CPU ST32 SIMATIC S7 200 Smart PLC G2 PLC 6ES7288-1ST32-0AA0 DC/DC/DC

SIMATIC S7-200 SMART G2 PLC 6ES7288-1ST32-0AA0 CPU ST32 DC/DC/DC

I. Product Description:

The SIMATIC 6ES7288-1ST32-0AA0 is a standard CPU module in the SIMATIC S7-200 SMART G2 series, with the specific model designation CPU ST32 DC/DC/DC. This PLC controller is powered by 24 V DC.

This CPU features 16 on-board digital inputs and 16 transistor outputs. The user memory area includes 100 KB of program memory and 100 KB of data memory. It is equipped with two Ethernet ports (PROFINET) and one RS-485 serial port. In terms of expandability, it supports up to 16 expansion modules and two signal boards. It also features 8 high-speed counters (8 × 200 kHz for both single-phase and A/B-phase) as well as 5 high-speed pulse outputs for single-phase and 4 for A/B-phase (all at 200 kHz). It supports standard commercial microSD cards (4 GB to 128 GB) for program storage and firmware updates.

II. Product Specifications:

SIMATIC 6ES7288-1ST32-0AA0｜SIMATIC S7-200 SMART CPU ST32

Rated Supply Voltage: 24 V DC;
Permitted Supply Voltage Range: 20.4 to 28.8 V DC;
Digital Inputs: 16 × 24 V DC;
Digital Outputs: 12 × 24 V DC transistor outputs;
Output Type: Transistor;
High-Speed Counters: 6;
High-Speed Counter Frequency: Up to 100 kHz;
Pulse Outputs: 3;
Pulse Output Frequency: Up to 100 kHz;
Motion Control: Supported;
PID Loops: Up to 8;
Program Memory: 30 KB;
Data Memory: 30 KB;
Retentive Memory: Up to 10 KB;
Integrated Ethernet Interface: 1 × Ethernet interface;
Ethernet Transmission Rate: 10/100 Mbit/s;
Ethernet Communication: Supported;
Communication Protocols: TCP/IP, PROFINET, S7 communication, and Modbus TCP;
RS485 Interface: Integrated RS485 communication interface;
Serial Communication: PPI and Freeport communication supported;
Expansion Modules: Up to 4 expansion modules;
Signal Boards: Supported;
Real-Time Clock: Integrated;
Sensor Power Supply: 24 V DC, up to 300 mA;
Digital Input Current: Approximately 4 mA per input;
Typical Power Dissipation: Approximately 11 W;
Programming Software: STEP 7-Micro/WIN SMART;
Programming Languages: LAD, FBD, STL, and SCL;
Communication Functions: Ethernet communication, PPI communication, Freeport communication, Modbus communication, and user-defined communication;
Diagnostic Functions: Integrated system diagnostics and status monitoring;
Protection Functions: User access protection and security functions supported;
Mounting: DIN rail mounting or direct panel mounting;
Protection Rating: IP20;
Operating Temperature: -20 to 55 °C;
Storage / Transport Temperature: -40 to 70 °C;
Maximum Relative Humidity: 95%, non-condensing;
Dimensions (W × H × D): Approximately 125 × 100 × 81 mm;
Net Weight: Approximately 365 g;
Typical Applications: Machine automation, motion control, conveyor systems, packaging equipment, production lines, process control, high-speed counting, pulse control, industrial communication, and SIMATIC S7-200 SMART automation systems

III. Technical Parameters:

SIMATIC S7-200 SMART G2 CPU ST32, DC/DC/DC, slim design, onboard I/O: 16 DI 24 V DC; 16 DO 24 V DC; power supply: 20.4–28.8 V DC; program/data memory: 100 KB Motion Enhanced with CAM, gearbox.IV. Industries Served:

Core Industries

1. Core Industries

2. 3C Custom Automation

3. Small and Medium-Sized Lithium-Ion Battery Equipment

4. Printing & Textile Machinery

5. Logistics Automation

V. Why choose us?

We source directly from China’s Tier 1 channels, eliminating all middleman markups. This means you get competitive prices close to factory cost, and we pass those savings on to you as profit or budget flexibility for your projects.

Don’t let stockouts slow down your project schedule. For popular models like the S7-1500 and G120, which are frequently purchased, we always maintain high levels of in-stock inventory. The moment you place your order, the goods are already ready in our warehouse. Within 1–3 business days, you’ll receive the tracking number for your international express shipment. Whether your factory is in the Middle East, Southeast Asia, or across Europe and the Americas, our global logistics network helps you reclaim valuable time.

From precision manufacturing in Europe to oil and gas fields in the Middle East, and electronics assembly lines in Southeast Asia, our products and solutions have withstood the test of demanding operating conditions around the world. We deeply understand the unique characteristics of each market, and this global experience is the guarantee of your project’s successful implementation. 

We don’t just sell products—we provide the technical support that keeps your equipment running smoothly. Whether you’re facing challenges with product selection, encountering commissioning errors, or dealing with unexpected failures, our technical team is always on standby to ensure your production line issues receive a professional response—not just a voicemail.

VI. FAQ:

1,How to buy the product?

Contact our sales professionals online. A variety of contact options are available:

WhatsAPP: +8618998494501

WeChat: Susan20241118

E-mail: info@szlyzn.com

Or click on the Contact Us page, enter your name, email, phone number and specific request, submit it to our customer service and we will contact you within 24 hours.2. What are the payment methods?

01: Alipay payment: choose Alipay payment, the system will automatically generate the payment QR code, the customer opens the Alipay on the cell phone and scans the code to pay.

02: Online online banking: support more than 200 banks and financial institutions such as Industrial and Commercial Bank of China, Agricultural Bank of China, Bank of China, Construction Bank, Bank of Communications, Postal Savings Bank, etc., support credit card, savings card, CBI card, to fully meet the customer's payment needs.

03: Offline Payment: After choosing offline payment, customers can pay the payment to our corporate account through transfer, remittance and other offline payment methods. The account number can be viewed on the order payment page. The offline transfer amount and the order settlement amount must be the same.