Peco T8000 series User manual
© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED. P/N 70478 3220-2267 REV 00
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Thank you for choosing a PECO Performance PRO™ thermostat. The Performance
PRO T8000 Series is intended for use in residential and commercial environments. It
is designed for and can support up to 3-HEAT/ 2-COOL con gurations in conventional
systems and in heat pump applications. The Performance PRO also provides the
capability to meet the requirements for ASHRAE 90.1-2004 and California Building Code
Title 24 (2008 edition).
The Performance PRO T8000 Series is comprised of the T8000 non-programmable
thermostat models and the T8500 programmable thermostat models. The T8000 Series
features an 8 square inch blue backlit display with dynamic menus, accessed using soft
keys. All Performance PRO T8000 Series offer the following standard features: auto-
changeover, temporary override, optional remote sensors, occupancy sensors, three
levels of keypad lockout, a PIN access code, a furnace lter change reminder, and a heat/
cool Demand Indicator. In addition, the T8500 programmable models contain: up to four
scheduled events per day, a 365-day calendar, 20 holidays, holiday override, temporary
override, a Power Harvesting feature to preserve battery life (also known as “power
stealing”), Secure Digital (SD) card capability (card not included), and optional humidity
control (T8532-IAQ only).
The T8000 Series can be powered by 24 VAC or batteries or both (recommended). The
T8000 Series can control up to 7 outputs and monitor three external sensors. The T8000
Series mounts onto any PECO Performance PRO Series wallplate.
The PECO Performance PRO thermostat is intended for use in conventional and heat
pump applications.
• System mode selections: Off-Heat-Cool-Auto-Emergency
• Stages: 1 Heat/1 Cool, 2 Heat/1 Cool, 1 Heat/2 Cool; 2 Heat/ 2 Cool; 3 Heat/ /2 Cool
• Fan control: Cycling (Auto) or Continuous (On); 1 Speed
• Permanent memory: All device settings are stored in permanent memory.
• Connections for Remote Sensors (indoor, outdoor, and occupancy)
• SD card capability (card not included)
•
•
•
Temperature Control
Range: 50° to 90° F (10° to 32° C)
Differential: 1° F (0.5°C)
Input Power: 24 VAC (20-30 VAC) 50/60 Hz (+/- 10%) or AA alkaline batteries
(both recommended); 5mm terminals accept 14-24 AWG
stranded or solid wire.
Operating Temperature: 0° to 120°F (-17° to 48°C)
Shipping Temperature: -20° to 130°F (-28° to 54°C)
Operating Humidity: 5% to 95% RH, non-condensing
Physical Dimensions: T8000/T8500 Thermostat: 4.3” H x 5.7” W x 1.3”D
with 3.2” x 2.5” / 8 square inch liquid crystal display (LCD)
Output Ratings
Voltage (50/60 Hz): 20-30 VAC
Current: 0.02-1.0 A per terminal; W1 (B/O), W2 (AUX), G, A, E, Y1, Y2.
Note: Collectively, total current draw must not exceed 2.5 A.
Select an appropriate thermostat location
Locate the thermostat about four feet (1.2m) above the oor on a wall in an area with good
ventilation and an average temperature, where it will be responsive to changes in room
temperature.
The Performance PRO T8000 Series may be mounted on a:
• Horizontal or vertical 2” X 4” device box
• Horizontal 4” X 4” device box
• Flat surface
Do locate the thermostat where it can be affected by:
• Direct sunlight
• Drafts or dead areas behind doors
• Radiant heat from appliances
• Concealed pipes or chimneys
• Outside walls or unheated/uncooled areas
Required components (not included, unless otherwise speci ed):
• Two new AA batteries (included)
• Screws and wall anchors (included)
• Screwdrivers: Phillips (for wallplate); small athead (for terminal blocks)
• Drill with 3/16” drill bit (or 7/32” for plaster)
• Wirecutter and stripper
• Level
• Performance PRO T8000 Series Thermostat (included)
• Performance PRO T8000 Series Thermostat Operating Manual (included)
• READ THESE INSTRUCTIONS CAREFULLY BEFORE ATTEMPTING TO INSTALL,
OPERATE OR SERVICE THIS THERMOSTAT.
• Failure to observe safety information and comply with instructions could result in
PERSONAL INJURY, DEATH AND/OR PROPERTY DAMAGE.
• To avoid electrical shock or damage to equipment, disconnect power before
installing or servicing and use only wiring with insulation rated for full thermostat
operating voltage.
• To avoid potential re and/or explosion do not use in potentially ammable or
explosive atmospheres.
• Retain these instructions for future reference.
• This product, when installed, will be part of an engineered system whose
speci cations and performance characteristics are not designed or controlled
by PECO. Review applications and national and local codes to assure that the
installation will be functional and safe.
▲
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▲
Mounting holesMounting holes
Figure 2. T8000/T8500 Thermostat
back view (with wallplate attached).
Wiring passage
Digital display with blue backlight
Override key
Keypad Lockout,
Battery Indicator,
Service
Indicator,
SD Card
System Mode
System key
Temperature
(indoor)
Current day
Up and Down
keys ▲/ ▼
Fan key
More key
Current time
Demand
indicator
Fan (On/Auto)
Recovery mode
Setpoint
temperature
Figure 1. T8000/T8500 Thermostat
(Home Display)
© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED. P/N 70478 3220-2267 REV 00
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1. Position the wallplate on the wall with the directional arrow pointing up (see Fig. 3)
and terminal blocks facing outward.
