SINAMICS G120 - Page 13

SINAMICS G120
Standard inverters 0.37 kW to 250 kW (0.5 hp to 400 hp)
CU230 Control Units
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Siemens D 11.1 · 2009
4
■ Design
CU230P-2 HVAC, CU230P-2 DP, CU230P-2 CAN Control Units
Example: CU230P-2 DP Control Unit with open terminal covers
Terminal
No.
Signal Features
Digital inputs (DI) – Standard
69 DI Com Reference potential for digital inputs
5...8,
16.17
DI0 ... DI5 Freely programmable
isolated, inputs in compliance with
IEC 61131-2
Digital outputs (DO)
18 DO0, NC Relay output 1
NC contact (2 A, 230 V AC)
19 DO0, NO Relay output 1
NO contact (2 A, 230 V AC)
20 DO0, COM Relay output 1
Common contact (2 A, 230 V AC)
21 DO1, NO Relay output 2
NO contact (0.5 A, 30 V DC)
22 DO1, COM Relay output 2
Common contact (0.5 A, 30 V DC)
23
DO2, NC Relay output 3
NC contact (2 A, 230 V AC)
24
DO2, NO Relay output 3
NO contact (2 A, 230 V AC)
25 DO2, COM Relay output 3
Common contact (2 A, 230 V AC)
Terminal
No.
Signal Features
Analog inputs (AI)
3 AI0+ Differential input, switchable between
current, voltage
Value range: 0 ... 10 V, –10 ... +10 V,
0/2 ... 10 V, 0/4 ... 20 mA
4 AI0-
10 AI1+ Differential input, switchable between
current, voltage
Value range: 0 ... 10 V, –10 ... +10 V,
0/2 ... 10 V, 0/4 ... 20 mA
11 AI1-
50 AI2+/NI1000 Non-isolated input, switchable between
current, temperature sensors,
type PT1000, NI1000
Value range: 0/4 ... 20 mA,
PT1000 –50 ... +250 °C;
NI1000 –50 ... +150 °C
51 GND Reference potential of the AI2/internal
electronics ground
52 AI3+/NI1000 Non-isolated input for temperature sensors,
Type PT1000, NI1000
Value range: PT1000 –50 ... +250 °C;
NI1000 –50 ... +150 °C
53 GND Reference potential of the AI3/internal
electronics ground
Analog outputs (AO)
12 AO0+ Non-isolated output
Freely programmable
Value range: 0 ... 10 V; 0/4 ... 20 mA
13 AO GND Reference potential of the AO0/internal
electronics ground
26 AO1+ Non-isolated output
Freely programmable
Value range: 0 ... 10 V; 0/4 ... 20 mA
27 AO GND Reference potential of the AO1/internal
electronics ground
Motor temperature sensor interface
14 T1 motor Positive input for motor temperature sensor
Type: PTC, KTY sensor, Thermo-Click
15
T2 motor Negative input for motor temperature
sensor
Power supply
9 +24 V OUT Power supply output
24 V DC, max. 200 mA
28 GND Reference potential of the power supply/
internal electronics ground
1 +10 V OUT Power supply output
10 V DC ±0.5 V, max. 10 mA
2 GND Reference potential of the power supply/
internal electronics ground
31 +24 V IN Power supply input
18 ... 30 V DC, max. 1500 mA
32 GND IN Reference potential of the power supply
input
35
+10 V OUT Power supply output
10 V DC ±0.5 V max. 10 mA
36
GND Reference potential of the power supply/
internal electronics ground
© Siemens AG 2009