Two-Wire Control: Method 1 - Siemens SINAMICS G120 Operating Instructions Manual

Functions
9.2 Converter control
9.2.3

Two-wire control: method 1

You switch the motor on and off using a control command (ON/OFF1). while the other
control command reverses the motor direction of rotation.
Figure 9-3
Table 9- 3
Table 9- 4
Parameter
p0015 = 12
Advanced setting
Interconnecting control commands with digital inputs of your choice (DI x).
p0840[0 ... n] = 722.x
p1113[0 ... n] = 722.x
Example
p0840 = 722.3
164
Two-wire control, method 1
Function table
ON/OFF1 Reversing
0 0
0 1
1 0
1 1
Parameter
Description
Macro drive unit (factory setting for inverters without PROFIBUS interface)
Controlling the motor using the digital inputs
of the inverter:
BI: ON/OFF1 (ON/OFF1)
BI: Setpoint inversion (reversing)
DI 3: ON/OFF1.
Also see Section Digital inputs (Page 74).
Function
OFF1: The motor stops.
OFF1: The motor stops.
ON: Clockwise rotation of motor.
ON: Counter-clockwise rotation of motor.
Operating Instructions, 03/2012, FW V4.5, A5E02999804B AB
DI 0 DI 1
ON/OFF1 Reversing
SINAMICS G120C frequency converter