2. Pull equipment wires through the wallplate wiring passage (see Fig. 3).
3. Use a level to determine the best horizontal wallplate mounting position.
4. Mark positions of screw holes (two at minimum) with a pencil and remove wallplate.
5. Drill holes at pencil-marked locations (3/16” for drywall, 7/32” for plaster).
6. Insert the wall anchors in the holes, tapping them into place.
7. Mount the wallplate onto the wall and insert screws through mounting holes. Assure
that all loose wires come through the center opening of the wallplate (see Fig. 3).
8. Cap off any unused wires and terminate properly according to local building codes.
1. Select the terminal designations that correspond to the system type (see Table 1).
Conventional Terminal Letters Heat Pump Terminal Letters
Unswitched side, 24 VAC Unswitched side, 24 VAC
Stage 1 Heat Reversing Valve
Stage 2 Heat Auxiliary (Stage 3 Heat)
Fan Fan
Economizer/Damper/
Humidity Economizer/Damper/
Humidity
Stage 3 Heat Emergency Heat
Stage 1 Cool Compressor Stage 1, Heat /Cool 1
Stage 2 Cool (or Dehumidify) Compressor Stage 2, Heat /Cool 2
(or Dehumidify)
Power for heating,
switched side, 24 VAC Power for heating,
switched side, 24 VAC
Power for cooling,
switched side, 24 VAC Power for cooling,
switched side, 24 VAC
Sensor Common Sensor Common
Indoor Remote Sensor Indoor Remote Sensor
Occupancy Setback Input* Occupancy Setback Input*
Outdoor Remote Sensor Outdoor Remote Sensor
System Type 1: 1H/1C Conventional System Type 2: 1H/1C Heat Pump
TERM Function TERM Function
C Common C Common
W1 Heat B/O Reversing Valve
W2 AUX
G Fan G Fan
A Economizer/Damper A Economizer/Damper
E E
Y1 Cool Y1 Compressor
Y2 Y2
RH Power for Heating RH Power for Heating
RC Power for Cooling RC Power for Cooling
System Type 3: Heat only (without fan) System Type 4: Heat only with fan
TERM Function TERM Function
C Common C Common
W1 Heat W1 Heat
W2 W2
G G Fan
A Economizer/Damper A Economizer/Damper
E E
Y1 Y1
Y2 Y2
RH Power for Heating RH Power for Heating
RC RC
System Type 5: Cool only System Type 6: 2H/1C Heat Pump (Aux.)
TERM Function TERM Function
C Common C Common
W1 B/O Reversing Valve
W2 AUX Auxiliary Heat
G Fan G Fan
A Economizer/Damper A Economizer/Damper
E E Emergency Heat
Y1 Cool Y1 Compressor
Y2 Y2
RH Power for Heating RH Power for Heating
RC Power for Cooling RC Power for Cooling
System Type 7: 2H/2C Conventional System Type 8: 2H/1C Conventional
TERM Function TERM Function
C Common C Common
W1 Heat 1 W1 Heat 1
W2 Heat 2 W2 Heat 2
G Fan G Fan
A Economizer/Damper A Economizer/Damper
E E
Y1 Cool 1 Y1 Cool
Y2 Cool 2 Y2
RH Power for Heating RH Power for Heating
RC Power for Cooling RC Power for Cooling
System Type 9: 1H/2C Conventional System Type 10: 2H/2C Heat Pump
TERM Function TERM Function
C Common C Common
W1 Heat B/O Reversing Valve
W2 AUX
G Fan G Fan
A Economizer/Damper A Economizer/Damper
E E
Y1 Cool 1 Y1 Compressor 1
Y2 Cool 2 Y2 Compressor 2
RH Power for Heating RH Power for Heating
RC Power for Cooling RC Power for Cooling
: Contact PECO to learn more
about Occupancy Setback Input sensor
applications.
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Figure 3:
Position
the wallplate
on the wall.
Pull wires
through
wiring passage.
wiring passage
terminal blocks enlarged
© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED. P/N 70478 3220-2267 REV 00
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System Type 11: 3H/2C Heat Pump System Type 12: 3H/1C Conventional
TERM Function TERM Function
C Common C Common
B/O Reversing Valve W1 Heat 1
AUX Auxiliary Heat W2 Heat 2
G Fan G Fan
A Economizer/Damper A Economizer/Damper
E Emergency Heat E Heat 3
Y1 Compressor 1 Y1 Cool 1
Y2 Compressor 2 Y2
RH Power for Heating RH Power for Heating
RC Power for Cooling RC Power for Cooling
System Type 13: 3H/2C Conventional
TERM Function
C Common
W1 Heat 1
W2 Heat 2
G Fan
A Economizer/Damper
E Heat 3
Y1 Cool 1
Y2 Cool 2
RH Power for Heating
RC Power for Cooling
2. Using a small athead screwdriver, loosen the screws on the terminal blocks that
correspond to the system type (see Table 1).
3. Strip the insulation of each wire at a proper length (about 1/4” or 64 cm).
4. On the wallplate, insert wires into the terminal blocks that correspond to the system
type, then re-tighten each screw for each terminal (see Fig. 4, enlarged area).
5. Assure that no uninsulated wires are exposed: Cap off and place a wire-nut on any
unused wires. Assure that the attached wires t into the cavity on the back side of the
thermostat.
1. Choose from the following options to power the thermostat.
The T8000 Series will operate on 24VAC power and/or two AA batteries (both are
recommended). Choose from three methods to connect power to the thermostat.
