1756-DNB | Allen Bradley DeviceNet Communication Bridge Module

Technical SpecificationsDeviceNet communication rate:125 Kbps (500 m max)250 Kbps (250 m max)500 Kbps (100 m max)Number of nodes, max: 64Current draw @ 5.1V DC: 400 mACurrent draw @ 24V DC: 0 mADeviceNet current draw @ 24V DC: 60 mADeviceNet voltage range: 11...25V DC CL 2/SELVPower dissipation: 3.5 WThermal dissipation: 11.9 BTU/hrIsolation voltage:50V (continuous), basic insulation type, DeviceNet network to backplaneType tested at 853V AC for 60 sNo isolation between USB and backplaneSlot width: 1Module location: Chassis-based, any slotDeviceNet power:To comply with the CE low voltage directive (LVD), the DeviceNet network must be powered from a source compliant with the safety extra low voltage (SELV) or protected extra low voltage (PELV).To comply with UL restrictions, the DeviceNet network must be powered from a source compliant with Class 2 or limited voltage/current.DeviceNet port: 1 DeviceNet open-style 5- or 10-pin linear plugDeviceNet connector torque: 0.56 0.79 N m (5 7 lb in)USB port¹: USB 2.0, full speed (12 Mbps)Wiring category²:1 - On DeviceNet ports3 - On USB portsNorth American temperature code: T4AIEC temperature code: T4Enclosure type rating: None (open-style)The USB port is intended for temporary local programming purposes only and not intended for permanent connection. Do not use the USB port in hazardous locations.Use this conductor category information for planning conductor routing as described in the system level installation manual.