Toptech TT-N-421 Instructions Manual

Toptech TT-N-421 Instructions Manual

Non-programmable thermostats
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Non-Programmable Thermostats
TT-N-411
TT-N-421
1 Specifications
2 Installation
3 Setting User Options
Warning
Attention
Read all instructions before proceeding.
This thermostat requires 24 Volt AC Power or two (2) properly installed
"AA" Alkaline batteries for proper operation. When connecting 24 Volt
AC Power the batteries may be installed as a backup.
For use only as described in this manual. Any other use will
void warranty.
1 Specifications
This thermostat is compatible with:
• Single stage heat / cool conventional and heat pump systems
• Conventional systems up to 2 heat / 1 cool (TT-N-421 only)
• Single compressor heat pump systems with an auxiliary heat stage (TT-N-421 only)
• 250 – 750 millivolt heat only systems
Electrical and control specifications:
• Electrical Rating: 24 Volt AC
• 1 amp maximum load per terminal
• AC Power: 18 – 30 Volts AC
• DC Power: 3.0 Volt DC (2 "AA" Alkaline Batteries Included)
• Control Range: 45° – 90° F (7° – 32° C)
• Temperature Accuracy: +/- 1° F (+/- .5° C)
Terminations
• TT-N-411: Rc, Rh, O, B, Y, W, G, C
• TT-N-421: R, O, B, Y1, E/W1, G, W2, C
Single Stage Heat / Cool
Conventional and Heat Pump
Up to 2 Heat / 1 Cool
Conventional and Heat Pump
Model number is located on
thermostat sub-base.
4 Operating Your Thermostat
5 Additional Operation Features
6 Thermostat Maintenance
Turn off power to the heating or cooling
equipment before installation.
For installation by experienced service
technicians only. Follow applicable codes.
®
TTN-100-02

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Summary of Contents for Toptech TT-N-421

  • Page 1 AC Power the batteries may be installed as a backup. For use only as described in this manual. Any other use will void warranty. 1 Specifications This thermostat is compatible with: • Single stage heat / cool conventional and heat pump systems • Conventional systems up to 2 heat / 1 cool (TT-N-421 only) • Single compressor heat pump systems with an auxiliary heat stage (TT-N-421 only) • 250 – 750 millivolt heat only systems Electrical and control specifications: • Electrical Rating: 24 Volt AC • 1 amp maximum load per terminal • AC Power: 18 – 30 Volts AC...
  • Page 2: Installation

    Warning Disconnect power before beginning installation. Thermostat Location Install the thermostat approximately 4-5 feet (1.2 - 1.5m) above the floor in an area that has a good amount of air circulation and maintains an aver- age room temperature. Avoid installation in locations where the thermostat can be affected by drafts, dead air spots, hot or cold air ducts, sunlight, appliances, concealed pipes, chimneys and outside walls. Install your new TopTech thermostat in 5 basic steps: 1 Install the Sub-Base 2 Provide Power 3 Connect Your Wires 4 Set Installer Switches 5 Attach Thermostat to Sub-Base Install the Sub-Base: • Remove the sub-base from the body of the thermostat. • Mount the sub-base as shown below: Drill 3/16”...
  • Page 3: Connect Your Wires

    Set Installer Switch to NORM Rh* 24 Volt AC Power (heating transformer) [note 2] Rc* 24 Volt AC Power (cooling transformer) [note 2] W Heat Relay (appears as W1/E on TT-N-421) Compressor Relay (appears as Y1 on TT-N-421) G Fan Relay C 24 Volt AC Transformer Common [note 1, 3] 2 HEAT / 1 COOL Single Transformer (TT-N-421 Only) Set System Type to NORM 24 Volt AC Power W1 Heat Relay Stage 1 W2 Heat Relay Stage 2 Y1 Compressor Relay Stage 1 Fan Relay...
  • Page 4 24 Volt AC Power Rc* Connected to Rh with supplied Jumper Wire O or B Changeover Valve [note 2] Compressor Relay (appears as Y1 on TT-N-421) Fan Relay 24 Volt AC Transformer Common [note 1] 2 HEAT / 1 COOL - Including Auxiliary Heat (TT-N-421 only) Set Installer Switch to HP 24 Volt AC Power O or B Changeover Valve [note 2] Compressor Relay (1st stage heating/cooling) Auxiliary Heat Relay (2nd stage heating) [note 3] W1/E...
  • Page 5: Attach Thermostat To Sub-Base

    1st stage Select a 1st stage temperature or 2.0 differential differential of 0.5˚, 1.0˚ or 2.0˚F (0.2˚, 0.5˚ or 1.0˚C) 1.0, 2.0, 2 2nd stage Select a 2nd stage temperature 3.0, 4.0, differential differential of 2˚, 3˚, 4˚, 5˚ or 6˚F 5.0 or 6.0 (1.0˚, 1.5˚, 2.0˚, 2.5˚ or 3.0˚C) (TT-N-421 Only) Detailed Explanation of User Options: Temperature Differential (User Option 1 and 2) The differential setting is the temperature control range that your thermostat will provide. The smaller the setting, the tighter your range of temperature control and comfort will be. The 2nd stage differential is only for systems with a second stage of heating (auxiliary heat).
  • Page 6: Operating Your Thermostat

    Additional Switch Position (Model TT-N-421 Only): EMER Operates a backup heat source (Emergency Heat) for heat pump systems only. NOTE: If your model TT-N-421 was set to a con- ventional system (NORM) then you will not have the EMER (emergency heat) option and “NO AUX SET” will flash in the display if EMER is selected with the system switch.
  • Page 7: Additional Operation Features