• Batteries only (AA alkaline)
• 24 VAC direct connection only
• 24 VAC with AA battery backup (highly recommended)
: Connect the common side of the transformer to
the “C” screw terminal of the thermostat wallplate. Assure that the metal jumper
connects “RC” and “RH.” Connect power side to the RC/RH and assure that the
jumper remains in place.
The T8000 Series is shipped with a jumper connecting
terminals RH and RC. If the heating and cooling equipment do not use separate
transformers, leave this jumper in place. If separate transformers are required,
remove this jumper. With the jumper removed, connect RC to the power side of the
cooling transformer. Connect RH to the power side of the heating transformer; then
connect both the heating and cooling commons together to terminal C (Common).
1. Insert two AA batteries (included) into the back compartment of the thermostat, where
indicated (see Fig. 5).
2. Remove the plastic insulator tab from the back side of the thermostat (see Fig. 6).
IMPORTANT: The insulator tab must be removed before setting the real-time clock.
When power is rst applied to the thermostat, it will activate the clock display.
It is recommended that time and day are entered before performing advanced
con guration. Follow the procedure below to set the clock, month, and day.
1. Press ▲/ ▼ to select 12 or 24 HR mode, then press Next.
2. Press ▲/ ▼to select clock hour, then press Next.
3. Press ▲/▼to select clock minutes, then press Next.
4. Press ▲/ ▼ to select clock year, then press Next.
5. Press ▲/ ▼ to select current month, then press Next. : Mo (month) appears.
6. Press ▲/ ▼to select current date. : Days appears.
7. Press Done to nish clock mode.
1. Press any part of the touchscreen area to enter the Home Display.
2. Press System to enter system settings.
3. Press ▲/ ▼to select “Off,” then press Done.
4. Press Fan key to enter fan mode.
5. Press ▲/ ▼to select “Auto,” then press Done.
Perform advanced con guration before attaching the thermostat to the wallplate.
Advanced con guration is done by simultaneously pressing the lower left and lower right
keys for about ve seconds (See Fig. 8), which gives user access to Service Menus.
Use Table 2 of this Installation Guide to set each desired Service Menu item. Advanced
con guration allows the user to con gure the thermostat to match the system type and to
customize several thermostat settings.
▲
Figure 5.
Insert two AA batteries
in back of thermostat.
Figure 6.
Remove the insulator
tab from thermostat
before operation.
Insulator tab
Figure 4. Insert wires
into appropriate
terminal blocks.
Enlarged area
shows wire
insertion point
above terminal
block.
Figure 7.
Clock must be set
before performing
advanced
confi guration.
Figure 8.
Access Service Menus
by pressing the lower
right and lower left
keys simultaneously.
customize several thermostat settings.
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© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED. P/N 70413 3220-2260 REV 01
1. Position the thermostat slightly above the mounted wallplate (see Fig. 9), then secure
the hooks on the back side of the thermostat to the hinge pockets on the wallplate.
2. Align the pins on the back side of the thermostat with the terminal blocks on the
wallplate.
3. Gently bring down the thermostat onto the wallplate so the pins on the back of the
thermostat t into the terminal blocks on the wallplate (see Fig. 10).
4. Attach the retaining screw to the underside of the thermostat as shown (see Fig. 10).
System test veri cation is highly recommended to verify thermostat operation. Follow at
least one procedure in the system tests below. Refer to the Service Menus (see Table 2)
for more system tests. For all system tests, press to continue to the following system
test, which is the next available Service Menu. Press only if nished performing all
system tests. Pressing exits the Service Menus and turns off all active outputs.
1. On the thermostat, press the lower left and lower right keys simultaneously for about
ve seconds. Next, Go Back, and Done appear (see Fig. 11).
2. Press Next until Service Menu 610 appears in the display.
(Default value “00” appears below Service Menu.)
3. In Service Menu 610, press ▲/ ▼to select option “01,” Heat Stage 1 (see Fig.12).
: If 01 is selected, the thermostat will activate the associated output for up to 10
minutes. The user should observe that the fan output (with heat) turns on. The user
may also test more stages of heat according to what is available for the system type.
4. Press Done to complete the system test and exit the Service Menus. After verifying
the system test, the outputs are disabled and the fan will stop.
Next
The following instructions assume that the user enters the Service Menus from the Home
Display; it does not assume that the user has followed in sequence from the previous
section. If continuing from the previous section on this page, skip to Step 2 below.
1. On the thermostat, press the lower left and lower right keys simultaneously for about
ve seconds. : Next, Go Back, and Done appear (see Fig. 13).
2. Press Next until Service Menu 620 appears in the display.
(The default value “00” for appears below Service Menu.)
3. In Service Menu 620, press ▲/ ▼to select option “01” (to enable fan output).
If 01 is selected, the thermostat will activate the associated output for up to 10
minutes. The user should observe that the fan output will turn on.
4. Press Done to complete the system test. After verifying the system tests, the outputs
are disabled.
Next
Figure 12.
Press Done to
complete test and
exit Service Menus
or Next to continue
to the next test.
Figure 14.
Press Done to
complete testing
and exit Service
Menus, or Next to
continue tests.
Figure 11.
Service Menu 610
allows user to
perform System
Test (Heat). Service Menu
Default value
(appears
automatically)
Figure 13.
Service Menu 620
allows user to
perform a System
Test Fan.
Service Menu
Default value
(appears
automatically)
Figure 9.
Secure the hooks
on the back side of
the thermostat to the
wallplate.
