The HI-8314 is a handheld pH/mV/°C meter designed to be reliable and easy-to-use. The HI-8314N is also supplied with the HI-1217D pre-amplified pH electrode and internal temperature sensor.Manual calibration is performed at one or two points by adjusting the trimmers on the front panel. This instrument is ideal for applications that require a custom calibration point. Manual calibration can be extremely useful in order to achieve better accuracy.Key featuresPre-amplified pH electrodeEasy manualone or two point calibration