SIEMENS
4/7
Siemens D 35 · 2017
4
SINAMICS G120P built-in and wall-mounted units
Control Units
CU230P-2 Control Units
■
Technical specifications
Control Unit
CU230P-2 HVAC
CU230P-2 DP
CU230P-2 PN
6SL3243-0BB30-1HA3
6SL3243-0BB30-1PA3
6SL3243-0BB30-1FA0
Electrical specifications
Operating voltage
24 V DC via the Power Module or by connecting to an external 20.4 ... 28.8 V DC power supply
Current consumption, max.
0.5 A
Protective insulation
PELV according to EN 50178
Protective separation from the line supply using double/reinforced insulation
Power loss, max.
5 W
Interfaces
Digital inputs – Standard
6 isolated inputs, optically isolated;
free reference potential (own potential group)
NPN/PNP logic can be selected using the wiring
• Switching level: 0
→
1
11 V
• Switching level: 1
→
0
5 V
• Input current
5.5 mA
Digital outputs
3 relays
• 2 relay changeover contacts
250 V AC, 2 A (inductive load)
30 V DC, 5 A (ohmic load)
The following applies to UL-compliant installations: A maximum of 3 A, 30 V DC or 2 A, 250 V AC may be
connected via terminals 18 / 20 (DO0 NC) and 23 / 25 (DO2 NC).
• 1 relay NO contact
30 V DC, 0.5 A (ohmic load)
Analog inputs
Analog inputs are protected against inputs in a voltage range of ± 30 V and have a common-mode
voltage in the ± 15 V range
• 2 differential inputs
Switchable with DIP switch between voltage and current:
-10 ... +10 V, 0/4 ... 20 mA, 12-bit resolution
These differential inputs can be configured as additional digital inputs.
Switching thresholds:
0
→
1: Rated voltage 4 V
1
→
0: Rated voltage 1.6 V
• 1 non-isolated input
Switchable with DIP switch between 0/4 ... 20 mA current and temperature sensors, type Pt1000/
LG-Ni1000/DIN-Ni1000, 12-bit resolution
• 1 non-isolated input
Temperature sensors, type Pt1000/LG-Ni1000/DIN-Ni1000,
12-bit resolution
Analog outputs
The analog outputs have short-circuit protection
• 2 non-isolated outputs
Switchable between voltage and current using parameter setting:
0 ... 10 V, 0/4 ... 20 mA
Voltage mode: 10 V, min. burden 10 k
Ω
Current mode: 20 mA, max. burden 500
Ω
PTC/KTY interface
1 motor temperature sensor input,
connectable sensors PTC, Pt1000, KTY and bimetal,
accuracy ±5 °C
Bus interface
Fieldbus protocols
• USS
• Modbus RTU
• BACnet MS/TP
• FLN P1 (switchable using soft-
ware)
• PROFIBUS DP
• PROFINET
• EtherNet/IP
- ODVA AC drive
- SINAMICS profile
Profile
–
• PROFIdrive
• PROFIdrive
• PROFIenergy
Hardware
Plug-in terminal, insulated,
USS: max. 187.5 kBaud
Modbus RTU: 19.2 kBaud,
Bus terminating resistor that can
be switched in
9-pin SUB-D socket, insulated,
max. 12 Mbit/s
Slave address can be set using
DIP switches
2 × RJ45, PROFIdrive
profile V4.1, device name can be
stored on the device
Max. 100 Mbit/s (full duplex)
© Siemens AG 2017