GB
Page GB-37
Technical specifications
(thermostat)
Supply voltage:
Via data bus
(Protective extra low voltage acc. to EN 60730)
Power consumption:
300 mW
Bus interface:
RS 485
Ambient temperature:
0..0,50 °C
Storage temperature:
-25..0.60 °C
Protection type acc. to EN 60529:
IP 20
Protection type acc. to EN 60730:
III
Approval according to:
VDE 60 730
Casing dimensions (WxHxD):
90 x 138 x 28 mm (WxHxT)
Casing material:
ABS, antistatic
Electrical connections:
2-wire mode with screw-plug connection
Recommended connecting cable:
screened, 0.6 mm Ø, 2-strands
Maximum permitted cable length:
50 m
Data storage and timer
reserve at time of delivery:
min. 5 years
Accuracy of internal clock:
± 2 s/day
Display:
alphanumeric plain text with symbols
and light after pressing a key
Weight:
approx. 150 g
Electrical connection
(thermostat)
ABS
B
A
Important:
The two wires of the data
bus (A, B) may not be mixed
up by mistake !
Socket (unit removed)
8A520900_GB.qxp 12.11.2004 13:17 Seite 37
