Venstar T1100FS User Manual
Digital
Digital
Thermostat
Thermostat
residential
THERMOSTAT
T1100FS
7-Day
7-Day
PROGRAMMABLE
PROGRAMMABLE
up to
up to
& 2-cool
& 2-cool
HEAT
COOL
Mounts Flush with the Wall
Back-Lit display
Control up to 2 Heat & 2 Cool Stages
7-Day Programmable
4 Settings/Day
Auto Changeover
5 minute Built-In
Compressor Protection
Self-Prompting Programming
with Copy Command
Display Either F or C
Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage
Electric Cooling & 2 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat.
OWNER’S
OWNER’S
MANUAL
MANUAL
Venstar Inc. 08/07
One For All Works with
Virtually All Equipment
Non-Volatile memory
Keypad lockout
Single or Dual setpoint
with Adjustable Deadband
‘O’ or ‘B’ Terminal
Optional: Outdoor Sensor
Programmable Fan
2-heat
2-heat
HEAT
PUMP
Table Of Contents
FRONT PANEL
DISPLAY
QUICK START Set the clock and go
SELECTING THE HEAT
OR COOL MODE
BASIC OPERATION
PROGRAMMING A DAILY
SCHEDULE
ADVANCED SETUP
ABOUT ADVANCED FEATURES
& OPERATION
WARRANTY
CAUTION
Follow Installation Instructions carefully.
DISCONNECT POWER TO THE HEATER AIR CONDITIONER BEFORE REMOVING
THE OLD THERMOSTAT AND INSTALLING
THE NEW THERMOSTAT.
Venstar Inc. 08/07
2
3
5
6
7
8
12
17
21
WARNING
P/N T1100FS
Page 1
Front Panel
Liquid Crystal Display
with Thermoglow
Up/Down Buttons
Mode Button
Fan Button
Heat or Cool Indicator
Red = Heat, Green = Cool
Temperature Sensor
Page 2
Display
Am
Night
Day
Service
Pm
Setup
Evening
Filter
88
o
COOL
AUTO
Outside
Locked
ONOFF
Program
HEAT
88
On
I8:88
SuMoTuWeThFrSa
Morning
Fan On
Mode Indicators - Page 6
Selects the operational mode of the equipment.
HEAT - Indicates the heating mode.
COOL - Indicates the air conditioning mode.
AUTO - Indicates the system will automatically
changeover between heat and cool modes
as the temperature varies.
PROGRAM ON - Indicates the time period
program is enabled to run.
OFF - Indicates heating and cooling are turned off.
Clock with Day of the Week - Page 5
Indicates the current time and day. This clock is
also used to program the time period schedules.
Room Temperature Display
Indicates current room temperature and displays
the outdoor temperature when connected (page 20).
Desired Set Temperature - Page 7
Indicates desired room temperature(s).
Outside icon - Page 20
Indicates the temperature displayed is from the
optional outdoor sensor.
Page 3
Display
Am
Night
Day
Service
Pm
Setup
Evening
Filter
88
o
COOL
AUTO
Outside
Locked
ONOFF
Program
HEAT
88
On
I8:88
SuMoTuWeThFrSa
Morning
Fan On
Morning, Day, Evening & Night icons - Pages 8-10
Indicates the day part of the time period program.
Setup icon - Pages 12-15
Indicates the thermostat is in the setup mode.
Fan On icon - Page 7
Indicates constant, continuous fan operation.
When Fan On is not lit - indicates the fan will only
operate when necessary to heat or to cool.
Service Filter icon - Page 15
Appears when the filter should be serviced under
normal conditions. Adjustable from 0 - 1950 hours
or blower operation.
Locked icon - Page 20
Indicates the keypad has been locked.
Page 4
Quick Start Set the Clock and Go
MODE
FAN
Press the MODE and FAN buttons
at the same time for two seconds
to enter Setup screens.
During Setup & Programming:
Pressing the UP or DOWN
bu ttons wi ll mod ify th e
Setting the Clock
Tip: To change hours quickly,
press and hold the FAN
button and press the UP or
DOWN buttons.
Setting the Day
I2:00
Am
Setup
SetupMo
flashing selection.
To adjust the
Clock or Day use
Press
MODE
buttons.
Press the MODE and
FAN buttons at the
same time to return
to normal operation.
MODE
FAN
The thermostat is preprogrammed from the factory to operate
one or two stage equipment* without the need for further
programming. To optimize the installation of this thermostat,
follow the instructions in the Advanced Setup section.
* The thermostat is not preprogrammed from the factory to operate
electric heat or heat pump systems. To control these systems,
follow the steps in the Advanced Setup section, pages 12 & 13.
Page 5
Selecting the Heat or Cool Mode
Select Mode by Pressing the MODE Button
Pm
I2:00
Heating Only
The HEAT setting indicates the
temperature the room has to
reach before the furnace will
turn on to heat the room.
Cooling Only
The COOL setting indicates the
temperature the room has to
reach before the air conditioner
will turn on to cool the room.
Heating or Cooling
AUTO will automatically select
heat or cool based on room
temperature demand.
Time Schedule for
Heating or Cooling
The Program On setting will
activate the time period
programming for the cooling
or heating setpoint ONLY
(Morning, Day, Evening
& Night Periods).
OFF indicates both heating
and air conditioning
systems are turned off.
Off
Mo
70
Pm
I2:00
Mo
70
Pm
I2:00
Mo
70
Pm
I2:00
Mo
70
Day
Pm
I2:00
Mo
70
HEAT
68
76
COOL
76
COOL
AUTO
HEAT
68
76
COOL
Program
HEAT
68
Press
MODE
Press
MODE
Press
MODE
On
Press
MODE
OFF
Page 6
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