Siemens 6SE7021-6ES87-2DA1

The Siemens 6SE7021-6ES87-2DA1 is a versatile and compact programmable logic controller (PLC) module engineered for industrial automation systems within the S7-200 series. Featuring a high-performance CPU 200H, it boasts a 16-bit microprocessor and 4 KB of RAM, making it an excellent choice for small to medium-sized control applications. This module offers 8 digital inputs and 8 digital outputs, compatible with various signals, ensuring flexibility in operations. Communication is seamless with support for protocols like RS232, RS485, and PROFIBUS, while intuitive error and alarm messaging enhances operational oversight. With dedicated manuals for operation and programming—compatible with Siemens SIMATIC S7-200 programming software supporting multiple languages such as Ladder Logic and Function Block—the 6SE7021-6ES87-2DA1 simplifies installation and configuration, accommodating various mounting options for user convenience. This reliable solution stands out as an essential component for efficient automation processes.