Robertshaw RS3110 SERIES User And Installation Manual

IMPORTANT SAFETY INFORMATION

WARNING:
Electrical Shock Hazard
352-00021-003 Rev B
Turn off power at the main power source by unscrewing
Digital Programmable Thermostat
the fuse or switching the circuit breaker to the OFF
Installation and User Manual position before installing, removing or cleaning this
thermostat.
Model: RS3110 and RS3210 Series
Fire and Electrical Shock Hazard
This device should be installed by a qualified service
technician with due regard for safety as improper
installation could result in a fire and electrical shock
hazard.
Fire and Electrical Shock Hazard
INSTALLATION MANUAL
This is a 24 VAC low-voltage thermostat.
Do not install on voltages higher than 30 VAC.
The information supplied here is for the mounting, wiring and switch
set up for the RS3110 and RS3210 thermostats. For programming and • Do not switch system to COOL if the temperature is below 50ºF
operating functions, refer to the User Manual section.
(10ºC). This can damage your cooling system and may cause
personal injury.
Thank you for selecting our wall thermostat. Robertshaw ® products are
manufactured to high quality standards and are designed to provide • Do not short (jumper) across terminals on the gas valve or at the
years of service.
system control to test installation. This will damage the thermostat
The RS3110 and RS3210 thermostats work with the following climate and void the warranty.
control configurations: • Do not connect ground to any terminal in this unit.
• Heat Pump (No Auxiliary Heat)
• All wiring must conform to local and national building and
• Heat Pump (With Auxiliary/Emergency Heat) electrical codes and ordinances.
• Standard Heat and Cooling Systems • Use this thermostat only as described in this manual.
CAUTION:
• One Stage Heat/Cool - RS3110
• Two Stage Heat, One Stage Cool - RS3210 • Read all the information in this manual before installing this
thermostat.
• Standard Heat Only Systems
• This thermostat is equipped with automatic compressor protection
• Millivolt Heat Only Systems - Floor or Wall Furnaces
to prevent damage due to short cycling or extended power
• Standard Central Air Conditioning
outages. The short cycle protection provides a 4 minute delay
between heating or cooling cycles to prevent the compressor from
• Gas or Oil Heat
being damaged.
• Electric Furnace
• The batteries must be replaced at least every 18-24 months to
• Hydronic (Hot Water) Zone Heat-2 Wires
assure proper operation. The thermostat will display a flashing low
• Not to be Used With Split Transformer Systems
battery when it is time to replace the batteries. The manufacturer
The RS3110 and RS3210 thermostats will NOT work with 3-Wire recommends inserting fresh batteries before leaving for an
extended period.
Hydronic (Hot Water) Zone Heat 110/220 Volts. This thermostat operates
on 24 VAC power or battery power.
1 2
INSTALL BATTERIES CHECK THERMOSTAT OPERATION
Fan Operation
The thermostat will operate using 24 VAC or two AA batteries. When
the two AA batteries are installed the thermostat will continue to run if
If your system does not have a G terminal connection, skip to Heating
the 24 VAC fails.
System.
To open the door to the battery compartment, gently pull down on the
1. Turn on power to system.
sides. Install two AA batteries following the polarity as shown inside
2. Move Fan switch to ON position. The blower should begin to
the compartment. Close the door.
operate.
3. Move Fan switch to AUTO position. The blower should stop
immediately.
Heating System
1. Move System switch to HEAT mode. If the heating system has a
standing pilot, be sure to light it.
2. Press the UP arrow to adjust thermostat setting to 1˚F/1˚C above
room temperature. The heating system should begin to operate.
+ - + -
The display should show the flame icon in motion.
3. For a RS3210 system, adjust temperature setting to 3˚F/3˚C
above room temperature. If your system configuration is set for
auxiliary heat, the auxiliary heat system should begin to operate.
Figure 3
A 2 will appear by the flame icon.
When the batteries are low the thermostat will enter a low battery
mode. 4. Press the DOWN arrow to adjust the thermostat below room
temperature. The heating system should stop operating.
