT
- +
S7-200 PLC with EM 253 Position Module
EM 253 Features Features of the module include:
• Provides high-speed control with a range from 20 to
200,000 pulse per second
• Supports both S curve or linear acceleration and
deceleration
• Provides a configurable measuring system that allows
you to enter data as engineering units (such as inches or
centimeters) or as a number of pulses
• Provides configurable backlash compensation
• Supports absolute, relative, and manual methods of
position control
• Provides continuous operation
• Provides up to 25 motion profiles with up to 4 speed
changes per profile
• Provides four different reference-point seek modes with
a choice of the starting seek direction and final approach
direction for each sequence
• Provides removable field wiring connectors for easy
installation and removal
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