Pro1 T855iSH Bedienungsanleitung
Pro1
Thermostat
T855iSH
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T855iSH
Installation Manual
Pro1 Technologies
Toll Free: 888-776-1427
Web: www.pro1iaq.com
Hours of Operation: M-F 9AM - 6PM Eastern
Thermostat Application Guide
Description
Gas or Oil Heat
Electric Furnace
Heat Pump (No Aux. or Emergency Heat)
Heat Pump (With Aux. or Emergency Heat)
Multi-Stage Systems
Heat Only Systems
Cool Only Systems
Millivolt
Yes
Yes
Yes
Yes
Yes
No
Power Type
Hardwire (Common Wire)
Table of Contents
Installation Tips
Thermostat Quick Reference
Wiring
Wiring Diagrams
Technician Setup Menu
WIFI Tech Settings
Setting Humidity
Programming
Features
Remote Sensor Operation
Specications
Page
A trained, experienced
technician must install this
product.
Carefully read these
instructions. You could damage
this product or cause a
hazardous condition if you fail
to follow these instructions.
Una version en espanol de este
manual se puede descargar en
la pagina web de la compania.
Rev. 2028
U.S. Registered Trademark. Patents pending
Copyright 2020 All Rights Reserved.
5-8
15-33
1
1
1
1
2-4
Yes
Yes
34
Mount Thermostat
Align the 4 tabs on the subbase with
corresponding slots on the back of the
thermostat, then push gently until the
thermostat snaps in place.
Installation Tips
2
2
2
2
Note: To ensure a solid t between the
thermostat and the subbase:
1. Mount subbase to a at wall
2. Use screws provided
3. Drywall anchors should be ush with the wall
4. Wires should be pushed into the wall
Installation Tips
The thermostat should be installed approximately 4 to 5 feet above the
oor. Select an area with average temperature and good air circulation.
• Close to hot or cold air ducts
• That are in direct sunlight
• With an outside wall behind the thermostat
• In areas that do not require conditioning
• Where there are dead spots or drafts (in corners or behind doors)
• Where there might be concealed chimneys or pipes
Wall Locations
Pick an installation location that is easy for the user to access. The temperature
of the location should be representative of the building.
Installation Tip
Do not install thermostat in these locations:
3
3
3
3
4
4
4
4
Installation Tips
35-37
Vertical Mount
Horizontal Mount
For horizontal mount put one screw on
the left and one screw on the right.
All of our products are mercury free. However, if the product you are
replacing contains mercury, dispose of it properly. Your local waste
management authority can give you instructions on recycling and
proper disposal.
Mercury Notice
Failure to disconnect the power before beginning to install this product
can cause electrical shock or equipment damage.
Installation Tip: Electrical Hazard
For vertical mount put one screw on
the top and one screw on the bottom.
Subbase Installation
11-14
9-10
Wired Remote Sensing
Yes
P.O. Box 3377
Springeld, MO 65808-3377
Any HVAC system up to 5H/3C with
standard low voltage controlled humidier.
Any HVAC system up to 5H/3C with standard
low voltage controlled de-humidier.
Yes
Yes
44
45
38-43
46
Getting to know your thermostat
Glow in the dark light button
Setpoint buttons
Program buttons
Menu button
Fan button
LCD Display
System button
Button access door
Thermostat Quick Reference
Getting to know your thermostat
Thermostat Quick Reference
Gently slide a screwdriver into the bottom edge
of the badge. Gently turn the screwdriver counter
clockwise. The badge is held on by a magnet in the
well of the button door. The badge should pry o
easily. DO NOT USE FORCE.
About The Badge
All of our thermostats use the same universal magnetic badge. Visit the
company website to learn more about our free private label program.
5
5
5
5
6
6
6
6
7
7
7
7
8
8
8
8
Magnet in door
Use the bevel on lower ridge
Day of the Week
Setpoint Indicator: Displays the user selectable setpoint temperature.
Energy Ecient Globe: Indicates the setpoint temperature chosen is a
ecient choice.
Indicates the number of heating or cooling stages running
Keypad Lockout: Indicates the thermostat is in keypad lockout
Time of Day / Outdoor Temp / % Humidity
Hold Indicator: Displayed when the thermostat is in permanent hold
Indicates current room temperature
Indicates if heating or cooling equipment is running
WIFI Indicator: Indicates if WIFI is connected.
Fan Button: Changes the fan operation between Auto, IAQ,
and On.
System Button: Changes the system operation between O,
Cool, Auto, Heat, and Emergency Heat based on system tech
setting.
Program Menu Buttons: Shows dierent options during
programming.
Thermostat Quick Reference Thermostat Quick Reference
Terminal Designations
This thermostat is shipped from the factory to operate a conventional heating
and cooling system. This thermostat may also be congured for a heat pump
system. See the “heat pump” conguration step on page 16 of this manual to
congure the thermostat for heat pump applications.
