Add to Cart ACI A/RH2-CSI-R2 ACI MSRP: Now: $210.71 Was: Relative Humidity, RH Outputs: 0-5, 0-10 VDC & 4-20mA (Default), Room (R2), ± 2% Accuracy, 10,000 Ohm Thermistor (CSI) A/RH2-CSI-R2