Siemens SINAMICS G120 CU250S-2 Series - Page 24

Commissioning
4.3 Frequently required parameters
CU250S-2 Control Units
24 Compact Operating Instructions, 05/2014, A5E32899990B AB
Parameter
Explanation
p0756
Analog input type
0: Unipolar voltage input (0 V …+10 V)
1: Unipolar voltage input monitored (+2 V... +10 V)
2: Unipolar current input (0 mA …+20 mA)
3: Unipolar current input monitored (+4 mA …+20 mA)
4: Bipolar voltage input (-10 V...+10 V)
[0]
Terminals 3, 4
AI 0
[1] Terminals 10, 11 AI 1
p0771
Analog outputs signal source
Selection of the possible settings:
0: Analog output locked
21: Actual speed value
24: Output frequency smoothed
25: Output voltage smoothed
26: DC-link voltage smoothed
27: Actual current value (smoothed absolute value)
[0]
Terminals 12, 13
AO 0
[1] Terminals 26, 27 AO 1
p0776[0, 1]
Analog outputs, type
0: Current output (0 mA … +20 mA)
1: Voltage output (0 V … +10 V)
2: Current output (+4 mA ... +20 mA)
[0]
Terminals 12, 13
AO 0
[1]
Terminals 26, 27
AO 1
p1001
Fixed speed setpoint 1
p1002
Fixed speed setpoint 2
p1003
Fixed speed setpoint 3
p1004
Fixed speed setpoint 4
p1058
Jog 1 speed setpoint
p1059
Jog 2 speed setpoint
p1070
Main setpoint
Selection of the possible settings:
0: Main setpoint = 0
755[0]: Value of analog input 0
1024: Fixed setpoint
1050: Motorized potentiometer
2050[1]: PZD 2 from the fieldbus
p1080
Minimum speed [rpm]
p1082
Maximum speed [rpm]
p1120
Ramp-function generator ramp-up time [s]
p1121
Ramp-function generator ramp-down time [s]
p1300
Open-loop/closed-loop
control operating mode
Selection of the possible settings:
0: U/f control with linear characteristic
1: U/f control with linear characteristic and FCC
2: U/f control with parabolic characteristic
20: Speed control (without encoder)
21: Closed-loop speed control (with encoder)
22: Torque control (without encoder)
23: Torque control (with encoder)
p1310
Starting (voltage boost) permanent
p1800
Pulse frequency setpoint
p2030
Fieldbus interface protocol
selection
Selection of the possible settings:
0: No protocol
3: PROFIBUS
7: PROFINET