Smart Solutions for Tomorrows Buildings

Industry

BMS

Project Type

HVAC

Technologies

Mitsubishi PLC and HMI with RTU

About the Client

Dew point, has been established since 2011 to become a multiphase company participating in a variety of industries like Information Technology, Pharmaceutical, Telecommunications, Hospitality etc.

Our Speciality is designing & executing turnkey projects in HVAC, various products, and services through continuous improvement. Dew point is a one stop solution for all your needs in Air-conditioning system.

Business Requirements

The customer was designing a HVAC control system for a Laboratory. The customer preference was to use a PLC instead of a DDC. There were budget limitation on the use of BMS platforms, but the customer was wanting a centralized control and reporting.

Our Solution

After understanding the client’s requirement, we developed the following solution for our client

Hardware/Platform Used

  • PLC
  • HMI

Customer Equipments

  • ODU 
  • VSD

Challenges

  • Central Monitoring and Control using HMI
  • Staging and Balancing Library building
  • Challenging timeline

Key Functions

  • Scheduling
  • Reporting
  • Staging
  • Runtime Balancing
  • Temperature Vs Humidity Mode
  • Day Vs Night Mode

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Impact

Since we were using a PLC based platform the standard schedule object was unavailable, and we had to design multiple libraries to manage the requirements of staging and Sequencing.

The solution eventually, met all customer requirements providing for reports, central control of all labs along with minimal cost.

This also reduced hardware thereby increasing the overall system reliability and maintainability.