UN221-1BF22-0XA0 Siemens Replacement Programming Logic Controller EM221 8DI

UN221-1BF22-0XA0 Siemens Replacement Programming Logic Controller EM221 8DI Specification 1) EM221 8DI, 24V DC; 2) Optical isolation with high immunity, stable 3) Compatible with Siemens 6ES7221-1BF22-0XA0; 4) Digital input module; 5) Could connect with Siemens 200 CPU; from bus consumption current 40mA total power consumption 2W digital input 8 input type PNP/NPN isolation optical isolation (field to logic) 500V AC, 1 minute surge voltage (max.) 35V DC for 0.5s rated current