Allen-Bradley 1718-IT4B Temperature Input Module

The Allen-Bradley 1718-IT4B (1718-IT4B) is an industrial temperature input module designed for process automation, monitoring, and control architectures. Manufactured under the Allen-Bradley brand, this module serves as an interface for acquiring accurate temperature sensor signals within distributed automation setups and supervisory control networks. It plays an essential role in thermal surveillance, machine safety, and consistent closed-loop regulation across manufacturing, material processing, and industrial plant operations. As a dedicated input module, the unit captures temperature data from connected field sensors and transmits digitized measurement values to host programmable logic controllers or distributed automation hardware. This function enables reliable tracking of process temperatures, early identification of abnormal thermal fluctuations, and dependable operation of associated equipment. The module features an industrial construction built to withstand typical electrical control cabinet environments, and it has an indicated weight of 10 kg. Typical applications include process thermal monitoring, heating system supervision, environmental control, and replacement or maintenance tasks in established Allen-Bradley automation systems requiring precise temperature signal acquisition.