1.範圍：1-14 pH
2.適用溫度：0-95℃
3.歸零調整範圍：7±1pH
4.電極材質：PPS
5.電極長177.5 mm，直徑26.5 mm
引線長5m，標準BNC接頭
6.上下牙口：3/4" NPT
7.工業控制專用PH電極

☆可浸入水中使用
☆另有進口耐氟電極，適用面板廠廢水檢測
☆建議選購電極液保養，加強靈敏度，增快量測速度

Industrial in line pH ELECTRODE, professional
Model : PE-21
* Heavy duty pH electrode, design for monitoring pH value continuously in the factory and laboratory.
* Range : 0 to 14 pH.
* Available for pH controller, PPH-2108.