Low battery mode has two levels:
Cooling System
• Level 1 - The low battery icon will be
displayed. The thermostat will continue to 1. Move System switch to select the COOL mode.
operate. Replace the batteries as soon as
2. Press the DOWN arrow to adjust thermostat setting below room
possible.
temperature. The blower should come on immediately on high
speed, followed by cold air circulation. The display should show
• Level 2 - The low battery icon will flash. If 24
VAC is present the thermostat will continue the snowflake icon pulsing.
to operate if the batteries are discharged
3. Press the UP arrow to adjust the temperature setting above
or removed. If 24 VAC is not present, the
room temperature. The cooling system should stop operating.
thermostat is powered by batteries only and
If these tests are not successful, remove the thermostat body and
THE SYSTEM WILL NOT OPERATE. Replace
check for bent pins. Check all wiring connections.
batteries immediately.
If these tests are successful the thermostat is ready to operate using
Replace batteries if leaving thermostat unattended for more than
the factory defaults. To change the configuration settings, refer to
30 days.
Configuration in the User Manual section.
Installation of the thermostat is now complete. Remove the protec-
tive mylar over the screen and check that fresh batteries are properly
installed. Close all doors.
10 11
Once you have determined your Personal Program Schedule, you need OPERATION
to use the instructions under Weekday/Weekend Programming to en-
System Selector Switch
ter or revise your program settings at a later date. BEFORE program-
system
ming your settings, there are several important guidelines and helpful
The System Selector switch on the front of the
hints to follow.
thermostat determines the operating mode of the
• The program time can be set in 1 minute increments. This setting
thermostat. You may select COOL, OFF, HEAT or
will be the same for both HEAT and COOL programs.
cool off heat auto
AUTO (RS3210 only).
• The program temperature can be set in increments of 1ºF (1ºC).
NOTE: Anytime you install or remove the thermostat from the wall-
• The heat setpoint cannot be set higher than the cool setpoint, and plate, slide the System Selector to the OFF position to prevent
the cool setpoint cannot be set lower than the heat setpoint. the possibility of a rapid system on-off.
• If the system selector is in AUTO mode, the current system Auto Changeover (RS3210 Only)
operating mode (COOL or HEAT) will be programmed.
Auto changeover is the ability of the thermostat to switch automati-
• After 15 seconds without a button press, the thermostat will return cally between heating settings and cooling settings. This is useful in
to Normal Display mode. spring and fall when the days are warm and the nights are cool. In
heat mode, if the room continues to warm beyond a set threshold, the
• When setting the program time, note the AM/PM indicator and
thermostat switches to the cool mode and the associated cool set-
make sure the right one is displaying for the setting.
tings. Likewise, in cooling mode, if the room continues to cool beyond
Weekday/Weekend Programming
:
a set threshold, the thermostat switches to the heat mode and the
To program the thermostat, start with a normal running display. associated heat settings.
1. Select COOL or HEAT. As the room temperature changes, the thermostat will call for heating
or cooling as needed. To prevent the heating and cooling systems from
2. Press the PROG button and hold for three seconds.
overriding each other, an automatic changeover deadband is used.
3. Flashing at the top of the display will be the Weekdays or the
The deadband is the number of degrees that the room temperature
Weekend days. You can press the PROG button to change
can vary from the active setpoint until heating or cooling is called for.
between Weekdays or Weekend days.
The larger the deadband the more the room temperature will vary.
4. On the left side of the display, Morn will be shown. Press the
Fan Switch
PROG DAY button to select the programs for Day, Eve, Nite and
fan
back to Morn.
The Fan switch should normally be set in the
5. After selecting one of the four programs, you can press the
AUTO position. The fan will be turned on along
HOUR and MIN buttons to select the time for the program to
with normal operation of your system. In a
start.
on auto normal gas or oil furnace, the fan will be turned
6. Use the UP and DOWN arrows to select the temperature for this
on by your furnace after its warm-up delay. For electric heat, air
program. conditioning, and heat pump operation, the fan will turn on with the
system. To run the fan continuously, slide the Fan switch to the ON position.
7. Press the PROG DAY button to move to the next program.
Temporary Override
8. Repeat steps 4 through 7 for all four programs for weekdays
and weekend days. To temporarily change the current set temperature without affecting
your program, follow these steps:
9. Switch between HEAT and COOL. Start with step 2 and repeat
• Press the UP and DOWN arrows to change to your desired new
steps 4 through 7 to set the four programs for weekdays and
temperature.
weekend days.
• After 15 seconds the display will return to the normal run display.
At the next program change, the Temporary Override is canceled, and
the next program temperature becomes the setpoint temperature.
