Description:

The Allen-Bradley 1785-TR10BT Series A AUI to Twisted Pair Transceiver is used in PLC-5 communication systems to convert AUI Ethernet connections to 10BASE-T twisted pair networks. Commonly installed in PLC-5 control racks, industrial control panels, and legacy automation systems where Ethernet connectivity upgrades are required. Maintenance teams and system integrators use this transceiver for network retrofits, replacement of failed communication interfaces, and integration of PLC-5 processors into modern twisted pair Ethernet infrastructures.

Applications:

The 1785-TR10BT transceiver is widely used in industrial automation environments to enable Ethernet communication between PLC-5 controllers and plant networks. It supports manufacturing facilities, processing plants, and infrastructure systems that rely on legacy PLC-5 platforms requiring AUI-to-10BASE-T media conversion for continued network operation and modernization.

Technical Specifications:

• Manufacturer: Allen-Bradley (Rockwell Automation)
• Model / Part number: 1785-TR10BT
• Series: Series A
• Product type: Ethernet transceiver
• Interface: AUI (Attachment Unit Interface) to 10BASE-T
• Network standard: IEEE 802.3 Ethernet
• Media type: Twisted pair cable
• Data rate: 10 Mbps
• Mounting: External module connection
• Application environment: Industrial automation communication systems

Common Replacements:

• Allen-Bradley 1785-ENET
• Siemens 6GK1105-2AA10
• Hirschmann M1-8TX