Siemens RDX33.21 Quick Start Manual

7-day time switch RDX33.. RDX43.. For release of a heat pump or control of actuating devices in heating or cooling mode • Operating modes: Auto Timer, Comfort, Energy Saving, and Protection • Potential-free output (ON / OFF) for release of a heat pump or control of actuating devices • Potential-free output (ON / OFF) for selection of heating or ...

N3075en Building Technologies 17.04.2009 Use For control of the room temperature in individual rooms or zones that are heated or cooled by a heat pump or via actuating devices. The room temperature controller… • controls release of the heat pump’s compressor or actuating devices • switches an auxiliary electric heater Suited for systems with manual H/C changeover. Functions • Manual H/C changeover ...

N3075en Building Technologies 17.04.2009 • If the minimum limit P05 is set lower than the maximum limit P06, both heating and cooling are adjustable between these 2 limits. • For heating or cooling applications: – The setting range in cooling mode is from P05…40 °C instead of 5…40 °C – The setting range in heating mode is from 5…P06 °C instead of 5…40 °C Examples Heating or cooling P05 ...

N3075en Building Technologies 17.04.2009 Control sequences On Q33-Q34 Q13-Q14 W W On Q13-Q14 W = = = = = = Application with heat pump for heating or cooling: W Room temperature setpoint WD Switching differential between heating and auxiliary electric heating SDH Switching differential heating SDC Switching ...

N3075en Building Technologies 17.04.2009 Output Q33-Q34 is for connection to the auxiliary electric heater which is only available in heating mode, provided parameter P16 is set to 1 (enable). The minimum on time can be changed via parameter P13 (factory setting is 1 minute). Auto Timer mode The controller provides an Auto Timer mode with 8 programmable time switches. Each time switch can be assigned one o ...

N3075en Building Technologies 17.04.2009 Press to sequentially review the 8 time switches. Time switches A1…A4 have the following factory settings: Day(s) Times of day when controller is in Comfort mode Mo (1) – Fr (5) 06:30 – 08:30 (A1) 17:30 – 22:30 (A2) Sa (6) 08:00 – 23:00 (A3) So (7) 08:00 – 22:30 (A4) - During remaining times, controller is in Energy Saving mode - Time switches A5…A8 ...

N3075en Building Technologies 17.04.2009 Control parameters A number of control parameters can be readjusted to optimize the control performance. These parameters can also be set during operation without opening the unit. In the event of power failure, all control parameter settings will be maintained. The parameters can be changed as follows: 1. Set the controller to Protection mode . 2. Press and simul ...

N3075en Building Technologies 17.04.2009 Parameter Factory setting Setting range in increments of ..K/..min RDX33 RDX43 P01 Setpoint for heating in Energy Saving mode (W heat Eco) 16 OFF, 5 °C…W cool Eco, 0.5 K P02 Setpoint for cooling in Energy Saving mode (W cool Eco) 28 OFF, W heat Eco…40 °C, 0.5 K P03* Setpoint for heating in Protection mode (W heat PROT.) 8 °C OFF, 5 °C…W cool PROT., 0.5 K ...

N3075en Building Technologies 17.04.2009 Accessories Description Product No. Adapter plate 120 x 120 mm for recessed conduit boxes 4“ x 4“ ARG70 Adapter plate 96 x 120 mm for recessed conduit boxes 2“ x 4“ ARG70.1 Adapter plate 112 x 130 mm for surface wiring ARG70.2 Ordering When ordering, please give description and product No.: E.g. room temperature controller RDX33.21 Valve actuators are to be ...

N3075en Building Technologies 17.04.2009 1.5V 'AA' 1.5V 'AA' + - Operating elements 1 Buttons + and - for adjusting the setpoints, the control parameters, the days of week, and the time of day 2 Button for selecting the mode of operation: Protection mode Comfort mode Energy Saving mode AUTO Auto Timer mode 3 Button for manual H/C changeover 4 Button for time of day and weekday settings in automatic time ...

N3075en Building Technologies 17.04.2009 Mounting and installation The room temperature controller is to be mounted on a wall, not in niches or book- shelves and not behind curtains. Temperature acquisition must not be adversely af- fected by heat or cooling sources or direct solar radiation. Mounting height is about 1.5 m above the floor. The controller can be fitted on a recessed conduit box. Also refer ...

N3075en Building Technologies 17.04.2009 Technical data Operating voltage RDX33.21 DC 3 V Alkaline batteries AA 2 x 1.5 V Operating voltage RDX43.2 Frequency Power consumption AC 230 V +10/-15% 50/60 Hz Max. 8 VA Control outputs RDX33.. Q13-Q14 Q21-Q22 The total of all output currents (on Q1x and Q2x) shall not exceed 5 A Control outputs RDX43.. Q13-Q14 Q33-Q34 Q21-Q22-Q24 The total of all output current ...

N3075en Building Technologies 17.04.2009 Low-voltage directive Product standards Automatic electrical controls for household and similar use Special requirements for temperature- dependent controls EN 60730 – 1 EN 60730 – 2 - 9 Electromagnetic compatibility Emissions Immunity IEC/EN 61000-6-3 IEC/EN 61000-6-2 Devices of safety class II to EN 60730 Degree of pollution Normal Degree of protection of hou ...

N3075en Building Technologies 17.04.2009 Legend L Live conductor AC 230 V N Neutral conductor AC 230 V N1 Room temperature controller RDX33... R1 Relay changeover module Y Heat pump Y1 Actuating device ”Heating” Y2 Actuating device ”Cooling” Q13-Q14 Output for compressor Q21-Q22 H/C changeover output * AC 230 V or SELV DC 10 V L Live conductor AC 230 V N Neutral conductor AC ...