AERCO C-More Controls - Manual (Page 19)

C-MORE CONTROL PANEL OPERATION
Table 3-1. Menu Item Descriptions - Continued
MENU LEVEL & OPTION DESCRIPTION
CONFIGURATION MENU
(Continued)
Reset Ratio
(If Boiler Mode = Outdoor
Reset) Permits setting of Reset Ratio when operating Boiler
in the Outdoor Reset Mode. Reset Ratio is
adjustable from 0.1 to 9.9. Default is 1.2.
Outdoor Sensor Allows outdoor sensor function to be enabled or
disabled. Default is Disabled.
System Start Tmp
(If Outdoor Sensor is Enabled) If outdoor sensor is enabled, this menu item allows
the system start temperature to be set from 30°F to
100°F. Default is 60°F.
Setpoint Lo Limit Used to set the minimum allowable setpoint (40°F to
Setpoint Hi Limit). Default is 60°F
Setpoint Hi Limit Used to set the maximum allowable setpoint (Setpoint
Lo Limit to 240°F). Default is 200°F.
Temp Hi Limit This is the maximum allowable outlet temperature
(40°F to 240°F). Any temperature above this setting
will turn off the unit. The temperature must then drop
5°F below this setting to allow the unit to run. Default
Hi Limit is 210°F.
Max Fire Rate Sets the maximum allowable fire rate for the unit
(40% to 100%). Default is 100%.
Pump Delay Timer
(If Unit Type = Boiler) Specifies the amount of time (0 to 30 min.) to keep
the pump running after the unit turns off. Default is
zero.
Aux Start On Dly Specifies the amount of time to wait (0 to 120 sec.)
between activating the Aux Relay (due to a demand)
and checking the pre-purge string to start the unit.
Default is 0 sec.
Failsafe Mode Allows the Failsafe Mode to be set to either Constant
Setpoint or Shutdown. Default is Shutdown.
mA Output Can be set to allow this output to monitor Setpoint,
Outlet Temperature, Fire Rate Out, or be set to OFF.
Default is OFF.
Low Fire Timer Specifies how long (2 to 120 sec.) to remain in the
low fire position after ignition, before going to the
desired output. Default is 2 sec.
Setpt Limiting Allows Setpt Limiting to be enabled or disabled.
Default is disabled.
Setpt Limit Band When Setpt Limiting is enabled, this menu item
allows the Setpt Limit Band to be set from 0°F to
10°F. Default is 5°F.
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