1 4 |
Bosch Buderus SSB255 | SSB399 | SSB512 Boilers
Control Operations Guide
03.2018
|
Bosch Thermotechnology Corp.
Data subject to change
5 Outdoor Reset Curve Settings
Parameter
Description
Design Supply Temperature
(parameter #19)
The water temperature the boiler will supply at Design Outdoor temperature
Design Outdoor Temperature
(parameter#20)
The outdoor air temperature at which the boiler will supply the Design supply water temperature
Baseline Supply Temperature
(parameter#21)
The water temperature the boiler will supply at the Baseline Outdoor temperature.
Baseline Outdoor Temperature
(parameter#22)
The outdoor air temperature at which the boiler will target the Baseline Supply Temperature.
Design Supply Minimum Limit
(parameter#23)
The minimum supply water temperature the heating system will provide to the system. May be the same value as
Parameter #21
Design Supply Maximum Limit
(parameter#24)
The maximum supply water temperature the heating system will provide to the system. May be the same value as
Parameter #19
"Warm Weather Shutdown
(parameter #25)
The temperature above which heating is no longer necessary. All calls for heat will be ignored as long as the outdoor
temperature remains above the Warm Weather Shutdown value.
Table 9
Figure 6
Design Supply Temp
(par. #19)
Design Supply
Min Limit
(par. #25)
Boiler S
upply Temper
atur
e ºF
Outdoor Air Temperature
Baseline Supply Temp
(par. #21)
Design Supply
Max Limit
(par. #24)
Design Outdoor Temp
(par. #20)
Baseline Outdoor Temp
(par. #22)
(par. #23)