SIMATIC S7-200 SMART PLC CPU ST20 DC DC DC 6ES7288-1ST20-0AA0

S7-200 SMART PLC CPU List

Central processing unit (CPU)		Order No.
CPU CR40	CPU CR40, AC/DC/RELAY, 24DI/16DO	6ES72881CR400AA0 6ES72881CR400AA1
CPU CR60	CPU CR60, AC/DC/RELAY, 36DI/24DO	6ES72881CR600AA0 6ES72881CR600AA1
CPU SR20	CPU SR20, AC/DC/RELAY, 12DI/8DO	6ES72881SR200AA0 6ES72881SR200AA1
CPU SR30	CPU SR30, AC/DC/RELAY, 18DI/12DO	6ES72881SR300AA0 6ES72881SR300AA1
CPU SR40	CPU SR40, AC/DC/RELAY, 24DI/16DO	6ES72881SR400AA0 6ES72881SR400AA1
CPU SR60	CPU SR60, AC/DC/RELAY, 36DI/24DO	6ES72881SR600AA0 6ES72881SR600AA1
CPU ST20	CPU ST20, DC/DC/DC, 12DI/8DO	6ES72881ST200AA0 6ES72881ST200AA1
CPU ST30	CPU ST30, DC/DC/DC, 18DI/12DO	6ES72881ST300AA0 6ES72881ST300AA1
CPU ST40	CPU ST40, DC/DC/DC, 24DI/16DO	6ES72881ST400AA0 6ES72881ST400AA1
CPU ST60	CPU ST60, DC/DC/DC, 36DI/24DO	6ES72881ST600AA0 6ES72881ST600AA1

STEP 7 MicroWIN SMART V2.5 download

http://w2.siemens.com.cn/download/smart200/STEP%207%20MicroWIN%20SMART%20V2.5.iso

STEP 7 MicroWIN SMART V2.7 download

https://w2.siemens.com.cn/download/smart200/STEP7%20MicroWIN%20SMART%20V2.7.7z

S7-200 SMART ST and SR CPU Firmware V2.7 download

For the CPU version after V2.6, with CPU MLFB end with -0AA1

Help document for firmware update.

—- s7-200_smart_firmware_update_cpu_V2_7_en-US.pdf

ST/SR CPU  V2.7 firmware file download：

—- Firmware_V2.7_update_files_for_customers.zip (23,6 MB)

S7-200 SMART ST and SR CPU Firmware V2.5 download

For the old CPU version before V2.5, with CPU MLFB end with -0AA0

Help document for firmware update:

—- s7-200_smart_firmware_update_cpu_V2_5_1_en-US.pdf (322,7 KB)

ST/SR CPU  V2.5.1 firmware file download：

—- V02.05.01.zip (10,9 MB)

S7-200 SMART CR CPU Firmware download

CR CPU  V2.2.3 firmware file download：

—- V02.02.03.zip (2,0 MB)