文件名称：389_389VP.pdf
文件大小：370KB
文件格式：PDF
更新时间：2018-07-07 03:59:58
389_389VP
爱默生389——389vp仪表The reference junction aids in the sensor’s resistance to poisoning ions and helps prolong sensor life. Models 389 and 389VP are provided with a triple junction reference, which protects the reference element from poisoning ions — such as ammonia, chlorine, cyanides, and sulfides — in the process. Both models are made with an outer ceramic junction constructed in an annular design around the pH/ORPsensitive