Service manual

MSE Series Electric Boilers – Installation and Service Manual
12
Summary of BC-1 Display Text in Installer Mode
VIEW MENU
Display Text in Mode Description
OUTDR 4,5 Outdoor air temperature measured by outdoor sensor
BOIL
TARGET
1,2,3,4,5 Target boiler supply temperature the control is trying to maintain at the boiler
supply sensor or the boiler outlet sensor
BOIL SUP 2,5 Current boiler supply water temperature as measured by the boiler supply
sensor.
BOIL OUT 1,3,4,6 Current boiler outlet water temperature as measured by the boiler outlet sensor
BOIL IN All Current boiler inlet water temperature as measured by the boiler inlet sensor.
BOIL ∆T
All Current T (temperature difference) between the boiler outlet sensor and the
boiler inlet sensor
TANK 3 Current DHW tank temperature as measured by the DHW sensor.
BOIL ON All The total number of running hours of the boiler since this item was last cleared
ADJUST MENU
Display Text Default Description
MODE 1 Sets the operating mode for the control. The following modes are
recommended for the Super Hot Electric Boiler: Mode 1 (parallel piping,
setpoint heating); Mode 3 (parallel piping, dedicated DHW generation only),
Mode 4 (parallel piping, outdoor reset with optional DHW override).
BOIL
TARGET
180°F
Minimum boiler target temperature during reset override, setpoint or DHW
operation.
TANK
TARGET
140°F
Sets the DHW storage tank’s temperature. Used in Mode 3 only.
TANK
DIFF
5°F
Sets the differential for the DHW storage tank.
OUTDR
START
70°F
The outdoor starting temperature used in the reset ratio for the heating system.
OUTDR
DSGN
25°F
The design outdoor air temperature used in the heat loss calculations for the
heating system.
BOIL
START
70°F
The starting water temperature used in the reset ratio calculation for the
heating system.
BOIL
DSGN
180°F
The design water temperature used in the heat loss calculations for the heating
system.
BOIL MAX
210°F
The maximum boiler target water temperature.
BOIL
MASS
2 The thermal mass of the boiler used. Always use 2 for the Super Hot Electric
Boiler.
DIFF
20°F
The differential that the control is to use when it is operating the boiler.
DLY
0:30 min Determines when to stop purging the pump.
WWSD
70°F
The system’s warm weather shut down.
°F / °C °F
The units of measure that all of the temperatures are to be displayed in by the
control.