







SIMATIC S7-300, Digital Input SM 321 6ES7321-1BL00-0AA0
SIMATIC S7-300, digital input SM 321, potential isolation 32 digital inputs, 24V DC, 1 40-pin

Introduction









SIMATIC S7-300, digital input SM 321, potential isolation 32 digital inputs, 24V DC, 1 40-pin

