R320 – AI820 Analog Input 4 ch Description Description R320 – AI820 Analog Input 4 ch +-20mA, 0(4)…20mA, +-10V, +-5V, 0(1)…5V, diff., 50V CMV,. Rin(curr) 250 Ohms, 14bit + sign. Individually galvanic isolated channels. Use Module Termination Unit TU810, TU812, TU814, TU830, TU833. Related products ABB - 1.3 800xA 6.1 Hardware (3BSE088708/E)3BSE082895R1 Read more ABB - 1.3 800xA 6.1 Hardware (3BSE088708/E)3BSE066490R1 Read more ABB - 1.3 800xA 6.1 Hardware (3BSE088708/E)3BSE081638R1 Read more