Siemens CU240B-2 Original Instructions

Setting functions
8.3 Setpoints
Inverter with CU230P-2 Control Units
240 Operating Instructions, 11/2013, FW V4.6.6, A5E02430659B AG
Table 8- 8 Setting the fieldbus as setpoint source
Parameter
Remark
p1070 = 2050[1]
Main setpoint
Interconnect the main setpoint with process data PZD2 from the fieldbus.
p1075 = 2050[1]
Additional setpoint
Interconnect the additional setpoint with process data PZD2 from the fieldbus.
8.3.3
Motorized potentiometer as setpoint source
The "Motorized potentiometer" function emulates an electromechanical potentiometer. The
output value of the motorized potentiometer can be continually set using the "up" and "down"
control signals.
Interconnecting the motorized potentiometer (MOP) with the setpoint source
Figure 8-14 Motorized potentiometer as setpoint source
Table 8- 9 Basic setup of motorized potentiometer
Parameter
Description
p1047
MOP ramp-up time (factory setting: 10 s)
p1048
MOP ramp-down time (factory setting: 10 s)
p1040
MOP start value
(factory setting: 0 rpm)
Defines the start value [rpm], which is effective when first switching on the motor.
Table 8- 10 Setting the MOP as setpoint source
Parameter
Remark
p1070 = 1050
Main setpoint
Interconnecting the main setpoint with MOP.
p1035
Motorized potentiometer, increase setpoint
Interconnect this signal, for example with a digital input of your choice:
p1035 = 722.1 (digital input 1)
p1036
Motorized potentiometer, decrease setpoint
Interconnect this signal, for example with a digital input of your choice.

Siemens CU240B-2 Specifications

General

Brand	Siemens
Model	CU240B-2
Category	Inverter
Language	English