Serial / Digital Input pH Controllers

High Accuracy Process Controller -- 900 Series
from Florite International, Inc.

The 900 Series is an economic one loop microcomputer-based instrument incorporating user selectable digital and analog inputs, as well as analog and relay outputs.  Other 900 Series features include .005% high accuracy PID, batch, and dose control functions. Additionally, the 900 Series encompasses... [See More]

  • Type: DC Voltage Inputs; Current Loop (Transmitter) Excitation; Resistive/ Potentiometer Inputs; Switch / Relay Input; Frequency Inputs; Serial / Digital Input; Fieldbus / Network Input; Screw Terminal
  • Control: Limit; Linear; Feedforward; PID
  • Controller Type: Laboratory; pH / ORP
  • Features: PLC; Multi-Function; Datalogger; Is a Chart Recorder; Rate Indication/ Control; Totalizing (Length or Roll Diameter) Indication/ Control
Conductivity, pH/ORP & Disinfection -- W100P
from Iwaki America and Walchem, IWAKI America Inc

The W100P series provide an economical and reliable. way to keep your water treatment program under control. Key Features: Large display with icon based programming makes setup easy. Compact ¼ DIN panel mount enclosure. Universal sensor input provides extraordinary flexibility; the same... [See More]

  • Type: Serial / Digital Input
  • Control: Limit; PID
  • Controller Type: pH / ORP
  • Features: Multi-Function
Flow Controller -- SC200
from Hach

The SC200 Universal Controller is the most versatile controller on the market. It allows the use of digital and analog sensors, either alone or in combination, to provide compatibility with the broadest range of sensors. It replaces the Hach SC100 digital and GLI53 analog controllers with advanced... [See More]

  • Type: Current Loop (Transmitter) Excitation; Serial / Digital Input
  • Control: Linear; PID
  • Controller Type: Laboratory; pH / ORP (optional feature); Conductivity, pH/DO
  • Features: Multi-Function; Datalogger
Intelligent Integrated Instrument System -- Model 990
from Florite International, Inc.

The Florite Model 990X is an innovative, technically superior, high quality and reliable microcomputer-based controller suitable for any commercial or industrial application. The instruments user configurable screw-terminal channels enable any mix of up to eight inputs and or outputs regardless of... [See More]

  • Type: DC Voltage Inputs; Current Loop (Transmitter) Excitation; Resistive/ Potentiometer Inputs; Switch / Relay Input; Frequency Inputs; Serial / Digital Input; Fieldbus / Network Input; Screw Terminal, DA15
  • Control: Limit; Linear; Feedforward; PID
  • Controller Type: Laboratory; pH / ORP
  • Features: PLC; Multi-Function; Datalogger; Is a Chart Recorder; Rate Indication/ Control; Totalizing (Length or Roll Diameter) Indication/ Control
WebMaster® One -- WMT8
from Iwaki America and Walchem, IWAKI America Inc

WebMasterONE is the most powerful, affordable, online analytical process controller the water treatment world has ever seen! The simple, intuitive programming makes it easy to configure your WebMasterONE to control multiple cooling towers, boilers, closed loops, waste streams or virtually any water... [See More]

  • Type: DC Voltage Inputs; Current Loop (Transmitter) Excitation (optional feature); Frequency Inputs; Serial / Digital Input; Ethernet, Modbus TCP/IP
  • Control: Limit; PID; Other; Flow Based / Timer
  • Controller Type: pH / ORP
  • Features: Multi-Function; Datalogger