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Siemens RDF300… / RDF340... / RDF400… / RDF600… Basic Documentation CE1P3076.en

Building Technologies Summary 2012-10-02

2 Summary

2.1 Brief description

The devices support:

– 2-pipe, 2-pipe with electrical heater and 4-pipe fan coil units

– Compressors in DX-type equipment

 RDF300… / RDF400… / RDF600… :

AC 230 V operating voltage, on/off or 3-position control outputs

 RDF340 AC 24 V operating voltage, DC 0…10 V control outputs

 Output for 3-speed or 1-speed fan

 Two multifunctional inputs for keycard contact, external sensor, etc.

 Operating modes: Comfort, Economy and Protection

 Automatic or manual heating/cooling changeover

 Adjustable commissioning and control parameters

 Minimum and maximum setpoint limitation

Additional features

 Backlit LCD (RDF300.02, RDF400.01, RDF600, RDF600T)

 Infrared remote control receiver (RDF400.01, RDF600T)

 Auto Timer mode with 8 programmable timers (RDF400.01, RDF600T)

Type of mounting / suitable conduit boxes

 RDF600... for Round CEE box, with min 60 mm diameter, min 40 mm depth

 RDF3… / RDF400... for recessed rectangular box with 60.3 mm fixing centers

2.2 Features

 Maintain room temperature via built-in temperature sensor or external room

temperature / return air temperature sensor

 Automatic or manual changeover between heating and cooling mode

 Select applications via DIP switches

 Select operating mode via the operating mode button on the controller

 Single or 3-speed fan control (automatic or manual)

 Display current room temperature or setpoint in °C and/or °F

 Minimum and maximum setpoint limitation

 Keypad lock (automatic and manual)

 Two multifunctional inputs, freely selectable for:

– Operating mode switchover contact (key card)

– Automatic heating/cooling changeover sensor

– External room temperature or return air temperature

– Dewpoint sensor

– Electrical heater enable

– Alarm input

 Advanced fan control function, i.e. fan kick, fan start, selectable fan operation

(enable, disable or depending on heating or cooling mode)

 Purge function together with 2-port valve in a 2-pipe changeover system

 Reminder to clean filters

 Floor heating temperature limit

 Reload factory settings for commissioning and control parameters

 Weekly time program: 8 programmable timers to switch over between Comfort

and Economy mode (RDF400.01 / RDF600T)

 Optional backlit LCD (RDF300.02 / RDF400.01 / RDF600 / RDF600T)

 Optional infrared remote control ( RDF400.01 / RDF600T)

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