The Allen-Bradley 1761-NET-AIC is a discontinued advanced interface controller for the MicroLogix 1000 series, designed for RS-232 to ASCII protocol conversion. It offers a robust isolation of 500V DC and operates in 0–60°C with a 20-28V DC power supply. Capable of supporting up to 32 nodes and equipped with a master control relay for safety, this component enhances communication within industrial networks using the DH-485 protocol. Manufacturer Rockwell Automation Brand Allen-Bradley Part Number/Catalog No. 1761-NET-AIC Series MicroLogix 1000 Product Type Advanced Interface Controller Isolation Type RS-232 to Half-Duplex User Mode ASCII Isolator Safety Feature Master Control Relay Internal Isolation 500 Volts DC Operating Temperature 0 to 60 Degrees Celsius Nodes 32 per Multidrop Network (Maximum) Power Supply 20 to 28 Volts DC Communication DH-485 UPC 10662468718995 Product Lifecycle Status* Discontinued/Obsolete