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Honeywell TB3 Series, Installation Instructions Manual, Page: 21 / 24

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TB3 SERIES COMMUNICATING THERMOSTATS INSTALLATION INSTRUCTIONS

21

31-00576-01

Binary Inputs

23 Analog 

Value #23 0 to 3

Alarm

This parameter 

indicates the alarm 

state. 

0 = No alarm

1 = Onboard Sensor 

Alarm  

2 = External Sensor 

Alarm

3 = Changeover Sensor 

Alarm

0

R

COV

24 Analog 

Value #24 2017 …2099

Current Year This parameter adjusts 

the current year.

2022

R/W

-

25 Analog 

Value #25 1 to 12

Current 

Month

This parameter adjusts 

the current month.

-

R/W

-

26 Analog 

Value #26 1 to 31

Current Day This parameter adjusts 

the current day.

-

R/W

-

27 Analog 

Value #27 00 to 23

Current 

Hour

This parameter adjusts 

the current hour.

-

R/W

-

28 Analog 

Value #28 00 to 59

Current 

Minute

This parameter adjusts 

the current minute.

-

R/W

-

29 Analog 

Value #29 1 to 4

Baudrate

1 = 9600bps

2 = 19200bps

3 = 38400bps

4 = 76800bps

4

R/W

-

30 Analog 

Value #30 1 to 9998

Parameter 

Menu 

Password.

This parameter adjusts 

the password.

0

R/W

-

31 Analog 

Value #31 0 to 2

File Transfer 

Process

Information.

0 = Firmware Confirmed

1 = Upload in Progress

2 = Upload Failed

0

R

-

NO  OBJECT 

VALUE 

OBJECT 

NAME 

FUNCTION 

DEFAULT  READ (R)/

WRITE (W)

COV

PROPERTY

NO OBJECT

VALUE

OBJECT 

NAME

FUNCTION

DEFAULT

READ (R)/ 

WRITE (W)

COV 

PROPERTY

1

Binary 

Input #1 0 to 1

Universal 

Input Digital 

Input Value

0 = Off 

1 = On

-

R

COV

Summary of Contents for TB3 Series

Page 1: ...y is 220 VAC TB3140 and 24V AC DC TB3240 and it has no internal fuse External protection with max C10A TB3140 and C5A TB3240 circuit breakers are required in all cases Disconnect the power supply before separating the front plate INSTALLATION Read these instructions carefully Failure to follow them could damage the product or cause a hazardous condition Check the ratings in the instructions and th...

Page 2: ...MATION Part number TB3240B U TB3240W U TB3140B U TB3140W U Digital Outputs Relay Fan Control 3 3 3 3 Analog Outputs 0 10 V Valve Control 2 2 0 0 Relay Output Valve Control 0 0 2 2 Universal Input 1 1 1 1 Colour Black White Black White Power 24 V AC DC 50 60 Hz 24 V AC DC 50 60 Hz 220 V AC 50 60 Hz 220 V AC 50 60 Hz ...

Page 3: ...ctrical Parameter Specification Power Supply TB3240B TB3240W 24V AC DC 50 60 Hz TB3140B TB3140W 100 220 VAC 50 60 Hz Power Consumption Display ON Max 3 0 VA Terminal Size For Power Up to 16 AWG 1 5 mm2 For RS485 and NTC Up to 17 AWG 1 mm2 Battery for Real Time Clock RTC Lithium CR1220 3 3 V Table 4 Sensors and Inputs Parameter Specification Temperature Accuracy 1 C 1 8 F UI Input Measuring Range 1...

Page 4: ...ople INSTALLATION NOTE This Communicating thermostat is suitable for mounting on standard 75 X 75 X 52 mm Honeywell recommended back box as per BS4662 2006 A1 2009 standard or equivalent The installation of the device should be performed by an authorized technician Install the thermostat using the screws provided in the box Steps to Install the TB3 Communicating Thermostat 1 Switch OFF the power s...

