Table 2 Ð LID Screens (cont)

EXAMPLE 5 Ð CONFIGURATION (CONFIG) DISPLAY SCREEN

To access this display from the LID default screen:

1.Press MENU .

2.Press SERVICE .

3.Scroll down to highlight EQUIPMENT CONFIGURATION.

4.Press SELECT .

5.Scroll down to highlight CONFIG.

6.Press SELECT .

DESCRIPTION

CONFIGURABLE RANGE

UNITS

REFERENCE POINT NAME

DEFAULT VALUE

RESET TYPE 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Degrees Reset at 20 mA

±30-30 (±17-17)

DEG F (DEG C)

deg

 

 

 

 

 

 

 

 

 

20ma

10D(6D)

 

 

 

 

 

 

 

 

RESET TYPE 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Remote Temp (No Reset)

±40-245 (±40-118)

DEG F (DEG C)

res

 

 

 

 

 

 

 

 

rt1

85 (29)

Remote Temp (Full Reset)

±40-245 (±40-118)

DEG F (DEG C)

res

 

 

 

 

 

 

 

 

rt2

65 (18)

Degrees Reset

±30-30 (±17-17)

DEG F (DEG C)

res

 

 

 

 

 

 

 

 

 

rt

10D(6D)

 

 

 

 

 

 

 

 

 

RESET TYPE 3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CHW Delta T (No Reset)

0-15 (0-8)

DEG F (DEG C)

restd

 

 

 

 

 

1

10D(6D)

CHW Delta T (Full Reset)

0-15 (0-8)

DEG F (DEG C)

restd

 

 

 

 

 

2

0D(0D)

Degrees Reset

±30-30 (±17-17)

DEG F (DEG C)

deg

 

 

 

 

 

 

 

chw

5D(3D)

 

 

 

 

 

 

Select/Enable Reset Type

0-3

 

res

 

 

 

 

 

 

sel

0

 

 

 

 

 

 

 

ECW CONTROL OPTION

DISABLE/ENABLE

 

ecw

 

 

 

 

 

 

opt

DISABLE

Demand Limit At 20 mA

40-100

%

dem

 

 

 

 

 

 

20ma

40

20 mA Demand Limit Option

DISABLE/ENABLE

 

dem

 

 

 

 

 

 

sel

DISABLE

 

 

 

 

 

 

 

Auto Restart Option

DISABLE/ENABLE

 

astart

DISABLE

Remote Contacts Option

DISABLE/ENABLE

 

r

 

 

contact

DISABLE

 

 

 

Temp Pulldown Deg/Min

2-10

 

tmp

 

 

 

 

 

ramp

3

Load Pulldown %/Min

5-20

 

kw

 

 

ramp

10

Select Ramp Type:

0/1

 

ramp

 

 

 

 

 

 

opt

1

Temp = 0, Load = 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Loadshed Group Number

0-99

 

ldsgrp

0

Loadshed Demand Delta

0-60

%

ldsdelta

20

Maximum Loadshed Time

0-120

MIN

maxldstm

60

CCN Occupancy Con®g:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Schedule Number

3-99

 

occpcxxe

3

Broadcast Option

DISABLE/ENABLE

 

occbrcst

DISABLE

ICE BUILD Option

DISABLE/ENABLE

 

ibopt

 

 

 

 

 

 

 

DISABLE

ICE BUILD TERMINATION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0 =Temp, 1 =Contacts, 2 =Both

0-2

 

ibterm

0

ICE BUILD Recycle Option

DISABLE/ENABLE

 

ibrecyc

DISABLE

NOTE: D = delta degrees.

EXAMPLE 6 Ð LEAD/LAG CONFIGURATION DISPLAY SCREEN

To access this display from the LID default screen:

1.Press MENU .

2.Press SERVICE .

3.Scroll down to highlight EQUIPMENT CONFIGURATION.

4.Press SELECT .

5.Scroll down to highlight Lead/Lag.

6.Press SELECT .

LEAD/LAG CONFIGURATION SCREEN

DESCRIPTION

CONFIGURABLE RANGE

UNITS

REFERENCE POINT NAME

DEFAULT VALUE

LEAD/LAG SELECT

 

 

 

 

 

 

 

 

 

DISABLE =0, LEAD =1,

0-3

 

leadlag

0

LAG =2, STANDBY =3

 

 

 

 

 

 

 

 

 

Load Balance Option

DISABLE/ENABLE

 

loadbal

DISABLE

Common Sensor Option

DISABLE/ENABLE

 

commsens

DISABLE

LAG Percent Capacity

25-75

%

lag

 

 

 

per

50

 

 

 

LAG Address

1-236

 

lag

 

 

 

add

92

 

 

 

LAG START Timer

2-60

MIN

lagstart

10

LAG STOP Timer

2-60

MIN

lagstop

10

PRESTART FAULT Timer

0-30

MIN

pre¯t

 

 

5

STANDBY Chiller Option

DISABLE/ENABLE

 

stndopt

DISABLE

STANDBY Percent Capacity

25-75

%

stnd

 

 

per

50

 

 

STANDBY Address

1-236

 

stnd

 

 

add

93

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTE: The Lead/Lag Con®guration table is available on PSIO Software Version 09 and higher.

23

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Carrier 19XL specifications Example 5 Ð Configuration Config Display Screen, ECW Control Option, ICE Build Termination
Page 22 Page 24

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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