Analyzers for Dissolved Oxygen -- AX480
from ABB Measurement Products

Dissolved Oxygen Analyzer AX480. The Dissolved Oxygen Analyzer AX480 is used with 9408 sensing systems to provide accurate measurement of the dissolved oxygen value in a range of water monitoring applications. The measured value can be transmitted via fully isolated current outputs. The analyzer... [See More]

  • Electrical Output: Analog Current; Switch / Alarm Relay
  • Accuracy: 0.0100
  • pH range: -2 to 16
  • pH Measurement Features: pH Reference Electrode Input; Temperature Measurement
Liquid Analysis - Multiparameter Transmitter -- Liquiline CM 442/444/448
from Endress+Hauser, Inc.

Liquiline CM44 is a digital multiparameter controller for process monitoring and control in industrial and environmental applications. The modular four-wire controller is available as one-/two-channel, four-channel and eight-channel version and can be extended at any time. It is based on the... [See More]

  • Electrical Output: Analog Voltage; Analog Current; Switch / Alarm Relay
  • Number of Control Relays: 1 to 8
  • Measures ORP: Yes
  • Form Factor: In-situ / Field; Panel; Post, Rail
4630 Chlorine Analyzer System
from GF Piping Systems

The Signet 4630 Chlorine Analyzer System is an integrated all-in-one system designed to measure free chlorine. The 3-4630-21 chlorine panel with the optional pH sensor is used to accurately calculate free chlorine in applications that have varying pH values ( ±0.20 pH units). In applications... [See More]

  • Electrical Output: Analog Current
  • Form Factor: Panel
  • Accuracy: 0.2000
  • Display Type: Digital
pH Sensor -- SMARTSENS PH 1590
from KROHNE, Inc.

Digital pH sensor for the water industry. 2-wire loop powered sensor with integrated transmitter technology. Special sensor design for all-purpose applications. Low maintenance cost and long service cycle. SMARTSENS analytical sensors from KROHNE are the first and only sensor line in the market with... [See More]

  • Electrical Output: Analog Current
  • pH Measurement Features: pH Reference Electrode Input; Temperature Measurement
  • pH range: 0.0 to 14
  • Process Temp: 32 to 176
2-Wire Hazardous Location pH, O2, Conductivity Transmitter - M420 Series Series
from Mettler-Toledo Process Analytics

The M420 transmitter series stands for reliability in loop-powered applications. When your process requires the highest safety level for pH, oxygen and conductivity measurement, the M420 brings you the best performance and the advantages of the state-of-the-art ISM technology* for efficient... [See More]

  • Electrical Output: Analog Current; Switch / Alarm Relay (optional feature)
  • pH Measurement Features: pH Reference Electrode Input
  • pH range: -2 to 16
  • Measures ORP: Yes
Handheld Meter -- HHCT
from Newport Electronics, Inc.

The OMEGA CL20 series calibrator/ thermometers simulate, measure and record RTD, ohm, thermocouple and thermistor signals –all in one meter. This handheld meter outperforms the competition in the lab and on the factory floor with 0.5 °F accuracy and in ambient temperatures from 18 to 28... [See More]

  • Electrical Output: Analog Current
  • Display Type: Digital
  • Form Factor: Hand Held 
  • User Controls: Digital Front Panel
pH/ORP Analog/Digital Indicator -- PHCN-5700
from OMEGA Engineering, Inc.

Operational simplicity is the most noticeable feature of the PHCN-5700 pH/ORP indicator. The software automatically identifies the signal from the sensor and presents the correct operating menu for pH or ORP applications. The analog dial provides easy visibility while the alphanumeric LCD shows... [See More]

  • Electrical Output: Analog Current
  • Measures ORP: Yes
  • pH range: 0.0 to 14
  • ORP Range: -1000 to 1000
56 Advanced Dual Input Analyzer -- Model 56
from Rosemount Analytical

The Model 56 Analyzer offers single or dual sensor input with an unrestricted choice of dual measurement combinations. The high resolution full-color display gives unsurpassed visibility and functionality for liquid analytical instrumentation. High resolution full-color screen: easily viewed process... [See More]

  • Electrical Output: Analog Current
  • Accuracy: 0.0100
  • pH range: 0.0 to 14
  • Measures ORP: Yes
2-Wire pH Transmitter -- T23-pH
from Electro-Chemical Devices, Inc.

The T23 Series Smart Transmitter is a loop powered two-wire process transmitter that has been designed and manufactured to provide liquid process measurement and control in its simplest form. A choice of measurement parameters include: pH, ORP, Specific Ion, Dissolved Oxygen, Conductivity and... [See More]

  • Electrical Output: Analog Current; Current 4-20 mA
  • Accuracy: 0.0500
  • pH range: 0.0 to 14
  • pH Measurement Features: pH Reference Electrode Input; Temperature Measurement
1/4 DIN Panel Mount pH Analyzer -- PH100 [PH100 from Yokogawa Corporation of America]
from Fotronic Corporation / Test Equipment Depot

The PH100 Panel Mount pH Analyzer is ideally suited for applications using simplified instrumentation such as small-scale wastewater treatment. Based on the design concept of pH analyzers and Yokogawa's years of experience and achievement in the broad PA market, the PH100 provides a high degree of... [See More]

  • Electrical Output: Analog Current
  • Accuracy: 0.0100
  • pH range: -2 to 16
  • pH Measurement Features: Temperature Measurement
8750 ProcessPro® pH/ORP Transmitter -- 3-8750-1
from George Fischer Signet, Inc.

