medigaq.blogg.se - Universal bus running status

When the start for the AHU is initiated, the control program residing in the controller follows the following sequence

selector switch installed in the MCC must be in Auto Position), the unit is started and stopped from the BMS via a time schedule or BMS override command. Provide 15 seconds (adjustable) time delays before generating an alarm.

All alarms shall be recorded in an alarm log for future review.

An advisory alarm shall occur when the run status of the load shows operation and the load has been commanded to be off.

A failure alarm shall occur when the run status of the load shows no operation, and the load has been commanded to be on.

Software alarms shall be generated at the operator workstation whenever the run status of the supply fan (with differential pressure switch) does not match the current command state.

Differential pressure switches for 2 set of filters System Monitoring and Alarm.

Supply air differential pressure switch.

Supply and Return Air temperature sensors.

Outdoor & re-circulating air modulating damper.

Duct mounted supply air pressure sensor.

Chilled water coil with the 2-Way modulating control valve.

The variable speeds Air Handling Units are used to serve air conditioning need for all area ofīuildings The Air Handling Unit comprises

Still tons of systems evolved in the modern-day building to facilitate the people.Pumping system used in the building to pump the water to the required area.UPS is to provide to the uninterrupted power supply in the building for electrical equipment.In case of fire Firefighting system aims to protect human life and property in the building by a large amount of water and other gas.A fire alarm system is the life safety system to warn people by audio and visual to protect their lives from fires, smoke, carbon mono oxide and other toxic elements for the human.Access control systems may also be used to control access into certain areas located within the interior of buildings.

CCTV helps to facility management to secure the building.The lighting control system which has a variety of lightings in buildings that needs to be on and off effectively and save energy while tenants not available.HVAC System helps to facilitate and provide comfortable and healthy air conditioning to tenants.