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TEC2045-4 Wireless Thermostat Controller with Single Proportional Output and One-

Speed Fan Control Installation Instructions

1

Application

The TEC Series Wireless Thermostat Controller 
System provides wireless networked control of 
Heating, Ventilating, and Air Conditioning (HVAC) 
equipment on a Building Automation System (BAS) 
that enables remote monitoring and programming. This 
TEC Series System integrates into a supervisory 
controller that uses BACnet® Internet Protocol (IP) or 
BACnet Master-Slave/Token-Passing (MS/TP) 
communications.

TEC20 Coordinators allow the supervisory controller to 
communicate with multiple TEC Wireless Thermostat 
Controllers. TEC2045-4 Wireless Thermostat 
Controllers control two-pipe fan coils, cabinet unit 
heaters, or other equipment using a proportional 
0 to 10 VDC control input and one-speed fan control. 

The wireless mesh network uses ZigBee™ technology 
to enable remote monitoring and programming and to 
enhance reliability by providing redundant transmission 
paths through other TEC Wireless Thermostat 
Controllers, creating a resilient, self-healing mesh 
network.

North American Emissions Compliance

United States

Canada 

IMPORTANT:

The TEC2045-4 Wireless 

Thermostat Controller is intended to provide an input 
to equipment under normal operating conditions. 
Where failure or malfunction of the thermostat 
controller could lead to personal injury or property 
damage to the controlled equipment or other 
property, additional precautions must be designed 
into the control system. Incorporate and maintain 
other devices, such as supervisory or alarm systems 
or safety or limit controls, intended to warn of or 
protect against failure or malfunction of the 
thermostat controller. 

This equipment has been tested and found to comply with 
the limits for a Class A digital device pursuant to Part 15 of 
the FCC Rules. These limits are designed to provide 
reasonable protection against harmful interference when 
this equipment is operated in a commercial environment. 
This equipment generates, uses, and can radiate radio 
frequency energy and, if not installed and used in 
accordance with the instruction manual, may cause 
harmful interference to radio communications. Operation 
of this equipment in a residential area is likely to cause 
harmful interference, in which case the user will be 
required to correct the interference at his/her own 
expense.

RF Transmitters: Compliance Statement (Part 15.19)

This device complies with Part 15 of the FCC Rules. 
Operation is subject to the following two conditions:

1.

This device may not cause harmful interference, and

2.

This device must accept any interference received, 
including interference that may cause undesired 
operation.

Warning (Part 15.21)

Changes or modifications not expressly approved by the 
party responsible for compliance could void the user’s 
authority to operate the equipment.

This Class (A) digital apparatus meets all the requirements 
of the Canadian Interference-Causing Equipment 
Regulations.

Cet appareil numérique de la Classe (A) respecte toutes 
les exigences du Règlement sur le matériel brouilleur du 
Canada.

RF Transmitters: Industry Canada Statement

The term 

IC

 before the certification/registration number 

only signifies that the Industry Canada technical 
specifications were met.

Le terme « IC » précédant le numéro d'accréditation/
inscription signifie simplement que le produit est conforme 
aux spécifications techniques d'Industrie Canada.

TEC2045-4 Wireless Thermostat Controller with Single 
Proportional Output and One-Speed Fan Control

Installation Instructions

TEC2045-4

Part No. 24-9890-1109, Rev. B

Issued July 13, 2010

Supersedes May 17, 2010

Summary of Contents for TEC2045-4

Page 1: ...ipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful...

Page 2: ...n the Johnson Controls Portal intranet site Installing the Thermostat Controller Follow these steps to install the thermostat controller 1 Use a Phillips head screwdriver to remove the security screw...

Page 3: ...ntroller 1 Strip the ends of each wire 6 mm 1 4 in and connect them to the appropriate screw terminals as indicated in Figure 5 2 Carefully push any excess wire back into the wall Note Seal the hole i...

Page 4: ...11 Blank Close Cool 12 BI1 Configurable Binary Input 1 14 Scom Sensor Common 15 BI2 Configurable Binary Input 2 16 UI3 Configurable Universal Input 3 Figure 6 TEC2045 4 Thermostat Controller with Sep...

Page 5: ...o the Installer Configuration Menu See the Configuring the Thermostat Controller section UP DOWN arrow keys change the configuration parameters and activate a setpoint adjustment Figure 7 TEC2045 4 Th...

Page 6: ...To access the Installer Configuration Menu press and hold the OVERRIDE key for approximately 8 seconds Note If the Password parameter is configured Password 0 appears on the thermostat controller dis...

Page 7: ...Cooling 1 Heating Only See Figure 10 10 Proportional Heating 2 Cooling and Reheat See Figure 11 6 and 7 Reheat 10 Proportional Cooling 3 Heating and Reheat See Figure 12 6 and 7 Reheat 10 Proportiona...

Page 8: ...ervisory controller Table 5 Installer Configuration Menu Part 1 of 6 Parameter Appearing on Display Description and Default Selection Options Pswrd Sets the protective access password to prevent unaut...

Page 9: ...or cooling outputs are enabled only when the contact is closed If the fan is set to Auto it is enabled only when the contact is closed If the fan is set to On it is not affected by this setting BI2 Co...

Page 10: ...the display continuously scroll the parameters Default on off The scroll is inactive on The scroll is active AutoMode Enables the Auto function if Option 2 is chosen in the SeqOpera parameter to be vi...

Page 11: ...rature in 5 0F 5 0C increments St By CL Sets Stand by cooling setpoint limit value is between occupied and unoccupied cooling setpoints Default 78 0 F 25 6 C Range 54 0 F 12 0 C to 100 0 F 37 5 C Unoc...

Page 12: ...s the setpoint from the last action taken by the thermostat controller or the setpoint currently in use The heating and cooling setpoints can be separated individually allowing the minimum configured...

Page 13: ...fan On contact open Unoccupied and fan On or Off contact closed 5 Auxiliary On Off control through the auxiliary network command The output can be commanded through the network for any required auxil...

Page 14: ...erature Sensor TE 636S 1 Strap Mount Temperature Sensor TEC 6 PIR3 Commercial Fan Coil Controller Cover for Occupancy Sensor TEC20 A 1 Replacement Antenna for TEC20 Coordinator TEC20 RA 14 Remote Ante...

Page 15: ...aximum 22 AWG 0 6 mm Diameter Recommended Recommended Transmission Range Through Walls 10 m 30 ft Line of Sight Open Space 30 m 100 ft RF Band Direct Sequence Spread Spectrum Transmission 2 4 GHz unli...

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