dIXEL IPC400D SERIES - Free Cooling; Resources to be Configured; Free-Cooling with Internal Fan Layout

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USER MANUAL – Release 1.2 of 01/01/2010 Page 147 of 191
Version: 02/03/2010
54. FREE COOLING
54.1 RESOURCES TO BE CONFIGURED
54.1.1 ANALOGUE INPUTS
Evaporator inlet NTC temperature probe
System water inlet (free-cooling) NTC temperature probe
External air/water temperature (free-cooling) NTC temperature probe
54.1.2 DIGITAL OUTPUTS
Relay output configured as free-cooling ON/OFF valve
Relay outputs configured as fractioned coil solenoid
54.1.3 ANALOGUE OUTPUTS
0÷10V analogue output configured as shutter/ free-cooling mixer valve
54.2 FREE-COOLING WITH INTERNAL FAN LAYOUT