The Schneider Electric TM3DM8R is a digital I/O relay expansion module in the Modicon TM3 range, designed to extend the I/O capacity of compatible Modicon programmable logic controllers.

• Reference: TM3DM8R
• Range: Modicon TM3
• Product type: Digital I/O module
• Total I/O: 8 relay
• Digital inputs: 4
• Input standard: IEC 61131-2 type 1
• Input wiring: Sink or source (positive/negative)
• Compatible controllers: Modicon M221, M241, M251, M262