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Base Station Free Cooling Unit Energy Saving Controll System
Base Station Free Cooling Unit Energy Saving Controll System

1: energy saving 2: 48VDC input, auto control, 3: termal speed adjustment 4: fan and air conditioner link control

System monitor:

Type 

Remark 

Analog input

Outdoor temperature

Indoor temperature and humidity

Digital input

1# AirCon conditioner switch state 

2# AirCon conditioner switch state

FCU fan switch state 

Mains state 

Power supply low voltage

Differential pressure gauge state  ( optional )

Smoke alarm ( optional )

Other reserved

Digital output

1# AirCon switch  2# AirCon switch

FCU fan switch      

Reset control for smoke sensor (optional)

Other reserved

Data communication interface for supervision

RS232 port for computer connection ( optional)

8 dry contactors  (optional)

Display

LCD local display

Keyboard

4 buttons available

Temperature speed control

0-100% speed control according to room temperature change

Data storage

1 month indoor temperature and outdoor temperature storing each 20 minutes ( optional)

wireless monitor by GPRS and CDMA 

 alarm sent to appointed SIM card by message

  

  

Base Station Free Cooling Unit Energy Saving Controll System

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