Carrier 50FC User Manual page 28

12 - ALARMS
Controlled alarms
Supply plug-fan addr.22 without
communication
Supply plug-fan addr.23 without
communication
Supply plug-fan addr.24 without
communication
Supply plug-fan addr.25 without
communication
Supply plug-fan addr.26 without
communication
Supply plug-fan addr.27 without
communication
Supply plug-fan addr.28 without
communication
Failure of the pressure sensor for air fl ow
control (supply plug-fan)
Return plug-fan addr.2 without
communication
Return plug-fan addr.32 without
communication
Return plug-fan addr.33 without
communication
Return plug-fan addr.34 without
communication
Return plug-fan addr.35 without
communication
Return plug-fan addr.36without
ccommunication
Return plug-fan addr.37 without
communication
Return plug-fan addr.38 without
communication
Failure of the pressure sensor for air fl ow
control (return plug-fan)
Failure of the R-410A leak detector
sensor
R-410A gas leak detected
R-410A leak detector without communication No
R-410A leak detector: maintenance notice No
TCO terminal without communication
TCO with failure in the internal temperature
sensor
TCO terminal with internal humidity sensor
failure
TCO terminal with clock card failure
Water inlet temperature probe on the hot
water coil (c.pCOe expansion card add. 8)
Water outlet temperature probe on the hot
water coil (c.pCOe expansion card add. 8)
Anti-freeze alarm on the hot water coil
(c.pCOe expansion card address 8)
Failure of the NTC or RS485 ambient air
temperature probe
Failure of the CO2 air quality probe
Failure of the CO2 air quality probe installed
outdoor or in zone 2
Failure of the diff erential pressure sensor
of the supply air
Failure of extraction temp. probe on the
wheel
Failure of recovery temp. probe on the
wheel
Failure of the supply damper not open
(c.pCOe expansion card address 9)
Failure in the return damper not open
(c.pCOe expansion card address 9)
Failure in the supply damper not closed
(c.pCOe expansion card address 9)
(*) 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.
28
Unit Aff ected circ. Reset
shutdown shutdown Type
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
Yes No Manual No
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
No No Manual No
Yes,
No Manual Yes, 60 s
all circuits
No Yes, all Manual Yes, 60 s
Yes, all Manual Yes, 30 s
No Manual No
No No Auto
Yes No Auto
No No Auto
No No Auto
No No Auto
No No Auto
Yes, all
No Manual Yes, 10 s
(in COOLING)
Yes No Auto
No No Auto
No No Auto
No No Auto
No No Auto
No No Auto
Yes No Manual Yes, 160 s
Yes No Manual Yes, 160 s
No No Manual Yes, 160 s Only indication
Timing Actuation
No Only indication
No Only indication
No Only indication
No Only indication
No Only indication
No Only indication
No Only indication
Unit shutdown
No Only indication
No Only indication
No Only indication
No Only indication
No Only indication
No Only indication
No Only indication
No Only indication
Only indication
Compressors shutdown
Compressor shutdown
Compressor shutdown
Only indication
No Only indication
Only indication or unit shutdown
No
(confi gurable by parameter)
No Only indication
No Only indication
No Only indication
The pump is activated and the
Yes, 5 s
hot water coil valve open to 100%
Serious alarm, compressors
are stopped, pump is activated
and hot water coil valve opens
to 100%
Only indication or unit shutdown
Yes, 5 s
(confi gurable by parameter)
Yes, 5 s Only indication
Yes, 5 s Only indication
Non-operational constant supply
Yes, 5 s
pressure control
Yes, 5 s Stop the rotary heat exchanger
Yes, 5 s Stop the rotary heat exchanger
W i t h o u t i n d i c a t i o n o r u n i t
shutdown (configurable by
parameter)
W i t h o u t i n d i c a t i o n o r u n i t
shutdown (configurable by
parameter)
Alarm Graphic User Add.
level (**) terminal terminal
1 AL47a ---
1 AL47b ---
1 AL47c ---
1 AL47d ---
1 AL47e ---
1 AL47f ---
1 AL47g ---
3 AL48 AL48 202
1 AL49 AL49 205
1 AL49a ---
1 AL49b ---
1 AL49c ---
1 AL49d ---
1 AL49e ---
1 AL49f ---
1 AL49g ---
3 AL50 AL50 206
3 AL51a AL5101 83
2 AL51b AL5102 82
2 AL51c AL5103 81
0 AL51d --- ---
1 AL63a AL6301 ---
3 or 1 AL63b AL6302 ---
0 AL63c --- ---
0 AL63d --- ---
0 AL64 AL64 221
0 AL65 AL65 222
2 AL66 AL66 223
3 or 1 AL67 AL67 224
1 AL67a AL6701 ---
1 AL67c --- ---
1 AL67b --- ---
1 AL68 AL68 ---
1 AL69 AL69 ---
3 or 0 AL70 AL70 ---
3 or 0 AL71 AL71 ---
1 AL72 --- ---