8900 Multi-Parameter Controller
from GF Piping Systems

The Signet 8900 Multi-Parameter Controller takes the concept of modularity to the extreme. Each 8900 is field commissioned with the users specified combination of inputs, outputs, and relays using simple-to-install modular boards into the base unit. Configure the system by selecting either two,... [See More]

  • Standards and Compliance: RoHS; Other; CE, UL, ISO 9001
  • Control: Linear
  • Controller Type: pH / ORP (optional feature)
  • Features: Multi-Function
GLI pH/ORP Analog Controller -- P53A4A1N
from Hach Company

pH/ORP Controller, NEMA 4x enclosure: All P53 Controllers have -2 to 14 pH (-2100 to +2100 ORP) measuring range, 4 electromechanical relays in a 1/2 DIN and hardware for panel, surface or pipe mounting. 2 year warranty. Selectable pH or ORP operation. Multiple language capability. Enhanced... [See More]

  • Standards and Compliance: Other; CE, CSA, UL pending
  • Control: Limit
  • Controller Type: pH / ORP
  • Features: Datalogger
Cooling Tower Conductivity Controller -- WCT400
from Iwaki America and Walchem, IWAKI America Inc

The WCT400/410 Cooling Tower Controllers represent the latest in technological and innovative advancements from Walchem. All of the standard features you ’d expect from a conventional cooling tower controller are included, plus optional simple-to-use information management tools that enable... [See More]

  • Standards and Compliance: Other; UL/CSA/CE
  • Control: Limit; PID
  • Controller Type: pH / ORP
  • Features: Multi-Function; Rate Indication/ Control; Totalizing (Length or Roll Diameter) Indication/ Control
Microprocessor-based pH Controller -- PHCN-37 Series
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]

  • Standards and Compliance: Other; CE, UL
  • Control: Limit; Nonlinear
  • Controller Type: pH / ORP
  • Features: Rate Indication/ Control
High Accuracy Process Controller -- 900 Series
from Florite International, Inc.

General high performance universal process controller [See More]

  • Standards and Compliance: Other; CE Mark, FCC 15, FCC 68
  • 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
8900 Multi-Parameter Controller -- 8900
from George Fischer Signet, Inc.

Up to two frequency inputs, up to eight relays, multi-language/parameter [See More]

  • Standards and Compliance: Other; CE, UL, CSA
  • Control: Limit
  • Controller Type: pH / ORP (optional feature)
  • Features: PLC; Multi-Function
ORP (Redox potential) PID Controller -- dTRANS Rd01
from JUMO Process Control, Inc.

This compact PID microprocessor transmitter/controller measures and controls. the redox potential (ORP) in aqueous solutions. Features both a BNC socket and Faston tabs for easy connection to an ORP electrode. [See More]

  • Standards and Compliance: Other; cRUus
  • Control: Limit; PID
  • Controller Type: pH / ORP
  • Features: Multi-Function