Connecting Accessories - Nibe F370 Installer Manual

–
Blocking (A: Closed, B: Open)
"SG Ready" is active. The compressor in the heat pump
and additional heat is blocked.
–
Normal mode (A: Open, B: Open)
"SG Ready" is not active. No effect on the system.
–
Low price mode (A: Open, B: Closed)
"SG Ready" is active. The system focuses on costs sav-
ings and can for example exploit a low tariff from the
electricity supplier or over-capacity from any own power
source (effect on the system can be adjusted in the
menu 4.1.5).
–
Overcapacity mode (A: Closed, B: Closed)
"SG Ready" is active. The system is permitted to run at
full capacity at over capacity (very low price) with the
electricity supplier (effect on the system is settable in
menu 4.1.5).
(A = SG Ready A and B = SG Ready B )
• +Adjust
Using +Adjust, the installation communicates with the
underfloor heating's control centre* and adjusts the
heating curve and calculated supply temperature accord-
ing to the underfloor heating system's reconnection.
Activate the climate system you want +Adjust to affect
by highlighting the function and pressing the OK button.
*Support for +Adjust required
Caution
This accessory may require a software update
in your F370. The version can be checked in the
"Service info" menu 3.1. Visit
click on the "Software" tab to download the
latest software to your installation.
Caution
In systems with both underfloor heating and ra-
diators, NIBE ECS 40/41 should be used for op-
timum operation.
External blocking of functions
An external switch function can be connected to F370 for
blocking various functions. The switch must be potential-
free and a closed switch results in blocking.
NOTE
Blocking entails a risk of freezing.
Functions that can be blocked:
• hot water (hot water production). Any hot water circulation
(HWC) remains in operation.
• heating (blocking of heating demand)
NIBE F370
•
•
•
Possible selections for AUX output
Indication
•
•
•
Control
•
•
An external circulation pump is connected to the AUX out-
put, as illustrated below.
nibeuplink.com and

Connecting accessories

Instructions for connecting accessories are provided in the
manual accompanying the accessory. See page 54 for the
list of the accessories that can be used with F370.
internally controlled additional heat
compressor
tariff blocking (additional heat, compressor, heating and
hot water are disconnected)
alarm
holiday
away mode for "smart home" (complement to the func-
tions in menu 4.1.7 - "smart home")
circulation pump for hot water circulation
external heating medium pump
NOTE
The relevant distribution box must be marked with
a warning about external voltage.
AA3-X7
Chapter 5 | Electrical connections
1 2 3
C NO NC
AA3-X7
F370
F1X45
External
Externt
L
N
PE
L N PE
Circulation pump
29