User Guide

17
EM-40-SM Service Manual
Mode 1 and 2 – Two Setpoint Operation - Adjust Menu (1 of 2)
Item Field Range Description Access Setting
1 to 8
MODE
Select the operating mode for the control.
Factory
Installer
PId or P
STAGE MODE
Select the staging operation to be either
automatic or manual.
(PId = automatic)
(P = proportional)
Factory
Installer
OFF,
70 to 220°F
(21 to 104°C)
BOILER TARGET 1
Select the boiler target temperature while a
heat demand is present.
Factory
Installer
OFF,
70 to 220°F
(21 to 104°C)
BOILER TARGET 2
Select the boiler target temperature while a
setpoint demand is present.
Factory
Installer
120 to 225°F
(49 to 107°C)
BOILER OUTLET MAXIMUM
Select the maximum boiler outlet
temperature. Exceeding this temperature
shuts off the boiler.
Factory
120 to 225°F
(49 to 107°C),
OFF
BOILER MAXIMUM
Select the maximum boiler target
temperature.
Factory
OFF,
80 to 180°F
(27 to 82°C)
BOILER MINIMUM
Select the minimum boiler target
temperature.
Factory
0:00 to 3:00 min
(1 second
increments)
FIRE DELAY (Not valid for electric boiler application)
Select the amount of time required
for combustion pre-purging, ignition
and the flame to be established.
Note: This setting is only available when
STAGE MODE is set to PId.
Factory
1 (Lo) or
2 (Med) or
3 (Hi)
BOILER MASS
Select the thermal mass of the boiler.
Note: This setting is only available when
STAGE MODE is set to PId.
Factory
Installer
ADJUST MENU
Continued on next page.
The Program menu items are the programmable settings
used to operate the system. Press and hold all three
buttons simultaneously to enter the Program menu.
I
tem
I
tem
C
hange Value
Next ItemEnter Adjust Menu
Default
Setting 4
NOT VALID
FOR ELECTRIC
BOILER
APPLICATION