S&A CW-6300 - Alarm and Communication Output; Wiring Diagram for Alarms and MODBUS; Alarm Signal Working Conditions

CW-6300 Series
12
<5> Alarm and communication output
For ensuring the equipment will not be damaged when abnormal condition occurs
in the chiller, it has alarm protection function.
1. Alarm and MODBUS RS-485 communication output wiring diagram.
2. Working condition table of alarm signal
Unit condition
Built-in buzzer of
temp. controller
OUT
H1、H2
OUT
H1、H3
ILUS
Working normally
No Sound
Disconnection
Breakover
E00、E01、E05、E06、
E07、E08、E09、E11
Sounds
Breakover
Disconnection
E02、E10、E13、E14
Sounds
Disconnection
Breakover
E03、E04
Sounds
Breakover
Disconnection
Optional
E12
Sounds
Breakover
Disconnection
Activate after
output terminal
delaying
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.