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FAQ for your search:

What cable to use for a Modbus network?

Sentera products share information via Modbus communication. Modbus is a serial communication protocol that uses RS485 technology. Based on that technology,

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 PI control?

PI control is the abbreviation of Proportional Integral control. PI control is a commonly used method in control systems to correct the error between the desire

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

Can I use a Sentera transmitter for agriculture or horticulture applications?

Sentera has products for a wide range of applications. Agriculture is one of those. Sentera products in this category measure CO2, soil moisture, relative humid

How does an NDIR CO2 Sensor Work?

NDIR stands for “nondispersive infrared”. Today, it is the most common sensor type for the measurement of CO2, carbon dioxide, concentrations in an environment.

How to recalibrate a CO2 sensor?

Virtually all gas sensors are subject to some sort of drift, including CO2 sensors. The degree of drift is partially dependent on the use of quality components

Where does Sentera deliver?

At Sentera, we strive to make our products accessible globally. We provides worldwide shipping services. To ensure transparent pricing, please be aware that shi

How to set up an installation in SenteraWeb?

1. Log in via: https://www.senteraweb.eu/en/Account/Login 2. Click Add installation 3. Enter the serial number of your Sentera internet gateway in the f

How to add a contact person for your installation?

1. Log in via: https://www.senteraweb.eu/en/Account/Login 2. Select the installation and click the button Add person 3. Complete the form Users

How to modify or remove an existing contact person?

1. Log in via: https://www.senteraweb.eu/en/Account/Login 2. Select the installation 3. Click on the blue status link of the contact person that you

How to remove an installation?

1. Select the correct installation and check if you are configurator of the installation that you want to delete. Only configurators can delete an installatio

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

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 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

How to measure air volume flow or air velocity?

A balanced ventilation system supplies fresh air to the building while it extracts stale air from the building. To check whether there is sufficient ventilation

Where to find price and lead times of Sentera products?

Available stock and lead times (3) of Sentera products are visible for all users of our website. Current stock are the number of items that we currently have on

How to find a product on the website?

The website of Sentera offers a comprehensive and user-friendly approach to finding a product, providing multiple ways to cater to various search preferences an

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 should I pay attention to when creating a Modbus RTU network?

What is (RS485) Modbus RTU communication? Modbus RTU is an open serial protocol derived from the master/slave architecture (now client/server) originally develo

How does an electric autotransformer work?

An electric autotransformer is a type of transformer that has a single winding with multiple voltage taps. It operates based on the principles of electromagneti

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

What is the best placement for sensors on air handling unit?

Sentera offers a wide range of control solutions for your air-handling units (AHU). These solutions include various sensors, a certain amount of which come pre-

How to mount a room sensor?

The room sensors of Sentera are intended for wall installation indoors. The front cover of the sensors is made of ASA (Acrylonitrile Styrene Acrylate) plastic,

How to replace a gateway in an installation?

This article should help users of SenteraWeb to replace the gateway in an installation. This could be necessary due to gateway malfunction or system modificatio

How to use a frequency inverter?

Sentera has a wide range of products and solutions to control fans and monitor indoor air quality. Our product range has a modular structure, which offers enorm

What are 3-speed control switches?

3-speed control switch for three-speed AC motors With our SMT-1-30-series you can manually control 3-speed AC fans in 3 steps. They are available with or withou

Why do I need an E-commerce account?

The Advantages of a Sentera E-commerce Account Having a Sentera e-commerce account offers a wealth of benefits, whether you're a private individual, a com

Which email address should I use for order inquiries?

Seamless Ordering Through Our Online Shop We’ve designed our online shop to be your primary hub for all your ordering needs, offering you a streamlined an
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