Carrier 50FC User Manual page 29

12 - ALARMS
Controlled alarms
Failure in the return damper not closed
(c.pCOe expansion card address 9)
Failure of the supply damper not open in
zone 1
Failure of the supply damper not open in
zone 2
Failure of the supply damper not open in
zone 3
Failure of the supply damper not open in
zone 4
Failure of return temperature probe in
zone 1
Failure of return temperature probe in
zone 2
Failure of return temperature probe in
zone 3
Failure of return temperature probe in
zone 4
Unit stop with minimum air fl ow at constant
supply pressure
Alarm for continuous operation of the
condensate pump
Driver EVDEVO address 7 without
communic. (bipolar electronic expansion
valves)
EEPROM of the EVDEVO driver broken
Electronic bipolar expansion valve of circuit
1 broken or disconnected
Electronic bipolar expansion valve of circuit
2 broken or disconnected
A2L sensor without MODBUS communic.
(R-454B refrigerant leak detector)
Failure of the A2L sensor (R-454B
refrigerant leak detector)
Leak detected in A2L sensor (R-454B
refrigerant leak detector)
Critical A2L sensor alarm (R-454B
refrigerant leak detector)
c.pCOe expansion card address 4 without
communication: recovery circuit
S M A L L b o a r d a d d r e s s 11 w i t h o u t
communication: zoning of the air fl ow
Number of writes on the control board retain
memory exceeded
Write error on the control board retain
memory
Electronic bipolar expansion valve of circuit
1 broken or disconnected
Electronic bipolar expansion valve of circuit
2 broken or disconnected
Electronic bipolar expansion valve of
recovery circuit broken or disconnected
Energy meter: RS485 probe No.5 without
communication
Energy meter: RS485 probe No.6 without
communication
Energy meter: Failure of mixing temperature
probe No.5
Energy meter: Failure of supply temperature
probe No.6
Energy meter: Failure of mixing humidity
probe No.5
Energy meter: Failure of supply humidity
probe No.6
General alarm of main supply fan address 1 Yes
General alarm of secondary supply fans
address 22 to address 28
General alarm of main return fan address 2 Yes
General alarm of secondary return fans
address 32 to address 38
(*) If a certain number of alarms take place over a period of time, this reset can be changed to "Manual" (confi gurable by parameters).
(**) Alarm levels with "Backup". Please refer to the meaning in the following section.
Unit Aff ected circ. Reset
shutdown shutdown Type
No No Manual Yes, 160 s Only indication
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
Yes No Auto (*) Yes, 120 s Unit shutdown
Yes, (in Yes, (in
Manual Yes, 420 s The condensate pump is stopped 1
COOLING) COOLING)
Yes,
No Manual Yes, 30 s
all circuits
Yes,
No Manual No
all circuits
No Yes Manual No
No Yes Manual No
Yes,
No Manual Yes, 30 s
all circuits
Yes,
No Manual Yes, 180 s Unit in A2L protection mode
all circuits
Yes,
Yes Manual No
all circuits
Yes,
Yes Manual No
all circuits
No No Auto
No No Auto
Yes Yes Auto
No No Auto
Yes Yes Manual No
Yes Yes Manual No
Yes Yes Manual No
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
Yes Auto
No No Auto
Yes Auto
No No Auto
Timing Actuation
Yes, 30 s
Stop zone 1 (air fl ow zoning)
(progr.)
Yes, 30 s
Stop zone 2 (air fl ow zoning)
(progr.)
Yes, 30 s
Stop zone 3 (air fl ow zoning)
(progr.)
Yes, 30 s
Stop zone 4 (air fl ow zoning)
(progr.)
Stop zone 1 (return probe control
No
activated) (air fl ow zoning)
Stop zone 2 (return probe control
No
activated) (air fl ow zoning)
Stop zone 3 (return probe control
No
activated) (air fl ow zoning)
Stop zone 4 (return probe control
No
activated) (air fl ow zoning)
Shutdown of all circuit
Shutdown of all circuit
Shutdown of circuit 1
Shutdown of circuit 2
Unit in A2L protection mode
Unit in A2L protection mode
Unit in A2L protection mode
No Only indication
No Only indication
No Unit shutdown
No Solo señalización
Shutdown of circuit 1
Shutdown of circuit 2
Shutdown of recovery circuit
No Only indication
No Only indication
No Only indication
No Only indication
No Only indication
No Only indication
Yes, 5 s Unit shutdown
Yes, 5 s Only indication
Yes, 5 s Unit shutdown
Yes, 5 s Only indication
Alarm Graphic User Add.
level (**) terminal terminal
1 AL73 --- ---
0 AL70z --- ---
0 AL71z --- ---
0 AL72z --- ---
0 AL73z --- ---
0 AL74zn --- ---
0 AL75zn --- ---
0 AL76zn --- ---
0 AL77zn --- ---
3 AL74 --- ---
AL75 --- ---
3 AL81 --- ---
3 AL82 --- ---
2 AL83 --- ---
2 AL84 --- ---
3 AL85 --- ---
3 AL86 --- ---
3 AL87 --- ---
3 AL88 --- ---
1 AL99 --- ---
1 AL99zn --- ---
3 AL100 --- ---
3 AL101 --- ---
1 (2 after
AL102 --- ---
delay)
1 (2 after
AL103 --- ---
delay)
1 (2 after
AL104 --- ---
delay)
0 AL105 --- ---
0 AL106 --- ---
0 AL107 --- ---
0 AL108 --- ---
0 AL109 --- ---
0 AL110 --- ---
3 --- --- ---
0 --- --- ---
3 --- --- ---
0 --- --- ---
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