Honeywell TB6575B1000/U Support Question
Honeywell TB6575B1000/U Support Question
Find answers below for this question about Honeywell TB6575B1000/U - SuitePro Digital Fan Coil Stat.Need a Honeywell TB6575B1000/U manual? We have 1 online manual for this item!
Question posted by pkaye1 on April 16th, 2016
Honeywell Tb6575b
if i didn't connect the yellow..terminal 3 lead....to my two pipe system that previously had the t6575 thermostat, would it work with a seasonal auto changeover that our condo does...
Current Answers
Related Honeywell TB6575B1000/U Manual Pages
Installation Instructions - Page 1
... • TB6575B1000 - 2-pipe only with seasonal or manual heat/cool changeover; 120/240 Vac. • TB8575A1000 - 2-pipe or 4-pipe with VersaSpeed™ fan ramp algorithm and Auto Fan Reset
Contents
Product Description 1 Features 1 Specifications 2 Installation 3 Setup 10 Operation 14 Troubleshooting 17
Place Bar Code Here
62-0311-05 TB6575/TB8575 Digital Fan Coil Thermostats
PRODUCT...
Installation Instructions - Page 2
... 100 ohms. TB6575 - 9Vdc, < 4 mA; TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
SPECIFICATIONS
Supply Voltages:
TB6575A1000 and TB6575B1000: • 120 Vac ±10% at 50/60Hz • 240 Vac ±10% at 50/60Hz
TB8575A1000: • 20 to 30 Vac at 70°F
Remote Pipe Sensor (optional): Type: 20K NTC Working Range: 0°C to 93°C (32°...
Installation Instructions - Page 3
... Cool open (Y). b Pipe sensor is suitable for terminal and lead identification. (3) Push the fly lead and supply wires back into the junction box. WARNING
Risk of 18°C to 49°C (0°F to the wall.
They must be located about 1.5m (5 ft.) above the floor, in a fan coil or air-conditioning system. displayed, the thermostat ceases to...
Installation Instructions - Page 4
...plate (50033847-001). Mounting sub-base and thermostat to 2 x 4 in Table 3 have color coded fly leads attached to the terminals. ADAPTOR PLATE
MOUNT ADAPTOR PLATE ONTO 4X4 ... adaptor plate screw cover into place.
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
(1) Attach the supply wires directly to the terminals on page 5 for terminal identification.
(2) Push the supply wires back into ...
Installation Instructions - Page 5
... DIGITAL FAN COIL THERMOSTATS
• Sc: Ground (required if remote sensor, pipe sensor, and/or remote setback are optional. Heat only 2 pipes; Cool only
Fly lead wire color Black Orange Yellow Red Blue Brown White
9f W
9 9 9 9 Og
9Y
99 9 9 O
Nonee Rh O RO
2 pipes; Heat and Cool with Auxiliary Heat
9 W/Y A 9 9 9 9 O R O 9
4 pipes; Heat or Cool with Manual Changeover 4 pipes...
Installation Instructions - Page 6
...with auxiliary heat changeover. Ground shield ...DIGITAL FAN COIL THERMOSTATS
Accessory Wiring
Remote Pipe Sensor Wiring
The remote pipe sensor is set for Heat or Cool.
1. Insulate pipe...pipes auto and 2 pipes heat and cool with the remote sensor. SUBBASE
Rs
Sc
T4
T3
T4
T3
1 TR21-A
1 TR21-A
1 THE TR21-A IS A 10K OHM SENSOR. Wiring two TR21-A (10K ohm) sensors to Sc and Ps terminals...
Installation Instructions - Page 7
... (Heat or Cool) with Auxiliary Heat and Manual Changeover wiring diagram (120/240 Vac
shown).
7
62-0311-05 TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
Thermostat Wiring Diagrams
The figures in this section illustrate typical wiring for: • TB6575A1000 and TB6575B1000 fan coil thermostats,
which is 24 Vac powered. Two pipes (Heat or Cool) Manual Changeover wiring diagram (120/240 Vac shown...
Installation Instructions - Page 8
... SETTING WILL OPERATE ON HIGH SPEED.
3 CONNECT TERMINAL 7 TO THE MID FAN SPEED WIRE FROM THE PREVIOUS SYSTEM.
4 REWIRE THE PREVIOUS MID SPEED FAN WIRE TO THE NEUTRAL CIRCUIT IN THE SYSTEM.
5 CHANGE INSTALLER SETUP IS CODE 9 TO 2 FOR 2 SPEED FAN CONTROL. M27573
Fig. 14. M31328
Fig. 13. TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
.
PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS...
Installation Instructions - Page 9
... SETTING WILL OPERATE ON HIGH SPEED.
3 CONNECT TERMINAL 7 TO THE MID FAN SPEED WIRE FROM PREVIOUS SYSTEM.
4 REWIRE THE PREVIOUS MID FAN SPEED WIRE TO THE NEUTRAL CIRCUIT IN THE SYSTEM.
5 POWER SUPPLY. Turn off the thermostat by pressing the system button until OFF displays.
2.
