Wolf COB-2 - System Configuration 51; System Configuration 52

Appendix
86 | WOLF GmbH 3066501_201910
12.3.5 Systemconguration51
BMS – burner output
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Fig. 12.10 Systemconguration51-BMS-burneroutput
q Input E2
w BMS %
e Feed/heating circuit pump
– Burner starts subject to demand from the external controller (cycle block and soft start inactive).
– Feed/heating circuit pump enabled as a feed pump from 2 V.
– No temperature control
– Input E2:
Control 0 - 10 V by external controller
0 - 2 V burner OFF,
2-10 V burner output min. to max. within the programmed limits
12.3.6 Systemconguration52
BMS – set boiler temperature
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Fig. 12.11 Systemconguration52-BMS-setboilertemperature
q Input E2
w BMS %
e Feed/heating circuit pump
– Burner starts subject to demand from the boiler thermostat (cycle block and soft start active).
– Feed/heating circuit pump enabled as a feed pump from 2 V.
– Boiler temperature controller
– Input E2:
Control by external controller with 0 - 10 V
0 - 2 V burner OFF
2-10 V set boiler temperature BTmin (HG21) - BTmax (HG22)