Online COD Sensor

COD/BOD/TSS/temperature measurement, RS485 (Modbus), no reagents, sludge interference compensation, self-cleaning brush, one/two-point calibration，KWS-110: COD 0-500mg/L, BOD 0-400mg/L, TSS 0-3000mg/L; KWS-111: COD 0-1500mg/L, BOD 0-1200mg/L, TSS 0-5000mg/L