Carrier GEMINI 38APD025-100 Operating And Service Manual page 30

Commercial air-cooled condensing units with comfortlink controls 50/60 hz
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KEYPAD
SUB-MODE
ENTRY
RSET
ENTER
NOTE: The example above shows how to configure the unit for 4 to
20 mA reset. No reset will occur at 4.0 mA input, and a 5.0 F reset
will occur at 20.0 mA. An energy management module is required.
Table 11 — Configuring Outdoor Air and Space Temperature Reset
MODE
KEYPAD
(RED LED)
ENTRY
ENTER
CONFIGURATION
*1 item skipped in this example.
MODE
KEYPAD
(RED LED)
ENTRY
ENTER
CONFIGURATION
*4 items skipped in this example.
Table 10 — 4 to 20 mA Reset
ITEM
DISPLAY
CRST
1
5.0 F
MA.DG
(2.8 C)
SUB-
KEYPAD
ITEM
MODE
ENTRY
DISP
UNIT
OPT1
OPT2
M.MST
ENTER
RSET
CRST
RM.NO*
RM.F
RM.DG
Table 12 — Configuring Return Temperature Reset
SUB-MODE KEYPAD
ITEM
ENTRY
DISP
UNIT
CNN
OPT1
OPT2
M.MST
RSET
CRST*
ENTER
RT.NO*
RT.F
RT.DG
ITEM
EXPANSION
COOLING RESET
TYPE
4-20 mA DEGREES RESET
DISPLAY
Outdoor
EXPANSION
Space
Air
COOLING RESET
2
4
REMOTE - NO
85 °F
72 °F
RESET TEMP
REMOTE - FULL
55 °F
68 °F
RESET TEMP
REMOTE - DEGREES
15 °F
6 °F
RESET
ITEM
DISPLAY
EXPANSION
COOLING
3
RESET TYPE
RETURN - NO
10°
F
RESET TEMP
RETURN - FULL
F
RESET TEMP
RETURN - DEGREES
5° F
RESET
30
COMMENT
0 = no reset
1 = 4 to 20 mA Input
2 = Outdoor Air Temp
3 = Return Fluid
4 = Space Temperature
Default: 0° F (0° C) Reset at 20 mA
Range: –30 to 30 F (–16.7 to 16.7 C)
ITEM
COMMENT
2 = Outdoor-Air Temperature
4 = Space Temperature
TYPE
(Connect to LTV-21,22)
Default: 125.0 F (51.7 C)
Range: 0° to125 F
(-17.7 to 51.7 C)
Default: 0.0° F (-17.7 C)
Range: 0° to 125 F
(-17.7 to 51.7 C)
Default: 0° F (0° C)
Range: –30 to 30 F
(–34.4 to -1.1 °C)
COMMENT
0 = No Reset
1 = 4 to 20 mA Input (EMM required)
2 = Outdoor-Air Temperature
3 = Return Air Temperature
4 = Space Temperature
Default: 10°
F (5.6°
C)
Range: 0° to 30 F
T (-17.7 to 16.7 C)
Default: 0°
F (–17.8°
C)
Range: 0° to 10 F
T (-17.7 to –12.2 C)
Default: 0°
F (0°
C)
Range: –30 to 30°F (–16.7 to 16.7 C)

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