1、提高温度测量的精度/总体性能

a、变送器按照传感器的实际曲线微调其内部的温度曲线，可极大地降低传感器互换性误差（�?5%）；644H�?44R型智能温度变送器-变送器与传感器比对功能、匹配功�?144�?244MV型智能温度变送器-变送器与传感器匹配功能

Rosemount罗斯蒙特248RANA

Rosemount罗斯蒙特248RANAQ4

Features of the Model 248 include:

lAccepts inputs from a wide variety of RTD and thermocouple sensors

lConfiguration using HART protocol

lElectronics that are completely encapsulated in epoxy and enclosed in a plastic housing, making the transmitter extremely durable and ensuring long-term reliability

lA compact size and three housing options allowing mounting flexibility in the field

lAssembly including the transmitter,sensor, housing, thermowell, and extension accessories that can be ordered in one model number