The product code 1738-ADN18P is the product code for an Allen-Bradley/Rockwell Automation adapter module that supports ArmorPOINT I/O DeviceNet communication. It is part of the Allen-Bradley ArmorPOINT series. This adapter module comes with a terminating base that is compatible with the I/O module located on the backplane. The enclosure of the module is sealed and it has an IP 67 environmental protection rating. It is equipped with a mini M18 style connector. The 1738-ADN18P adapter module also has node address switches and an auxiliary power connector. The adapter’s base supports mounting on a wall and on a panel, and the mounting process is straightforward. The adapter module comes with built-in screw holes for easy mounting. The 1738-ADN18P adapter module has multiple indicators for providing operating status updates and it supports up to 63 modules at a time if I/O expansion is required.

The Allen-Bradley/Rockwell Automation 1738-ADN18P ArmorPOINT adapter module operates on a power supply that supports an input voltage range of 10 to 28.8 Volts DC and a nominal voltage rating of 24 Volts DC. It includes a reverse polarity input overvoltage protection feature and it has an inrush current rating of 6 Amps maximum for the duration of 10 milliseconds. Additionally, the 1738-ADN18P adapter module has an isolation voltage rating of 50 Volts when it operates in a continuous mode and includes basic insulation. The 1738-ADN18P adapter module has an approximate weight of 360 grams or 12.7 ounces and its dimensions include a height of 112 millimeters (4.41 inches), a width of 72 millimeters (2.83 inches), and a depth of 65 millimeters (2.56 inches). The 1738-ADN18P adapter module can support a maximum field power bus supply current of 10 Amps.