Page 5: ...nect the wires well according to the wiring diagram Refer to Wiring Connection on page 6 6 Fix the base with four screws to the wall box 7 Attach the front plate to the back plate making sure the pin plates on each side are well matched 8 Tighten the bottom screw to fix the front panel and base 9 Switch ON the power supply to start the TB3 wall module ...

Page 6: ...n Diagram TB3240 Modulating Connection Diagram NOTE The thermostat has no internal fuse External protection with max C5 A circuit breaker is required in all cases Isolate the cables of NTC dry contact from 230 V TB3140 24V AC DC TB3240 power supply The product supply does not include a 5A fuse Connection Diagram for 2 Pipe Fan Coil Connection Diagram for 4 Pipe Fan Coil Connection Diagram for 2 Pi...

Page 7: ...red from the changeover sensor if it is selected In this case the user will not be able to change the mode 2 Time Selection As soon as the mode key is pressed for three seconds the year will appear on the screen followed by the month hour minute and day of the week on successive taps To adjust the required time use the up and down arrow keys 3 Schedule Operation After selecting the day of the week...

Page 8: ...pipes The system is not heating even though the set point is correct Heating mode is activated Use key to set the mode to Heating Check if the set point is higher than room temperature Be sure the Heating Valve icon is displayed After a while check whether the system starts heating The system is continuously overheating even though the set point is correct Cooling mode is not activated If the syst...

Page 9: ...he Fan key When the correct password is entered the configuration menu is displayed If the incorrect password is entered the process will fail and the password will be reset After 3 incorrect password entries new password cannot be entered for 180 seconds The thermostat returns to the main screen if no action is taken within 10 seconds In 30 seconds the parameter setting screen will return to the ...

Page 10: ...ternal Sensor The device operates based on the value of the internal temperature sensor The temperature read from the universal input can be monitored from P36 P32 3 Changeover sensor If the Universal Input value is selected as changeover dead zone cannot be used The changeover sensor is only valid when the Fan Coil Type is set to 2 When the water temperature exceeds P34 the thermostat changes to ...

Page 11: ...device displays AL03 on the panel if the Universal Input is set to Changeover Sensor and the sensor malfunctions Device outputs will be closed during the alarm To turn off the alarm change the Universal Input to Not Used FIRMWARE UPDATE FILE OBJECT Upload the binary files for a firmware update to the device using a file object NOTE MS TP connection need to use directly without any BACnet IP router...

Page 12: ...re buttons at the same time add the button values Enter 12 to lock the setpoint 4 and fan speed 8 0 P7 Celsius or Fahrenheit 0 Celsius 1 Fahrenheit 0 P8 Time Format 0 24 hours clock 1 12 hours clock AM PM NOTE The system time is displayed using a 24 hour clock This parameter changes how the clock format will appear on the panel or screen 1 P9 Time Schedule Enable 0 Disable 1 Enable 0 P10 Screen Sa...

Page 13: ...ff On NO Contact 0 P33 Changeover Temperature for Cooling Range 10 C to 25 C 50 F to 77 F Only valid when P32 is set to 3 16 C 61 F P34 Changeover Temperature for Heating Range 26 C to 45 C 78 F to 113 F Only valid when P32 is set to 3 28 C 82 F P35 Mode Change Delay Range 0 to 255 minutes 3 minutes P36 Universal Input Temperature If P32 is 1 2 or 3 this parameter shows the sensor temperature P37 ...

Page 14: ...ice ID is automatically recalculated to avoid network ID conflict The device ID value is writable via BACnet and ranges from 0 to 4194302 as a property of the device object Once the Device ID is changed via BACnet the automatic calculation mentioned above is ineffective To activate the Device ID automatic calculation again the device should be factory reset Device limit The RS485 data link as a bu...

Page 15: ...5 31 00576 01 End Of Line EOL Resistor The EOL resistor DIP Switch is located in the top right corner of the TB Series thermostat behind the front plate The default is OFF Left Turn it to the ON position Right to activate the EOL 120 Ohm resistor Fig 1 EOL Resistor ...

