AHI Carrier Catalog | Page 780

Controls CARRIERrtc basic / medium electronic control ■■ CARRIERrtc basic version: models 80 to 160 ■■ CARRIERrtc medium version: models 180 to 320 This control is basically comprised of a control board, a TCO user terminal, a graphic terminal pGD1 (optional) and sensors. The pGD1 maintenance terminal (optional) facilitates the initial scheduling of the unit, the modification of the operating parameters and the description of the alarms produced. This terminal can be installed on the electric panel, instead of TCO terminal, or with remote connection. AIR TREATMENT TCO user terminal pGD1 maintenance terminal Main functions: -- Selection of the operating mode: COOLING, HEATING, AUTOMATIC, FAN and DEHUMIDIFICATION. -- Modification of the setpoint. -- Permanent control of the operating parameters. -- View of the values measured by the probes. -- Timing of the compressors. -- Defrosting management (in heat pump units), with possibility of intelligent defrosting. -- Anti-fire safety. -- Control of the outlet temperature. -- Compressor discharge temperature control by probe. -- Compensation of the setpoint in accordance with the outdoor temperature. -- Timer and weekly programming. -- Failure diagnosis and main alarm. -- Counters of the number of starts and operating hours of the unit’s components. 780 Optional functions: -- Humidity control. -- Management of thermal free-cooling (with CARRIERrtc basic & medium versions). -- Management of enthalpic or thermoenthalpic free-cooling (only with CARRIERrtc medium version). -- Control of the minimum opening of the outdoor air damper. -- Control of the auxiliary electrical heaters. -- Proportional control of a hot water auxiliary coil. -- Detection of clogged filters and management of air flow controller. -- Connection to a centralised technical management system (BMS) for supervision. C A R R I E R 2 0 1 6 / 2 0 1 7