Carrier 23XL Especificações descarregar pdf (Página 28)

Table 3 — LID Screens (cont)

EXAMPLE 11 — MAINTENANCE (MAINT02) DISPLAY SCREEN

To access this display from the LID default screen:

1. Press MENU

2. Press SERVICE

3. Scroll down to highlight CONTROL ALGORITHM STATUS.

4. Press SELECT

5. Scroll down to highlight MAINT02.

6. Press SELECT

DESCRIPTION CONFIGURABLE RANGE UNITS REFERENCE POINT NAME DEFAULT VALUE

OVERRIDE/ALERT STATUS

MOTOR WINDING TEMP −40-245 (−40-118) DEG F (DEG C) MTRW

Override Threshold 150-200 (66-93) DEG F (DEG C) mt over

200 (93)

CONDENSER PRESSURE 0-420 (0-2896) PSI (kPa) CRP

Override Threshold 150-250 (1034-1724) PSI (kPa) cp over

230 (1586)

EVAPORATOR REFRIG TEMP −40-245 (−40-118) DEG F (DEG C) ERT

Override Threshold 2-45 (1-7.2) DEG F (DEG C) rt over

35 (1.7)

DISCHARGE TEMPERATURE −40-245 (−40-118) DEG F (DEG C) CMPD

Alert Threshold 170-200 (76.7-93.3) DEG F (DEG C) cd alert

200 (93.3)

OIL FILTER PRESSURE DROP 0-120 (0-827) PSID (kPad) oil ﬂtr

Alert Threshold 15-90 (103-621) PSID (kPad) oil alrt 30 (207)

NOTES:

1. Overriding shall not be supported on this maintenance screen. Active overrides shall show the associated point in alert (!). Only values with capital

letter reference point names shall be variables available for read operation.

2. Values in [ ] indicate HFC-134a values.

EXAMPLE 12 — MAINTENANCE (MAINT03) DISPLAY SCREEN

To access this display from the LID default screen:

1. Press MENU

2. Press SERVICE

3. Scroll down to highlight CONTROL ALGORITHM STATUS.

4. Press SELECT

5. Scroll down to highlight MAINT03.

6. Press SELECT

DESCRIPTION STATUS UNITS REFERENCE POINT NAME

Hot Gas Bypass ACTIVE ? NO/YES

Active Delta P 0-200 (0-1379) PSI (kPa) dp a

Active Delta T 0-200 (0-111) DEG F (DEG C) dt a

Calculated Delta T 0-200 (0-111) DEG F (DEG C) dt c

NOTE: Overriding shall not be supported on this maintenance screen. Active overrides shall show the associated point in alert (*). Only values with

capital letter reference point names shall be variables available for read operation.

EXAMPLE 13 — MAINTENANCE (MAINT04) DISPLAY SCREEN

To access this display from the LID default screen:

1. Press MENU

2. Press SERVICE

3. Scroll down to highlight CONTROL ALGORITHM STATUS.

4. Press SELECT

5. Scroll down to highlight MAINT04..

6. Press SELECT

DESCRIPTION STATUS UNITS REFERENCE POINT NAME

LEAD/LAG: Conﬁguration DISABLE,LEAD,LAG,STANDBY leadlag

Current Mode DISABLE,LEAD,LAG,STANDBY llmode

Load Balance Option DISABLE/ENABLE loadbal

LAG Start Time 0-99 MIN lagstart

LAG Stop Time 0-99 MIN lagstop

Prestart Fault Time 0-30 MIN preﬂt

Pulldown: Delta T/Min x.xx D DEG pull dt

Satisﬁed? 0/1 NO/YES pull sat

LEAD CHILLER in Control 0/1 NO/YES leadctrl

LAG CHILLER: Mode Reset,Off,Local,CCN lagmode

Run Status

Timeout,Recycle,Startup,Ramping,Running

Demand,Override,Shutdown,Abnormal,Pumpdown

lagstat

Start/Stop Stop,Start,Retain lag s s

Recovery Start Request No/Yes lag rec

STANDBY CHILLER: Mode Reset,Off,Local,CCN stdmode

Run Status

Timeout,Recycle,Startup, Ramping,Running

Demand,Override,Shutdown,Abnormal,Pumpdown

stdstat

Start/Stop Stop,Start,Retain std s s

Recovery Start Request No/Yes std rec

NOTES:

1. Overriding shall not be supported on this maintenance screen.

2. D =delta degrees.

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