19 20

Recycling Thermostat

4. Identify each wire attached to the old thermostat.
5. Label each wire to identify which terminal it was connected to.
This thermostat does not contain mercury. However, if this thermostat
is replacing a thermostat that contains mercury in a sealed tube, do
6. Disconnect the wires from the old thermostat one at a time. DO
not place your old thermostat in the garbage. Contact your local waste
NOT LET WIRES FALL BACK INTO THE WALL.
management authority for instructions regarding proper disposal of
7. Install new thermostat using the following procedures.
the thermostat. If you have any questions, call Robertshaw technical
support at 1-800-445-8299. WARNING: Do not use on circuits exceeding specified voltage. Higher
voltage will damage the control and could cause an
MOUNTING
electrical shock or fire hazard. Do not short out terminals
What you need:
on gas valve or primary control to test.
This thermostat includes two #8 slotted screws and two wall anchors
Incorrect wiring will damage the thermostat and could
for mounting. To install your thermostat, you should have the following cause personal injury and/or property damage.
tools and materials.

Attach Thermostat Base to Wall

• Slotted Screwdriver(s) • Small Phillips Screwdriver
1. Remove the packing material from the thermostat. Push in on
the tab at the bottom. Gently pull the cover straight off the base.
• Hammer • Electric Drill and 3/16" Bit
Forcing or prying on the thermostat will cause damage to the
• Two 1.5V (AA) Alkaline
unit.
Batteries (included)
CAUTION: Be certain all power is off to the system.

Replacing Existing Thermostat

2. Pull the wires through the hole in the base. Connect the wires
WARNING: beneath the terminal screws on the base using the table in the
Terminal Connections section.
Electrical Shock Hazard
3. Place the base over the hole in the wall and mark the mounting
Turn off power at the main power source by unscrewing
hole locations on the wall using the base as a template.
fuse or switching circuit breaker to the OFF position
4. Move the base out of the way. Drill the mounting holes.
before installing, removing or cleaning this thermostat.
IMPORTANT: 5. Fasten the base loosely to the wall, using two mounting screws.
Place a level against the bottom of the base, adjust until level,
• Before removing wires from old thermostat, label each wire with
and then tighten the screws. Leveling is for appearance only
the terminal designation it was removed from.
and will not affect the thermostat operation. If you are using
• Do not install on voltages greater than 30 VAC.
existing mounting holes or if the holes drilled are too large and
• Do not install on outside walls or in direct sunlight. do not allow you to tighten the base snugly, use plastic screw
anchors to secure the subbase.
1. Shut off electricity at the main fuse box until installation is
complete. Ensure that electrical power is disconnected. 6. Push the excess wire into wall and plug the hole with a fire
resistant material (such as fiberglass insulation) to prevent
2. Remove old thermostat: A standard heat/cool thermostat
drafts from affecting the thermostat operation.
consists of three basic parts:
a. The cover, which may be either a snap-on or hinge type.
b. The base, which is removed by loosening all screws.
c. The switching subbase, or adapter plate is removed by
unscrewing the mounting screws that hold it on the wall.
3. Remove the front cover of the old thermostat. With wires still
attached, remove wallplate from the wall. If the old thermostat
has a wall mounting plate, remove the thermostat and the wall
mounting plate as an assembly.
3 4
USER MANUAL
Prog
Hold/Run
Minutes
Home Today
Thank you for selecting our wall thermostat. Robertshaw ® products
Hour Day
Emer
are manufactured to high quality standards and are designed to
provide years of service.
LCD Display
This section is the User Manual where the thermostat features are
HOME
TODAY HOUR MIN DAY PROG
described along with instructions on how to program your RS3110
FILT AUTO PROG EMER HOLD
PROG DAY /RUN
and RS3210 thermostats. Installation is described in detail in the
Down and Up
Installation Manual section.
Arrows
FEATURES AND BENEFITS
+ - + -
• 5 - 2 Day Programming
Set the weekly program once with four time and temperature
Fan Switch
settings. The four set points are followed for five consecutive days.
Filter System Switch
On the weekend, four different set points can be set for all day
Battery Reset Button
comfort. Compartment Door Latch Auto Prog
• Multi-Stage 2 Heat/1 Cool - RS3210 only
Figure 4
Operates on both multi-stage gas/electric furnaces and heat
Home Today - Press to override programmed settings with manual
pumps to reduce inventory needed.
setting.
• New Improved Display makes viewing and setting the temperature
LCD Display - Shows Time, Day, Temperature and other feature
easier.
information.
