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

6.2.4

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 6-6
Table 6- 7
Parameter
p0015 = 12
Advanced setting
Interconnecting control commands with digital inputs of your choice.
p0840[0 ... n] = 722.x
p1113[0 ... n] = 722.x
Converter with CU230P-2 Control Units
Operating Instructions, 04/2015, FW V4.7 SP3, A5E34257946B AB
Two-wire control, method 1
Function table
ON/OFF1 Reversing
0 0
0 1
1 0
1 1
Description
Macro drive unit
Controlling the motor using the digital inputs
of the inverter:
BI: ON/OFF1 (ON/OFF1)
Example: p0840[0] = 722.3 ⇒ if CDS 0 (index[0]) is selected, the inverter
receives its ON/OFF1 command via DI 3.
BI: Setpoint inversion (reversing)
Function
OFF1: The motor stops.
OFF1: The motor stops.
ON: Clockwise motor rotation.
ON: Counter-clockwise motor rotation.
Advanced commissioning
6.2 Inverter control
DI 0 DI 1
ON/OFF1 Reversing
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