Gas / Air Temperature Controllers
Last Updated: April 1, 2025
Description
Gas/Air Temperature Controllers are devices used to maintain a specific temperature by regulating the flow of gas or air. These controllers are essential in processes where precise temperature control is necessary to ensure optimal performance and safety.
Working Principle
Gas/Air Temperature Controllers operate by using sensors to measure the current temperature and compare it to a desired set point. They employ control algorithms, such as Proportional-Integral-Derivative (PID) control, to adjust the heating or cooling elements accordingly. PID controllers provide an output signal proportional to the difference between the set point and the measured temperature, allowing for precise regulation and minimizing temperature fluctuations . This closed-loop control system ensures that the temperature remains constant, making these controllers useful in maintaining stable conditions in various industrial processes .
Applications
Gas/Air Temperature Controllers are widely used in industrial settings where precise temperature control is critical. Specific examples include:
- Chemical Processing: Maintaining the correct temperature in reactors to ensure proper chemical reactions.
- HVAC Systems: Regulating air temperature in heating, ventilation, and air conditioning systems to provide comfort and energy efficiency.
- Food and Beverage Industry: Controlling the temperature in ovens and refrigeration units to ensure food safety and quality.
Advantages over other Temperature Controllers
Gas/Air Temperature Controllers, particularly those using PID control, offer several advantages over simpler on-off controllers. They provide more precise temperature regulation, reducing temperature oscillations and overshoot . This precision is crucial in processes where even slight temperature variations can lead to significant quality issues or safety hazards.
Limitations
One limitation of Gas/Air Temperature Controllers is their complexity compared to simpler control systems. The need for precise calibration and tuning of PID parameters can be challenging and may require specialized knowledge. Additionally, these controllers may not be suitable for applications where rapid temperature changes are needed, as the PID control process can introduce delays.
Considerations
When selecting Gas/Air Temperature Controllers, several factors should be considered:
- Initial Costs: These controllers can be more expensive upfront due to their complexity and the need for precise sensors and control algorithms.
- Operating Expense: While they may have higher initial costs, their ability to maintain precise temperature control can lead to energy savings and reduced operational costs over time.
- Durability and Maintenance: Regular maintenance and calibration are necessary to ensure long-term accuracy and reliability. The durability of the sensors and control components should also be considered, especially in harsh industrial environments.
- Accuracy: The precision of these controllers is a significant advantage, but it requires careful setup and tuning to achieve optimal performance.
from EXAIR
EXAIR's digital ETC (Electronic Temperature Control) provides precise temperature control for your electrical enclosure. It can accurately maintain a constant temperature that is slightly under the maximum rating of the electronics, permitting just enough cooling for the electronics without going so... [See More]
- Media: Gas
- Interface: Digital Front Panel
- Control: Limit
- Inputs: 1
from STEGO
The electronic DC hygrostat with integrated switch module is used to control heating and cooling equipment, filter fans or signal devices through the relay. The hygrostat measures the relative humidity and can switch a signal current via an internal relay. The external sensor can be positioned... [See More]
- Media: Gas
- Control: Limit
- Controller Type: Humidity
- Features: Multi-Function
from WATTCO
Explosion Proof Temperature Control Panels (sometimes abbreviated as 'HAZLOC') come with any of the On-Off, Multistage, SCR direct and hybrid control panel options. They are designed not create a spark for potentially dangerous locations that have high concentrations for volatile liquids or gases... [See More]
- Media: Liquid; Gas
- Form Factor: Chassis
- Control: Limit
- Control Signal: Switched Output
from Thermon, Inc
This unit is designed with a bulb and capillary assembly that automatically regulates the fuel flow to the Cata-Dyne ™ heater. The sensing bulb is filled with temperature sensitive liquid, which responds to changes in temperature by expanding or contracting. This modulates the flow of fuel... [See More]
- Media: Gas
- Interface: Switches
- Control: Limit
- Control Signal: Other
from STEGO
The electronic hygrotherm simultaneously monitors temperature and air humidity in enclosures and cabinets. Condensation is avoided by switching the heating and fans as required. In the design with an external sensor, this can be placed anywhere in the enclosure, enabling precise measurement. [See More]
- Media: Gas
- Control: Limit
- Controller Type: Humidity
- Features: Multi-Function
from WATTCO
Hybrid Temperature Control Panels come with the On-Off panels with the following options: - CTRL Transformer. - Contactors and Fuses for multiple load variations. - Step controller. - SCR. Advantages: The Solid State Switching devices are semi conductor devices that control the power, either voltage... [See More]
- Media: Liquid; Gas
- Form Factor: Chassis
- Control: Limit
- Control Signal: Switched Output
from WATTCO
WATTCO Multistage Temperature Control Panels come with the On-Off panels with the following options: - 24V transformer. - Step Controller. - Contactors and Fuses for multiple load variations. - Option to have an SCR Contactor. Specifications: There are a number of outputs that are used with... [See More]
- Media: Liquid; Gas
- Form Factor: Chassis
- Control: Limit
- Control Signal: Switched Output
from Cubic Sensor and Instrument Co.,Ltd.