• Adjustable Temperature Differential maintains optimal customer
Down and Up Arrows - Used to enter and navigate the configuration
comfort.
menu and change the temperature settings.
• Worry-Free Memory Retention - RS3210 only
Battery Compartment - Open with finger from sides. Install two AA
Maintains set point and programmed parameters, even during
1.5V batteries.
power outages.
Filter - Press to reset filter timer to zero.
• Filter Monitor provides notice when filters need changing.
Door Latch - Press gently on door to open/close.
• Automatic Compressor Short Cycle Protection reduces wear and
Reset Button - Press to return to factory default.
tear of HVAC equipment with this system safeguard.
Auto Prog - Press to change current program setting to energy sav-
• Temporary Program Override allows for manual temperature
ings setting.
adjustment.
System Switch - Select Cool/Off/Heat/Auto.
• O and B Terminals provides greater system flexibility.
Fan Switch - Set for continuous or automatic fan operation.
• Quick Wire Terminal Block uses sturdy wire clamps for fast and
Prog Day - Press to select between morn, day, eve, nite programs.
easy installation - no wrapping around screws.
Emer - If an emergency heat source is connected, press this button to
activate it.
Hold/Run - Press to hold set temperature until pressed again to run
program.
Prog - Press to enter into programming mode.
Day - Press to change the day.
Minutes - Press to change the minutes.
Hour - Press to change the hour.
IMPORTANT: Please read the entire User Manual
section before setting your thermostat.
12 13
Permanent Override Lock Keypad
It is possible to set a temperature and hold it for an extended period, The keypad can be locked to disable the buttons on the front panel.
such as a vacation. The two switches will continue to function.
• Press and release the HOLD/RUN button. HOLD will flash on the To lock the keypad, press the HOLD/RUN button for 5 seconds. The
display. lock icon will appear on the screen.
To unlock, press the HOLD/RUN button for 5 seconds. The lock icon
• You can use the UP and DOWN arrows to select a set temperature.
will disappear.
The set temperature will be held until canceled.
• To cancel the permanent override, press and release the HOLD/ TROUBLESHOOTING
RUN button. The word SCHEDULE will appear on the display.
Problem Solution
Home Today
Scrambled or double Remove clear mylar sticker.
This feature allows you to quickly and temporarily override your
display (numbers over
program settings for a day with just one button.
numbers).
• Press the HOME TODAY button to enter the Home Today override.
No display. Check connections and batteries.
When in Home Today mode, the thermostat will use the default
temperature setpoint. Press Reset once with a small pin and
hold for two seconds then reprogram.
• The display will show HOME TODAY.
Entire display dims. Replace batteries.
• The thermostat will remain in Home Today mode until the first
program of the next day.
Auto/Fan does not turn There may be as much as four minute
On. delay before the heat or cool system
• If the system is changed between HEAT and COOL modes during
the Home Today Override period, the setpoint temperature will turns on. Wait and check. (Compressor
automatically update. It will automatically change from the lowest protection delay).
cool program setpoint to the highest heat program setpoint. Check your circuit breakers and
• Press the HOME TODAY button to exit Home Today mode before switches to ensure there is power to the
the schedule ending time. HOME is no longer displayed on the system.
LCD screen, and the thermostat returns to the current program Replace batteries.
settings.
Make sure your furnace blower door is
• You can manually change the setpoint temperature while in closed properly.
Home Today mode. Refer to the Temporary Override instructions.
Check the position of the furnace or
Changing the set temperature while in Home Today mode will not
Heat Pump selector switches.
affect the Home Today ending time. However, the set temperature
will not change automatically with a manual or automatic change Erratic display. Press Reset once with a small pin and
hold for two seconds then reprogram.
between heating and cooling.
Thermostat reads E1. Temperature sensor defective. Replace
unit.
Thermostat reads E2. System switch in wrong position. Move
system switch to correct position.
If you experience any other problems, contact Technical Support at:
www.invensyscontrols.com or (800) 445-8299.
21 22
If you are unsure if the heating/cooling system requires the thermo-
Mounting Holes
stat to control the fan, contact a qualified heating and air conditioning
service person.
When the thermostat is configured for heat pump, the thermostat will
always power the circulator fan on a call for heat in the Heat mode.
The ELEC/GAS switch for the 2 stage RS3210 model must be set to
match the type of auxiliary heat your system uses for proper operation
in the Emergency mode.
All wiring diagrams are for typical systems only. Refer to the
equipment manufacturer's instructions for specific system wiring information.