Retaining screw
Figure 10.
Mount the thermostat
so pins on back fi t into
the terminal blocks on
the wallplate.
© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED. P/N 70478 3220-2267 REV 00
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To access Service Menus, simultaneously press lower left and lower right keys. Changed values are automatically retained. Service Menu availability is dependent upon system type and
upon system conguration.
Schedule Format 0-3 1 Select the schedule format on the T8000 Series. (Menu not available on non-programmable
thermostats.)
0 = nonprogrammable
1 = programmable
2 = 5-1-1 schedule
3 = 5-2 schedule
Daylight-Saving
Time
0,1 0 Select daylight-saving time as it follows standard format in U.S.: It begins second Sunday of March at
2:00 AM and ends on the rst Sunday of November at 2:00 AM.
0 = Disabled
1 = Enabled (2007 U.S. Format)
System Type 1-13 1 Select the appropriate system conguration (determines available Service Menus).
1 = 1 Heat/1 Cool conventional
2 = 1 Heat/1 Cool heat pump
3 = Heat only without fan (2-wire systems)
4 = Heat only with fan
5 = Cool only
6 = 2 Heat/1 Cool heat pump (with auxiliary heat) and Emergency (Em) heat
7 = 2 Heat/2 Cool multistage conventional
8 = 2 Heat/ 1 Cool multistage conventional
9 = 1 Heat/ 2 Cool multistage conventional
10 = 2 Heat/ 2 Cool heat pump (no auxiliary heat)
11= 3 Heat/ 2 Cool heat pump (with auxiliary heat) and Emergency (Em) heat
12 = 3 Heat/ 1 Cool conventional
13= 3 Heat/ 2 Cool conventional
Fan Control
(heating)
0,1 0 0 = Fossil Fuel: Gas/Oil/Propane heat (equipment controls heating fan)
1 = Electric Furnace (thermostat controls heating fan)
Changeover valve
(B/O terminal)
0,1 0 0 = B/O terminal controls valve in cooling
1 = B/O terminal controls valve in heating
Auxiliary Heat 0,1 0 0 = Electric backup heat
1 = Fossil fuel backup heat
Backlight 0,1 0 0 = Backlight temporarily on
1 = Backlight always on (low intensity, 24V only)
Remote Sensor 0-5 0 Select sensor if used. Contact PECO for information on the T8000 Series Indoor Remote Zone Sensor.
0 = No Sensor
1 = Indoor Sensor
2 = Outdoor Sensor display only
3 = Outdoor Sensor display and lockout control
4 = Indoor, Outdoor Sensor display only
5 = Indoor, Outdoor Sensor display and lockout control
Heat Pump
Compressor Lockout
0-45°F
(-18°C - 7°C)
0 If an outside sensor is used, the compressor will be locked out when the outside air temp is below the
value selected.
0 = None
15°F( -9°C); 20°F (-7°C); 25°F ( -4°C); 30°F ( -1°C); 35°F (2°C); 40°F (4°C); 45°F (7°C)
Heat Pump Auxiliary
Lockout
0- 60°F
(-18°C - 15°C)
0 If an outside sensor is used, the auxiliary heat will be locked out when the outside air temperature is
above the value selected.
0 = None
40°F (4°C); 45°F (7°C); 50°F (10°C); 55°F (13°C); 60°F (16°C)
Furnace Filter
Change Reminder
0; 30; 60; 90;
120; 365
0 Set a lter reminder timer; appears on digital display when timer expires (if programmed).
0 = Off
10 days; 30 days; 60 days; 90 days; 120 days; 365 days
Number of Program
Periods
2; 4 events 4 2 = 2 events per day
4 = 4 events per day
Clock format 12 or 24 Hours 12 12 = 12-hour clock mode
24 = 24-hour clock mode
Temperature Format
(°F or °C)
0,1 1 0 = Celsius
1 = Fahrenheit
Fan Off Delay Heat 0-99 Seconds 0 Select the amount of time (in seconds) that the fan will run after the thermostat heat outputs are turned
off.
Fan Off Delay Cool 0-99 Seconds 0 Select the amount of time (in seconds) that the fan will run after the thermostat cool outputs are turned
off.
© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED. P/N 70478 3220-2267 REV 00
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Range Low 50-90 °F or
10-32°C
50°F (10°C) Choose the lowest selectable temperature setpoint value.
Range High 50-90 °F or
10-32°C
90°F (32°C) Choose the highest selectable temperature setpoint value.
Setback Low Off; 50-82°F or
11-27°C
55°F (13°C) Select the heat setpoint for setback mode.
0 = Off
50-82°F (11-27°C)
Setback High Off; 58-90°F or
11-32°C
90°F (32°C) Select the cool setpoint for setback mode.
0 = Off
58-90°F (11-32°C)
Zone Temp Offset +/-9°F or +/-
4.5°C
0°F (18 °C) Adjusts the displayed value; may differ from actual zone temperature.
Keypad Lockout 0-3 0 Restricts access to certain features of device; Service Menu still available if enabled.
0 = No key pad lockout (Default)
1 = Disables Schedule and System keys
2 = Disables Schedule, System, and Fan keys
3 = Disables all keys
Enable Pin Access 0,1 0 Applies a 3 digit access code to enter Service Menu 342
0 = Disable
1 = Enable
Set PIN Access
Code
000-999 000 Choose a 3-digit code.
Fan Mode
Enable
1-3 3 1 = ON: Fan is turned on regardless of demand.
