Carrier RTU Open v3 User Manual

Appendix C: RTU Open Points/Properties on the Equipment Touch
RTU Open v3 CARRIER CORPORATION ©2019
Installation and Start-up Guide All rights reserved
99
Point Name/Description
Range
Minimum Cooling SAT
– In cooling mode, the cooling outputs are controlled so that the
supply air temperature does not drop below this value.
D:
R:
50°F (10°C)
45 to 75°F
(7.2 to 23.9°C)
Maximum Heating SAT
– In heating mode, the heating outputs are controlled so the
supply air temperature does not rise above this value.
D:
R:
120°F
85 to 150°F
Supply Fan Service Alarm Timer
– A Supply Fan Runtime alarm is generated when the
supply fan run hours exceed this value. Set to 0 to disable.
D:
R:
600 hr
0 to 9999 hr
Filter Service Alarm Timer
– The amount of time the fan will run before generating a
Filter Alarm
. Set to 0 to disable the alarm and reset accumulated fan hours.
D:
R:
600 hr
0 to 9999 hr
Pushbutton Override
– Enables or disables the use of a pushbutton override from a
local space temperature sensor.
D:
R:
Enable
Disable/Enable
Setpoint Adjustment
– Enables or disables the setpoint adjustment mechanism on the
local space sensor. Not displayed unless ZS or SPT sensor is connected.
D:
R:
Enable
Disable/Enable
Setpoint Adjustment Range
- The maximum amount that a user can adjust the setpoint
on the local ZS or SPT sensor. Not displayed unless ZS or SPT sensor is connected.
D: 5
°F (2.7 °C)
Cooling Lockout Temperature
– Cooling is inhibited below this outdoor air temperature. D:
R:
45°F (7.2°C)
-65 to 80°F
(-53.9 to 26.6°C)
Economizer High OAT Lockout
Temp
– The outdoor air temperature above which
economizer cooling is inhibited.
D:
R:
75°F (23.9°C)
55 to 80°F
(12.7 to 26.6°C)
Heating Lockout Temperature
– Heating is inhibited above this outdoor air
temperature.
D:
R:
65°F (18.3°C)
35 to 150°F
(1.6 to 65.5°C)
Pre Occupancy Purge
– Enables or disables the use of a purge cycle immediately prior
to the start of a scheduled occupied period.
D:
R:
Disable
Disable/Enable
Purge Time
– The maximum amount of time used for a pre-occupancy purge. D:
R:
60 minutes
0 to 240 minutes
Unocc Free Cool
– Enables or disables the use of the economizer to provide unoccupied
free cooling (NTFC).
D:
R:
Disable
Disable/Enable

Carrier RTU Open v3 Specifications

General

Brand	Carrier
Model	RTU Open v3
Category	Controller
Language	English