INNOV@-pCO1-IOM-0907-E
3
1 GENERAL DESCRIPTION OF THE APPLICATION
This
program manages “D
X
” direct expansion
or
“CW” water coil air
-conditioning units and the main features
of the application program are described below.
1.1 Program main functions
The program main functions are:
• control of temperature and humidity inside civil or technological environments
• management of 1 to 2 hermetic compressors
• management of 1 to
2 heaters (binary logic available)
• 0
-10Volt and three-position modulating heating valves
• 0
-10Volt and three-position modulating cooling valves
• built
-in humidifier with immersed electrodes
• on
-off or modulated condensing fans, pressure-controlled
• outlet temp
erature control
• alarms management, alarm data logging, devices timing, warnings
• complete management of devices timing
• connection with local and BMS supervisory networks (
Carel, Modbus,
LonWorks, …)
1.2 LCD user interface
The LCD user interface displays the following data:
• measurement of connected probes and calibration, if required
• unit start and stop
• alarms detection
• programming of configuration and operative parameters with access protected by password
• controlled devices working hours and
time bands with access protected by password
• programming of clock and time bands with access protected by password
• language selection among the available options (E
nglish, Italian, German, French)
1.3 LAN network connections
The connection with LAN network allows the program to manage the following functions as well:
• automatic time or event rotation among up to 8 units
• control of temperature and humidity of max. 8 units, taking the probes of unit no. 1 as a reference
• use of only one LCD
display for controlling up to 8 units