Carrier RTU OPEN 11-808-427-01 User Manual

Page 67

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RTU Open

61

Point Name/Description

Default/Range

HP Rev Cycle Lockout Temp

– The outdoor air temperature at which reverse cycle

heating is locked out. Requires that the unit is configured as a Heat Pump.

D:
R:

-3°F
-20 to 30°F

Heating Lockout Temperature

– The outdoor air temperature at which heating is

inhibited.

D:
R:

65°F
35 to 150°F

Unocc Free Cool Enable

– Enable to allow the unit to use economizer to provide

unoccupied free cooling (NTFC).

D:
R:

Disable
Disable/Enable

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 the i-Vu application or Field

Assistant.

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 Configuration

Input 1 Function

– The type of sensor (4-20 mA) connected to terminals J4 – 4, 5, & 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, & 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 3

Switch Configuration – The normal (de-energized) state for the set of contacts

terminated at Input

D:
R:

NO
NO/NC (normally

open/normally closed)

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

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