Wolf R1, Installation And Operating Instructions Manual, Page: 19 / 36

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Contractor level parameters
The functions of output A1 can only be scanned and adjusted with
Wolf control accessories with eBUS capability.
The following functions can be allocated to output A1:
Programmable
output A1
Parameter HG14
HG14
0
Factory setting: 0
Setting range: 0 to 14
Individual setting: ______
No. Explanation
0 N / A
No control of output A1.
1 DHW circulation pump 100%
The output A1 is controlled by control accessories (BM), if
DHW circulation has been enabled. Output A1 is constantly
enabled when no accessory controller is installed.
2 DHW circulation pump 50%
The output A1 is controlled by control accessories (BM)
in cycles of 5 minutes ON and 5 minutes OFF, if DHW
circulation has been enabled. Output A1 is constantly
cycled in 5 minute cycles when no accessory controller is
installed.
3 DHW circulation pump 20%
The output A1 is controlled by control accessories (BM)
in cycles of 2 minutes ON and 8 minutes OFF, if DHW
circulation has been enabled. Output A1 cycles constantly
when no accessory controller is installed.
4 Alarm output
Output A1 is controlled after a fault and expiry of 4 minutes.
5 Flame detector
Output A1 is controlled after a fl ame has been recognised.
6 N / A
7 Flue gas damper / ventilation air damper
Output A1 is closed before the burner starts. Feedback
is checked via input E1 (HG 13 = 5). If input E1 does
not close, the burner will not start, and after two
minutes FC 8 will be generated.
Important: Input E1 must be programmed as fl ue gas/
ventilation air damper.
8 External venting
Output A1 is controlled inverted to the burner.
Switching OFF external ventilation (e.g. extractor fan)
during burner operation is only required, if the boiler is
operated as open fl ue system.
9 Supply valve
Output A1 is controlled after a fl ame has been recognised.
10 N / A
11 Feed pump
Output A1 is controlled at every heat demand (heating
circuit or cylinder heating).