Analog Voltage pH Controllers

Microprocessor-based pH Controller -- PHCN-37
from OMEGA Engineering, Inc.

This new microprocessor-based family of pH, ORP and pH/ORP panel mounted controller is designed for a wide variety of environmental monitoring applications. The units features automatic or manual temperature compensation of pH, two 5 amp mechanical relays and a choice of a scalable 4 to 20 mA, or 0... [See More]

  • Control Signal: Analog Voltage Output; Current Loop Output; Switched Output
  • Control: Limit; Nonlinear
  • Controller Type: pH / ORP
  • Features: Rate Indication/ Control
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]

  • Control Signal: Analog Voltage Output; Current Loop Output; Switched Output; Serial / Digital; Network / Fieldbus Output; 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
WebMaster® One -- WMB8
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]

  • Control Signal: Analog Voltage Output; Current Loop Output (optional feature); Switched Output
  • Control: Limit; PID; Other; Flow Based / Timer
  • Controller Type: pH / ORP
  • Features: Multi-Function; Datalogger
pH/ORP/Conductivity Controller -- PHUCN601
from OMEGA Engineering, Inc.

The PHUCN600 Series multi-parameter controller is a microprocessor-based controller capable of measuring one of the following parameters, pH, ORP, or conductivity. When shipped from the factory, the PHUCN600 Series is not set to measure any one parameter.When the PHUCN600 Series is powered up for... [See More]

  • Control Signal: Analog Voltage Output; Current Loop Output; Switched Output
  • Control: Limit
  • Controller Type: pH / ORP; Conductivity Controller
  • Features: Is a Chart Recorder; Rate Indication/ Control
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]

  • Control Signal: Analog Voltage Output; Current Loop Output; Switched Output; Serial / Digital; Network / Fieldbus Output; 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]

  • Control Signal: Analog Voltage Output; Current Loop Output (optional feature); Switched Output
  • Control: Limit; PID; Other; Flow Based / Timer
  • Controller Type: pH / ORP
  • Features: Multi-Function; Datalogger