Carrier GTR040-420 Spezifikationen PDF herunterladen (Seite 51)

Table 30 — Configuring Demand Limit

NOTE: Heating reset values skipped in this example.

MODE

KEYPAD

ENTRY

SUB-MODE

KEYPAD

ENTRY

ITEM DISPLAY ITEM EXPANSION COMMENT

CONFIGURATION

DISP TEST ON/OFF Test Display LEDs

UNIT TYPE X Unit Type

OPT1 FLUD X Cooler Fluid

OPT2 CTRL X Control Method

RSET CRST X Cooling Reset Type

CRT1 XXX.X °F No Cool Reset Temperature

CRT2 XXX.X °F Full Cool Reset Temperature

DGRC XX.X

∆

F Degrees Cool Reset

DMDC X Demand Limit Select

Default: 0

0 = None

1 = Switch

2 = 4 to 20 mA Input

3 = CCN Loadshed

DM20 XXX % Demand Limit at 20 mA

Default: 100%

Range: 0 to 100

SHNM XXX

Loadshed Group

Number

Default: 0

Range: 0 to 99

SHDL XXX%

Loadshed Demand

Delta

Default: 0%

Range: 0 to 60%

SHTM XXX MIN

Maximum Loadshed

Time

Default: 60 min.

Range: 0 to 120 min.

DLS1 XXX %

Demand Limit

Switch 1

Default: 80%

Range: 0 to 100%

DLS2 XXX%

Demand Limit

Switch 2

Default: 50%

Range: 0 to 100%

ENTER ENTER

ENTER

50% CAPACITY AT 20 mA

75% CAPACITY AT 12 mA

100% CAPACITY AT 4 mA

16 18

DEMAND LIMIT SIGNAL – 4 - 20 mA INPUT

100

MAX. ALLOWABLE LOAD (%)

Fig. 27 — 4 to 20 mA Demand Limiting

1 2 ... 46 47 48 49 50 51 52 53 54 55 56 ... 103 104

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