1pc PH meter industrial pH controller sensor electrode acidity meter PH-8851(Type4)
Water Quality Ammonia nitrogen Detector Probe PH Temperature Online Monitoring Sewage Plant Industrial Sensor 485(AD03)
Industrial EC Conductivity Transmitter high Precision Electrode Probe Sewage Monitoring Water Quality EC Detector Sensor(EC01)
VTSYIQI Multiparameter Water Quality Monitoring Device with Calibration Liquid BNC Connector ±0.2 mV Accuracy 1 Point Calibration DO Temp for Industrial Water Aquarium Water Quality Detection
1pc PH Meter Industrial pH Controller Sensor Electrode Detector Acidity Meter PH-8851(Type11)
oiakus PH Meter Monitor, ORP Meter Monitor, Accurate 0.02pH 1mV Measurement, Automatic Shutdown Timer, Upper Lower Limit Control Alarm, for Industrial Sewage, Wastewater Detection
HFBTE Industrial Online pH Controller PH Monitor mV Tester with pH Buffer Reagents pH Electrode Automatic Temperature Compensation Function 4 to 20 mA Signal Output RS485 Communication Interface
HFBTE Industrial Online pH Controller pH Meter Tester with pH 4.01, 7.00, 10.01 Buffer Reagents pH Range -1.00 to 15.00 mV Range -1000 to 1000 Range 0 to 100°C / 32 to 212°F 1 to 3 Points Calibration