HYDRONIC DUCTED FAN COIL UNITSā 42NL & 42NH
Control (Option)
The unit can be supplied with a wide range of Carrier controls. These offer functions to suit the various application requirements,
summarised in the table below.
Thermostats
WTC
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Type A&C
Type B&D
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
o
o
x
x
x
x
x
x
x
x
x
x
x
o
o
o
o
x
x
x
x
x
x
o
o
o
x
x
o
o
o
o
o
o
x
Type A&B
x
Type C&D
x
x
AIR TREATMENT
x
o
o
o
CONTROLS
Communication Protocols
Carrier Communication Network (CCN) Aquasmart compatible
BACnet MSTP
LON
Control algorithms
On-off
Proportional-integral
Carrier Energy saving algorithm
Fan control
AC motors 3 speeds descreet
Automatic optimum fan speed selection
EC motors 3 speeds descreet
EC motors Variable speed
Water Valve management
Air flow control only (no water valve)
230V On-off actuators
230V Modulating actuators (floating 3pts)
Main functions
Setpoint control
Occupied/unoccupied mode
Frost protection mode
Window / Door contact input
Measurement of water inlet temperature for automatic seasonal changeover (2 pipes)
Measurement of water inlet temperature to prevent cold-draft
(4 pipes and 2 pipes + electric heater)
Manual changeover
Frost protection mode
Continuous ventilation within dead-band
Periodical ventilation within dead-band
On-site configuration
Unit grouping Master/Slave
Cassette Louvers control
Supply air temperature monitoring limiting
Electrical heater loadshed
Dirty filter alarm
Alarm reporting
Indoor Air Quality control (CO2 sensor)
Demand control ventilation (DCV) (0-10V fresh air valve)
Free cooling mode
Presence detection
User interfaces
Automatic or manual fan speed control
Setpoint adjustment
Occupancy (eco) button
Digital display
Remote control (infra-red)
CO2 sensor
Luminosity sensor
Motion detection
Easy connection RJ45 jack (on wall mounted UI)
Light & Blinds management
Light power modules
Blinds power modules
Control kit
On site control kit solution
NTC
Legend
X
Feature available as standard
O Optional
NOTE: For the features and specifications of the Carrier controllers refer to the technical documentation for each controller.
Upon special request other controller types can be factory- installed on the units (supplied by Carrier or the customer).
C
A
R
R
I
E
R
2
0
1
6
/
2
0
1
7
657