Wolf BWL-1 S Installation And Operating Instructions Manual page 43

Low voltage appliance connections
Connection, input E1
Push connecting cable through cable entry.
Connect the connection cable for input E1 to terminals E1.
No external voltage may be connected to
Please note
input E1, as this could destroy the component.
Connection, input E2 / SAF
Push connecting cable through cable entry.
Connect the connection cable for input E2/SAF to terminals
E2/SAF.
No external voltage may be connected to
Please note
input E2/SAF, as this could destroy the
component.
(5kNTC header sensor SAF; alternatively 0-10 V)
Connection, outside temperature sensor
The outside sensor can be connected to the terminal strip of
the heat pump at connection AF, or to the terminal strip of the
control accessories.
No external voltage may be connected to
Please note
input AF, as this could destroy the component.
Connection, cylinder sensor
Push connecting cable through cable entry.
Connect the connection cable for cylinder sensor (SF) to the
SF terminals as shown in the wiring diagram.
No external voltage may be connected to
Please note
input SF, as this could destroy the component.
Connection, digital Wolf control accessories
(e.g. BM-2, MM, KM, SM1, SM2)
Only connect control units from the Wolf accessory range.
Each accessory is supplied with its own connection diagram.
Use a two-core cable (cross-section > 0.5 mm²) as the
connecting cable between the control unit accessory and the
BWL-1S (1 is + and 2 is -).
When installing the appliance in places
Please note
where there is a risk of high electromagnetic
interference, it is advisable to fit shielded
sensor and eBUS cables. The cable shield
should be connected at one end to the PE
potential in the control unit.
3064298_201507
25. Power supply to the indoor module
2
Fig: Input E1 connection
2
Fig: Input E2 connection
Fig: Connection, outside temperature sensor
Fig: Cylinder sensor (SF) connection
Fig: Connection, digital Wolf control accessories (eBUS interface)
2
2
2
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