2 = Auto: Fan is turned on according to heating or cooling demand.
3 = ON or Auto: Allows occupant to select either 1 or 2 above.
System Mode
Enable
0-3 1 Allows ability to determine which system modes the occupant can select.
0 = OFF, Auto
1 = OFF, Heat, Cool, Auto
2 = OFF, Heat, Cool
3 = Heat, Cool, Auto
Economizer/Outside
Air Damper
0-4 0 0 = Off
1 = Time Based Output
2 = Economizer
3 = Continuous Outside Air Damper
4 = Cycled Outside Air Damper
Minimum Deadband
Adjustment
3-10°F, 1.5-5°C 3°F Select a changeover deadband value to prevent short cycling between heating and cooling modes.
The value is adjustable to meet various HVAC system requirements.
Pre-Occupancy
Purge
0-3 hours 0 hours Select to energize fan for selected number of hours (0-3) prior to all occupied events.
Maximum Override
Time Limit
0=Time until next
event; or
1-4 hours
3 Restricts the duration that a temporary hold can be set. The temporary hold is limited by the maximum
amount of time as dened in this Service Menu.
0 = Remainder of time until the next scheduled event.
1 = 1 Hour
2 = 2 Hours
3 = 3 Hours
4 = 4 Hours
Cycles Per Hour
(CPH) Cooling
Stage 1
0-6 CPH 3 CPH Denes the number of cycles per hour for cooling (Stage 1). Select 0 to enable ON-OFF control for
Stage 1 cooling.
Cycles Per Hour
(CPH) Cooling
Stage 2
0-6 CPH 3 CPH Denes the number of cycles per hour for cooling (Stage 2). Select 0 to enable ON-OFF control for
Stage 2 cooling.
Cycles Per Hour
(CPH) Heating
Stage 1
0-12 CPH 5 CPH Denes the number of cycles per hour for heating (Stage 1). Select 0 to enable ON-OFF control for
Stage 1 heating.
Cycles Per Hour
(CPH) Heating
Stage 2
0-12 CPH 5 CPH Denes the number of cycles per hour for heating (Stage 2). Select 0 to enable ON-OFF control for
Stage 2 heating.
© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED. P/N 70478 3220-2267 REV 00
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Cycles Per Hour
(CPH) Emergency
Heating &
Stage 3 Heat
0-12 CPH 5 CPH Denes the number of cycles per hour for heating. Select 0 to enable ON-OFF control for Emergency
Heating & Stage 3 Heat.
Heat Recovery Rate 0-18°F/Hr
0-10°C/Hr
5°F/Hr Denes the rate at which the device achieves the heat comfort setpoint. Select 0 to disable ramp recovery.
Cool Recovery Rate 0-18°F/Hr
0-10°C/Hr
5°F/Hr Denes the rate at which the device achieves the cool comfort setpoint. Select 0 to disable ramp recovery.
Minimum Off Time 1-10 minutes 4 minutes Sets the minimum off time for both the heat and cool output.
Humidity Control
Enable
(Select models only)
0-3 0 Selects how humidity will be controlled. When dehumidify control is enabled, the Y2 terminal becomes
dehumidify. : If option 3 is selected, Service Menu 491 becomes available.
0 = Disabled
1 = Dehumidify Control
2 = Humidify Control
3 = Dehumidify and Humidify Control
Humidity Deadband 10-50 30% relative
humidity (RH)
Selects the deadband in %RH between the humidify and dehumidify setpoints. Note: If option 3 is selected
in Service Menu 490, Service Menu 491 becomes available.
10; 20; 30; 40; 50
Programmable/
Intermittent Fan
0-2 0 0 = Disable
1 = Programmable Fan: Fan operates continuously in occupied periods or with demand in
unoccupied periods.
2 = Intermittent Fan: Fan operates based on the on and off times set in menus 501 and 502.
Intermittent Fan On
Time
1-60 minutes 5 minutes Denes the on time for the Intermittent Fan.
Intermittent Fan Off
Time
0-60 minutes 25 minutes Denes the off time for the Intermittent Fan. Select 0 for continuous fan.
Power Harvesting
Enable
(For use on systems
in which a Common
“C” power wire is
unavailable)
0-3 0 Options 1-3 draw a small amount of current from load wire indicated to supplement battery supply.
0 = No power harvesting is available.
1 = Use Y1 as the battery supplement.
2 = Use W1 as the battery supplement.
3 = Use both Y1 and W1 as the battery supplement
Default Display Icons 0-4 0 Select icons that will be displayed in the Default Display screen.
0 = Time, Temp, SP
1 = Time, Temp
2 = Time
3 = Temp
4 = None
Revision — — Displays rmware revision information (for technician); not adjustable.
Factory Default Reset 0,1 0 Select 1 (enable) to restore factory default settings for thermostat. Select 0 to disable.
0 = Disable
1 = Enable
Note: Press “Done” key to complete process.
System Test Main
Output (Cool)
0-2 0Select an option to activate the fan output for 10 minutes; select 0, Done or a different Service Menu to
disable.
0 = Disable
1= Cool Stage 1
2 = Cool Stage 2
System Test Main
Output (Heat)
0-3 0 Select an option to activate the fan output for 10 minutes; select 0, Done or a different Service Menu to
disable. : Outputs will be activated based upon the system conguration.
0 = Disable (Default)
1 = Heat Stage 1
2 = Heat Stage 2
3 = Heat Stage 3
System Test Fan
Output
0,1 0 Select 0 or 1 to activate the fan output for 10 minutes; select 0, Done or a different Service Menu to disable.
