Mitsubishi Heavy Industries FDCW60VNX-W, Installation Manual

Page: 35 / 92

33
Electrical installation
<RC-HY40 with HSB60>
t "NCJFOUBJSUFNQFSBUVSFTFOTPS#5
Install ambient air temperature sensor (BT1) in the shade on a
wall facing north or north-west, so it is unaffected by the
morning sun for example.
Connect the sensor to the port 1 and 2 on X6 terminal on AA3
board.
If a conduit is used it must be sealed to prevent condensation
in the sensor capsule.
SMO Externt
12
34
5
6
7
8
AA3-X6
External RC-HY 40
BT1
RC-HY40
AA3-X6
t )PUXBUFSDIBSHJOHTFOTPS#5 UBOLCPUUPN
The temperature sensor, hot water charging (BT6) is placed in
the submerged tube on the water heater.
Connect the sensor to the port 7 and 8 on X6 terminal on AA3
board.
Hot water charging is activated in menu 5.2 or in the start
guide.
SMO Externt
AA3-X6
External RC-HY 40
BT6
RC-HY40
AA3-X6
6
7
8
9
10
11
12
13
t )PUXBUFSTFOTPS#5 UBOLUPQ
A temperature sensor for hot water top (BT7) can be connected
to RC-HY40 to show the water temperature at the top of the
tank (if it is possible to install a sensor at the top of the tank).
Connect the sensor to the port 15 and 16 on X6 terminal on
AA3 board.
SMO Externt
AA3-X6
External RC-HY 40
BT7
RC-HY40
AA3-X6
11
12
13
14
15
16
17
18
t 5FNQFSBUVSFTFOTPS#5PVUMFUBUBEEJUJPOBMIFBUFS
This sensor is used in case electric heater is placed before 3
way valve (QN10) for switching heating/ hotwater (see page
22 for diagram).
For connection, see page39, AUX inputs.
t 5FNQFSBUVSFTFOTPS#5PVUMFUGPSIFBUJOH
This sensor is used in case electric heater is placed after 3 way
valve (QN10) for switching heating/ hot water (see page 23 for
diagram).
Connect temperature sensor, external supply line (BT25) to the
port 5 and 6 on X6 terminal on AA3 board.
SMO Externt
AA3-X6
External RC-HY 40
BT25
RC-HY40
AA3-X6
45
67
8
9
1
0
1
1
t 5FNQFSBUVSFTFOTPS#5SFUVSOMJOFGPSIFBUJOH
This sensor is used in case electric heater is placed after 3 way
valve (QN10) for switching heating/ hot water (see page 23 for
diagram).
Connect temperature sensor, external return line (BT71) to the
port 17 and 18 on X6 terminal on AA3 board.
SMO Externt
AA3-X6
External RC-HY 40
BT71
RC-HY40
AA3-X6
11
12
13
14
15
16
17
18
t 5FNQFSBUVSFTFOTPS#5PVUMFUGPSDPPMJOH
This sensor is used in case cooling application is required.
For connection, see page 39, AUX inputs.