INTRODUCTION. AM6108 HVAC system controller is with built-in IAQ sensor modules, which integrated NDIR CO2 sensor, laser PM2.5 sensor, HVAC indoor air quality sensor. It can monitor and display indoor CO2 concentration, PM1.0 PM2.5 PM10 concentration, HCHO, VOC and RH&T. The signal of controller can... [See More]
- Media: Gas
- Control: Linear; PID
- Controller Type: Environmental; HVAC; Humidity
- Features: PLC; Multi-Function; Rate Indication/ Control
from DBK USA, Inc.
DBK ’s FGDT D-Stat (dualstat) has a patented over and under design with two separate thermostats within one housing. The D-Stats can simultaneously control independent heating and cooling equipment. They are made with reliable bimetal technology. D-Stats have a unique narrow 33mm profile and... [See More]
- Media: Gas
- Form Factor: DIN
- Control: Limit
- Interface: Switches
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]
- Media: Liquid; Solid; Gas
- Control: Limit; Linear; Feedforward; PID
- Controller Type: Laboratory
- Features: PLC; Multi-Function; Datalogger; Is a Chart Recorder; Rate Indication/ Control; Totalizing (Length or Roll Diameter) Indication/ Control
from Thermotron Industries
Thermotron ’s 8800 Controller incorporates state-of-the-art controlling, monitoring, graphing, and reporting on a 12 ” touchscreen for a wide range of Thermotron environmental test chambers. Data collection and operation are intuitive and reliable with a Windows ®-based interface. [See More]
- Media: Gas
- Features: Datalogger; PC-Based
- Controller Type: Environmental; Humidity; Laboratory; Environmental Testing Chambers
- Form Factor: Chassis
from Distech Controls, Inc.
Roof top & heat pump applications, 2 digital inputs (software configurable) [See More]
- Media: Gas; Other; Oil, or Electric System
- Features: Multi-Function
- Control: PID
- Form Factor: Chassis; DIN
from Eaton | Power Quality
Eaton's HCS Active Airflow Manager measures pressure differentials and temperature to regulate fan operation in active systems. Allocating the correct amount of airflow at known intake locations is the key to reducing energy consumption while increasing equipment performance. Best practices such as... [See More]
- Media: Gas
- Form Factor: Chassis
- Features: Datalogger; Rate Indication/ Control
- Interface: Network
from Traceable® Products
Turn equipment on/off at any temperature Controller turns any piece of equipment on or off when temperature rises above high set point or falls below low-set point. Wide setting range of -4 to 140°F and -20 to 60°C permits maintaining temperatures above or below ambient. Control heating elements,... [See More]
- Media: Gas
- Form Factor: Stand-Alone
- Control: Limit
- Interface: Digital Front Panel
from Smart Fog
Smart Fog ® CPLC 1 Zone Controller Unit is an industrial relative humidity and temperature controller. This unit provides accurate, user friendly control interface. Propriatory intelligent algorithms provide unsurpassed accuracy and set and forget functionality. Product Advantages: Competely... [See More]
- Media: Liquid; Gas
- Control: Nonlinear
- Controller Type: Environmental; HVAC; Humidity
- Features: PLC
from Viconics Technologies Inc.
