AHI Carrier Catalog | Page 852

Fan coil controls overview NTC controllers Thermostat WTC controllers Communication Protocols Carrier Communication Network (CCN) Aquasmart compatible x BACnet x LON x Control algorithms On-off x Proportional-integral x x Carrier Energy saving algorithm x x Fan control AC motors 3 speeds descreet Type A&B x x Automatic optimum fan speed selection x x x EC motors 3 speeds descreet Type C&D x x x x x x x x EC motors Variable speed Water Valve management Air flow control only (no water valve) x On-off actuators x Modulating actuators (3pts or 0-10V) Main functions Setpoint control x x x Occupied/unoccupied mode x x x Frost protection mode x x x Window / Door contact input x x x Measurement of water inlet temperature for automatic seasonal changeover (2 pipes) Type A&C x x Automatic seasonal changeover (4 pipes and 2 pipes + electric heater) Type D&B x x Manual changeover x x x Frost protection mode x x x Continuous ventilation within dead-band x x x Periodical ventilation within dead-band x x x On-site configuration x x x Unit grouping Master/Slave x x x Cassette Louvers control x x Supply air temperature monitoring limiting x x Electrical heater loadshed x x Dirty filter alarm x x Alarm reporting x x Indoor Air Quality control (CO2 sensor) o o Demand control ventilation (DCV) (0-10V fresh air valve) o o Free cooling mode o Presence detection o CONTROLS Legend x feature available as standard o optional 852 C A R R I E R 2 0 1 6 / 2 0 1 7