TEC2664Z-3 BACnet® MS/TP Rooftop Controller for Stand-Alone and Networked Zoning Systems
Installation Instructions
11
C stage
Sets the number of Cooling stages.
Default:
2
(1):
One stage of cooling
(2):
Two stages of cooling
Note:
Two-stage rooftop controller operation reverts to one-stage
operation only when the second cooling step is not required.
H lock
5
Discontinues Heating operation in
response to the outside air
temperature. Requires that an
outside air temperature sensor be
installed and connected.
Default:
120.0°F/49.0°C
Range:
-15.0°F/-26.0°C
to
120.0°F/49.0°C
C lock
5
Discontinues Cooling operation in
response to the outside air
temperature. Requires that an
outside air temperature sensor be
installed and connected.
Default:
-40.0°F/-40.0°C
Range:
-40.0°F/-40.0°C
to
95.0°F/35.0°C
2/4event
Sets the number and configuration
of events.
Default:
2 events
(2 events):
Sets up programming for the following:
Event 1 is for Occupied setpoints.
Event 2 is for Unoccupied setpoints.
(4 events):
Sets up programming for the following:
Event 1 is for Occupied setpoints.
Event 2 is for Unoccupied setpoints.
Event 3 is for Occupied setpoints.
Event 4 is for Unoccupied setpoints.
Aux cont
Energizes peripheral devices
(lighting equipment, exhaust fans,
and economizers).
Default:
n.o.
(n.c.):
Contact open = Occupied; contact closed = Unoccupied
(n.o.):
Contact closed = Occupied; contact open = Unoccupied
Note:
The contact toggles with the internal Occupied/Unoccupied
schedule (or the remote NSB contact if DI1 is used).
Prog rec
Enables Progressive recovery.
Default:
off
Note:
Progressive recovery is
automatically disabled if DI1 is
configured for remote NSB.
(on):
Progressive recovery enabled
Note:
The programmed Occupied schedule time is the time at
which the desired Occupied temperature is attained. The rooftop
controller automatically optimizes the equipment start time.
(off):
Progressive recovery disabled
Note:
The programmed Occupied schedule time is the time at
which the system restarts.
Occ CL
4
If network communication is lost
with the zone controller(s), the
return air sensor controls the rooftop
controller to maintain this Cooling
setpoint.
Default:
72.0°F/22.0°C
Range:
54.0°F/12.0°C
to
100.0°F/37.5°C
Occ HT
4
If network communication is lost
with the zone controller(s), the
return air sensor controls the rooftop
controller to maintain this Heating
setpoint.
Default:
70.0°F/21.0°C
Range:
40.0°F/4.5°C
to
90.0°F/32.0°C
Unocc CL
4
If network communication is lost
with the zone controller(s), the
return air sensor controls the rooftop
controller to maintain this
Unoccupied Cooling setpoint.
Default:
82.0°F/28.0°C
Range:
54.0°F/12.0°C
to
100.0°F/37.5°C
Table 2: Installer Configuration Menu (Part 4 of 5)
Parameter
Appearing
on Display
Description and Default
Selection Options
