CDX800 DESCRIPTION
2.9. Ports technical specifications
•
Expansion port RS232
Name of product
RS232
Power supply
Internal
....
Environment
Operating temperature
-25 .. +55 °C
Storage temperature
-40 .. +85 °C
Standards
Emission
EN 55022/B
Immunity
ETS 300 342
Safety
EN 60950
RS232 specifications
(EN 1434)
Max. operating bus current
15 mA
Max. bit rate
230400 bps
Max. overvoltage
±30 V
Max. total cable length
(300Bd, 200nF/km)
20 m
•
Expansion port M-BUS
Name of port
M-BUS
Power supply
Voltage
10,8 .. 15,6 V
Supply power
Max. 30 W
Environment
Operating temperature
-25 .. +55 °C
Storage temperature
-40 .. +85 °C
Standards
Emission
EN 55022/B
Immunity
ETS 300 342
Safety
EN 60950
M-Bus specifications
(EN 1434)
Max. devices (each 1,5 mA)
30
Max. operating bus current
60 mA
Overload detection
100 mA
Short circuit strength
Permanent
Bus voltage mark
36 .. 43 V
Bus voltage space
24 .. 31 V
Max. total cable length
(300Bd, 200nF/km)
1000 m
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