26
VÄRMEBARONEN EP 31 300
External blocking
The function is not possible at the same time “Controlling
power from the heat pump”.
See 'Ext. STAGE LIMIT' in the Installation menu!
The boiler can be blocked by an external potential-free contact.
1
2
3
38
External stage control — 0-10 V, 0-5 V or 4-20 mA
The function is not possible at the same time “Controlling
power from the heat pump”.
See 'Ext. STAGE LIMIT' in the Installation menu!
See also ”Controlling power from the heat pump —
0-10V” during electrical installation.
0-100% of installed power. Installed power is the number
of stages the boiler is permitted to use.
1
2
3 GND
0 - 10 Vdc
0 - 5 Vdc
4 -20 mA
38
External setpoint — 0-10 V, 0-5 V or 4-20 mA
See 'Ext. TEMP. SETPOINT' in the installation menu!
1
2
3 GND
0 - 10 Vdc
0 - 5 Vdc
4 -20 mA
36
0-10 V output signal of connected power
0-10 V, equivalent to 0-100% of installed power.
Installed power is the number of stages the boiler is permitted
to use.
33
1
2
3
0 - 10 Vdc
GND
0-10 V output signal of boiler temperature
0-10 V is equivalent to 0-170°C.
33
1
2
3
GND
0 - 10 Vdc
Outdoor temperature sensor - boiler with UTK
See Adjustment menu!
The temperature sensor is fitted to an outside wall, at half
the height of the facade, close to a corner, facing north/
north west. The sensor must not be placed where it will be
exposed to the morning sun or close to valves, windows or
doors.
Connection with at least 0.4 mm
2
cable up to 30 metres.
The duct is sealed so as to avoid condensation in the sensor
enclosure.
1
2
J3
35
Alternative heating - boiler with UTK
See ”Ext. TEMP. ADJUST” in the Installation menu and
”TEMP. ADJUST” in the Adjustment menu!
The temperature can be changed with the aid of an external
potential-free contact function, protective extra low voltage.
1
2
J2
32
Electrical installation
