W.Tech RAA Series Manual do Utilizador descarregar pdf (Página 15)

Features

• Control depends on room or remote air

temperature

• Heating or cooling applications

• Remote temperature sensor

• Operating modes: normal, energy saving

or off

• Operating mode changeover input for

remote control

• Selectable installation and control

parameters

• Adjustable minimum limitation for cooling

output

• Selectable display of room temperature

or setpoint

• Fahrenheit or Celsius selectable scales

• Minimum and maximum setpoint limitation

• Operating voltage—24 Vac

• Sensor calibration

Specifications

Operating voltage .......................24 Vac + 20%

Frequency ...................................50/60 Hz

Control action .............................On/off

Power consumption .....................Maximum 4 VA

Setpoint range ............................41°F to 95°F

(5°C to 35°C)

Display ........................................Large, 1-1/2”

diagonal LCD

Output ........................................On/off

Weight ........................................0.5 oz (0.23 kg)

Color ...........................................Ivory white (cover)

Gray (base)

Ambient conditions

Operation temperature ...........32°F to 122°F

(0°C to 50°C)

Operation rh ...........................<95%

Transportation temperature ....–13°F to 140°F

(–25°C to 60°C)

Transportation rh ....................<95%

Wiring

Screw terminals ....................... 22 AWG to 14 AWG

Agency certification.....................Conforms to CE

requirements

Enclosure housing .......................NEMA 1

Submittal Summary

Heat Pump/

Separate

Heating and

Cooling

Systems

RDX Series Electronic Room Controllers

Microprocessor-

based room

temperature

controllers are

designed for

heating and

cooling systems,

including heat

pumps.

Heating only

Cooling only

Manual heat/cool

changeover

4-pipe

On/off single or

two-stage

Output for single

speed fan

Auxiliary electric

heat

RDX42.22U • • • • • • •

Part Number Control Application Output

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 28 29

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