Hitachi YUTAKI RWM-2R1E Installation & Operation Manual page 210

UNIT CONTROLLER (PC-ARFH2E)
Detailed information about Boiler combination:
• Operation (Demand ON/OFF)
• Current temperature
• Setting temperature
Detailed information about Solar combination:
• Operation (Demand ON/OFF)
• Solal Panel temperature
Detailed information about Communication
status:
• H-Link
• H-Link Central
• RCS Central
• Cascade Controller
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Detailed information about Electrical
Heater:
• Operation (Demand ON/OFF)
• Current temperature
• Setting temperature
• Load Factor
• Step
Shows a list of the alarm history of the
system