The OMRON GRT1-ROS2 is a Relay Output I/O Slice for the GRT1 Series Smart Slice I/O System. It is used in conjunction with a GRT1 Series communication unit (such as the GRT1-CRT for DeviceNet). This module provides 2 independent relay output points for switching AC or DC loads. Each relay has a Form A (SPST-NO) contact rated at 2 A at 250 VAC or 2 A at 24 VDC (resistive load).