Thermostat Terminals
Terminals
Figure 1 Thermostat Base Terminal Equipment to
Connect
System Switch Selection
One Stage Model RS3110
C 24 VAC common
Heat Pump or Non-Heat Pump (RS3110 only)
connection
STD
HP
ELEC GAS R 24 VAC + connec-
tion
O
Electric or Gas
B
Figure 2 Electric/Gas Switch (Fan Option)
The RS3110 thermostat is configured from the factory to operate a
G Indoor fan con-
heat/cool, fossil fuel (gas, oil, etc.), forced air system. It is configured
nection
for any system that DOES NOT require the thermostat to energize the
fan on a call for heat.
The RS3210 is configured at the factory to operate an electric heat or
heat-pump system that requires the thermostat to turn on the fan on
Y1* First stage com-
a call for heat. Locate the ELEC/GAS switch on the back of the ther-
pressor connection
mostat (see "Figure 2 Electric/Gas Switch (Fan Option)") and switch it
to the ELEC position. This will allow the thermostat to energize the fan
immediately on a call for heat.
E/W1* First stage heat /
Press the reset button to accept a change in the switch option.
emergency heat
If your system is not a heat pump system, refer to the Configuration
connection
section in this manual. The RS3210 thermostat must be changed to a
STD type system.
*This thermostat can be used as a heat only or cool only thermostat.
Therefore, it is not always necessary to use both W1 and Y1.
5
DISPLAY MAP COMPRESSOR PROTECTION
The thermostat display will show information that is being used during The thermostat provides a 4 minute delay after shutting off the
operation or programming. This illustration numbers each display ele- heating or cooling system before it can be restarted. This feature will
ment and provides an explanation for each one. prevent damage to your compressor caused by rapid cycling. Note
that this delay also applies to the heating system control. It does not
2 provide a delay when there are power outages.
1
3
TEMPERATURE RANGE
This thermostat can be set between 45ºF and 90ºF (7ºC and 32ºC).
However, it will display room temperatures from 30ºF to 99ºF (0ºC and
4 37ºC).
Prog Day
NOTE:
5 If the thermostat measures a temperature over 99ºF (37ºC), HI
will be displayed on the LCD. If the temperature is below 32ºF
6
(0ºC), LO will be displayed on the LCD.
HOME
AUTO CUT-OFF
TODAY
Your thermostat will automatically shut down in Heat mode if the room
8
10 7 temperature rises above 95ºF (35ºC). It will shut down in Cool mode if
9
the room temperature drops below 45ºF (7ºC).
Figure 5 Note that if your system has malfunctioned and no longer responds to
thermostat controls, the Auto Cut-Off will not work.
1. Event names (used for editing schedule).
EMERGENCY HEAT - RS3210 WITH HEAT PUMP
2. Day is displayed on Idle screen. Also used to display ranges
when editing the schedule (e.g. SAT SUN for weekend).
Consult with your installer to determine if your system is a heat pump
with an emergency heat system installed. If you have an emergency
3. On when running a schedule.
heat system you can activate it by pressing the EMER button. The
4. Used with setpoint.
display will show an E by the flame icon when the thermostat is in
5. Used for service reminders (e.g. CHECK HP). system HEAT mode.
6. Used for time, current setpoint and some configuration data. The main heating system will not receive a call to turn on. This will
allow maintenance to take place on the main heat system. To turn off
7. HVAC mode and status. Icons blink when active. A is for Auto, 2
the emergency system, press the EMER button. The E will no longer
is for second stage and E is for emergency.
be displayed.
8. Indicates when security is active.
POWER FAILURE
9. Low battery indicator.
Whenever the main power is interrupted or fails, the back-up battery
10. Used for ambient temperature and configuration data (e.g. first
power will maintain the current settings. The heating and cooling
stage differential, F or C, etc.).
systems will not function. In the event of a power outage and dead
batteries, the settings will revert to default settings when power is
resumed. You must reprogram your settings.
FILTER MONITOR
The thermostat counts the number of hours your system's filter has
been in use. To maximize your system's performance and energy
efficiency, change or clean your filter regularly. When the total system
run time for heat and cool reaches 400 hours, the filter change
indicator (Check FLtr) will flash as a reminder to check your system's
filter. Press and hold the FILTER button until Check FLtr no longer
displays. This will reset the filter monitor to zero.
