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BCST temperature controller can eliminate human error that can occur by attempting to control temperatures manually.

  • Save time & Minimizes cost.
  • Automate your process from start to finish.
  • Benefit from tighter control of process temperatures.
  • Regulate your heating or cooling process.
  • Save labor cost
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BCST Reliable Temperature Controller Supplier from China

BCST temperature controller is a device used to control a heater by comparing a sensor signal with a set point and performing calculations based on the deviation between these values. BCST temperature controllers control the temperature so that the process value will be the same as the set point. Still, the response will differ due to the characteristics of the managed object and the control method of the temperature controller. Temperature controllers are essential in maintaining a specific temperature in any situation. This can be when an object must be heated, cooled, or both and remain at the target temperature, regardless of its changing environment. The two basic types of temperature control are open loop and closed loop.

Temperature controllers in the industry work much like they do in typical household applications. A primary temperature controller is used to control industrial heating and cooling processes. In a specific application, the sensors measure the actual temperature. This detected temperature is constantly compared to a user set point. When the actual temperature deviates from the set point, the controller generates an output signal to activate other temperature control devices such as heating elements or refrigeration components to bring the temperature back to the set point. Typical uses of temperature controllers include plastic extrusion and injection-molding machines, thermoforming machines, packaging machines, food processing, food storage, and blood banks.

Best Temperature Controller for Your Project

BCST is a professional manufacturer with 22 years of experience in production and exporting temperature controllers. BCST is a registered global brand, a substantially concentrated inflow fluid control and measurement solution. Each temperature controller is tested and collaborated by our automatic production line providing a complete test certificate ensure the quality of the product.

BCST has enough raw materials in stock and professional technical staff that can quickly realize your unique requirements. In addition, BCST has over 20 times of product history and ten times of export experience. BCST gives you the best result for temperature controllers.

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Temperature Controller Applications

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Temperature Controller-FAQ


What are the distinctive sorts of temperature controllers?

It would be best to consider exceptional temperature controller styles; a temperature controller has three exceptional types.

  • On-off temperature controller
  • Proportional temperature controller,
  • PID temperature controller.

Temperature Controller

On/off temperature controller: 

Another call for an on/off temperature controller is the signaler temperature controller or bang-bang controller. It can set its output. After that, the system fee rises while it’s far much less than the wanted set factor. As the system temperature increases over a fixed factor, the output and output Change, and it will fall.

Working of on-off temperature controller:

An off-temperature controller is a heating tool; in reverse, you can use an acting control activity. The on-off temperature controller includes making the heater on when the atmosphere is freezing and shutting it off when it’s sweltering. Many human beings recognize the approach because the house enteral heating thermostat works in the same way. Cooling programs like a fridge use a direct-appearing management movement. And the output begins off evolving while the system is scorching.

selecting on-off temperature controller:

  • The on-off temperature controlleris computable if the response in the delay is not too long when the output is in working condition, and the increase is low. On-off temperature controllers are ideal if you do not want a robust system.
  • You should select an on-off temperature controllerfor your system because it is straightforward, you need to set the switching difference, and the other thing you need to set is a set point.

Proportional form of temperature controller:

A proportional temperature controller is a tool that you could use to present a quit to biking associated with an on-off temperature management device. A proportional temperature controller has additionally been given a characteristic that lessens the electrical energy. It is supplied to the heater while the temperature reaches the set factor. It slows down the heater so that the heater will now no longer exceed the set factor. But then proportional will attain the set factor, adjusting the temperature and guarantee it’s clean operating. You can do that proportioning movement by letting the output be on and rancid for shorter periods. The time corresponding differs the ratio of on-time to off-time for controlling the temperature in a temperature controller. The corresponding movement takes location within the side of the proportional band throughout a fixed factor temperature, while outdoor of this band, the feature of the temperature controller, may also change. It can make paintings as an on-off device. Its output can be on or off, and the ratio of dimension distinction from the set factor. You can observe the output ratio of 1: 1; because of this, the on-time and rancid-time are equal. And if the output exceeds the set factor. But if the temperature decreases, then the set factor. It will be for an extended section of time; however, if the temperature is extraordinarily high, you could extend the output.

Where to apply proporti

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onal temperature controller:

You can use a proportional temperature controller in programs wherein you want big temperature cycles, Processes that include long-term decays, and a more significant escalation price. I.e., warmness exchangers want big bands to quit temperature rise.

