Carrier 33CS400-01 User manual

NON-PROGRAMMABLE
NON-PROGRAMMABLE
DIGITAL
THERMOSTAT
DIGITAL
THERMOSTAT
HEAT
PUMP
Accepts EZ Programmer
Accepts Optional Humidity Module:
Controls Humidification,
Dehumidification and Reheat
Accepts Optional IR Remote Control
3 Configurable Outputs
Control up to 3 Heat &
2 Cool Stages
Backlit Display & Button
Legends
Aux Heat Indicator
Dry Contact Equipped
Set Point Limiting
Remote Sensor Ready
Outdoor Sensor Ready
3 Configurable Outputs
Control up to 3 Heat &
2 Cool Stages
Carrier Corporation 04/06
Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage
Electric Cooling & 3 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat.
OWNER’S
MANUAL
OWNER’S
MANUAL
OPTIONAL
HUMIDITY MODULE
OPTIONAL
HUMIDITY MODULE
Accepts the
Accepts the
COMMERCIALCOMMERCIAL
THERMOSTATTHERMOSTAT
P/NP/N
33CS400-0133CS400-01
AUTO
I2:00
Su
Pm
HEAT
COOL
72
74
HEAT
COOL
&

Page i
NOTE: Due to variations in environmental conditions, it is not
always possible to achieve the desired humidification or
dehumidification setpoint.
This device complies with Part 15 of the FCC Rules. Operation is
subject to the following two conditions: (1) this device may not cause
harmful interference, and (2) this device must accept any interference
received, including interference that may cause undesired operation.
Follow the Installation Instructions before proceeding.
Set the thermostat mode to “OFF” prior to changing
settings in setup or restoring Factory Defaults.
NEVER PUT MORE THAN ONE
JUMPER ON THE SAME MISC
JUMPER BLOCK!
THIS MAY DAMAGE YOUR
THERMOSTAT.
CAUTION
C
c
F
FOR HOME OR OFFICE USE
Tested to Comply
with FCC Standards
Thermostat 33CS400-01
4Z95
CAUTION
OK
MISC3 MISC3

Page ii
Page 14.1
Section 14 Contents:
Adjusting the Heat/Cool
Differential..............................14.2
Adjusting the Cycles
Per Hour..................................14.3
Adjusting the Deadband..........14.4
Adjusting the Minutes of
Run-Time Before the
Next Stage...............................14.6
Selecting 2nd Stage Turn
Off Temperature.....................14.7
SECTION 14
Timers and DeadbandsTimers and Deadbands
14
The first page of each section contains a more detailed list of the
contents within that section, such as the example page shown below.
The Table of Contents divides the thermostat features into sections
making it easier to quickly find information.
In addition, this manual also has an Index to help you find any information
regarding this thermostat quickly.
How to Use This ManualHow to Use This Manual
Header shows section #
and title of section
Section contents
Visible section tab
on the side of the
page
Section and page #

Glossary of TermsGlossary of Terms
Page iii
Auto-Changeover: A mode in which the thermostat will turn on
the heating or cooling based on room temperature demand.
Configurable Output Jumper: Using jumpers on the thermostat
you can configure the MISC1, MISC2, and MISC3 terminals to
control humidification, dehumidification, and 2nd stage cooling.
Cool Setpoint: The warmest temperature that the space should
rise to before cooling is turned on (without regards to
deadband).
Deadband: The number of degrees the thermostat will wait, once
setpoint has been reached, before energizing heating or cooling.
Dehumidify: To reduce the amount of moisture in the air.
Differential: The forced temperature difference between the
heat setpoint and the cool setpoint.
Heat Setpoint: The coolest temperature that the space should
drop to before heating is turned on (without regards to
deadband).
Humidify: To increase the amount of moisture in the air.
Icon: The word or symbol that appears on the thermostat
display.
Mode: The current operating condition of the thermostat (i.e. Off,
Heat, Cool, Auto).
Non-Programmable Thermostat: A thermostat that does not
have the capability of running the Time Period Programming.
Temperature Swing: Same as Deadband.

2
1
3
6
7
8
9
10
11
12
13
14
15
16
17
18
19
4
5
Quick Start
Getting to Know Your
Thermostat
Basic Operation
Viewing Temperature
and Humidity Sensors
Programming the
Fan Operation
Thermostat Display
Options
Humidification
Dehumidification
Viewing Equipment
Run-Times
Electric Heat and
Heat Pump Operation
Timers and Deadbands
Programming Remote
Sensor Operation
Programming the Dry
Contact
Programming the Run-
Time Alerts
Configuring the MISC
Outputs
Factory Defaults,
Calibration, and Sensors
Accessories
Advanced Setup Table
Page iv
Table of ContentsTable of Contents
Override Operation

Page 1.1
Section 1 Contents:
Selecting the Heat or Cool
Mode............................................1.2
Selecting Your Desired
Temperature................................1.3
Using the Fan Button...................1.3
Note: Following the instructions in this section will allow you to
operate your thermostat using the factory default settings. These
settings are depicted in the illustrations throughout this manual.
SECTION 1
Quick StartQuick Start
1

Selecting the Heat or Cool ModeSelecting the Heat or Cool Mode
Press
MODE
Press
MODE
Press
MODE
HEAT
70
68
COOL
70
76
HEAT
COOL
AUTO
70
68
76
OFF
70
Select Mode by Pressing the MODE Button
The HEAT setting indicates the
temperature the room has to
reach before the furnace will
turn on to heat the room.
Heating Only
The COOL setting indicates the
temperature the room has to
reach before the air conditioner
will turn on to cool the room.
Cooling Only
OFF indicates both heating
and air conditioning
systems are turned off.
Off
AUTO will automatically select
heat or cool based on room
temperature demand.
Heating or Cooling
Page 1.2
1

AUTO MODE
Pressing the UP or DOWN buttons in Auto mode
will adjust both the heat and cool set temperatures
simultaneously.
buttons.
Adjust the desired
set temperature with the
HEAT
COOL
AUTO
70
68
76
HEAT OR COOL MODE
Pressing the UP or DOWN buttons in Heat or Cool mode will
adjust only the heat or cool set temperature.
buttons.
Adjust the desired
set temperature with the
COOL
70
76
Page 1.3
Selecting Your Desired Temperature
(adjusting the setpoints)
Selecting Your Desired Temperature
(adjusting the setpoints)
HEAT
COOL
AUTO
70
68
76
FanOn
Using the Fan ButtonUsing the Fan Button
1
Press
FAN
Fan On indicates constant fan operation.
If Fan On is selected the fan will run
continuously at all times, except in Off,
and will only run if there is a heating or
cooling demand in Unoccupied periods.
Pressing the FAN button toggles this
feature on or off.

Section 2 Contents:
Front Panel Buttons.....................2.2
Display Features...........................2.3
Page 2.1
SECTION 2
Getting to Know Your ThermostatGetting to Know Your Thermostat
2