แบบควบคุมอัตโนมัติ Online controller
BL7916-1
pH Controller and PumpBL983314
Mini Resistivity ControllerBL983313
Mini Conductivity Controller (0 - 1999 μS/cm)
BL932700
BL932700 ORP Mini ControllerBL983329
TDS Mini Controller (0 to 999 ppm)HI9910-1
Industrial Grade Wall Mounted Single Setpoint pH Controller
HI8711
pH Analog Controller with Dual Output and Self-Diagnostic TestHI8410
Dissolved Oxygen Controller with Extended Range and Analog OutputBL983315
TDS Mini Controller (0.0 to 199.9 ppm)
BL982411
ORP Mini ControllerpH500
Panel-mounted pH Digital Controller with Matching PinmV600
Panel-mounted ORP Digital Controller with Matching Pin
HI9935-1
Industrial Grade pH and TDS Controller with Proportional Fertilizer DosingHI9934-1
Industrial Grade TDS Controller with Proportional Fertilizer DosingHI9931-1
Industrial Grade EC Controller with Proportional Fertilizer Dosing
HI9913-1
Wall Mounted Dual pH/Conductivity ControllerHI943500
EC Analog Controller with Direct Input from Potentiometric ProbeHI8931
EC Analog Controller with Input from Probe or Transmitter
HI8720
ORP Analog Controller with Self-Diagnostic TestHI8710
pH Analog Controller with Self-Diagnostic TestHI8510
Panel-mounted pH Analog Indicator with Self Diagnostic Test