Schneider Electric TM221M32TK controller M221 32 IO transistor PNP. This product is part of the Modicon M221 range, an offer of programmable logic controllers for hardwired architectures. This logic controller provides 14 discrete, 4 fast inputs, 16 transistor, 2 fast outputs with PNP transistor output with 10bit resolution. Official Schneider characteristics include Range of product: Modicon M221; Product or component type: Logic controller; [Us] rated supply voltage: 24 V DC; Discrete input number: 16, discrete input 4 fast input conforming to IEC 61131-2 Type 1; Analogue input number: 2 at 0...10 V; Discrete output type: Transistor; Discrete output number: 16 transistor 2 fast output; Discrete output voltage: 24 V DC.