SIEMENS
7/18
Siemens D 21.4 · 2017
SINAMICS S120 drive system
Control Units
CU320-2 Control Unit
7
■
Technical specifications
CU320-2 Control Unit
PROFINET
PROFIBUS
6SL3040-1MA01-0AA0
6SL3040-1MA00-0AA0
Current requirement, max.
At 24 V DC,
without taking account of digital
outputs, expansion option slot and
DRIVE-CLiQ supply
1.0 A
Conductor cross-section, max.
2.5 mm
2
Fuse protection, max.
20 A
Digital inputs
In accordance with
IEC 61131-2 Type 1
12 floating digital inputs
8 bidirectional non-floating
digital inputs/digital outputs
• Voltage
-3 ... +30 V
• Low level (an open digital input is
interpreted as "low")
-3 ... +5 V
• High level
15 ... 30 V
• Current consumption at 24 V DC,
typ.
3.5 mA
• Delay time of digital inputs
1)
,
approx.
- L
→
H
5
μ
s
- H
→
L
50
μ
s
• Conductor cross-section, max.
1.5 mm
2
Digital outputs
Sustained short-circuit strength
8 bidirectional non-floating digital
inputs/digital outputs
• Voltage
24 V DC
• Load current per digital output,
max.
500 mA
• Delay time
1)
, typ./max.
- L
→
H
150
μ
s/400
μ
s
- H
→
L
75
μ
s/100
μ
s
• Conductor cross-section, max.
1.5 mm
2
Power loss
24 W
PE connection
M5 screw
Ground connection
M5 screw
Dimensions
• Width
50 mm (1.97 in)
• Height
300 mm (11.81 in)
• Depth
226 mm (8.90 in)
Weight, approx.
2.3 kg (5.07 lb)
Certificate of suitability
cULus
1)
The specified delay times refer to the hardware. The actual reaction time
depends on the time slot in which the digital input or output is processed.
© Siemens AG 2017