35
7
DHW PUMP: OFF
The control has not received a DHW call for heat and has not powered the
DHW pump
ON
The control has received a DHW call for heat and has powered the DHW
pump
DELAY
The DHW call for heat has been satisfied and the DHW pump is running for
a fixed time to remove any residual heat.
0-10V IN: **.VDC
The control will display a 0-10Vdc signal received from a Building
Management System (BMS) connected to the unit.
Press the Next ► arrow key on the SMART SYSTEM display to access Screen 8.
8
SYS PUMP: OFF
The control has not received a call for heat from a room thermostat and
has not powered the secondary pump
ON
The control has received a call for heat from a room thermostat and has
powered the secondary pump
DELAY
The call for heat has been satisfied and the secondary pump is running for
a fixed time to remove any residual heat.
BLR PUMP OFF
The control has either not received a call for heat from a remote
thermostat, a remote thermostat is not connected to the unit and the water
temperature has not dropped below the temperature set point of the control
to initiate a call for heat, or the control has received a DHW call for heat
from a DHW thermostat.
ON
The control has either received a call for heat from a remote thermostat or
a remote thermostat is not connected to the unit and the water temperature
has not dropped below the temperature set point of the control to initiate a
call for heat.
DELAY
The call for heat has been satisfied and the primary pump is running for a
fixed time to remove any residual heat.
Press the Next ► arrow key on the SMART SYSTEM display to access Screen 9.
9
Cas: Off
The Master control has been turned off by the
Enter/Reset
button on the
Smart System display.
Cas: Standby
The Master boiler has not received a call for heat from a remote
thermostat.
Cas: 61.4C (65)
The Cascade is now active. The system temperature will be displayed.
The Cascade set point will be displayed in brackets.
Cas: Setpoint Met
The Cascade has met the water temperature set point, but is still receiving
a call for heat from a tank sensor.
Cas: No Members
The Master control could not detect any Member controls to participate in
the Cascade.
PMP: Off
The Master control has not received a call for heat from a tank sensor and
has not powered the DHW pump.
PMP: On
The Master control has received a call for heat from a remote thermostat
and has powered the system pump.
PMP: Delay
The tank call for heat has been satisfied and the tank pump is running for a
fixed time to remove any residual heat.
Press the Next ► arrow key on the SMART SYSTEM display to access Screen 10.
10
Cas Pow: ***% ***%
The first percentage shows the firing rate that is being sent to the last boiler
called on. The second percentage shows the total power available to the
Cascade.
Present: 01234567
Example:
Present: 23----01
Shows the number of boilers connected to the Cascade. The Master is
designated as 0. Members will be designated 1 - 7. If a “-“ is used in place
of a number, that boiler is either not connected, or in a lockout mode and
not available for the Cascade. If the number is flashing, then that boiler is
providing heat to the Cascade. As the lead boiler is changed from day to
day, that boiler’s address will be shown first in the string of numbers. In the
example, boilers 0 - 3 are present and boiler 2 is the lead boiler.
Press the Next ► arrow key on the SMART SYSTEM display to roll back to Screen 1. At any point if you wish to access
an earlier screen, press the Previous ◄ arrow key on the SMART SYSTEM display.
