Configuration Options
3-10
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
Table 3-3 Electronic Modules and the Applications for Which They Are Suitable
Applications Electronic Module
Detection and evaluation of
path positions by means of
Absolute position encoder:
13 bits/21 bits/25 bits
1SSI
absolute position encoders
(SSI)
Simple positioning tasks
Driving power circuits of
stepper motors
Positioning stepper motors
5-V pulses up to 204 kHz 1STEP 5 V/204 kHz
Output of pulses in 4
different operating modes
Min. pulse duration of
200 µs
2PULSE
Controlled positioning,
incremental encoder
5V differential signals
Drive controlled by means
of digital outputs: travel
minus, travel plus, rapid
traverse/creep speed
1POS INC/Digital
Drive controlled by means
of analog output ±10 V
1POS INC/Analog
Controlled positioning, SSI
sensor
Drive controlled by means
of digital outputs: travel
minus, travel plus, rapid
traverse/creep speed
1POS SSI/Digital
Drive controlled by means
of analog output ±10 V
1POS SSI/Analog
RS-232C/RS-422/RS-485 ASCII and 3964(R) protocol 1SI 3964/ASCII
serial data transmission
Protocol mode and USS 1SI Modbus/USS
Reservation of a slot for Width 15 mm RESERVE
any electronic module
Width 30 mm
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