Logic Controller Dimensions W x H x D: 71.2 x 90 x 58 mm Inputs: 8 Digital (4 Useable by Analogue) Inputs, abbreviated: 8 DI (4 D/A) Operating temperature: -20...+55 °C Outputs: 4 Transistor, 1 Impulse Outputs, abbreviated: 4 TO Certification: CE, UL, cUL, CSA Data buffer: 10 years Display: yes Expandability: compact Module: CD12S 24 VDC Operating voltage: 24 VDC Real-time clock: yes Series: Millenium 3 Switching capacity: 4 x 0.5 A Mounting: DIN Rail 35mm Protection rating: IP40 (Front)/IP20 (Terminal Strip) No. of digital inputs: 8 No. of digital inputs, usable by analogue: 4 No. of impulse outputs: 1 No. of transistor outputs: 4