COM-100 EC / TDS / Temp Meter Combo PermeatePumps We carry standard 1/4" and

We carry standard 1/4" and 3/8" sizes of most of the connections above

The pressure switch actuates in response to the pump outlet pressure at a predetermined and preset pressure

the gauge needle may vibrate and may have a reading that has no real value

This refill kit includes the following :

COM-100 EC / TDS / Temp Meter Combo PermeatePumps We carry standard 1/4" andCOM 100 EC TDS Temp Meter Combo This HM digital meter measures electrical conductivity (EC), total dissolved solids (TDS), and temperature. UPGRADED!! (See below) Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidl silver, labs and scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. The COM 100 is a professional level EC TDS