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MENU 7.1.10.3 - DEGREE MINUTE SETTINGS
Current value
Setting range: -3,000 – 100 DM
Heating, auto
Setting option: on/off
Start compressor
Setting range: -1,000 – (-30) DM
Relative DM start additional heat
Setting range: 100 – 2,000 DM
Diff. between add heat steps
Setting range: 10 – 1,000 DM
Stepping diff compressors
Setting range: 10 – 2,000 DM
DM = degree minutes
Degree Minutes (DM) are a measurement of the current
heating/cooling demand in the house and determine when
the compressor or additional heat will start/stop.
Caution
Higher value on "Start compressor" gives more
compressor starts, which increase wear on the
compressor. Too low value can give uneven indoor
temperatures.
MENU 7.2 - ACCESSORY SETTINGS
The operating settings for accessories that are installed and
activated are made in the sub-menus for this.
MENU 7.2.1 - ADD/REMOVE ACCESSORIES
Here, you tell S1256PC which accessories are installed.
To identify connected accessories automatically, select
"Search for accessories". It is also possible to select accessor-
ies manually from the list.
MENU 7.2.19 - PULSE ENERGY METER
Activated
Setting range: on/off
Set mode
Setting range: Energy per pulse / Pulses per kWh
Energy per pulse
Setting range: 0 – 10000 Wh
Pulses per kWh
Setting range: 1 – 10000
Up to two electricity meters or energy meters (BE6-BE7)
can be connected to S1256PC.
Energy per pulse: Here you set the amount of energy to
which each pulse will correspond.
Pulses per kWh: Here, you set the number of pulses per kWh
that are sent to S1256PC.
54
Chapter 9 | Control - Menus
TIP
"Pulses per kWh" is set in whole numbers. If a
higher resolution is required, use "Energy per
pulse"
MENU 7.3 - MULTI-INSTALLATION
In the sub-menus here, you make settings for the heat
pumps that are connected to S1256PC.
MENU 7.3.1 - CONFIGURE
Multi-installation
Setting option: on/off
System settings
Setting options: Main Unit / Heat Pump 1 – 8
Multi-installation: Here, you specify whether S1256PC is
part of a multi-installation (one installation with several
connected heat pumps).
System settings: Here, you specify whether S1256PC is the
multi-installation's main unit. In systems with only one heat
pump, S1256PC will be the main unit. If there is another main
unit in the installation, you enter the ID that S1256PC will
have.
Search installed heat pumps: Here, you can search for, ac-
tivate or deactivate connected heat pumps.
Caution
In multi-installations, each heat pump must have
a unique ID. You enter this for each heat pump
that is connected to S1256PC.
MENU 7.3.2 - INSTALLED HEAT PUMPS
Here, you select the settings that you want to make for each
air/water heat pump.
MENU 7.3.3 - NAME HEAT PUMPS
Here, you name the heat pumps that are connected to
S1256PC.
MENU 7.3.4 - DOCKING
Here you set how your system is docked in respect of pipes,
in relation to heating the property and any accessories.
TIP
Examples of docking alternatives can be found at
nibe.eu.
This menu has a docking memory which means that the
control system remembers how a particular reversing valve
is docked and automatically enters the correct docking the
next time you use the same reversing valve.
NIBE S1256PC
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