20
Fig. 7.a
Mode
135 30
86
POWER
MODE
HUM
SLEEP
CLOCK
TEMP
ENGLISH
µAD +030220465 - rel. 1.1 - 15.12.2010
7 TECHNICAL FEATURES
Power supply voltage (according to EN60730-1) 24 Vac ±15 %, 50/60 Hz 70 mA 1,5 VA
or31 Vdc ± 29 % 70 mA
Classifi cation according to UL873: Power supply input:
24 V ac, 50-60Hz, Class 2
25.5 - 36.25 V dc, Class 2
Power consumption, max 1 watt
Output: serial link RS485, Class 2
Functioning conditions 0T50 °C;
10...85% U.R. non condensing.
Storage conditions -20T70 °C;
0...85 % U.R. non condensing.
Dimensions see Figure below
Environmental pollution normal
Level of pollution level II
Category f resistance to heat and fi re A
Class and structure of the software A
Level of protection against atmospheric agents IP30
Temperature of the ball pressure test on the plastic casing 100 °C
Classifi cation according to protections against electric shocks
( EN 60730-1)
III, to integrate into class I or II appliances
Period of electrical stress of the isolated parts s long
Control device envisioned to be supplied to: manufacturers, installation technicians
and maintenance technicians
Protection against short-circuits must be guaranteed by the manufacturer
of the appliance into which the µAD
is integrated or by the fi nal installation
technician
Immunity against over-voltage category 1
Wire sections from 0.5 to 1.5 mm
2
Precision of the temperature measurement +/-2 °C
Precision of the humidity measurement (in the models with
humidity probe)
+/-10% rH
Tab. 6.4
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