To Connect The Alarm Output; To Connect The Space Cooling/Heating On/Off Output; To Connect The Changeover To External Heat Source; To Connect The Electrical Wiring On The Backup Heater - Daikin EWAQ004BAVP Installer's Reference Manual

X2M
A4P
12
11
6
5
4
3
2
1
X1M
X8M
S3P S2P S1P S4P
S3P Connect to terminals X2M/1+2
S2P Connect to terminals X2M/3+4
S1P Connect to terminals X2M/5+6
S4P Connect to terminals X2M/11+12
2 Fix the cable with cable ties to the cable tie mountings.
7.8.16

To connect the alarm output

INFORMATION
▪ Requires option box EK2CB07CAV3.
▪ To be connected to option box EK2CB07CAV3.
1 Connect the alarm output cable to the appropriate terminals as
shown in the illustration below.
X2M
A4P
15
13
X1M
X8M
2 Fix the cable with cable ties to the cable tie mountings.
7.8.17 To connect the space cooling/heating ON/
OFF output
INFORMATION
▪ Requires option box EK2CB07CAV3.
▪ To be connected to option box EK2CB07CAV3.
1 Connect the space cooling/heating ON/OFF output cable to the
appropriate terminals as shown in the illustration below.
EWAQ+EWYQ004+005BAVP
Packaged air-cooled water chillers and packaged air to water heat
pumps
4P492900-1 – 2017.06
X1M
2 Fix the cable with cable ties to the cable tie mountings.
7.8.18 To connect the changeover to external
heat source
INFORMATION
▪ Requires option box EK2CB07CAV3.
▪ To be connected to option box EK2CB07CAV3.
1 Connect the changeover to external heat source cable to the
appropriate terminals as shown in the illustration below.
X1M
2 Fix the cable with cable ties to the cable tie mountings.
7.8.19 To connect the electrical wiring on the
backup heater
Routing Cables
a Interconnection cable (backup heater thermistor +
backup heater thermal protector + backup heater
Low voltage
connection)
b Main power supply
High
voltage
1 Insert the wiring from the bottom of the backup heater.
2 Inside the backup heater, route the wiring as follows:
Backup heater
type
*3V
a
7 Installation
1 2
X8M
4 3
X8M
L N
Routing
b
a Low voltage wiring
b High voltage wiring
Installer reference guide
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