Nibe F1245 Series Installation Manual page 28

Connect the cable to the input board (AA3) on terminal
block X4:1-4 where X4:1 is the common terminal block
for the three current sensors.
Incoming electricity
PEN L L L
1 2 3
Electrical distribution
unit
Heat pump
AA3-X4
CONNECTING EXTERNAL ENERGY METER
NOTE
Connection of external energy meter requires
version 35 or later on input board (AA3) as well
as "display version" 7113 or later.
One or two energy meters (BE6, BE7) are connected to
terminal block X22 and/or X23 on input board (AA3).
AA3-X22/23
Activate the energy meter(s) in menu 5.2.4 and then set
the desired value (energy per pulse) in menu 5.3.21.
28 Chapter 5 | Electrical connections
-T1 -T2 -T3
1 2 3 4
AA3-X4
Extern energimätare ProduktNamn
External F1245
+5V
1
2
3
AA3-X22/23
NIBE UPLINK
Connect the network connected cable (straight, Cat.5e
UTP) with RJ45-contact (male) to RJ45 contact (female)
on the rear of the heat pump.
EXTERNAL CONNECTION OPTIONS
F1245 has software-controlled AUX inputs and outputs
on the input board (AA3), for connecting the external
switch function or sensor. This means that when an
external switch function (the switch must be potential-
free) or sensor is connected to one of six special con-
nections, this function must be selected for the correct
connection in menu 5.4.
soft in/outputs 5.4
activate temp lux
For certain functions, accessories may be required.
Selectable inputs
Selectable inputs on the input board for these functions
are:
AUX1
AUX2
AUX3
AUX4
AUX5
AA3-X6
The example above uses the inputs AUX1 (X6:9-10) and AUX2 (X6:11-
12) on the input board (AA3).
Selectable output
A selectable output is AA3-X7.
block heating
not used
not used
not used
alarm output
AA3-X6:9-10
AA3-X6:11-12
AA3-X6:13-14
AA3-X6:15-16
AA3-X6:17-18
F1245
External
Externt F1245
9
B
10
11
A
12
13
14
15
16
AA3-X6
NIBE F1245