Carrier RTU Open v3 - Page 100

Appendix C: RTU Open Points/Properties on the Equipment Touch
RTU Open v3 CARRIER CORPORATION ©2019
Installation and Start-up Guide All rights reserved
96
Point Name/Description
Range
DCV Max Vent Damper Pos
– The maximum outdoor air damper position allowed while
DCV is active.
D:
R:
50% Open
0 to 75% Open
Reversing Valve Output
– The type of reversing valve this unit uses. D:
R:
O
O/B
HP Rev Cycle Lockout Temp
– The outdoor air temperature below which reverse cycle
heating is locked out. Once reverse cycle heating has been locked out, the OAT must
rise 2 °F (1.1 °C) above this value to again allow heat pump reverse cycle heating.
Requires that the unit be configured as a Heat Pump.
D:
R:
-3°F (-19.4°C)
-20 to 65°F
(-28.9 to 18.3°C)
Occupancy Source
- The method that the controller uses to determine occupancy.
Options:
Always Occupied
= Controller operates continuously as occupied.
BACnet Schedule
= Controller follows a schedule set up in Field Assistant or the i-Vu®
application.
BAS On/Off
= Occupancy is set over the network by another device or a third party BAS.
Remote Occ Input
= Occupancy is set by a remote contact.
D:
R:
Always Occupied
Always Occupied
BACnet Schedule
BAS On/Off
Remote Occ Input
Input 1 Function
– The type of sensor (4-20 mA) connected to terminals J4 – 4, 5, and
6.
D:
R:
No Sensor
No Sensor
IAQ Sensor
OAQ Sensor
Space RH Sensor
Input 2 Function
– The type of sensor (4-20 mA) connected to terminals J4 – 1, 2, and
3.
D:
R:
No Sensor
No Sensor
IAQ Sensor
OAQ Sensor
Space RH Sensor
Input 3 Function
– The usage of Input 3. You must also set
Input 3 Switch
Configuration
.
Options:
No Function
– The input is not used.
Compressor Safety
– Safety device status.
Fan Status
– Proves supply fan operation.
Filter Status
– Indicates a dirty filter.
Remote Occupancy
– Sets occupancy using a hardware contact.
Door Contact
– Disables mechanical cooling and electric or gas heating, when active.
D:
R:
Compressor Safety
No Function
Compressor Safety
Fan Status
Filter Status
Remote Occupancy
Door Contact
Input 5 Function
– The usage of Input 5. You must also set
Input 5 Switch
Configuration
.
Options:
No Function
– The input is not used.
Fire Shutdown
– Fire Safety device status. Inhibits operation when tripped.
Fan Status
– Proves supply fan operation.
Filter Status
– Indicates a dirty filter.
Remote Occupancy
– Sets occupancy using a hardware contact.
Door Contact
– Disables mechanical cooling and electric or gas heating, when active.
D:
R:
Fire Shutdown
No Function
Fire Shutdown
Fan Status
Filter Status
Remote Occupancy
Door Contact
Input 5
Switch Configuration
– The normal (de-energized) state for the set of contacts
terminated at
Input
5
.
D:
R:
NC
NO/NC (normally
open/normally closed)