Image is Representational - See Manufacturer Specs | Safety Barrier - Hazardous Locations - EB3C Series - 16 Channel - Relay Output - 100 to 240 Vac. The EB3C-R16CDN is a 16-channel 4.8W discrete input barrier with common wiring input and relay output. It is installed in non-hazardous area and is connected to the switches or pilot lights in hazardous area. It is ideal for connection to PLCs (DC voltage