
5. Press
Htg/Clg Device Type
and select
On-Off
or
Floating
. Changing this option reboots the
controller in order to apply the change.
6. Press
Save
and the back arrow to return to the previous screen.
When in Floating mode, the Actuator Stroke Time must also be set to match the equipment. To set
the actuator stroke time:
1. Press the
Menu
icon.
2. Press
Setup
.
3. Press
Equipment Setup
.
4. Press
General
.
5. Press
Actuator Stroke Time
and adjust accordingly.
6. Press
Save
and the back arrow to return to the previous screen.
Configuring the supply fan - fan coil only
About this task:
Two-pipe or four-pipe fan coil units support three different types of supply fans: single-speed fans,
multi-speed fans (up to three discrete speeds), and VSF using a 0 to 10 V control signal and an
optional binary on/off command. Note that fan control is not available when in VAV mode. To select
the fan type:
1. Press the
Menu
icon.
2. Press
Setup
.
3. Press
Equipment Setup
.
4. Press
Supply Fan
.
5. Press
Supply Fan Type
and select
Single Speed
,
Multi-Speed
, or
Variable Speed
.
6. Press
Save
and the back arrow to return to the previous screen.
For multi-speed fan control, you can adjust the point when the medium or high speed turns on. The
fan speed is based on the load of the cooling/heating device, and is a percentage between 0 and
100. By default, the Med Speed On Cmd is 33% and the High Speed On Cmd is 66%. When only two
fan speeds are used, you must set the High Speed On Cmd to 100% to disable the third speed. To
adjust these values:
1. Press the
Menu
icon.
2. Press
Setup
.
3. Press
Equipment Setup
.
4. Press
Supply Fan
.
5. Press
Medium Speed On Cmd
and adjust accordingly.
6. Press
High Speed On Cmd
and adjust accordingly.
7. Press
Save
and the back arrow to return to the previous screen.
TEC3000 Series On/Off or Floating Fan Coil Thermostats Installation Guide
28