14
TWO YEAR LIMITED WARRANTY
REPAIR, REPLACEMENT, OR CREDIT OF THE PURCHASE PRICE, AS
PROVIDED HEREIN, SHALL CONSTITUTE THE SOLE REMEDIES WITH
Invensys Controls warrants to the original contractor installer, or to the
RESPECT TO DEFECTS IN THE PRODUCTS. THE CONSUMER ASSUMES
original consumer user, that each new Robertshaw thermostat will be
ALL RISKS AND LIABILITY FOR INCIDENTAL AND CONSEQUENTIAL
free from defects in materials and workmanship under normal use
DAMAGE RESULTING FROM INSTALLATION AND USE OF THE THERMO-
and service for a period of two (2) years from the date of purchase
STAT.
(the "Warranty Period"). If any Product fails within the applicable War-
Some states do not allow the exclusion or limitation of incidental or
ranty Period, Invensys Controls shall, at its option, repair or replace the
consequential damages, or allow limitations on how long an implied
Product or credit the purchase price, provided the Product is returned
warranty lasts, so the above limitations or exclusions may not apply
to Invensys Controls' facility or designated agent within the Warranty
to you. This Warranty gives you specific legal rights, and you may also
Period, with transportation or postage charges prepaid and proof of
have other rights which vary from state to state.
the date of purchase, and the Product, upon examination by Invensys
For Warranty returns, send the thermostat, shipping prepaid and proof
Controls, is found not to conform to the Warranty. Cost of Product
removal, labor, or reinstallation of new Product are not covered under of date of purchase to:
this Warranty and are not the responsibility of Invensys Controls. War-
ranty on Products, parts and/or components sold, but not manufac-
Invensys Controls
tured by Invensys Controls, shall be expressly limited to the warranty
Warranty Claims Department
terms of the manufacturer of such products, parts and/or components.
515 S. Promenade Ave.
The above warranty does not apply to: i) batteries; ii) defects or dam-
age that result from use of the Products in any manner other than Corona, CA 92879-1736
their normal and customary manner; iii) defects or damage that result
from use of the Products in any manner other than in accordance with
In Canada:
Invensys Controls' recommendations and instructions; iv) defects or
Invensys Controls
damage which occur from misuse, alteration, accident, water, fire or
Warranty Claims Department
neglect; and/or v) defects due to abuse or damage such as burned
contacts, stripped threads, split castings, improper installation or 3505 Laird Rd. Unit #14
missing parts.
Mississauga, Ontario L5L 5Y7 Canada
THE FOREGOING WARRANTY IS IN LIEU OF AND EXCLUDES ALL OTHER
WARRANTIES, WHETHER EXPRESS OR IMPLIED, INCLUDING THE IM-
PLIED WARRANTIES OF MERCHANTABILITY, TITLE AND FITNESS FOR A
PARTICULAR PURPOSE. IN NO EVENT SHALL INVENSYS CONTROLS BE
LIABLE TO CONSUMER, CONTRACTOR OR ANY THIRD PARTY FOR ANY
CONSEQUENTIAL, INCIDENTAL, SPECIAL, EXEMPLARY, OR PUNITIVE
DAMAGES ARISING FROM OR RELATING TO USE OF THE PRODUCT
INCLUDING, BUT NOT LIMITED TO, LOSS OF GOODWILL, LOSS OF
PROFIT OR REVENUE, AND PROPERTY DAMAGE, REGARDLESS
WHETHER SUCH LOSS OR DAMAGE IS BASED IN CONTRACT, WAR-
RANTY, TORT, NEGLIGENCE, STRICT LIABILITY, INDEMNITY, PRODUCT
LIABILITY, OR OTHERWISE AND EVEN IF INVENSYS CONTROLS HAS
BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
23
B. Typical wiring diagram for single transformer heat pump system.
Terminal Equipment to Description
System selector switch must be set to HP.
Connect
NOTE:
"Battery Operation Only" if 24 VAC common not present, other-
Two Stage Model RS3210C (Additional Terminals)
wise "Battery Backup".
W2 Second stage heat Energizes on a call for second stage
connection heating.
L 24 VAC compressor For input of fault signal from a
fault output compressor.
Replace the cover by inserting the bottom tab on the thermostat body
into the slot at the bottom of the wallplate. Move the cover to meet
24 VAC
the top of the wallplate. Press the top of the body to snap it into the
Common
wallplate. (Battery
Description
Operation
CAUTION: Do not force the thermostat body onto the wallplate. Termi-
Only if not
present)
nal pins inside the thermostat may become damaged.