    We recommend replacing the thermostat batteries annually or if the thermostat will be unattended for an extended period of time. Thermostat Cleaning Never spray any liquid directly on the thermostat. Using a soft damp cloth wipe the outer body of the thermostat. Never use any abrasive cleansers to clean your thermostat. Store this manual for future reference. 2 Year Limited Warranty Braeburn Systems LLC warrants each new TopTech thermostat against any defects that are due to faulty material or workmanship. This warranty and our liability does not apply to batteries, nor does it include damage to merchandise or the thermostat resulting from accident, alteration, neglect, misuse, improper installation or any other failure to follow TopTech installation and operating instructions. This limited warranty applies for the duration of the warranty period from the original date of purchase by a professional service technician. Braeburn Systems LLC agrees to repair or replace at its option any TopTech thermo-...
  • Page 8: Especificaciones

    Solamente se debe usar como se describe en este manual. Cualquier otro uso anulará la garantía. 1 Especificaciones Este termostato es compatible con: • Sistemas convencionales de calefacción / aire acondicionado y bomba de calor de una sola etapa. Sistemas convencionales de hasta 2 etapas de calefacción / 1 aire acondicionado (TT-N-421 solamente). • Sistemas de bomba de calor de compresor único con una etapa de calefacción auxiliar (TT-N-421 solamente). • Sistemas milivoltios de calefacción solamente de 250 mv a 750 mv Especificaciones eléctricas y de control: • Régimen de electricidad: 24 voltios CA • Carga máxima de 1 amperio por terminal • Energía CA: 18 – 30 voltios de AC...
  • Page 9: Instalación

    Desconecte la energía antes de empezar a hacer la instalación. Ubicación del termostato Instale el termostato aproximadamente a 1.2 - 1.5 m (4-5 pies) por encima del piso en un área que tenga una buena cantidad de aire circulante y mantenga una temperatura ambiental promedio. Evite la instalación en lugares donde el termostato pueda ser afectado por corrientes de aire, aire estancado, ductos de aire frío o caliente, luz solar, electrodomésticos, tuberías ocultas, chimeneas y paredes exteriores. Instale su nuevo termostato TopTech en 5 pasos básicos: 1 Instale la sub-base 2 Suministre energía 3 Conecte los cables 4 Configure los interruptores de instalación 5 Fije el termostato a la sub-base Instale la sub-base: • Retire la sub-base del cuerpo del termostato. • Monte la sub-base como se muestra a continuación: Perfore agujeros guía...
  • Page 10 Rc* Energía a 24 voltios de CA (transformador de aire acondicionado) [nota 2] Relé de calefacción (aparece como W1/E en el modelo TT-N-421) Relé del compresor (aparece como Y1 en el modelo TT-N-421) Relé del ventilador Línea común del transformador a 24 voltios de CA [nota 1, 3] Transformador sencillo con 2 etapas de calefacción / 1 etapas de aire acondicionado (TT-N-421 solamente) Configure el tipo de sistema a NORM Energía a 24 voltios de CA W1 Relé de calefacción etapa 1 W2 Relé de calefacción etapa 2 Y1 Relé del compresor etapa 1 Relé del ventilador...
  • Page 11 Válvula de conversión [nota 2] Relé del compresor (aparece como Y1 en el modelo TT-N-421) Relé del ventilador Línea común del transformador a 24 voltios de CA [nota 1] 2 etapas de calefacción / 1 etapa de aire acondicionado – Incluida calefacción auxiliar (TT-N-421 solamente) Configure el interruptor de instalación en HP Energía a 24 voltios de CA O o B Válvula de conversión [nota 2] Relé del compresor (1ra etapa de calefacción/aire acondicionado) Relé de calefacción auxiliar (2da etapa de calefacción) [nota 3]...
  • Page 12 (0.5˚, 1.0˚ o 2.0˚F). 1.0, 2.0, Seleccione un diferencial de Diferencial de 3.0, 4.0, temperatura de 2da etapa de 2da etapa 5.0 or 6.0 (TT-N-421 1.0˚, 1.5˚, 2.0˚, 2.5˚ o solamente) 3.0˚C (2˚, 3˚ 4˚, 5˚ o 6˚F). Explicación detallada de las opciones del usuario: Diferencial de temperatura (Opción del usuario 1 y 2) La configuración diferencial es la amplitud de control de temperatura que el termostato le proporcionará. A menor configuración, menor será la amplitud de control de temperatura y la comodidad. El diferencial de 2da etapa está destinado solamente a sistemas con segunda etapa de calefacción (calefacción auxiliar).
  • Page 13: Ajuste De La Temperatura

    COOL (Aire acondicionado) Sólo funcionará el sistema de aire acondicionado. (Apagado) Los sistemas de calefacción y de aire acondicionado están apagados. HEAT (Calefacción) Sólo funcionará el sistema de calefacción. Posición de interruptor adicional (para modelo TT-N-421 solamente) EMER (Emergencia) Opera una fuente de calefacción de respaldo (calefacción de emergencia) sólo para los sistemas de bomba de calor. NOTA: Si su modelo TT-N-421 fue programado para un sistema convencional (NORM) no tendrá la opción EMER (calefacción de emergencia) y “NO AUX SET”...
  • Page 14 Braeburn Systems LLC acepta reparar o reemplazar a su elección cualquier termostato TopTech que se encuentre bajo garantía, siempre y cuando se devuelva, con gastos de correo pagados, a nuestro centro de garantías en una caja de cartón acolchada, dentro del período de la garantía, con un comprobante de la fecha original de compra y una breve...

This manual is also suitable for:

Tt-n-411

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