0 = Disable Fan Output
1 = Enable Fan Output : Outputs will be activated based upon the system conguration.
System Test
Emergency Output
0,1 0 Select 0 or 1 to activate the Emergency output for 10 minutes; select 0, Done or a different Service Menu to disable.
0 = Disable Emergency Output
1 = Enable Emergency Output
System Test
Economizer
0,1 0 Select 1 to activate the Economizer output for 10 minutes; select 0, Done or a different Service Menu to disable.
0 = Disable Economizer Output
1 = Enable Economizer Output
Power Harvesting is intended to be used only as a battery
supplement. If enabled, the feature preserves battery life.
If Power Harvesting is not compatible with your system, select “0”
(default) to disable. If thermostat is powered from AC, select only “0” or
off. Consult a technician if you have questions.
© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED. P/N 70478 3220-2267 REV 00
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In case of difculty, try one of the following suggestions below.
If display screen is blank • Thermostat is not being powered • Check to assure connection between Common (C) and (RC) for 24 VAC.
• Check to assure that the metal jumper connects “RC” and “RH” (on
single transformer system only).
• Check to assure AA batteries are installed properly and are charged.
• Default Display is set to “4” (None) • Check Service Menu 520.
If display screen is blank AND system is running AC
power only
• Power harvesting is enabled without battery
support
• Install batteries and select “0” (disabled) in Service Menu 510 (to disable
Power Harvesting).
If keys do not allow manual entry • Keypad Lockout may be enabled • Access Service Menu 340. Within this menu, select option “0” to assure
there is no keypad lockout (so manual entry is enabled).
If Service Indicator (wrench) is on • Remote temperature sensors may not be
installed correctly or may be damaged.
• Check to assure that remote temperature sensor is connected properly.
Ensure that the system uses PECO-approved sensor(s).
Setpoint limits do not change • Heat or cool setpoint limit has been reached • Check range limits and deadband (see Service Menus 290, 300, 380).
• Keypad is locked • See item above
If no heating or cooling is running, but there is a call
for heat or cool (Heat/Cool appears on display) in
Auto mode
• Heating or cooling equipment is not operating • Check Service Menu 110 to assure that the correct option is selected to
match the system type.
• Check wiring, using output tests to verify (see Service Menus 600, 610,
620, 630, 640).
If heating and cooling system doesn’t respond • System type selection is incorrect • Check Service Menu 110 to assure that the correct option is selected to
match the system type.
If heating and cooling equipment are running at the
same time
• System type selection is incorrect • Check Service Menu 110 to assure that the correct option to match the
system type is selected.
• Heating and cooling wires are shorted together • Separate the heating and cooling wires, using output tests to verify (see
Service Menus 600, 610, 620, 630, 640).
Heat does not turn on (Heat is on continuously on
display)
• Heating equipment failure
• Loose or broken wire connection between
heating equipment and thermostat
• Check for 24 VAC at the equipment on the secondary side of the
transformer between the Power for Heating (RH) and the Common (C).
• Check to assure 24 VAC connection between heat terminal (W1) and
transformer Common (C). If 24 VAC is present, thermostat is functional.
Check heating equipment to nd cause of failure. If voltage is not
present, check wire connection between the heating equipment and the
thermostat.
If Demand Indicator light is red • Heating is occurring • No action is required.
If Demand Indicator light is green • Cooling is occurring • No action is required.
If Demand Indicator light is ashing • An error has occurred
• Remote sensor may be malfunctioning
• Check remote sensor wiring.
• Verify that the sensor(s) are PECO supported products.
If heat pump issues cool air in heat mode or warm air
in cool mode
• Changeover valve (B/O terminal) is not
congured to match the heat pump
• Check Service Menu 130 to assure that the changeover valve (B/O
terminal) is set to properly match the heat pump.
Cooling does not turn on (Cool is on display) in Auto
mode
• Cooling equipment failure
• Loose or broken wire between cooling
equipment and thermostat
• Check for 24 VAC at the equipment on the secondary side of the
transformer between the Power for Cooling (RC) and the Common (C).
• Check to assure 24 VAC connection between the cool terminal (Y1) and
transformer Common (C). If 24 VAC is present, thermostat is functional.
Check cooling equipment to nd cause of failure. If voltage is not
present, check the wire connection between the cooling equipment and
the thermostat.
If fan does not turn on when there is a demand for
heat
• System type may be incorrect • See Service Menu 110 and assure that the correct option is selected.
• Fan control may be incorrect • See Service Menu 120 and assure that the correct option is selected.
If heating system is running in the cool mode • System type selection is incorrect • Check Service Menu 110 to assure that the correct option is selected to
match the system type.
If heating equipment does not turn off and heat
temperature setting is set below room temperature
• Heating equipment is not a heat pump but
system type selected is heat pump
• Check Service Menu 110 to assure that the correct option is selected to
match the system type.
If the user cannot select the system setting for cool • System type is set to Heat only or Heat only
with fan
• Check Service Menu 110 to assure that the correct option is selected to
match the system type.
If the user cannot select the system setting for heat • System type is set to Cool only. • Check Service Menu 110 to assure that the correct option is selected to
match the system type.
9
© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED. P/N 70413 3220-2260 REV 01
Creating a PIN access code allows the installer to restrict access to Service Menus. First,
a PIN access must be enabled in Service Menu 341; second, a three-digit code must be
created in Service Menu 342. After these two Service Menus are properly con gured, the
thermostat requires the user to enter a PIN access code to enter the Service Menus.