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
R
W/Y
VALVE
Y/A
GI
Gm
FAN
Gh
24 VAC
L1 (HOT)
C
L2 1
Rs...
Installation Instructions - Page 10
...Pipe
ºF ºC
Sensor
Economy
Setback
Heat On Cool On OffHeatAutoCool
Fan On LowMedHiAuto
M27584
Fig. 22. The thermostat...FAN BUTTON
M27586
Fig. 23. This fuse is provided as the method for System and Fan...Fan), actually display. TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
UP AND DOWN ARROW BUTTONS
Set to prevent fire if the thermostat... Removing the thermostat.
See Fig....
Installation Instructions - Page 11
... = Heat details)
mode (same as TR21. Default.
1 Degrees Celsius (°C).
11
62-0311-05 Seasonal Changeover (requires optional pipe sensor)
4 Four pipes: Manual Changeover
5 Four pipes: Auto Changeover
6 Two pipes: Heat or Cool; Default is 80°F. 90
Changes to 90°F. Installer Setup (ISU) mode screen. Setup
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
M27585
Fig. 24.
Installation Instructions - Page 12
... 50°F to 6. control method for 4-pipe
Auto (ISU 10)
11 CPH Value for Auxiliary 1 to 12. Electrical Heater
The number selected indicates the maximum times Heating is 1 to 12 Range is cycled on per hour (CPH). Default is 50°F to 12.
Range is 6. TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
Table 4. Installer Setup (ISU) Codes...
Installation Instructions - Page 13
...(2) hour timing begins.
Stat cycles On Heat when room temperature reaches 40°F (4°C), and disables
activate when the application is 72°F to Auto Only, (ISU code ...displays FREEZE PROTECT
This function only occurs when System switch is
satisfied.
TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
Table 4. Default is 64°F. Heat when room temperature reaches below 46°...
Installation Instructions - Page 14
... to indicate Activity Sensing mode is active. TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
NOTE: Exiting Installer Test Mode is the same as the method for economy setback via a button press on the thermostat. However, this mode, the thermostat can quickly be setback by a P+I ) CONTROL
Like a mechanical thermostat, the fan coil thermostats have On/Off control output.
The LCD displays ECONOMY...
Installation Instructions - Page 15
...;F
RT AND
SETPOINT -2°F
-4°F
FAN SPEED IS HIGH
FAN SPEED IS MEDIUM FAN SPEED IS LOW FAN SPEED IS LOW
FAN SPEED IS MEDIUM
FAN SPEED IS HIGH
COOL SETPOINT
HEAT
M27563
Fig. 28. TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
Fig. 26 illustrates the relationship between setpoints, Remote Setback, and deadband for 4-pipe single setpoint auto changeover. Table 6. When there is illustrated...
Installation Instructions - Page 16
... for heat
4 PIPES AUTO CHANGEOVER
Single Set Point Method In 4 pipe auto changeover with Auxiliary Heat
Pipe Temperature After Purge
Heat Mode
Cool Mode
> Threshold Valve (W/Y)
Changeover.
After the 5 minute purge, the thermostat will be disabled and only auxiliary heat will go into "Heat" or "Cool". TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
Operation:
After exiting...
Installation Instructions - Page 17
... heat terminal (W) and transformer common. Loose connection or broken wire between the heat (W) and common (N) terminals. Both...DIGITAL FAN COIL THERMOSTATS
TROUBLESHOOTING
Table 8 provides troubleshooting information.
temperature limits were
reached.
Check for 120/240 Vac between thermostat and heating equipment. common, (terminals L and N).
2. If 120/240 Vac is present, the thermostat...
Installation Instructions - Page 18
... and
the display). temperature setting is not in
1. TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
Table 8.
mode. Set the Installer Setup code #2 value to find the cause of
the transformer between the cool (Y) and common (N) terminals. Cannot set to Cool.
If 24 Vac is present, the thermostat is correct.
Heat On is not set to
Heat Only...
Installation Instructions - Page 19
... buttons are locked. Set ISU code #18, value = 0. Set the Installer Setup code #24 to Cool. TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
Table 8. Freeze protection is not activated when system type is satisfied, will the auto fan reset timer activate.
19
62-0311-05
Set the System mode button to Off. not exit when button pressed...
Installation Instructions - Page 20
Rev. 10-10 Printed in U.S.A. TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS
Automation and Control Solutions Honeywell International Inc. 1985 Douglas Drive North Golden Valley, MN 55422
Honeywell Limited-Honeywell Limitée 35 Dynamic Drive Toronto, Ontario M1V 4Z9 customer.honeywell.com
® U.S. Registered Trademark © 2010 Honeywell International Inc. 62-0311-05 M.S.
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