WIRING DIAGRAMS
For input of 24 VAC common side Two Stage Heat Single Stage Cool: RS3210
Heat Pump Terminal Outputs
If 24 VAC is not
of transformer.
C. Wiring diagram for single transformer standard system. System
present the thermostat is pow-
Refer to the equipment manufacturer's instructions for specific system selector in configuration menu must be set to STD2 or STD1
ered by batteries only and THE
wiring information. You can configure the thermostat for use with a
(single stage only).
SYSTEM WILL NOT OPERATE. Heat Pump Type 1, single stage compressor system. This thermostat
NOTE: "Battery Operation Only" if 24 VAC common not present, other-
is designed to operate a single transformer system. If you have a two
For input of 24 VAC hot side of
wise "Battery Backup".
transformer system, cut and tape off one transformer. If transformer
transformer runs heating and cool-
safety circuits are in only one of the systems, remove the transformer
ing system.
C
of the system with no safety circuits. If required, replace the remain-
Energizes for heat pump cool
ing transformer with a 75 VA Class II transformer. After
reversing valve.
24 VAC
disconnecting one transformer, the two commons must be jumpered
Energizes for heat pump heat Supply
together.
reversing valve.
Use the terminal output information below to help you wire the ther- 24 VAC
Common
Energizes with Y1 and Y2.
mostat properly for your system.
(Battery
Energizes with W1 and W2 if the Operation
Single Stage Heat and Cool: RS3110
Only if not
ELEC/GAS switch is set to electric.
present)
A. Typical wiring diagram for single transformer standard system.
Energizes when fan is switched to
System selector switch must be set to STD.
ON.
NOTE: "Battery Operation Only" if 24 VAC common not present, other-
Energizes on a call for first stage of
wise "Battery Backup".
cooling.
Energizes on a call for first stage of
heating when configured as a HP. C R O B G Y1 W1
Energizes on a call for first stage
24 VAC Compressor
of heating when configured as a
Supply Contactor
Non-Heat Pump. For Heat Pump
configuration, will energize for 24 VAC Common Fan Relay First Stage
(Battery Operation Heat
emergency heat.
Only if not present)
6 7
BATTERY WARNING Configuration Menu Options
RS3210 only - Second Stage Differential
+ - + -
Configuration Menu Descriptions
Figure 6
Temperature Scale - Select Fahrenheit or Celsius.
When the batteries become weak, a flashing battery symbol will First Stage Differential - When the room temperature approaches the
appear on the screen. When this symbol occurs, install two new AA set temperature the differential is the amount of overshoot allowed
batteries. You have approximately one minute to change the batteries
before the thermostat calls for heating/cooling.
and keep the thermostat's program settings. Once the batteries have
Second Stage Differential - Used for RS3210, same as First Stage
become too weak to ensure proper operation, your system will be
Differential but controls a second stage system.
turned off, and the display will be blank if battery powered.
Offset - Use this to change ambient temperature readings up or down.
CAUTION: When the battery symbol flashes, the batteries are weak.
DLY2 - Used for RS3210 only, is the second stage delay time.
If they are not replaced the display will fade. When the
dEdb - Deadband for auto changeover. This setting is the number
batteries are dead the display will be blank and there will
of degrees the room temperature can move away from the active
be no temperature control.
setpoint temperature until heating or cooling is called for. The larger
NOTE: If you plan to be away from the premises over 30 days, we
the deadband the more the room temperature will vary.
recommend that you replace the old batteries with new alka-
HP - Used for selecting the system type on the RS3210. Select HP for
line batteries prior to leaving.
heat pump. Select STD1 for one stage heating non-heat pump. Select
CONFIGURATION
STD2 for two stage heating non-heat pump.
The reset button can be pressed with a paper clip to reset the thermo-
Familiarize yourself with these manual settings, so you can easily
stat back to the factory defaults as shown in the Configuration Menu
modify your settings as your comfort needs change.
Options table.
