Starting Up The System - Daikin EK2CB07CAV3 Installation Manual

4.3.6 To connect the power consumption digital
inputs
1 Connect the power consumption digital inputs cable to the
appropriate terminals as shown in the illustration below.
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.
4.3.7 To connect the alarm output
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.
EK2CB07CAV3
Daikin Altherma low temperature monobloc option box
4P405546­1 – 2015.03
5 Starting up the system
4.3.8 To connect the space cooling/heating ON/
OFF output
1 Connect the space cooling/heating ON/OFF output cable to the
appropriate terminals as shown in the illustration below.
X1M
2 Fix the cable with cable ties to the cable tie mountings.
4.3.9 To connect the changeover to external
heat source
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.
5 Starting up the system
For instructions on how to configure and commission the system,
and hand it over to the user, refer to the installation manual of the
outdoor unit.
1 2
X8M
4 3
X8M
L N
Installation manual
5