Carrier 48TFD008-014 User Manual download pdf (Page 66)

PremierLink™ Direct Digital controls —

The Premier-

Link Direct Digital Controls (DDC) requires the use of a

Carrier electronic thermostat or a CCN connection for

time broadcast to initiate its internal time clock. This is nec-

essary for broadcast of time of day functions (occupied/

unoccupied).

PremierLink Features:

• Equipment Control Functions

Cooling Stages

Heating Stages

Indoor-Fan Motor

4-Way Valve

• Economizer Control Functions

Dry Bulb Control

Enthalpy Control

Differential Enthalpy

Power Exhaust

• Advanced Control Functions

Smoke Detection

Optimal Start (90.1)

Unoccupied Free Cool

Smart Staging and Optimal Staging

• Network Protocol

CCN

Internet Ready 38.4 baud rate

• Diagnostics/Advanced Service Features

Diagnostics

Onboard display

•Scheduling

Via Communicating Stat

•User Interface

Navigator (LEN protocol)

LID2B (CCN)

PC w/Carrier software (CCN)

DESCRIPTION STATUS UNITS POINT LIMITS ACCESS

Space Temperature

xxx.x dF SPT -40.0 to 245.0 dF R/W

Supply Air Temperature

xxx.x dF SAT -40.0 to 245.0 dF R/W

Outside Air Temperature

xxx.x dF OAT -40.0 to 245.0 dF R/W

Control Setpoint

xxx.x dF CLSP R

Cooling % Total Capacity

xxx % CCAP 0 to 100 % R

Heating % Total Capacity

xxx % HCAP 0 to 100 % R

Economizer Active

No/Yes ECOS 0 to 1 R

Supply Fan Relay

Off/On SF 0 to 1 R/W

Supply Fan Status

Off/On SFS 0 to 1 R

Economizer Position

xxx.x % ECONPOS 0.0 to 100.0 % R/W

Current Min Damper Pos

xxx.x % IQMP 0.0 to 100.0 % R

Filter Status

Clean/Dirty FLTS 0 to 1 R/W

Remote Occupied Mode

Off/On RMTOCC 0 to 1 R/W

Heat Stage 1

Off/On HS1 0 to 1 R

Heat Stage 2

Off/On HS2 0 to 1 R

Heat 3/Exhaust/Rev Valve

Off/On H3_EX_RV 0 to 1 R

Enthalpy

Low/High ENTH 0 to 1 R/W

Indoor Air Quality

xxxx.x IAQI 0.0 to 5000.0 R/W

Indoor Air Quality Setpt

xxxx.x IAQS 0.0 to 5000.0 R

Outdoor Air Quality

xxxx.x OAQ 0.0 to 5000.0 R/W

Fire Shutdown

Normal/Alarm FSD 0 to 1 R/W

SPT Offset

xx.x ^F STO -15.0 to 15.0 ^F R/W

Compressor 1

Off/On CMP1 0 to 1 R

Compressor 2

Off/On CMP2 0 to 1 R

Compressor Safety

Off/On CMPSAFE 0 to 1 R

Controls (cont)

1 2 ... 61 62 63 64 65 66 67 68 69 70 71 ... 79 80

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Carrier 48TFD008-014 User Manual Page 66

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