Page 2 - SPECIFICATIONS
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS 62-0278—07 2 SPECIFICATIONS Supply Voltages: TB6575A1000 and TB6575B1000: • 120 Vac ±10% at 50/60Hz • 240 Vac -15% to +10% at 50/60Hz TB6575C1000: • 120/240/277 Vac ±10% at 50/60Hz TB8575A1000: • 20 to 30 Vac at 50/60Hz (using 24 Vac, Class 2, NEM...
Page 3 - INSTALLATION; When Installing this Product...; WARNING; Risk of electrical shock.; Location; Mounting and Wiring; CAUTION; Equipment damage hazard.
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS 3 62-0278—07 Fig. 1. Dimensions in inches (mm). INSTALLATION When Installing this Product… 1. Read these instructions carefully. Failure to follow them could damage the product or cause a hazard- ous condition. 2. Check the ratings given in the in...
Page 4 - Terminal Wiring; leads attached to the terminals. Refer to
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS 62-0278—07 4 (1) Attach the supply wires directly to the termi- nals on the sub-base. See Table 3 on page 5 for terminal identification. (2) Push the supply wires back into the junction box. 3. Mount the sub-base: a. Mounting on a 4 x 4 in. or ver...
Page 6 - Accessory Wiring; Remote Pipe Sensor Wiring; Sensor Wiring for Temperature
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS 62-0278—07 6 Accessory Wiring Remote Pipe Sensor Wiring The remote pipe sensor is used for 2 pipes auto and 2 pipes heat and cool with auxiliary heat changeover. The pipe sensor will sense the temperature in the pipes to tell the thermostat when t...
Page 7 - Thermostat Wiring Diagrams
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS 7 62-0278—07 Thermostat Wiring Diagrams The figures in this section illustrate typical wiring for: • TB6575A1000, TB6575B1000 and TB6575C1000 fan coil thermostats, which are 120/240/277 Vac powered. Refer to Fig. 7–Fig. 13, beginning on page 7, • ...
Page 8 - Fig. 13. Wiring diagram when missing a wire for
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS 62-0278—07 8 . Fig. 13. Wiring diagram when missing a wire for electromechanical retrofit (120/240/277 Vac shown). 24 Vac Wiring Diagrams (TB8575) For the TB8575A1000 model, a 24 Vac Class 2 NEMA rated transformer must be used. Fig. 14. Two pipes ...
Page 9 - Removing the Thermostat
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS 9 62-0278—07 Fig. 17. Two pipes (Heat or Cool) auto changeover wiring diagram (24 Vac shown). Fig. 18. Four pipes (Heat and Cool) Manual/Auto Changeover wiring diagram (24 Vac shown). Fig. 19. Two pipes (Heat or Cool) with Auxiliary Heat and Manua...
Page 10 - SETUP; Locked; Freeze Set to
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS 62-0278—07 10 Fig. 21. Removing the thermostat. SETUP The thermostat provides an LCD display, two buttons below the display for System and Fan control and two adjustment buttons (Up and Down) to the right of the display. See Fig. 23. Settings, inc...
Page 11 - Setup
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS 11 62-0278—07 Fig. 24. Installer Setup (IS) mode screen. M27585 Setup Table 4. Installer Setup (IS) Codes and Options. IS Code Code Description Option Value Option Description (Default value shown in Bold) Notes 1 Line Voltage Selection 0 120 Vac ...
Page 14 - OPERATION; PROPORTIONAL + INTEGRAL; Economy Setback Modes; Test
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS 62-0278—07 14 Table 5 provides the Test codes (IT codes) and values. To enter the IT codes: 1. Press the System (Heat/Cool) button to cycle through the IT codes, which display in the upper right above the word Test . 2. Press the Up or Down Arrow ...
Page 17 - TROUBLESHOOTING
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS 17 62-0278—07 Fig. 29. 4 Pipe Auto Changeover with Single Setpoint and Switching Points Heat/Cool Setpoint Method In 4 pipe auto changeover with heat and cool setpoints, the system key is used to switch between the heating setpoint and cooling set...
Page 19 - WARRANTY; CUSTOMER ASSISTANCE; Symptom Possible
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS 19 62-0278—07 LIMITED TWO-YEAR WARRANTY Honeywell warrants this product, excluding battery, to be free from defects in the workmanship or materials, under normal use and service, for a period of two (2) years from the date of purchase by the consu...
Page 20 - Automation and Control Solutions
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS Automation and Control Solutions Honeywell International Inc.1985 Douglas Drive NorthGolden Valley, MN 55422customer.honeywell.com ® U.S. Registered Trademark© 2011 Honeywell International Inc.62-0278—07 M.S. Rev. 09-11 Printed in United States Aq...