A properly manufactured and maintained pH electrode will retain its measuring integrity for a long time. As a result of many factors such as age, poor maintenance or improper handling, any electrode in time will lose its integrity.
HI 98160 is a pH/ORP meter housed in a waterproof casing. Up to five point calibration is available with eight memorized pH buffers and two custom pH buffers to provide users with the flexibility necessary to adjust the calibration range to obtain the most accurate and precise readings.
The HI 3512 is a 2 channel professional benchtop meter with a graphic LCD, designed to provide accurate laboratory results. Channel 1 features pH/ORP/ISE and temperature measurement capability while channel 2 measures EC/TDS/NaCl/Resistivity and temperature.
HI 4222 is a research grade pH, ORP and temperature benchtop meter. This instrument incorporates dual channels with a separate temperature input and support the external reference electrodes required by some pH and ISE sensors.
Factory tested and calibrated on high purity water. Ready for installation and start-up. Monitor for continuous measurement of pH or redox (ORP) in high purity water, steam and condensate. Complete system mounted on stainless steel panel: Transmitter AMI pH-Redox in a rugged aluminum enclosure (IP 66). Measuring range: 1 to 13 pH respectively -500 ...