tekmar 279 Steam Control - Manual (Page 17)

17 of 24 © 2010 D 279 - 05/10
Item Field Range Access Description Actual Setting
35 to 100°F
(1.5 to 38.0°C)
Default = 70°F
(21.0°C)
User
ROOM OCCUPIED SECTION F
Select the desired room temperature of the
building during the occupied period.
35 to 100°F
(1.5 to 38.0°C)
Default = 65°F
(18.5°C)
User
ROOM UNOCCUPIED SECTION F
Select the desired room temperature of the
building during the unoccupied period.
Available when:
Setback /Off switch setting is set to Setback. •
OFF, On
Default = OFF
Installer
OPTIMUM START SECTION J
Select whether or not optimum start should be
used to recover from Unoccupied to Occupied
temperature.
Available when:
Setback/Off switch setting is set to Setback.
AND
Indoor Sensor S1/Off switch setting is set to
S1 or Indoor Sensor S2/Off switch setting is
set to S2.
•
•
OFF, 0:20 to
8:00 hr
Default = OFF
Installer
BOOST SECTION K
Select the maximum amount of time that boost
can be in effect to recover from Unoccupied to
Occupied temperature.
Available when:
Setback/Off switch setting is set to Setback.
AND
Indoor Sensor S1/Off switch setting is set to
Off and Indoor Sensor S2/Off switch setting
is set to Off.
•
•
OFF, On
Default = OFF
Installer
LIMITED UNOCCUPIED SECTION L
Select if the night setback should be limited once
the boiler % reaches 85% on time.
Available when:
Setback /Off switch setting is set to Setback. •
-60 to 30°F
(-51.0 to -1.0°C)
Default = 10°F
(-12.0°C)
Installer
OUTDOOR DESIGN SECTION C
Select the design outdoor air temperature used
in the heat loss calculations for the heating
system. Typically set to the temperature of the
coldest day of the year.
5 to 100%
Default = 100%
User
BOILER DESIGN PERCENT SECTION C
Select the boiler percent output when the outdoor
temperature reaches the outdoor design setting.
Reduce the percentage if the boiler is oversized
for the building.
Continued on next page.
Adjust Menu (1 of 3)
ADJUS
T MENU
The Adjust Menu items are the programmable settings used
to operate the mechanical equipment.