CWFL-2000 Series
10
<5> Alarm and output terminal
In order to guarantee the equipment will not be effected while abnormal
situation happens on the chiller, CWFL-2000 dual temperature and dual pump
series chillers possess alarm protection function.
1. Alarm output terminals and wiring diagram.
2. Alarm causes and working status table.
Note: The flow alarm is connected to the normally open relay and normally closed
relay contacts, requiring operating current less than 5A, working voltage less
than 300V.
Display
Condition
Alarm code
Buzzer
OUT
H1
、
H2
OUT
H1
、
H3
Circulating pump works
properly
DISCONNECTION
BREAKOVER
Blocked cooling water
circulation loop
E6
Sounds
BREAKOVER
DISCONNECTION
Alarm of water shortage
E6
Sounds
BREAKOVER
DISCONNECTION
Faulted
circulating
pump
E6
Sounds
BREAKOVER
DISCONNECTION
Ultrahigh room temp
E1
Sounds
BREAKOVER
DISCONNECTION
Ultrahigh water temp
E2
Sounds
BREAKOVER
DISCONNECTION
Ultralow water temp
E3
Sounds
BREAKOVER
DISCONNECTION
Faulted
room
temp
sensor
(
constant temp
invalid
)
E4
Sounds
BREAKOVER
DISCONNECTION
Faulted
water
temp
sensor
E5
Sounds
BREAKOVER
DISCONNECTION
Chiller power failure
BREAKOVER
DISCONNECTION
Summary of Contents for CWFL-2000
Page 1: ...CWFL 2000 DUAL TEMPERATURE AND ONE PUMP INDUSTRIAL CHILLER USER MANUAL...
Page 13: ...CWFL 2000 Series 13 changing CWFL 2000...
Page 14: ...CWFL 2000 Series 14 15 16 17 18 22 23 24...
Page 15: ...CWFL 2000 Series 15 1 2 10 3 50Hz 60Hz 4 NORMAL NORMAL 5 50cm 30cm 6 7 8...
Page 16: ...CWFL 2000 Series 16...
Page 17: ...CWFL 2000 Series 17 1 2 3 4 1 2 3 4 5 6 CWFL 2000 18...
Page 22: ...CWFL 2000 Series 22 CWFL 2000 1 2 2 H1 H2 H1 H3 E6 E6 E6 E1 E2 E3 E4 E5 5A 300V...