Controlling Clockwise And Counter-Clockwise Rotation Via Digital Inputs - Siemens SINAMICS G120 Operating Instructions Manual
Low voltage inverters
built-in units with cu250s-2 control units and
encoder evaluation
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Also See for SINAMICS G120:
- List manual (1256 pages) ,
- Manual (732 pages) ,
- Operating instructions manual (550 pages)
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6.4
Controlling clockwise and counter-clockwise rotation via digital inputs
The inverter has a different methods for controlling the motor using two or three commands.
Overview
Two wire control, method 1
ON/OFF1:
Switches the motor on or off
Reversing:
Reverses the motor direction of rota‐
tion
Two wire control, method 2 - and two-
wire control, method 3
ON/OFF1 clockwise rotation:
Switches the motor on or off, clock‐
wise rotation
ON/OFF1 counter-clockwise rotation:
Switches the motor on or off, counter-
clockwise rotation
Three wire control, method 1
Enable/OFF1:
Enables the motor to be switched on
or switched off
ON clockwise rotation:
Switches on the motor, clockwise ro‐
tation
ON counter-clockwise rotation:
Switches on the motor, counter-clock‐
wise rotation
Three wire control, method 2
Enable/OFF1:
Enables the motor to be switched on
or switched off
ON:
Switches on the motor
Reversing:
Reverses the motor direction of rota‐
tion
Converter with the CU250S-2 Control Units
Operating Instructions, 04/2018, FW V4.7 SP10, A5E31759476B AG
6.4 Controlling clockwise and counter-clockwise rotation via digital inputs
Advanced commissioning
177
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