Home Controls TechTime
TECHTIME
Controls
TechTime is a Neptronic publication aiming to inform you on the best ways to deal with common issues highlighted by our technical support team. In this section you will find all Tech Time articles related to Controls products.
June 2019
Positive Pressure How Neptronic's SPC works in a variety of applications
This month we explore Neptronic's SPC, a cost effective and versatile stand-alone controller. Click here to learn more.
May 2018
It's all about organization: Introduction to Controls Wiring Basics Continued from March
This month we continue our discussion on the basics of controls wiring, including power supply, temperature sensors and wall mount controllers. We also cover the use of terminal strips, transducers, various forms of outputs and more. Click here to learn more.
March 2018
It's all about organization: Control Wiring Basics
In this article, we learn the importance of creating an equipment list at the outset of wiring the controller; the difference between Analog and Digital Binary signals; types of Inputs and Outputs and more. Click  here to learn more.
February 2018
Fan Coil Controllers Selecting the right one for your application
In this article, our specialist outlines some of the selection criteria needed in making the best choice for your application, as well as providing the situational pros and cons of our controller series. Click here to learn more.
December 2017
Dual Duct Terminal Units Part Two - The Controllers
In this second part of the series, our expert discusses the Neptronic controllers used in these kinds of applications. Click here to learn more.
November 2017
When two is better than one: The basics of a dual Duct Terminal Unit
When it pays to spend - How a dual duct unit promotes efficiency and saves energy ... Click here to learn more.
October 2017
The K factor Perfecting Airflow
The Kfactor - What is it? Is it important and why? Where do we find it? Click here to learn more.
September 2017
Cover Story User Restrictions & Controller Protections, Part 3
Our final instalment of a 3 part series - this month it's all about additional safeties, flow switches and controller display information. Click here to learn more.
July 2017
Cover Story User Restrictions & Controller Protections, Part 2
The continuation of our Cover Story series, based on June's webinar: this month's feature looks at Unoccupied/Night Setback Modes and Humidity Control. Click here to learn more.
June 2017
Cover Story User Restrictions & Controller Protections
This month's topic was also a feature webinar this month. Understanding setpoints, and determining which mode is appropriate for day and night in your space is key to having your system function at its optimal efficiency. Click here to learn more.
May 2017
Where's Waldo? Finding Model and Revision Numbers on Neptronic Controllers, Thermostats and Sensors
When calling for technical support, it is very important to be able to identify the controllers and accessories for us to provide the best support possible. The following paragraphs provide notes and tips on how to find this information. Click here to learn more.
April 2017
Free Surfing Lessons Website Navigation
In this edition of TechTime, you will find a few pointers on how to browse our website in order to find information about our HVAC Controls. Click here to learn more.
March 2017
The Sky Is Not the Limit User Permissions & Restrictions
There are many features to limit or restrict users from changing setpoints or configuration settings. To avoid problems caused by illogical setting changes made by some users, a few restrictions can be added. Click here to learn more.
February 2017
Thinking Outside the Fan Powered Box EVC Fan Powered Box Options
As you may know, the EVCB series controllers have the ability to control fan powered boxes. Click here to learn more.
January 2017
Ramp It Up VAV Ramps and Controller Possiblities
The following article explains the various VAV ramps available on our products. Not all controllers come with the same options. Click here to learn more.
December 2016
No Time to Waste Copy Configurations Feature
We all need to have some tools to help us gain in productivity. All Neptronic BACnet controllers have a feature called "Copy Config" to help you do just that. Click here to learn more about this feature.
November 2016
Under Pressure Pressure Independent Control Valves (PICV): Principle of Operation
Pressure Independent Control Valves (PICV) can help reduce energy costs and increase occupant comfort in heating and cooling coil applications in building. Click here to learn more PICV's principle of operation.
October 2016
A World of Possibilities Heat Pump Applications Using the TUCB Series Controller
The Universal Controller (TUCB series) can be used for fan coil units as well as heat pumps. The two functions are separated by a configuration named "Heat Pump Option". Click here to learn more.
