Plug-in module for Modicon M221 PLC controller. For simple and space-saving expansion of the controller. A total of 2 analog temperature inputs (type K, J, R, S, B, E, T, N, C, Pt100, Pt1000, Ni100, Ni1000) with 14-bit resolution. Compatible with compact format controllers (TM221C). Connection via screw terminal block.