1592015300 User manual iCHILL 200 L GB r1.3 09/09/2005
• Low evaporating pressure
Maintenance messages
• Compressors
• Evaporator pumps
• Condenser pumps
Auxiliary relays
• Two configurable relay outputs not depending from the control algorithm can be managed through NTC, PTC or pressure
probes.
Weekly Energy saving
• Three different time bands per day (only with RTC onboard)
• From digital input
Weekly ON/OFF:
• Three different time bands per day (only with RTC onboard)
Dynamic setpoint:
• Determined by analogue NTC input or 4÷20mA current input.
Change over :
• Automatic chiller or heat pump functioning depending from NTC analogue input.
Remote OFF:
• From configurable digital input.
Remote change over:
• From configurable digital input.
Hot start :
• Air / air unit
Defrost management:
• Combined control with temperature and pressure
• Forced defrost with low temperature of external air
• From configurable digital input
• Manual from keyboard
Boiler:
• For electrical integration heating or anti-freeze heaters
Two proportional outputs for condensing fan speed control (inverter or phase cut) with configurable signal:
• PWM
• 0÷10Volt
• 4÷20mA
Four proportional control outputs 0÷10V or ON/OFF
• To control the dumper in free cooling or recovery
• To control an external relay
Complete alarm management
• Internal Data logger up to 100 events
Supervisor / tele assistance/ monitoring
• TTL output for XJ485 interface (Mod #Bus protocol) for XWEB300 / XWEB3000 Dixell monitoring system for local and remote
control
Up to 2 remote terminals with display read-out customizable
• With NTC ambient temperature probe
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