Seba Nitrate Probe SPS-NO3

• Robust, low maintenance single parameter sonde (SPS) made of 1.4571 stainless steel for the measurement of nitrate (NO3- , NO3-N) • Slim design (Ø 48.3 mm) for observation wells starting from 3“ diameter • High measuring accuracy, drift-free, only annual verification of the calibration needed • Available in different measuring ranges up to max. 0… 266 mg/L NO3- • Output: RS 485 (SHWP, Modbus RTU) for the connection with SEBA data logger