Change Time or Day
The Configuration Menu allows you to set certain thermostat operating
When system switch is in HEAT or COOL mode:
characteristics for your system or personal requirements. Set System
• Press HOUR or MIN to change time.
switch to OFF, then simultaneously press the UP and DOWN arrows
for three seconds to enter the Configuration Menu which summarizes
• Press DAY to change day.
the options available. The display will show the first item in the Con-
PROGRAMMING
figuration Menu Options table. An explanation of each option is listed
after the table. Press the DOWN arrow to change to the next menu The reset button can be pressed with a paper clip to reset the thermo-
item. To change the setting, press the UP arrow. When the maximum stat back to factory defaults.
setting is reached, the selections will return to the lowest selection. To
Your thermostat is capable of holding up to four separate programs
exit the menu and return to the program operation, press the DOWN
for all weekdays, Monday to Friday, and four weekend programs for
arrow until the main display appears. If no buttons are pressed within
Saturday and Sunday. Your thermostat is pre-programmed to meet
fifteen seconds, the thermostat will revert to normal operation.
the guidelines recommended for energy efficiency. To view the default
temperature settings, follow these steps:
15 16
24 25
D. Wiring diagram for single transformer heat pump system. System
selector in configuration menu must be set to HP.
NOTE:
"Battery Operation Only" if 24 VAC common not present, other-
wise "Battery Backup".
C R O B G Y1 W1 C R O B G Y1 E/W1 W2 L
Heat Active Second
24 VAC Compressor
24 VAC Heat Active Compressor
Supply Reversing Contactor Stage or
Supply Reversing Contactor Valve Auxiliary Heat
Valve
24 VAC Cool Active Fan Relay Emergency Compressor
Cool Active Common Reversing
Fan Relay Heat Fault Output
Reversing (Battery Valve
(24 VAC) from
Operation
Valve Heat Pump
Only if not
present)
E. Typical wiring diagram for single transformer heat pump systems.
C R O B G Y1 E/W1 W2 L
System
= Monitor
24 VAC Reversing Compressor Auxiliary
Valve Heat Relay Switch
Supply Contactor
Energized in
Heat, Off,
Emergency
Mode
24 VAC
Emergency Compressor
Reversing
Common Fan Relay Heat Relay
Fault Output
R O B G Y1 E/W1 W2 L (Battery Valve
(24 VAC) from
Operation Energized
Heat Pump 120
in Cool
Only if not VAC
present) Mode
Compressor Second Stage Hot
24 VAC
Contactor Heat (if STD2
selected) Neutral
Transformer (Class II Current Limited)
Fan Relay First Stage
Heat
F. Typical wiring diagram for single transformer heat pump only.
C R O B G Y1 E/W1 W2 L
Reversing Valve Compressor Heat Relay
Energized in
Contactor Stage 2
Heat, Off, Stage 1
Emergency
Mode
Reversing Emergency
Fan Relay Compressor
Valve Ener- Heat
Fault Output
gized in Cool (24 VAC) from
Mode
Heat Pump
120
VAC
Hot
24 VAC
Neutral
Transformer (Class II Current Limited)
8 9
• Press the AUTO PROG button once. The word Auto will display.
• View the settings for all seven days of the week in the thermostat
Item Default
display. These setting should match the table shown below.
Temperature Scale F/C F
Temperature in F° (C°)
First Stage Differential 1°F (0.5°C)
Program Time Heat Cool
2°F (1.1°C)
Number
Off Set 0
1 Morn 6:00 am 68°F (20°C) 78°F (26°C)
RS3210 only - DLY 2 20
2 Day 8:00 am 60°F (16°C) 85°F (29°C)
RS3210 only - dEdb 3.0°F (1.5°C)
3 Eve 4:00 pm 68°F (20°C) 78°F (26°C)
RS3210 only - System Type HP
4 Nite 10:00 pm 60°F (16°C) 85°F (29°C)
Manual Programming
You can change the default thermostat settings and program your
own settings for weekdays and weekends. Before programming or
changing programs, use this Personal Program Schedule provided
here to determine which times and temperature settings will best
satisfy both your comfort and energy saving requirements. Use a
pencil so you can revise your records each time you change your
temperature settings.
Heating
Program Weekday Weekend
1 Morn Time: Time:
Temp: Temp:
2 Day Time: Time:
Temp: Temp:
3 Eve Time: Time:
Temp: Temp:
4 Nite Time: Time:
Temp: Temp:
Cooling
Program Weekday Weekend
1 Morn Time: Time:
Temp: Temp:
2 Day Time: Time:
Temp: Temp:
3 Eve Time: Time:
Temp: Temp:
4 Nite Time: Time:
Temp: Temp:
17 18
191 E. North Avenue
Carol Stream, Illinois 60188 USA
www.invensyscontrols.com
©2012 Invensys Controls 7/12 352-00021-003 Rev B
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