Panel / Chassis Mount pH Controllers
Description
Panel / Chassis Mount pH Controllers are devices designed to monitor and control the pH levels of various solutions. They provide rapid on/off control of dosing, ensuring that the pH levels remain within a specified range. These controllers are equipped with various control types, including limit control, linear control, and non-linear control, to suit different monitoring needs. They are capable of handling multiple inputs and outputs, and often include features such as ambient temperature compensation, self-tuning functions, programmable set points, built-in alarms, and visual indicators .
Working Principle
Panel / Chassis Mount pH Controllers operate by continuously measuring the pH level of a solution and comparing it to a set reference point. The controller then initiates corrective actions to maintain the desired pH level. This is achieved through various control methods such as proportional, integral, and derivative (PID) control, which help in eliminating steady-state errors and increasing the speed of response. These controllers are useful because they ensure precise pH control, which is critical in processes where pH levels can affect the quality and safety of the final product .
Applications
Panel / Chassis Mount pH Controllers are used in a variety of specific applications. They are essential in food processing to maintain the quality and safety of food products. In hydroponics, they ensure optimal nutrient absorption by plants. They are also used in water purification systems to ensure safe drinking water, and in waste control to prevent environmental contamination. Additionally, they play a crucial role in neutralization systems, heavy metals recovery, plating control, scrubber control, pool and spa control, environmental studies, water treatment, water quality monitoring, and disinfection processes .
Limitations
One of the limitations of Panel / Chassis Mount pH Controllers is that they can be noisy and may seem unstable when using proportional derivative control. This can affect the accuracy and reliability of the pH control in certain applications. Additionally, the complexity of the control systems may require specialized knowledge for setup and maintenance, which can be a barrier for some users .
Considerations
When selecting and using Panel / Chassis Mount pH Controllers, several considerations should be taken into account. Initial costs can vary depending on the features and specifications of the controller. Operating expenses may include the cost of calibration and maintenance to ensure accuracy and reliability. Durability is an important factor, as controllers need to withstand the environmental conditions of their specific applications. Accuracy is critical, especially in applications where precise pH control is necessary. Replacement and maintenance costs should also be considered, as these can impact the overall cost of ownership over time .
from Fortrans Inc.
Model 5000M pH Monitor and Data Logger System. The Fortrans, Inc. ® Model 5000M pH monitor and data logger system is a top-quality industrial process water pH monitoring system with built-in data logging capabilities. This pH monitor ensures that wastewater is being discharged under the legal... [See More]
- Form Factor: Chassis
- Control: Limit
- Controller Type: pH / ORP
- Features: PLC; Datalogger; Rate Indication/ Control
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]
- Form Factor: Board (optional feature); Chassis; Rack; Stand-Alone; Wall Mount
- 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
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]
- Form Factor: Chassis
- Control: Limit
- Controller Type: pH / ORP
- Interface: Digital Front Panel
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]
- Form Factor: Chassis
- Control: Limit; PID
- Controller Type: pH / ORP
- Features: Multi-Function; Rate Indication/ Control; Totalizing (Length or Roll Diameter) Indication/ Control
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]
- Form Factor: Chassis; Wall, Pole
- Control: Linear; PID
- Controller Type: Laboratory; pH / ORP (optional feature); Conductivity, pH/DO
- Features: Multi-Function; Datalogger
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]
- Form Factor: Chassis; Rack; Stand-Alone; Table Top Mount
- 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
from OMEGA Engineering, Inc.
The PHCN-961/962 series of pH controller and transmitter provides a reliable method of monitoring and controlling pH in water treatment, electrolytic water cleaning, chemical industry, food process, cleaning water or wastewater treatment, and neutralization processes. The controllers standard... [See More]
- Form Factor: Chassis
- Control: Limit
- Controller Type: pH / ORP
- Interface: Digital Front Panel
from Iwaki America and Walchem, IWAKI America Inc
The WPH410/420 Series pH/ORP on-line process controllers are designed for a broad range of industrial, commercial, and municipal water treatment applications. WPH controllers are easily configured to accurately measure pH or mV (ORP) values from Walchem ’s WEL and WDS differential combination... [See More]
- Form Factor: Chassis
- Control: Limit
- Controller Type: pH / ORP
- Features: Multi-Function
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]
- Form Factor: Chassis
- Control: Limit
- Controller Type: pH / ORP
- Features: Rate Indication/ Control
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]
- Form Factor: Chassis
- Control: Limit; PID; Other; Flow Based / Timer
- Controller Type: pH / ORP
- Features: Multi-Function; Datalogger