... and Receive Sensing Distance 15M Omron E3Z-T81 THRU BEAM PNP Photoelectric SensorSeperate Send and ReceiveSensing Distance 15MOperating Temperature -25 ... -Wired M12 Connector Type , Sensing Distance 0 to 10m , PNP Transistor OutputE3Z-T81K 2M Through-Beam Type (Oil-Resistant Model ... ) , Pre-Wired M8 Connector Type , Sensing Distance 15m , PNP Transistor OutputE3Z-T81-M1J 0.3M Through-Beam Type , Pre ...