New Siemens PLC 6ES7321-1FH00-0AA0 SM321 Siemens Expansion Module
*** Spare parts *** SIMATIC S7-300, digital input SM 321, potential isolation 16 digital inputs, 120/230V AC, 1x 20 pin
Introduction
*** Spare parts *** SIMATIC S7-300, digital input SM 321, potential isolation 16 digital inputs, 120/230V AC, 1x 20 pin
