PH Sensor YSI ProPlus Moisture Meter The proprietary ink and delivery

The proprietary ink and delivery system used exclusively in Rite in the Rain Pens will write without skipping in extremely wet conditions

Power for the gas only version is supplied by internal batteries allowing typical monitoring times of up to 6 months

Ideal for industrial

incorporating the industry-leading DryCal technology

or by combustion

PH Sensor YSI ProPlus Moisture Meter The proprietary ink and deliveryMeasure pH quickly and easily with the 1001 sensor. The 605101 pH Sensor can be used with the YSI Professional Plus Multiparameter Handheld Instrument. Requires Cable Probe Assembly. Item is heat packed in the winter months. Shipment must be made via 2 day or next day carrier during that time information.