August 2016
Setting the Stages Electric Heater Stage Configuration
There are many ways to control an electric duct heater: modulating (0-10Vdc), pulse (24Vac or dry contact), On/Off (24Vac) or stages. In this document we will consider on/off or staged control. Click here to learn more.
July 2016
Easy as 1, 2, 3 How to Manually Modify the Schedule via Tridium Workplace AX (Niagara)
Neptronic's 2nd generation controllers now have an integrated BACnet schedule. This allows the user to set one schedule for the building via the BMS or set zones individually via the BACnet schedule. Here is a step-by-step guide to manually modify the schedule via Tridium Workplace AX (Niagara). Click here to learn more.
June 2016
BTL - Isn't That Some Kind of Sandwich? Understanding the New BTL Certification for Neptronic Products
This article is the last in a series of three articles on BACnet Wiring. This series will cover the basic do's and don'ts with detailed explanations and useful tips. Click here to learn more about those changes.
May 2016
Whatever Floats Your Boat Setting Up Floating Signal or Three Position Control
Tri-state control, commonly known as three-point floating, is used as a modulating signal to drive the actuator closed or opened. Click here to learn how to configure a floating signal for the EVC series controller.
April 2016
Do's and Don'ts BACnet Wiring
This article is the last in a series of three articles on BACnet Wiring. This series will cover the basic do's and don'ts with detailed explanations and useful tips. Click here to learn more.
March 2016
Do's and Don'ts BACnet Wiring
The second article of a series of three on BACnet wiring where we will cover the basic do's and don'ts with detailed explanation and useful tips. Click here to learn more.
February 2016
Do's and Don'ts BACnet Wiring
The first article of a series of three on BACnet wiring where we will cover the basic do's and don'ts with detailed explanation and useful tips. Click here to learn more.
December 2015
It's All About the Curves Choosing the right temperature sensor
There are many temperature sensors on the market and it can be challenging to choose. To simplify, we can break it down into three categories: class, resistance, type or curve. Click here to learn more.
November 2015
Sensor Vs. Switch Changeover on the EVCB Series Controllers
In one-mode central systems, VAV controllers are set directly in the system’s mode but with two mode central systems, the controllers need to know if the air is cool or hot. In order for the controller to know the difference, a changeover temperature sensor or switch is required. Click here to learn more.
October 2015
Keep it up BACnet native restore function
The new Neptronic application specific controllers (ASC's) now support BACnet native restore function.This means the new EVC VAV controller, EFC fan coil controller and TUCB universal wall controller can be directly upgraded over RS485 BACnet MS-TP in the field. Click here to learn more.
August 2015
Time for Change Understanding COV (Change of Value)
Newly updated Neptronic EFCB & EVCB controllers now support advanced BACnet services (COV Services). Native COV service at the controller level helps speed up your MS-TP refresh rate. Click here to know more about how COV works.
July 2015
What’s the Difference? 2 Pipe vs 4 Pipe Fan Coil
There are many questions that arise when setting up a fan coil controller. Most of these interrogations come when setting up a TFC series controllers. While in the configuration of the TFC, one of the first settings asks if it is a 2 pipe or 4 pipe system. In order to clarify the differences, we will expose these two concepts here
June 2015
Preparation is Key New Equipment Wiring & Configuration
Wiring and configuring new equipment can sometimes be challenging. Preparation is key and here is a little break down of the procedure used by our technical support team to be able to propose the most efficient solution.
May 2015
Wiring 101 Power Supply and Sink/Source
Sometimes, controllers' power supply and wiring can seem complicated. However, it is crucial to have a good understanding of the correct way to make the connections to avoid potential issues. Click here or a quick explanation of Neptronic's EVC and EFC controllers' power wiring and a clarification on the distinction between soure or sink on the TRIAC outputs.
April 2015
Keep it Fresh: Below 0ºC (32ºF) Fresh Air Application Controllers
The default controller sold for fresh air applications is the TRO5404. The operating temperature range of this controller is 0°C to 50°C (32°F to 122°F) and the setpoint range is 10°C to 35°C (50°F to 95°F). For temperatures below 0°C (32°F), you must use another controller with an extended temperature range. Click here which one to choose.