Three-Wire Control, Method 2 - Siemens SINAMICS G110D Operating Instructions Manual

6.2.6

Three-wire control, method 2

Function description
● The first control command is a permanent enable signal for starting the motor. When this
enable signal is canceled, the motor stops.
● The motor is started with the positive edge of the second control command.
● The third control command defines the direction of rotation.
Image 6-6
Table 6- 11
Enable
signal
Table 6- 12
Parameter
P0700 = 2
P0727 = 3
P0701 = 2
P0702 = 1
P0703 = 12
SINAMICS G110D
Operating Instructions, 07/2016, FW V3.63, A5E36768472B AB
Three-wire control using digital inputs, method 2
Function table
Motor Reverse
ON motor
0 Not Not
relevant relevant
1 0→1 0
1 0→1 1
1 0 1→0
1 0 0→1
Parameterizing the function
Description
Controls the motor using the digital inputs of the inverter
Three-wire control, method 2
The enable signal to power-up the motor is issued with digital input 0
Further options: The enable signal can be issued with any other digital input, e.g.
with digital input 3 via P0704 = 2
The motor is started with digital input 1
Further options:The motor can be started with any other digital input, e.g. with digital
input 3 via P0704 = 1
The direction of the motor is reversed with digital input 2
Further options: The direction of the motor can be reversed with any other digital
input, e.g. with digital input 3 via P0704 = 12
Function when motor Function when motor is rotating
is at a standstill
No effect OFF1: The motor decelerates to a standstill
The motor accelerates No effect
to the setpoint
The motor accelerates No effect
to the inverted setpoint
No effect The motor reverses to the setpoint.
No effect The motor reverses to the inverted setpoint.
Functions
6.2 Inverter Control
101