Installer Parameters - Bradford White Brute BNTH1000 Installation And Operation Instructions Manual

Brute
B
TM
RUTE. BOILERS AND VOLUME WATER HEATERS, 1,000 & 1,200 MBTU/h
9.7

Installer Parameters

This is a list of all of the parameters which can be accessed using the Installer password.
Label Description
4 mA water If a 4 – 20 mA input is used to adjust the
temperature setpoint, this entry sets the low limit of the
control range. (In the example shown here,
an input of 4 mA would result in a setpoint of
90°F.)
20 mA water If a 4 – 20 mA input is used to adjust the
temperature setpoint, this entry sets the high limit of the
control range. (In the example shown here,
an input of 20 mA would result in a setpoint of
120°F.)
Anti Short This can be set to prevent the system from
Cycle Time cycling on and off quickly if the heat demand
is near the setpoint and changes quickly.
Boiler pump The Boiler pump (Pump A) can be turned
control on manually, or it can be set to operate
automatically. If it is turned on, then it remains
on until the control is changed back to Auto.
In Auto mode it operates according to the
demand and overrun time."
Boiler Pump Boiler pump cycle count. Can be written to
Cycle Count a new value (e.g. if the pump or controller is
replaced).
Boiler Name This parameter allows the installer to give
each controller a unique name.
Burner This is incremented on each entry to Run. It
Cycle Count can be written to a with a new value if the
burner or controller is replaced.
Burner This parameter enables or disables the burner
Enable control. When it is off, the burner will not fire.
Switch
Burner Run This measures the time spent in the Run
Time state. It can be written to with a new value if
the burner or controller is replaced.
CH (Central This gain is applied to the Differential term of
Heat) D gain the PID equation for the CH loop.
CH (Central This parameter determines whether the Central
Heat) Heat loop is enabled or disabled. When it is
Enable disabled, heat demand caused by the input
assigned to the CH loop is ignored. It may be
disabled to turn it off temporarily, or because
the application does not use this feature.
CH (Central The CH frost protection feature can be
Heat) Frost enabled to run a pump (or pumps) and
Protection possibly fire the burner whenever the CH
Enable input sensor is too cold.
How to Reach
<'home' screen> Lead Lag Master button
<Lead Lag Master screen> Configure
button <Lead Lag Master Configuration
screen> Advanced Settings button <Central
Heat screen>
<'home' screen> Lead Lag Master button
<Lead Lag Master screen> Configure
button<Lead Lag Master Configuration
screen> Advanced Settings button<Central
Heat screen>
<'home' screen> Select a controller <Status
Summary screen> Configure button
<Configuration Menu> Select System
Configuration <System Configuration screen>
<'home' screen> Select a controller <Status
Summary screen> Configuration button
<Pump Configuration> Left- or Right- arrow
buttons <Boiler Pump screen> Control
Settings button
<'home' screen> Select a controller
<Status Summary screen> Configure button
<Configuration Menu> Select Statistics
Configuration line
<'home' screen> Select a controller <Status
Summary screen> Configuration button
<Configuration Menu> System ID and
Access
<'home' screen> Select a controller <Status
Summary screen> Configure button
<Configuration Menu> Select Statistics
Configuration line
<'home' screen> Select a controller <Status
Summary screen> Operation button
<Operation screen>
<'home' screen> Select a controller
<Status Summary screen> Configure button
<Configuration Menu> Select Statistics
Configuration line
<'home' screen> Select a controller <Status
Summary screen> Configuration button
<Central Heat Configuration> Arrow keys
<Modulation screen>
'home' screen/ Select controller/ Status
Summary screen/ Configuration button/
Central Heat Configuration/ Arrow keys/
Central Heat screen
'home' screen/ Select controller/ Status
Summary screen/ Configuration button/
Anti-Condensation Configuration/
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