APPENDIX A - LOCAL DISPLAY AND CCN TABLES (CONT)

Table 31 — MODE - SET POINTS

ITEM

EXPANSION

RANGE

UNITS

DEFAULT

CCN TABLE/SUB---TABLE

CCN POINT

 

 

 

 

 

SETPOINT CONFIGURATION

 

SETPOINTS

 

 

 

 

SET_PNT

 

OCSP

Occupied Cool Setpoint

55 to 80F

dF

78

 

OCSP

UCSP

Unoccupied Cool Setpoint

75 to 95F

dF

85

 

UCSP

OHSP

Occupied Heat Setpoint

55 to 80F

dF

68

 

OHSP

UHSP

Unoccupied Heat Setpoint

40 to 80F

dF

60

 

UHSP

GAP

Heat---Cool Setpoint Gap

2 to 10F

^F

5

 

HCSP_GAP

STO.R

SPT Offset Range (+/---)

0 to 5F

^F

5

 

SPTO_RNG

SASP

Cool Supply Air Setpoint

45 to 75

dF

65

 

SASP

RH.SP

Space RH Setpoint

30 to 95

%

50

 

SPRH_SP

RH.DB

Space RH Deadband

2 to 20

%

5

 

SPRH_DB

C.LO

Compressor Lockout Temp

0 to 100F

dF

0

 

OATLCOMP

HT.LO

Heating Lockout Temp

40 to 125F

dF

75

 

OATLHEAT

EH.LO

Econo Cool Hi Temp Limit

40 to 100F

dF

65

 

OATLECLH

EL.LO

Econo Cool Lo Temp Limit

---30 to 50F

dF

0

 

OATLECLL

FC.LO

Free Cool Low Temp Limit

0 to 70F

dF

50

 

OATLUEFC

Table 32 — MODE - INPUTS

ITEM

EXPANSION

RANGE

UNITS

CCN TABLE/SUB---TABLE

CCN

CCN

DISPLAY

WRITE

WRITE

POINT

 

 

 

 

 

STATUS

STATUS

 

 

 

 

 

 

 

 

 

 

STATUS DISPLAY

 

 

 

INPUTS

 

 

 

UINPUTS

 

 

 

GEN.I

General Inputs

 

 

 

 

 

 

FIL.S

Filter Status Switch

Dirty/Clean

 

 

FILTSTAT

forcible

 

FAN.S

Fan Status Switch

On/Off

 

 

FAN_STAT

forcible

 

FDWN

Fire Shutdown Switch

On/Off

 

 

FIREDOWN

forcible

 

ENTH

Outdoor Enthalpy Switch

High/Low

 

 

ENTHALPY

forcible

 

RM.OC

Remote Occupancy Switch

On/Off

 

 

REM_OCC

forcible

 

HUM

Space Humidity Switch

High/Low

 

 

HUM_STAT

forcible

 

CMP.A

Compressor A Feedback

On/Off

 

 

COMP_A

 

 

C.ALM

Scroll Compressor Alarm

On/Off

 

 

COMP_ALM

 

 

CS.IN

Current Sensor Inputs

 

 

 

 

 

 

CS.A1

Compressor A1 Feedback

On/Off

 

 

CS_A1

 

 

AIR.Q

Air Quality Inputs

 

 

 

 

 

 

IAQ.S

IAQ Level (switch)

High/Low

 

 

IAQIN

forcible

forcible

IAQ

IAQ Level (sensor)

xxxx

ppm

 

IAQ

forcible

forcible

OAQ

OAQ Level (sensor)

xxxx

ppm

 

OAQ

forcible

forcible

SP.RH

Space Humidity Sensor

xxx.x

%

 

SPRH

forcible

forcible

48/50PD

71

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Image 71
Carrier 48/50PD05 manual Mode SET Points, Mode Inputs

48/50PD05 specifications

The Carrier 48/50PD05 is a remarkable addition to Carrier's lineup of rooftop units, offering advanced cooling and heating solutions for commercial applications. Designed for medium-sized buildings, this unit is well-suited for both new installations and as a replacement for older systems, thanks to its versatile features and efficient performance.

One of the standout features of the 48/50PD05 is its energy efficiency. It incorporates state-of-the-art technology to achieve high Seasonal Energy Efficiency Ratios (SEER) and EER ratings, reducing operational costs while delivering superior comfort. The unit is also compliant with the latest energy regulations, making it an environmentally friendly choice for building owners concerned about sustainability.

The 48/50PD05 is equipped with a highly efficient scroll compressor, which not only enhances performance but also contributes to quiet operation. This is a significant advantage in commercial spaces where noise levels need to be kept in check for comfort and productivity. Additionally, the unit includes advanced airflow design, ensuring even distribution of conditioned air throughout the space.

Technologically, the Carrier 48/50PD05 features Carrier's Infinity Control system, which allows for precise control of indoor climate. This intelligent control mechanism can be integrated with smart building management systems, enabling users to monitor and manage energy use effectively. Wi-Fi connectivity is also available, providing remote access for real-time adjustments and diagnostics.

Durability is another characteristic of the 48/50PD05. Constructed with high-quality materials, the unit withstands various environmental conditions, ensuring longevity and reliability. Moreover, the modular design facilitates easy maintenance, making service procedures efficient and cost-effective.

In addition to cooling, the Carrier 48/50PD05 offers heating capabilities, often utilizing gas or electric heating options that can be tailored to the specific needs of a building. The unit can also be equipped with integrated economizers, allowing for free cooling during suitable outdoor conditions, further enhancing energy savings.

Overall, the Carrier 48/50PD05 stands out as a high-performance HVAC solution that combines efficiency, technology, and durability. It provides building owners with a versatile tool to ensure comfort while minimizing their environmental footprint. With a strong emphasis on energy savings and advanced control features, this rooftop unit is a smart investment for any commercial property.