| Product Type | S7-1200 Fault Safety Digital Quantity Expansion |
| Product Model | 6ES7226-6RA32-0XB0 |
| Supply Voltage Type | DC |
| Product dimensions | 70 MM × 100 MM × 75 MM |
| Power Supply Voltage | Allowable range, lower limit (DC) 20.4 V Allowable range, upper limit (DC) 28.8 V Does the power supply meet NEC Class 2 requirements |
| Weight | 300 g |
24DI + 16 Transistor Outputs – Highest Onboard I/O Count:Built-in 24 digital inputs and 16 transistor outputs, making it the CPU with the most onboard I/O points in the S7-200 SMART series, minimizing the need for expansion modules.
Transistor Outputs – High-Speed Response & Fast Switching:24V DC sourcing transistor outputs enable fast switching and support high-frequency operation (up to 100 kHz PTO/PWM), ideal for stepper/servo control and fast-response applications.
6 High-Speed Counters – Up to 100 kHz:Supports 6 high-speed counters (up to 100 kHz), suitable for encoder signal processing, position detection, and speed measurement.
Large Memory Capacity – Handles Complex Programs:Provides 30 KB program memory and 20 KB data memory, capable of running complex logic, data processing, and communication tasks.
Expandable with Up to 7 Modules – Maximum Scalability:Supports up to 7 signal modules, enabling a maximum of 168 I/O points, ideal for medium to large-scale automation systems.
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