Table 2 Ð LID Screens

NOTES:

1. Only 12 lines of information appear on the LID screen at any given time. Press NEXT or PREVIOUS to highlight a point or to view points below or above the current screen.

2.The LID may be con®gured in English or SI units, as required, through the LID con®guration screen.

3.Data appearing in the Reference Point Names column is used for CCN operations only.

4.All options associated with ICE BUILD, Lead/Lag, CCN Occupancy Con®guration, and Soft Stopping are only available on PSIO Software Version 9 and higher.

EXAMPLE 1 Ð STATUS01 DISPLAY SCREEN

To access this display from the LID default screen:

1.Press

2.Press

3.Press

MENU

STATUS

SELECT

.

(STATUS01 will be highlighted).

.

 

DESCRIPTION

RANGE

UNITS

REFERENCE POINT NAME

 

(ALARM HISTORY)

 

 

 

 

Control Mode

Reset, Off, Local, CCN

 

MODE

 

 

 

Run Status

Timeout, Recycle, Startup,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ramping, Running, Demand, Override,

STATUS

Occupied ?

Shutdown, Abnormal, Pumpdown

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

No/Yes

 

OCC

 

 

 

Alarm State

Normal/Alarm

 

ALM

 

 

 

*Chiller Start/Stop

Stop/Start

 

CHIL

 

 

 

 

S

 

S

Base Demand Limit

40-100

%

DLM

 

 

 

*Active Demand Limit

40-100

%

DEM

 

 

 

 

 

LIM

Compressor Motor Load

0-999

%

CA

 

 

 

 

 

 

 

 

L

 

 

 

 

Current

0-999

%

CA

 

 

 

 

 

 

 

 

P

 

 

 

 

Amps

0-999

AMPS

CA

 

 

 

 

 

 

 

 

A

 

 

 

*Target Guide Vane Pos

0-100

%

GV

 

 

 

 

 

 

 

TRG

Actual Guide Vane Pos

0-100

%

GV

 

 

 

 

 

 

 

ACT

Water/Brine: Setpoint

10-120 (±12.2-48.9)

DEG F (DEG C)

SP

 

 

 

 

 

 

 

 

 

 

 

 

*

Control Point

10-120 (±12.2-48.9)

DEG F (DEG C)

LCW

 

 

STPT

Entering Chilled Water

±40-245 (±40-118)

DEG F (DEG C)

ECW

 

 

 

Leaving Chilled Water

±40-245 (±40-118)

DEG F (DEG C)

LCW

 

 

 

Entering Condenser Water

±40-245 (±40-118)

DEG F (DEG C)

ECDW

 

 

 

Leaving Condenser Water

±40-245 (±40-118)

DEG F (DEG C)

LCDW

 

 

 

Evaporator Refrig Temp

±40-245 (±40-118)

DEG F (DEG C)

ERT

 

 

 

Evaporator Pressure

±6.7-420 (±46-2896)

PSI (kPa)

ERP

 

 

 

Condenser Refrig Temp

±40-245 (±40-118)

DEG F (DEG C)

CRT

 

 

 

Condenser Pressure

±6.7-420 (±46-2896)

PSI (kPa)

CRP

 

 

 

Discharge Temperature

±40-245 (±40-118)

DEG F (DEG C)

CMPD

 

 

 

Bearing Temperature

±40-245 (±40-118)

DEG F (DEG C)

MTRB

 

 

 

Motor Winding Temp

±40-245 (±40-118)

DEG F (DEG C)

MTRW

 

 

 

Oil Sump Temperature

±40-245 (±40-118)

DEG F (DEG C)

OILT

 

 

 

Oil Pressure Transducer

±6.7-420 (±46-2896)

PSI (kPa)

OILP

 

 

 

Oil Pressure

±6.7-420 (±46-2896)

PSID (kPad)

OILPD

 

 

 

Line Voltage: Percent

0-999

%

V

 

 

 

P

 

 

 

 

Actual

0-9999

VOLTS

V

 

 

 

A

 

 

 

*Remote Contacts Input

Off/On

 

REMCON

Total Compressor Starts

0-65535

 

c

 

 

starts

Starts in 12 Hours

0-8

 

STARTS

Compressor Ontime

0-500000.0

HOURS

c

 

 

hrs

 

 

 

*Service Ontime

0-32767

HOURS

S

 

 

 

HRS

*Compressor Motor kW

0-9999

kW

CKW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTE: All values are variables available for read operation to a CCN. Descriptions shown with (*) support write operations for BEST programming language, data transfer, and overriding.

21

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Image 21
Carrier 19XL specifications LID Screens, Example 1 Ð STATUS01 Display Screen, Menu Status Select
Page 20 Page 22

19XL specifications

The Carrier 19XL is a highly regarded commercial heating and cooling solution, designed to provide optimum performance and energy efficiency in various applications. This rooftop unit is engineered to meet the diverse needs of businesses, making it an ideal choice for those requiring reliable climate control in their facilities.

One of the standout features of the Carrier 19XL is its advanced cooling and heating capabilities. The unit utilizes a high-efficiency scroll compressor that ensures a quieter operation and improved reliability. The system can operate across a wide range of temperatures, making it versatile for various climates. Additionally, it offers both cooling and heating options, allowing for year-round comfort.

Energy efficiency is a focal point of the 19XL design. With an impressive Seasonal Energy Efficiency Ratio (SEER) and Heating Seasonal Performance Factor (HSPF), this unit not only helps reduce energy costs but also supports environmental sustainability initiatives. The unit is equipped with environmentally friendly refrigerants, further contributing to lower greenhouse gas emissions.

The Carrier 19XL features a user-friendly control system, allowing for easy monitoring and management of the unit's performance. This control system is designed to maximize energy savings, offering features such as demand control ventilation and integrated economizers that facilitate the use of outdoor air for cooling, reducing reliance on mechanical systems when conditions allow.

Construction-wise, the Carrier 19XL is built to withstand tough environmental conditions. Its robust cabinet is made from galvanized steel, providing durability and protection against the elements. The design also includes insulation to minimize noise levels, creating a more comfortable indoor environment.

Maintenance is a key consideration in the design of the 19XL. The unit features accessible service ports and a simplified access panel, allowing technicians to perform routine maintenance with ease. This proactive design helps ensure the longevity of the system and minimizes downtime, keeping operations running smoothly.

In summary, the Carrier 19XL is an exceptional choice for commercial heating and cooling needs. With its energy-efficient features, advanced technology, and durable construction, it stands out as a reliable solution for businesses looking for sustainable climate control options.
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