Advertisement
M-bus
Reference standard
Baud rate
Max. number of M-bus devices connected directly to the
web server with a cable
Max. number of level converters on the web server
Max. number of wired M-bus devices per level converter 60
Max. number of RF converters on the web server
Max. number of wireless devices per RF converter
Max. number of readable devices
Bus power
Bus supply current
Protection against short circuits
Ambient conditions
Operation
Climatic conditions
Temperature
Air humidity
Mechanical conditions
Transportation
Climatic conditions
Temperature
Air humidity
Mechanical conditions
Storage
Climatic conditions
Temperature
Air humidity
Mechanical conditions
Degree of protection
IP class
Protection class
Mounting
Mounting type
Siemens
Building Technologies
EN13757-4 Physical and Link Layer (Operating modes:
C, S,T mode) for wireless M-bus
EN13757-3 (Application layer)
300 bps...9600 bps
20 (unit M-bus loads)
6
23
500
Wired: 380 M-bus loads or 250 logical M-bus devices
Wireless: 2,500 devices
Min. 24 V
Max. 42 V
Min. 0 mA
Max. 30 mA
Yes
as per EN 60721-3-3
Class 3K5
-20...+55 °C
5...95 % r.h.
Class 3M2 as per EN 60721-3-3
as per EN 60721-3-2
Class 2K3
-25..+65 °C
5...95 %
Class 2M2
To EN 60721-3-1
1K3
-25 ... 65 °C
5...95 % r.h.
Class 1M2
IP20 as per EN 60529
III as per EN 62368-1
On 35mm DIN rails (EN60715)
13
A6V11157961_en--_d
2018-07-24
Advertisement
