6ES7221-1BH50-0XB0 SIMATIC S7-1200 G2 SM 1221, DI 16x 24 V DC

SIMATIC S7-1200 G2: SM 1221 digital input, 16 DI, Inputs: 16x DI 24 V DC Sink/Source SIMATIC S7-1200 Basic Controller - flexible thanks to a wide range of communication options. With signal modules, you can adapt the configuration of your SIMATIC S7-1200 G2 to suit your specific requirements. A number of digital and analogue input, output and mixing modules are available, also in fail-safe versions. This fine-grained design option saves space in the control cabinet and optimises your hardware costs.