X20AT4222 by B & R Automation

The X20AT4222 module from B & R Automation, part of the X20 Fieldbus Input Output Series, is engineered for precise resistance temperature measurement. Featuring 4 inputs designed for PT100 and PT1000 sensors, it supports 2- or 3-wire connections. The module allows a conversion time of 20 ms for one channel and 40 ms for two to four channels. With an IP20 protection rating and 500 V isolation voltage, it ensures reliability in varied environments. Operating within a temperature range of -25 to 60 degrees C, it offers a measurement resolution of 0.1 degrees C while consuming an internal I/O power of 1.1 W.