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FAQ for your search:

What is the difference between a transmitter, intelligent sensor and sensor controller?

Sentera offers three sensor types: transmitters, intelligent sensors, and sensor controllers. The main difference between these types is the functionality, or t

How to control EC fan speed?

An EC motor or Electronically Commutated motor can be seen as an AC motor with integrated fan speed controller. The EC motor requires an indication of the desir

How to adjust parameters of a Sentera device?

All parameters of Sentera devices can be read and adjusted via Modbus RTU communication. These parameters can be subdivided into Input registers and Holding reg

What is the difference between an AC and EC motor?

In HVAC business, an induction motor is often referred to as ‘AC motor’. These motor types have a stator winding to generate the required magnetic field to g

How to regulate AC fan speed?

In general, there are two ways to regulate AC fan speed: 1. Reducing the motor voltageReducing motor voltage reduces both motor speed and motor torque - t

What is indoor air quality or IAQ?

In the developed world, we spend 90% of our time indoors. Research shows that key pollutants are up to five times more concentrated inside than outside. Accordi

What is Modbus RTU communication?

Open communication protocol Modbus is an open communication protocol, meaning that it's free for manufacturers to build into their equipment without having to

What is PoM or Power over Modbus?

Many Sentera products can share information via Modbus communication. Modbus is a serial communication protocol that uses RS485 technology. Sentera Modbus-compa

What is an electronic fan speed controller for AC motors?

Electronic fan speed controllers offer continuous variable fan speed control by reducing the motor voltage. To reduce the motor voltage, they use phase angle co

What is a potentiometer?

A potentiometer is a device to generate a control signal. A potentiometer is an electronic component that allows you to vary the resistance in a circuit. It co

How to restore the factory default settings of a Sentera device?

The settings of Sentera products can be changed via the parameters in the Modbus Holding registers. We distinguish between communication parameters and operatio

As a company, can I buy on account?

We ask prepayment for private persons and non-HVAC related companies. HVAC professionals who order on regular basis, can buy on account. The first order h

How can I cancel my order?

A private person or non-HVAC professional must pay for the order before it is delivered. Once paid, the order cannot be cancelled. HVAC professionals can

Who is Sentera?

Sentera - innovative and easy to use HVAC control solutions! It's our mission to optimise your comfort and indoor air quality by regulating fresh air supply and

What are the opening hours of Sentera?

To collect products, you must make an appointment. Our offices and warehouse are open on normal business days from 08:30 - 12:00 and from 13:00 - 17:00.

Does Sentera have a showroom?

Sentera does not have a physical showroom. Via our website, social media and videos, we provide detailed information about our products and HVAC control

How can I create my e-Commerce account?

The Sentera e-Commerce platform is available in all European countries. Everyone can create a free account on the Sentera e-Commerce platform. How to create y

How can I download my Sentera price list?

We distinguish between private persons, non-HVAC related companies, and HVAC related companies. Only HVAC professionals can download a price list. 1. Log in

What is SenteraWeb?

SenteraWeb is the online HVAC portal to log data and to monitor or control your HVAC installation. Via SenteraWeb, it is possible to monitor or remo

How to restore the connection with my Senteraweb installation?

In some cases , your Sentera installation can get disconnected from SenteraWeb. This can occur if the modem (access point) has been replaced or restarted. To r

How can I return purchased products?

Non-HVAC professionals or private persons have the right to return products that they have purchased from Sentera up to 14 days after delivery. HVAC professiona

Why to create a SenteraWeb account?

Via SenteraWeb - the online HVAC portal - it is possible to: - Adjust parameter settings and configure connected devices - Remotely monitor connected

What is a transformer fan speed controller for AC motors?

Transformer fan speed controllers regulate fan speed in steps by reducing the motor voltage. Usually fan speed can be regulated from low to high speed in 5 step

What is a Modbus Network Bus Terminator or NBT?

Disruptions in a communication network can be prevented by using Network Bus Terminators or NBTs. Modbus Network Bus Terminators reduce voltage reflections in t

What is a control signal?

A control signal is typically used to control an electronic device. This can be a fan speed controller, a damper actuator, an EC fan, etc. An example: Telling a

What is the difference between VDC and VAC?

Alternating Current (AC) and Direct Current (DC) are the two types of electric currents that coexists in our daily life. They are both used for supplying power

Why is mechanical ventilation important in buildings?

Mechanical ventilation is essential in buildings for several reasons: 1. Air quality: Proper ventilation helps to maintain good indoor air quality by removing

What is Baudrate in a Modbus RTU network?

The Modbus RTU (Remote Terminal Unit) protocol is widely used in the HVAC industry and in industrial automation systems for communication between devices. Baudr

What are the key components of an air handling unit?

The main parts of an air-handling unit (AHU) are shown on the drawing below. This picture will be used as an example; however, many other different combinations
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