About Siemens S7-200 Smart ST30 PLC

SIMATIC S7-200 SMART, CPU ST30, standard CPU, DC/DC/DC, onboard I/O: 18 DI 24 V DC; 12 DQ 24 V DC; power supply: DC 20.4 - 28.8 V DC, program/data memory 30 KB web server

Key Features:

• Compact design with built-in I/O- saves space and simplifies installation

• High-speed processing- ensures greater efficiency and faster response times

• Multiple communication ports, including Ethernet- for seamless system integration

• Easy programming- with STEP 7 Micro/WIN SMART software for quick setup and operation

• Reliable performance- ideal for industrial automation and process control applications

SIMATIC S7-200 SMART CPU ST30 (DC/DC/DC)

• Article No.: 6ES7288-1ST30-0AA1
• Programming: STEP 7 Micro/WIN SMART

General Information

• Standard CPU, onboard I/O: 18 DI (24 V DC), 12 DQ (24 V DC)

• Program/data memory: 30 KB

• Web server: Yes

• Mounting: DIN Rail

Electrical Data

Supply Voltage

• Rated: 24 V DC

• Permissible range: 20.428.8 V DC

Input Current

• Max: 624 mA (24 V DC)

• Inrush current: 6 A at 28.8 V

Output Current

• Max: 300 mA (24 V DC Sensor Power)

• Backplane bus (5 V DC): 1.4 A

Power Loss

• Max: 12 W

Memory

• RAM/Flash: Yes

• User data memory: 12 KB

• Program memory: 18 KB

• Optional microSDHC memory card

• Backup: RTC requires 7 days, maintenance-free

CPU Processing Times

• Bit operations: 150 ns

• Word operations: 1.2 s

• Floating-point arithmetic: 3.6 s

Address Area

• Inputs: 144 bytes (256 bit DI + 56 words AI)

• Outputs: 144 bytes (256 bit DO + 56 words AO)

Digital Inputs

• Number: 18 (6 for high-speed counting)

• Type: DC, source/sink input

• Input voltage: 24 V DC

• Input delay (parameterizable): 0.212.8 ms

• Max cable length: Shielded 500 m (50 m for HSC), Unshielded 300 m

Digital Outputs

• Number: 12 (3 high-speed pulse outputs, 100 kHz)

• Voltage: 24 V DC

• Max current: 0.5 A

• Output delay: 01: 3 s (1 s for pulse outputs), 10: 200 s (50 s for pulse outputs)

Relay Outputs

• Number: 0

Interfaces

• Industrial Ethernet: 1 (PROFINET, isolated, 10/100 Mbit/s)

• RS485: 1 (max 187.5 kbps)

• PROFINET IO Controller: max 8 IO Devices, update time 4 ms

• PROFIBUS: via CM DP module

Integrated Functions

• Counters: 6

• PID controller: Yes (max 8 loops, continuous/binary control, auto/manual)

• Pulse outputs: 3

EMC & Protection

• Electrostatic discharge: 8 kV air, 4 kV contact (IEC 61000-4-2)

• High-frequency radiation: 10 V/m, 801000 MHz (IEC 61000-4-3)

• Supply line & signal cable immunity: 2 kV (IEC 61000-4-4)

• Conducted high-frequency interference: 10 V, 150 kHz80 MHz (IEC 61000-4-6)

• Radio interference: EN 55011, Class A

• Degree of protection: IP20

Ambient Conditions

• Operation: -20 to 60 C (horizontal), -20 to 50 C (vertical)

• Storage/Transport: -40 to 70 C

• Altitude: -1,000 to 2,000 m

• Relative humidity: max 95% at 25 C, no condensation

• Free fall: max 0.3 m, five times

Programming & Languages

• LAD, FBD, STL

Mechanical Data

• Width: 110 mm

• Height: 100 mm

• Depth: 81 mm

• Weight: 375 g

Technical Details