1. On the thermostat, press the lower left and lower right keys simultaneously for about
ve seconds. Next, Go Back, and Done appear (see Fig. 15).
2. Press Next until Service Menu 341 (Enable/Disable PIN Access) appears in the
display. (Default value appears below Service Menu.)
3. In Service Menu 341, press ▲/ ▼to change digit ( ashing) value to “01” (see Fig. 16).
4. Press Next.
5. In Service Menu 342, press ▲/ ▼adjust values and create a three-digit PIN access
code. The ashing three-digit code appears in the clock area (see Fig. 16).
6. Press Done when nished.
Enter the PIN access code upon entering the Service Menus. Note: Flashing digit is active;
it is changed using the ▲/ ▼keys. The active (editable) digit moves from right to left.
1. On the thermostat, press the lower left and lower right keys simultaneously for about
ve seconds. Flashing three-digit code, Next, and Done appear (see Fig. 17).
2. Press ▲/ ▼to change value of digit furthest to the right, then press Next.
3. Press ▲/ ▼to change value of digit in middle, then press Next.
4. Press ▲/ ▼to change value of digit furthest to left, then press Done.
: After step 4 is complete, user is allowed access to Service Menus. Next,
Go Back, Done, and Service Menu 100 appear.
The following T8000 Series compatible sensors are available from PECO, providing
optimal control of the environment. In addition, following are sensor wiring diagrams for
temperature averaging, Indoor Remote Zone Sensor installation instructions, and Outdoor
Remote Sensor installation instructions.
Indoor Remote
Sensor
SP155-017 69308 S1
Occupancy Sensor SB200-001 68375 S2
Outdoor Remote
Sensor
-- 70327 S3
To learn more about the bene ts of PECO sensors visit .
Or call 1-800-874-8547 to speak with a service representative.
000 - 150 feet 22 gauge
151 - 240 feet 20 gauge
241- 385 feet 18 gauge
386 - 610 feet 16 gauge
611 -970 feet 14 gauge
Use appropriate wire for outdoor use.
Please use the installation instructions for the SB200-001 to mount the PECO Occupancy
Sensor SB200-001.
Figure 18.
Wiring four SP155-017
(10K ohm) temperature sensors.
Figure 19.
Wiring nine SP155-017
(10K ohm) temperature sensors.
Figure 15.
Service Menu
341 allows
user to restrict
access to
Service
Menus.
Figure 16.
Service Menu
342 allows
user to create
a PIN access
code.
Flashing
three-digit
code
Figure 17.
PIN access
code fl ashes
when user
enters Service
Menus (after
enabling PIN
access). Flashing
three-digit
code
© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED. P/N 70478 3220-2267 REV 00
10
1. Choose a location on an interior wall near the air return grille,
about ve feet above oor level, where air circulation is good and temperature is
average for the zone.
mounting the Indoor Remote Zone Sensor in areas such as:
• Behind doors
• On outside walls, or any walls with unheated or uncooled areas behind the zone
sensor
• In direct sunlight, or near any source of radiant heat that could affect the
temperature measurements
• In line with the discharge air from the unit being controlled.
Remove Zone Sensor cover from the subbase, and mount subbase
on the wall or in a 2’ X 4” device box. Route the wires through the wire access hole in
the subbase (see Fig. 22). Seal the hole in the wall behind the subbase.
1. Run wires between the unit control panel and the Zone Sensor subbase.
2. Connect the wiring to the terminals at the thermostat wallplate (S1 and
SC) See Fig. 23, below.
Note: See Table 1 for terminal designations for the Indoor Remote Zone Sensor.
3. Place Zone Sensor cover back on the subbase, and snap it securely
into place.
4. Select option “01” to enable the Indoor Sensor (see Fig.24).
▲
: Keep wires separate and routed away from any source of
noise such as motors, uorescent lights, and other wiring.
Figure 24.
Service Menu
170 allows the
user to enable
the Indoor
Remote Zone
Sensor.
Figure 22.
Mounting the
SP155-017
Indoor Remote
Zone Sensor.
Device box mounting
Wall mounting
Terminal S1
Terminal SC
Figure 23.
Wiring terminal
designations for
SP155-017
Indoor Remote
Zone Sensor.
• READ THESE INSTRUCTIONS CAREFULLY BEFORE ATTEMPTING TO INSTALL,
OPERATE, OR SERVICE THIS SENSOR.
• Failure to observe safety information and comply with instructions could result in
PERSONAL INJURY, DEATH AND/OR PROPERTY DAMAGE.
• To avoid electrical shock or damage to equipment, disconnect power before
installing and use only wiring with insulation rated for full sensor operating voltage.
• This product, when installed, will be part of an engineered system whose
speci cations and performance characteristics are not designed or controlled
by PECO. Review applications and national and local codes to assure that the
installation will be functional and safe.
• Do not run low-voltage control wiring in the same conduit with high-voltage wiring.
• Use in indoor applications only.
▲
Figure 20.
SP155-017
Indoor Remote
Zone Sensor,
front and side
view.
Figure 21.
SP155-017
Indoor Remote
Zone Sensor,
back view with
mounting holes.
© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED. P/N 70478 3220-2267 REV 00
11
If the Indoor Remote Zone Sensor is working properly, the primary display (center)
shows the correct temperature taken at the location where Indoor Remote Zone Sensor
is currently installed (see Fig. 25).
