Siemens RDE20.1 User Manual

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Siemens Room temperature controllers CE1N3036en
Building Technologies 13.10.2008
Technical data
Operating voltage DC 3 V (2 x 1.5 V AAA Alkaline batteries)
Battery life (RDE20.1) > 1 years (AAA Alkaline batteries)
Supply line fusing max. 10 A
External:
External temperature sensor QAH11/QAA32, Safety class II
(Inputs B1, M) NTC resistor 3 kΩ at 25°C
Permissible cable length for max. 20 m, copper cable, 1.5 mm
2
External sensor (Terminal B1)
Tolerance max. ± 2.5°C
Internal:
Thermistor 10 kΩ ± 1% at 25°C
Relay Contacts
Switching voltage max. AC 250 V
min. AC 24 V
Switching current max. 5A res., 2 A ind.
At 250 V min. 50 mA
Contact life at AC 250 V guide values:
At 0.1 A res. 2 x 10
6
cycles
At 0.5 A res. 1 x 10
6
cycles
At 4 A res. 1.5 x 10
5
cycles
No load 5 x 10
7
cycles
Insulating strength
Between relay contacts and coil AC 3750 V for 6 sec.
AC 2000 V for 60 sec.
Between relay contacts (same pole) AC 1000 V for 60 sec.
Switching differential SD 1 K
Setpoint setting range 5…35 °C (normal operation)
5…60 °C (with setpoint limitation)
0 (OFF) and 5…35 °C (energy saving mode)
Factory setting normal operation 20 °C
Factory setting energy saving mode 8 °C
Resolution of settings and displays
Setpoints 0.5 °C
Switching times 60 min
Actual value displays 0.5 °C
Time of day displays 1 min
Setpoint Limitation range 35…60 °C
Factory setting setpoint limitation 35 °C
Resolution for setpoint limitation 0.5 °C
Connection terminals screw clamp terminals
(via mounting plate)
For solid wires 2 x 1.5mm
2
For stranded wires 1 x 2.5mm
2
(Minimum 0.5 mm
2
)
Operation to IEC 721-3-3
Climatic conditions class 3K5
Temperature 0…+50 °C
Humidity <95 % r. h.
Power supply
Sensor inputs
Outputs
Switching Outputs
(Q11, Q12, Q14)
Operational data
Electrical connections
Environmental conditions

Siemens RDE20.1 Specifications

General

Brand	Siemens
Model	RDE20.1
Category	Thermostat
Language	English