AERCO C-More Controls Manual June 2010 - Manual (Page 111)

C-More Controller for Benchmark, Innovation & KC
USER MANUAL
04/22/14 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 Page 111 of 162
OMM-0032_0E Phone: 800-526-0288 GF-112
The master unit always displays the System Header Temperature on the large three digit
display of the C-More. The Header Temperature displayed on the master unit flashes at a rate
of once per second.
NOTE
Only one C-More should be assigned as a master unit.
Slave units display their individual Outlet Temperature on the three digit display, as on a
standalone unit.
Selecting the BST feature automatically selects the Direct Drive boiler mode and network
remote signal. The Remote LED turns on to indicate Direct Drive mode.
BST Setpoint (span = BST setpt lo limit – BST setpt hi limit, Default = 130°F)
BST Setpoint item is the desired system operating Setpoint temperature.
The default Setpoint for the BST is 130°F. If a different setting is desired, the Setpoint can be
varied on the Master unit from “BST setpt lo limit” to “BST setpt hi limit”. The BST master unit
automatically pushes the BST Setpoint temperature to all slave units on the network via Modbus
commands.
Header Temp
The header temp item is the current temperature of the BST. Only The Master C-More displays
the BST header Temperature and the Slave units display their individual outlet temperature.
BST Fire Rate
The BST Fire Rate item is the current fire rate output sent to all ignited slave units.
BST Avg FRate
The BST Avg Frate item is the real time average fire rate of all ignited units.
BST Outdoor Temp
The BST Outdoor Temp item is the outside air temperature used in the “Outdoor Reset” mode
of operation. This option will be available only if the “BST Outdoor Sens” option is enabled.
Units Available
The Units Available item is the number of units available to be controlled by the BST. Units
must be enabled as either slave or master, have a valid Modbus address, not be in a fault state
and the READY switch in the C-More panel must be set to ON.
Units Ignited
The Units Ignited item is the number of units currently ignited and firing.
BST Valve State
The BST Valve State item displays the status of the Isolation Valve. (1 = OPEN, 0 = CLOSED)
1 Comm Errors 8