Designed to automatically control the TDS of water inside the cooling tower,
with automatic purge when the adjusted set-point of conductivity is reached.
SPT504 : digital conductivity-meter, conductivity cell, output for nos 2 purge solenoid valves 24V AC.
SPT504–PRO as SPT5054 model but with additional features :
- Logical time control to start a dosing pump, a recirculating pump, inhibition of purge feature (opening of solenoid valve) during dosage.