Introducing the VT7657 and VT7607 scheduling and non-Scheduling staged equipment controller with integrated space humidity control. These new additions to the VT7000 series thermostat family are taking space comfort to an all-new level!. Advanced PI humidification / dehumidification and temperature... [See More]
- Media: Gas
- Control: Limit; PID
- Controller Type: HVAC; Humidity
- Form Factor: Chassis
from Selco Products Company
For applications where high precision temperature control is required and where time and/or temperature reading must be displayed, these electronic controls offer an advanced solution over standard electro-mechanical component thermostats. Selco offers high-end electronic features to provide... [See More]
- Media: Gas
- Interface: Switches; Digital Front Panel
- Form Factor: Board; Stand-Alone
- Inputs: 3
from Conviron
With its modest palette of features and capabilities, the CMP6010 is easy to learn yet powerful and robust in its ability to accurately control. Designed for simplicity and ease of use, the CMP6010 allows you to control temperature, humidity and light. And given its compact, integrated design and... [See More]
- Media: Gas
- Control: Limit; PID
- Controller Type: Humidity; Light Controller
- Features: Multi-Function; Datalogger (optional feature)
from DBK USA, Inc.
• Integrated 35mm DIN Rail mounting features (EN 60715). • Adjustable temperatures control. • Broad temperature range. • 100,000 cycle rating at 100V-250V AC. • Compact and lightweight. • UL, CSA and VDE approved [See More]
- Media: Gas
- Form Factor: DIN
- Control: Limit
- Interface: Switches
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]
- Media: Liquid; Solid; Gas
- Control: Limit; Linear; Feedforward; PID
- Controller Type: Laboratory
- Features: PLC; Multi-Function; Datalogger; Is a Chart Recorder; Rate Indication/ Control; Totalizing (Length or Roll Diameter) Indication/ Control
from Thermotron Industries
The AST-8800 Controller features an intuitive, Windows ®-based user interface specifcially designed for use with HALT HASS test chambers. The flat screen color monitor displays power spectral density, temperature, and vibration data from a HALT or HASS test. Users define how multiple... [See More]
- Media: Gas
- Features: Datalogger; PC-Based
- Controller Type: Environmental; Humidity; Laboratory; Thermal Shock Chambers
- Form Factor: Chassis
from Smart Fog
Smart Fog ® MS100 VB Control Unit is a reliable control center for the MS100 System. Easy plug & play install and maintenance free design provides a bullet proof industrial solution for humidity control appliacation. This unit controls a constant stream of 0 psi water pressure. Unit... [See More]
- Media: Liquid; Gas
- Control: Nonlinear
- Controller Type: Environmental; HVAC; Humidity
- Features: PLC
from Viconics Technologies Inc.
It is not uncommon for most of us to spend up to 90% of our time indoors. A large portion of that time is often dedicated to a working environment in a commercial building. Studies conducted by the Environmental Protection Agency (EPA) show that indoor air can contain levels of pollutants that are... [See More]
- Media: Gas
- Form Factor: Chassis
- Controller Type: HVAC
- Interface: Digital Front Panel
from Conviron
The CMP6050 is the most advanced control system developed by Conviron. Configured to your chamber specifications from the factory, the CMP6050 offers a wide array of set-up, control, and alarm features to fine tune the configuration to your specific requirements. The scalability of the CMP6050... [See More]
- Media: Gas
- Control: Limit
- Controller Type: Humidity; Light and CO2 Controller
- Features: Multi-Function; Datalogger; Is a Chart Recorder
from DBK USA, Inc.
Features. Made from UL approved parts. Supplied as kit or factory fitted. Pre-set temperature values. Applications. Electrical Cabinets, Ticket Machines, Vending Machine [See More]
- Media: Gas
- Control Signal: Analog Voltage Output; Current Loop Output
- Control: Limit
from Thermotron Industries
This climatic chamber controller allows for flexibility and versatility during thermal shock and temperature cycling profile operation. A 12 ” touchscreen displays the intuitive, Windows ®-based operating system. The 8825 Controller allows temperature programs that utilize the chamber's... [See More]
- Media: Gas
- Features: Datalogger; PC-Based
- Controller Type: Environmental; Humidity; Laboratory; Environmental Testing Chambers
- Form Factor: Chassis
from Viconics Technologies Inc.
The HP727-S is an innovative, microcomputer-based single speed controller designed for use in outdoor swimming pool heat pumps. The control features 3 digit LED display, and three push button keys for easy adjustment. The HP727-S monitors both water and evaporator temperature using precise... [See More]
- Media: Gas
- Form Factor: Board