Wiring
Terminal
2 Heat 2 Cool
Conventional
System
2 Heat 1 Cool
Heat Pump
System
4 Heat 2 Cool
Heat Pump
System
RC
RH
C
B
O
G
W/E
Y
Y2
W2
Transformer power
(cooling)
Transformer power
(heating)
Transformer
common
Fan relay
First stage
of heat
First stage
of cool
Second stage
of cool
Second stage
of heat
Transformer power
(cooling)
Transformer power
(heating)
Transformer
common
Fan relay
Emergency Heat
First stage of
heat & cool
N/A
Auxiliary heat
Transformer power
(cooling)
Transformer power
(heating)
Transformer
common
Wiring
Caution:
Electrical Hazard
All components of the control
system and the thermostat
installation must conform to
Class II circuits per the NEC Code.
Warning:
Do not overtighten terminal
block screws, as this can
damage the terminal block.
A damaged terminal block
can keep the thermostat
from tting on the subbase
correctly or cause system
operation issues.
Installation Tip
Max Torque = 6in-lbs.
Wiring
If you are replacing a thermostat,
make note of the terminal
connections on the thermostat that
is being replaced. In some cases
the wiring connections will not be
color coded. For example, the
green wire may not be connected
to the terminal.G
Loosen the terminal block screws.
Insert wires then retighten the
terminal block screws.
Place nonammable insulation into
the wall opening to prevent drafts.
1.
2.
3.
Wiring Tips
C Terminal
This thermostat requires a 24V
common wire to the C terminal.
Wire Specications
Use shielded or non-shielded 18-22
gauge thermostat wire.
Failure to disconnect the power
before beginning to install this
product can cause electrical shock
or equipment damage.
Note:
In many heat pump systems with
no emergency heat relay, a jumper
can be installed between and E
W2 to turn thermostat into a single
stage control for Emergency Heat
Operation.
9
9
9
9
10
10
10
10
11
11
11
11
12
12
12
12
Wiring Diagrams Wiring Diagrams
Typical 2H/2C System: 1 Transformer
Typical 2H/2C System: 2 Transformer
Typical Heat Only System With Fan
Typical Cool-Only System With Fan
FAN RELAY
HEAT RELAY
RC
RH
Y
C
W/E
G
C
R
L2
L1(HOT)
FAN RELAY
COMPRESSOR
RELAY
C
R
L2
L1(HOT)
RC
RH
Y
C
G
Power supply
Factory-installed jumper. Remove only when installing on 2-transformer systems
Use either O or B terminals for changeover valve
A 24 VAC common connection is required with this thermostat.
W/E
REMOVE JUMPER
RC
RH
Y
C
W/E
G
W2
Y2
C
R
L2
L1(HOT)
C
R
L2
L1(HOT)
COMPRESSOR
RELAY
HEAT RELAY
FAN RELAY
RC
RH
Y
C
W/E
G
W2
Y2
COMPRESSOR
RELAY
FAN RELAY
HEAT RELAY 2
COMPRESSOR
RELAY 2
HEAT RELAY
C
R
L2
L1(HOT)
S1/S2
Remote Sensor Remote Sensor
Note:
In many systems with no emergency heat relay a jumper can be installed
between E and W2.
Outdoor temperature sensor, Indoor temperature sensors, and Slab sensor
wiring diagrams are located in R250S and R251S manuals.
Note:
H
Humidify
Humidify
D
Dehumidify
Dehumidify
Fan relay
Second stage of
auxiliary heat
Remote Sensor
Humidify
Dehumidify
First stage of
auxiliary heat
First stage of
heat & cool
Second stage
of heat & cool
5 Heat 3 Cool
Heat Pump
System
Transformer power
(cooling)
Transformer power
(heating)
Transformer
common
Fan relay
Second stage of
auxiliary heat
(5th stage of heat)
Remote Sensor
Humidify
Dehumidify
First stage of
auxiliary heat
(4th stage of heat)
First stage of
heat & cool
Second stage
of heat & cool
Reversing valve /
3rd stage of heat
& cool
Reversing valve /
3rd stage of heat
& cool
Reversing valve
/ congurable
terminal
Reversing valve
/ congurable
terminal
Reversing valve
/ congurable
terminal
Reversing valve
/ congurable
terminal
Reversing valve
/ congurable
terminal
Reversing valve
/ congurable
terminal
HEAT RELAY 2
COMPRESSOR
RELAY 2
Typical 2H/1C Heat Pump System
RC
RH
Y
C
W/E
G
W2
B
COMPRESSOR
RELAY
FAN RELAY
EMERGENCY
HEAT
C
R
L2
L1(HOT)
O
COOL
CHANGEOVER
VALVE
HEAT
CHANGEOVER
VALVE
If DEHUM relay requires a normally-energized input, set Dehumidify relay to NC
in Technician Setup.
Produktspezifikationen
| Marke: | Pro1 |
| Kategorie: | Thermostat |
| Modell: | T855iSH |
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