30 English
TECHNICAL SPECIFICATIONS
RCD3,
wired
RCD3,
wireless
RCD4
Premium,
wired
RCD4,
wireless
Backlit display
Yes
Yes
Yes
Yes
Temperature sensor
type
Murata NTC (10kE)
Possibility of con
-
necting an auxiliary
temp. sensor (AUX)
Yes
Yes
Yes
Yes
Light sensor
Yes
Yes
Yes
Yes
Humidity sensor
Yes
Yes
Yes
Yes
Air quality sensor
No
No
Yes
No
Air pressure sensor
Yes
Yes
Yes
Yes
Power supply
bus communi
-
cation line
2× LR03/AAA
batteries
bus communi
-
cation line
2× LR03/AAA
batteries
Maximum use
0.02W
0.06W
0.02W
0.8W
Degree of protection
IP 30 acc. to
EN 60529
IP 30 acc. to
EN 60529
IP 30 acc. to
EN 60529
IP 30 acc. to
EN 60529
Safety class
III acc. to EN
60730-1
III acc. to EN
60730-1
III acc. to EN
60730-1
III acc. to EN
60730-1
Housing
PC thermo-
plastic
PC thermo-
plastic
PC thermo-
plastic
PC thermo-
plastic
Dimensions
(w × h × d)
82×125×16.5mm
82×125×16.5mm
82×125×16.5mm
82×125×16.5mm
Ambient temperature
0–40°C
0–40°C
0–40°C
0–40°C
Storage temperature
-20°C to
+65°C
-20°C to
+65°C
-20°C to
+65°C
-20°C to
+65°C
Weight
115g
135g
115g
135g