PID form of temperature controls: 

The 0.33 form of temperature controller that offers proportional, by-product, and crucial management is called PID controller. This form of the temperature controller is a virtual temperature controller that joins proportional management and includes extra modifications to make the device capable of mechanical stability the modifications that arise within the side of the device. You can display the modifications which can be crucial and by-products in time-primarily based units. You could additionally point them out with the assistance of their reciprocals, which can be reset and priced. You can set the period crucial and by-product individually; otherwise, you need to track it to a selected device using trial and error.

A PID temperature controller gives more precise, accurate, and stable temperature control than the other two temperature controller types. You can use this kind of temperature controller in applications with a competitively small mass. This kind of temperature controller responds swiftly to the variation in the energy of the process.

Temperature Controller

Where you can use PID controller:

You can use a PID temperature controller in the palace, where there is often variation in load. And you expect to make up temperature controller automatically because of immediate variations in set point,

you should control The amount of available energy or the amount of mass.

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What distinguishes the on/off temperature controller and PID temperature controller?

The PID temperature controller decreases energy because the temperature reaches the set factor to fulfil the advert. PID stands for crucial proportional by-product; the controller uses a manage loop remarks mechanism to govern system variables. They are the maximum correct and robust temperature controllers. PID temperature controller is particular from the on/off temperature controller as 100% energy is implemented until the set factor is reached. The energy is reduced to 0% until the system temperature falls beneath the set factor. PID temperature controller is extra valuable, feasible, and clean to implement. It makes the device quicker via way of means of lowering the time constant. It reduces the steady-nation error, enhancing the steadiness of the device.

However, the on/off temperature controller is low in cost. However, the main drawback of the on/off the machine is that its ordinary situation is regular cycling.

 What are thermocouple and RTD in temperature controller electro-mechanic relay and SSR?

A thermocouple RTD in temperature controller is a temperature sensor that uses a phenomenon (the see back effect) that produces the thermos electromotive force according to the temperature between the joint end and the open end of different types of metal that have been joint together at one end in temperature controller.

RTD stands for Resistance Temperature Detectors in a temperature controller that could be a temperature sensor consists of a sensor that contains a resistor that changes resistance value as its temperature changes. The renowned of all is Pt100.RTD elements consist of affine coiled wire wrapped around a ceramic or a glass core.

Temperature Controller

SSR is the short form of ‘Solid state relay “, which is a relay that has no moving part. It is a semiconductor equitant to the electromechanical relay. It may use to control electric loads in a temperature controller without using the moving parts. Infect is a transistor activated by a small AC or DC control signal produced by the temperature controller.

What is the significance of a temperature control unit, and what are its essential features in a temperature controller?

Temperature management devices are without a doubt critical in temperature management. They serve in methods within side the temperature management machine:

  • The first is the heating level, in which warmness is furnished to the purchaser may use in tool dies, rollers, containers, or reactors, that need to be brought to a specific temperature for a particular production process.
  • The second stage is maintaining the temperature of the consumer at the best production temperature in the temperature controller.
  • Max inlet temperature.
  • Heat switch -medium Pump capacity,
  • warmness capacity, Cooling capacity Connection current

 How are you able to pick out the best virtual temperature controller?

You have to pick out the virtual temperature controller having the subsequent capabilities.

You should know enough about the input sensor type (thermocouple, RTD) and temperature range in a digital temperature controller.

  • Keeping in mind the type of output required (electromechanical relay, SSR, analogue output)
  • Control algorithm required (PID, ON/OFF, proportion)
  • Number and type of outputs needed (heat, alarm, limit, cool)

When does the temperature control unit heat, and when does it cool? Is this automatically done?

The infect temperature control unit operates in 3 different stages in a temperature controller:

  1. Heating
  2. Cooling
  3. Maintaining

The first section is heating in a temperature controller’s management unit. The temperature control unit heats up to production temperature until the desired ‘initial temperature is reached; the unit switches between heating and cooling modes in the second production phase.

The third phase is maintaining temperature. A temperature controller works correctly through the use of those temperature management units.

What happens when the temperature controller power up?


When you turn on the temperature controller by passing the ‘I’ end of the 15A power switch on the front panel-A-is displayed in the upper display; when an MMA-15temperature controller is powered up, and firmware level showed in the lower display—next, all segments of the display along with all LED indicator lights.

Idle Mode:

Idle Mode prevents the module from returning output to the new going for walks device of the heater after the lack of entering energy. The output energy stays off while the enter energy is carried to the module.

Control Mode:

After you take out temperature management in idle Mode, it will likely be on top of things Mode used within the temperature controller. Suppose the temperature controller is in near loop mode. In that case, the development of the temperature controller that follows while the unit is taken out of the idle and the nation of temperature management relies upon the method fee.

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