PNP / NPN PLC Logic Controller

EM 223 4DI / 4DO 200 PLC Digital Inputs and outputs module 1) Quick description : 1). EM223 4DI / 4 DO , 24V DC with relay ; 2). Compatible with Siemens 6ES7223-1HF22-0XA0 ; 3). Digital Input and Output module ; 4). Could connect with Siemens 200 CPU ; 5)). 3-year warranty ; 2) Detail description : Model EM223 4 inputs/outputs EM223 4 inputs/outputs Relay EM223 8 inputs/outputs Product Description 4DI,24VDC/4DO,24VDC Transistor; Optical isolation with high immunity 4DI,24VDC,