Page 16: ... 3 Auto 3 R W COV 2 Analog Value 2 1 to 4 Fan Speed 1 Stage 1 2 Stage 2 3 Stage 3 4 Auto 1 R W COV 3 Analog Value 3 Set Point Low Limit to Set Point High Limit Set Point This parameter is the desired room temperature value 21 C 70 F R W COV 4 Analog Value 4 5 C to 40 C 41 F to 104 F Set Point High Limit This parameter adjusts the high limit for desired room temperature 30 C 86 F R W 5 Analog Value...

Page 17: ...arameter adjusts the changeover temperature for cooling mode 16 C 61 F R W 12 Analog Value 12 26 C to 45 C 79 F to 113 F Changeover Temperature for Heating If Universal Input is set to 3 this parameter adjusts the changeover temperature for heating mode 28 C 82 F R W 13 Analog Value 13 0 to 255 minutes Mode Change Delay This parameter adjusts the delay time between the heat and cool modes 3 minute...

Page 18: ...This parameter adjusts the current minute R W 26 Analog Value 26 1 to 4 Baud rate 1 9600bps 2 19200bps 3 38400bps 4 76800bps 4 R W 27 Analog Value 27 1 to 9998 Parameter Menu Password This parameter adjusts the password 0 R W 28 Analog Value 28 0 to 2 FileTransfer Process Information 0 Firmware Confirmed 1 Upload in Progress 2 Upload Failed 0 R NO OBJECT VALUE OBJECT NAME FUNCTION DEFAULT READ R W...

Page 19: ...e This parameter adjusts the condition that the device will continue when the power failure 0 Device starts off 1 Device starts on 2 Keep State Before Power Failure 2 R W 8 Analog Value 8 2 to 4 Fan Coil Type 2 2 Pipe System 4 4 Pipe System 4 R W 9 Analog Value 9 10 C to 10 C 18 F to 18 F Internal Temperature Sensor Calibration This parameter adjusts sensor value calibrate with 0 1 C 1 F steps 0 C...

Page 20: ...5 Analog Value 15 0 C to 15 C 0 F to 27 F Dead Zone If Mode is set to Auto this parameter adjusts the dead zone 2 C 4 F R W 16 Analog Value 16 0 C to 15 C 0 F to 27 F Hysteresis This parameter adjusts the hysteresis 1 C 2 F R W 17 Analog Value 17 0 to 5 second Fan Stage Change Delay This parameter adjusts the delay of the changing range of the fan 2 Second R W 18 Analog Value 18 0 to 60 second Fan...

Page 21: ...t day R W 27 Analog Value 27 00 to 23 Current Hour This parameter adjusts the current hour R W 28 Analog Value 28 00 to 59 Current Minute This parameter adjusts the current minute R W 29 Analog Value 29 1 to 4 Baudrate 1 9600bps 2 19200bps 3 38400bps 4 76800bps 4 R W 30 Analog Value 30 1 to 9998 Parameter Menu Password This parameter adjusts the password 0 R W 31 Analog Value 31 0 to 2 File Transf...

Page 22: ...g Disable 1 Factory Setting Started 0 R W 8 Binary Value 8 0 to 1 Time Schedule Local Remote Selection 0 Time Schedule Local Selected 1 Time Schedule Remote Selected Parameter will be returned to 0 after 30 minutes for security 0 R W NO OBJECT VALUE OBJECT NAME FUNCTION DEFAULT READ R WRITE W COV PROPERTY 1 Binary Value 1 0 to 1 Start Stop 0 Stop 1 Start 1 R W COV 2 Binary Value 2 0 to 1 Celsius o...

Page 23: ...nitiating the TB3 installation 2 Loosen the bottom screw by turning it anticlockwise with the help of a screwdriver 3 Separate the front and back plate 4 Unscrew four screws to remove the back cover from the front plate 5 Using a screwdriver gently release four latches 6 Remove the battery from the battery holder and replace the battery ...

Page 24: ...pect to this document In no event shall Honeywell be liable for technical or editorial omissions or mistakes in this document nor shall it be liable for any damages direct or incidental arising out of or related to the use of this document No part of this document may be reproduced in any form or by any means without prior written permission from Honeywell WEEE DIRECTIVE WEEE Directive 2012 2019 E...

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