Open collector output, relay output, compatible 3-27xx electrodes [See More]

  • Electrical Output: Analog Voltage; Analog Current; Switch / Alarm Relay; 4-20mA
  • pH Measurement Features: Temperature Measurement
  • pH range: 0.0 to 14
  • Measures ORP: Yes
ORP controller -- 3671
from Global Water Instrumentation

Automatic temperature compensation 0-100 ° C, Set points on front panel [See More]

  • Electrical Output: Analog Current
  • Accuracy: 0.1000
  • pH range: 0.0 to 14
  • pH Measurement Features: Temperature Measurement
Analytical Conductivity Sensor -- CS304
from Goyen/Tyco Environmental Systems

Measures conductivity, temperature, pH and dissolved oxygen [See More]

  • Electrical Output: Analog Current
  • Accuracy: 0.2000
  • pH range: 2 to 12
  • pH Measurement Features: pH Reference Electrode Input; Temperature Measurement
Chlorine Measuring Cells
from Lutz - JESCO America Corp.

For the disinfection of any type of wasted water, preference is given to chlorine gas or chlorine compounds. In order to monitor the disinfection process, a measuring cell has been developed which is working according to the principle of depolarization of a galvanic element. Materials of... [See More]

  • Electrical Output: Analog Current
  • Form Factor: In-situ / Field
  • pH range: 3 to 6
  • Display Type: None
pH/ORP Monitor/Controllers 720 Series II -- Model 721II
from Myron L Company

The advanced "isolated" circuitry of the 720 Series II pH/ORP Monitor/ controllers guarantees accurate and reliable measurements - completely eliminating ground-loop and noise issues. The unique sensor preamp allows for longer distances between the sensor and the Monitor/controller without the loss... [See More]

  • Electrical Output: Analog Voltage; Analog Current (optional feature); Switch / Alarm Relay
  • Accuracy: 0.0100
  • pH range: 0.0 to 14
  • pH Measurement Features: pH Reference Electrode Input
AnaCONT LE -- L*P
from Nivelco USA

FEATURES :: Compact and integrated versions. Separated versions (up to 10m). Measuring range: pH: 0-14. ORP: -2000...+2000 mV. Wide range of probes. Graphic display. 4-20 mA, HART, relay output. DataLogger function. IP68 protection. Ex version. Wide range of accessories. APPLICATIONS :: Water... [See More]

  • Electrical Output: Analog Current; Switch / Alarm Relay
  • pH Measurement Features: pH Reference Electrode Input; Temperature Measurement
  • pH range: 0.0 to 14
  • Process Temp: 5 to 212
C200 Series Electrochemical Converter -- C210
from optek-Danulat, Inc.

The CONTROL 200 electrochemical converter is designed for continuous monitoring and control of pH and conductivity. The C200 series is available either as a single input (pH or conductivity) or dual input (pH and/or conductivity) converter. Operation and programming is simple, using pushbuttons on... [See More]

  • Electrical Output: Analog Current; Switch / Alarm Relay
  • Number of Control Relays: 3
  • pH Measurement Features: Temperature Measurement
  • Form Factor: Panel
Water Treatment Control System -- AquaLynx® 350 LX
from RODI Systems Corp.

4" x 20" LCD [See More]

  • Electrical Output: Analog Current; Discrete Voltage
  • Accuracy: 0.0100
  • pH range: 0.0 to 14
  • pH Measurement Features: pH Reference Electrode Input
Wallace & Tiernan® -- MFC Analyzer / Controller
from Siemens Water Technologies

The MFC analyzer/controller offers an easy, software selectable range of control modes from flow proportional, residual control only, compound loop and set point trim enabling precise control of a chlorinator or metering pump to maintain the desired level of disinfection and water quality. Up to... [See More]

  • Electrical Output: Analog Current
  • Accuracy: 0.0100
  • pH range: 0.0 to 12
  • pH Measurement Features: pH Reference Electrode Input; Temperature Measurement
AMI Deltacon Power -- A-13.441.100
from SWAN Analytical USA, INC.

Two channel electronic transmitter & controller for wall mounting. Features. For simultaneous conductivity measurements before (specific / total conductivity) and after a cation exchanger (acid / cationic conductivity). Measuring range: 0.055 µS/cm to 30 mS. Calculation of pH value and... [See More]

  • Electrical Output: Analog Current
  • Accuracy: -0.0100 to 0.0100
  • pH range: 7.5 to 11.5
  • pH Measurement Features: pH Reference Electrode Input
alpha-pH500 -- TSPHCTP0500
from Thermo Scientific - Water Analysis/Orion Products

New design with Isolated Output - The alpha 500 series transmitter prevents output interference due to electrical noise or leakage from the input source. Cross talk between multiple transmitters in the same loop is also eliminated. *This product is not sold in North America [See More]

  • Electrical Output: Analog Current
  • Accuracy: 0.0100
  • pH range: 0.0 to 14
  • Measures ORP: Yes
2-Wire pH/ORP Analyzer -- PH202G
from Yokogawa Corporation of America

Flexibility, low maintenance and low installation costs are among the benefits of the EXA PH202 pH transmitter. Designed to meet the exacting requirements of measuring pH and ORP in the modern industrial environment, it contains many features to ensure peak precision whatever the application. This... [See More]

  • Electrical Output: Analog Current
  • Accuracy: 0.0100
  • pH range: -2 to 16
  • pH Measurement Features: pH Reference Electrode Input; Temperature Measurement