The pH/ORP Preamplifiers enable a quick and robust connection for Twist-Lock and DryLoc® electrodes which can then wire into one of our pH/ORP instruments. The 2760 can also be used as a simple connector for use with......The pH/ORP Preamplifiers enable a quick and robust connection for Twist-Lock and DryLoc® electrodes which can then wire into one of our pH/ORP instruments. The 2760 can also be used as a simple connector for use with other manufacturers’ instruments that do not require a pre-amplified signal. Fields of Application: water and wastewater treatment neutralization systems surface finishing pool & spa control aquatic animal life support systems Response time: pH