Tekmar tN2 house control 400, Installation And Operation Manual

Page: 15 / 32

© 2013 400_D - 09/13
15 of 32
Item Field Range Description
VIEW
Zones
Calls Pumps
-76 to 149°F
(-60.0 to 65.0°C)
OUTDOOR SECTION B
Current outdoor air temperature as measured by the outdoor sensor. The
outdoor air temperature is shared to all thermostats in the tekmarNet
®
system.
VIEW
Zones
Calls Pumps
-22 to 266°F
(-30.0 to 130.0°C)
BOILER SUPPLY SECTION B
Current boiler supply water temperature as measured by the boiler
sensor. The control operates the boiler so that the boiler supply is
within the boiler differential of the boiler target. ‘MIN’ is shown when
the control is providing boiler minimum protection to the boiler.
VIEW
Zones
Calls Pumps
– – –, 35 to 200°F
(1.5 to 93.0°C)
BOILER TARGET SECTION B
The boiler target is the temperature the control is currently trying to
maintain at the boiler supply sensor. The boiler target is calculated based
on the outdoor design, boiler design, and boiler minimum settings. “– – –”
is displayed when no heat is required for boiler zones. ‘MIN’ is shown
when the control is providing boiler minimum protection to the boiler.
VIEW
Zones
Calls Pumps
0-100%
BOILER MODULATION SECTION E
Current percent modulation of the boiler’s burner. The boiler modulation
increases when the boiler supply is less than the boiler target. The
boiler modulation decreases when the boiler supply is greater than the
boiler target.
Note: This item is only available when the Boil Type setting is set to
0-10 or 4-20.
-22 to 266°F
(-30.0 to 130.0°C)
DHW TANK SECTION C
Current Domestic Hot Water tank temperature as measured by the optional
DHW sensor. If the DHW tank temperature falls 6°F (3.0°C) below the
DHW Occ setting, a DHW call is created and the tank is heated.
Note: This item is only available when a DHW sensor is installed and
DHW Mode is set from 1 to 4.
-22 to 266°F
(-30.0 to 130.0°C)
DHW SUPPLY SECTION C
Current supply water temperature to the indirect DHW tank heat
exchanger as measured by the DHW sensor.
Note: This item is only available when a DHW sensor is installed and
DHW Mode is set to 5.
--
SYSTEM IN AWAY SECTION G
The heating system is in the Away scene. The DHW tank will not be
heated. Setpoint calls are still responded to.
Use the User Switch to change scene out of Away.
VI
EW
M
E
N
U
View Menu (1 of 1)
The View menu items display the current operating temperatures and status information
of the system.
After the last item, the control returns to the first item in the menu.