If the thermostat Home Display appears as follows (see Fig. 26), then the Indoor Remote
Zone Sensor is not connected properly. Two dashes and the Service Indicator (wrench)
appear as the error message.
If the Indoor Remote Zone Sensor is not connected properly, check the following:
• Make sure sensor is wired properly and connected to terminals S1 and SC
on the thermostat wallplate (see Table 1, Terminal Designations & System Types).
• If using multiple sensors, make sure wiring follows diagrams in Sensor Wiring for
Temperature Averaging.
• Make sure to select “01” in Service Menu 170.
Following are instructions on the PECO Outdoor Remote Sensor (P/N 70327).
Mount the sensor where:
• It can measure true outdoor ambient temperature
• There is good air and circulation
• Surface is at
• Wire distance between the sensors cannot be tampered with
Do not mount the sensor in any of the following:
• In direct sunlight
• Where hot or cold air blows on the sensor. Discharge line from an outdoor
compressor unit, vent, or fan causes inaccurate temperature readings
• Where snow, ice, or debris can cover it
Use the following steps to mount the Outdoor Remote Sensor.
▲
Figure 25.
Thermostat
Display
shows
temperature
from Zone
Sensor
if working
properly.
Figure 26.
Thermostat
Display
shows Zone
Sensor error
message if
Sensor is
not working
properly.
© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED. P/N 70478 3220-2267 REV 00
12
1. Wire the PECO Outdoor Remote Sensor (P/N 70327) to Terminal S3 and Sensor
Common (SC) on the thermostat backplate (see Fig. 27).
: See Table 1 for terminal designations for the Indoor Remote Zone Sensor.
2. Assure that Step 6 (previous section) is complete and the PECO Outdoor Remote
Sensor is secure.
3. Plug the wiring passage using non-hardening caulk or putty.
4. Go to Service Menu 170, select from options 2-5, Outdoor Remote Sensor (see Fig.28).
Allow the outdoor or indoor temperature sensor to absorb the air for a minimum of ve
minutes before taking a reading. See Service Menu 370 for controls the Economizer/
Outside air damper behavior. Table 5 shows the Economizer/TOD behaviors of available
settings (Options include 0-4; 0 = OFF, which disables the Economizer function).
Occupied N/A ON Continuously ON Continuously
Unoccupied YES OFF ON (Cycles with demand)
NO OFF OFF
Override NA ON Continuously ON Continuously
Heating Heat ON Continuously ON (Cycles with demand)
Cooling Cool ON Continuously ON (Cycles with demand)
None OFF OFF OFF
Heating or
Cooling
Auto ON Continuously ON (Cycles with demand)
The options available in Service Menu 140 (below) are dependent on the selected
System Type, Service Menu 110.
In this operation, there is no external fossil fuel kit (dual fuel kit) installed; the thermostat
controls this function:
1. Choose the correct heat pump application in Service Menu 110, System Type.
2. Choose Outdoor Temperature Sensor (Options 3 or 5) for Control Option in Service
Menu 170, Remote Sensor.
3. Go to Service Menu 140, Auxiliary Heat, and choose “1.”
4. Choose an appropriate temperature balance point in Service Menu 180, Heat Pump
Compressor Lockout.
Operation in Heat Mode Above Balance Point (Outdoor Temperature)
When the outdoor temperature is above the selected balance point temperature (Service
Menu 180), only the compressor operates and the fan (G Terminal) energizes when the
thermostat calls for heat.
Operation in Heat Mode Below Balance Point (Outdoor Temperature)
When the outdoor temperature is below the selected balance point temperature (Service
Menu 180), only the Fossil Fuel (auxiliary heat) operates and the fan (G Terminal) does not
energize when the thermostat calls for heat.
If Service Menu 140 is set to “1” (fossil fuel Auxiliary Heat), the lockout control is as
follows:
Outside Air
Temperature
40° F
Only Compressor Operates
Compressor
Lockout
Temperature
Only Auxiliary Heat Operates
1. Choose the correct heat pump application in Service Menu 110, System Type.
2. Choose Outdoor Temperature Sensor (Options 3/5) for Control Option in Service Menu
170, Remote Sensor.
3. Go to Service Menu 140, Auxiliary Heat, and choose “0.”
4. Choose appropriate balance point in the Service Menu 180, Heat Pump Compressor
Lockout.
5. Choose Auxiliary Lockout Temperature in Service Menu 190, Heat Pump Auxiliary
Lockout.
Operation
When the outdoor temperature is:
• Below the Heat Pump Compressor Lockout temperature, only the Auxiliary Heat
operates.
• Above the Heat Pump Auxiliary Lockout Temperature, only the Compressor
operates.
• Between the two temperatures, both the Compressor and Auxiliary Heat operate.
If Service Menu 140 is set to “0” (electric Auxiliary Heat) the lockout control is as follows:
Outside Air
Temperature
40° F
Only Compressor Operates
Auxiliary Lockout
Temperature
Both Compressor & Auxiliary Heat
Operate
Compressor Lockout
Temperature
20° F Only Auxiliary Heat Operates
Performance PRO is a trademark, and PECO is a registered trademark of PECO, Inc. The PECO logo is a trademark or servicemark of PECO, Inc.
Figure 27.
Wire PECO Remote
Outdoor Sensor to
Performance PRO
wallplate, Terminal S3, SC.
Terminal S3
Terminal SC
wiring passage
Figure 28.
Service Menu
170 allows the
user to enable
the Outdoor
Remote Zone
Sensor.
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