M-Bus Gateway

The M-Bus Gateway with integrated level converter for 50 M-Bus unit loads. The compatibility list, commissioning and installation instructions apply to both devices and can be found on the overview page.

Features

Installation with the free smart-me app.
Integrated level converter for 50 M-Bus loads
Integrated power supply
Supports M-Bus devices according to EN 13757-2, -3 (formerly EN 1434-3) The standard defines the protocol, but not the data it contains. Compliance with the standard alone is therefore no guarantee that a device will actually work. Check our compatibility list.
Billing with the smart-me Billing Tool
Visualizations
Interfaces via API, CSV, MSCONS and IS-E
Encrypted real-time data connection to the smart-me Cloud

M-Bus Gateway – Figure 1

Technical data

Feature	Value
Product certification	CE
Mains voltage	100-240 VAC 50/60 Hz
Temperature range	-25°C to +55°C
Rel. humidity	Annual average 75%, non-condensing short-term 95%, non-condensing
Interfaces	WLAN, M-BUS
Communication	WLAN IEEE 802.11 b/g/n (2.4 GHz)
WLAN security standard	WEP, WPA-PSK/WPA2-PSK
Number of M-BUS slaves	50 unit loads (With repeater up to 100) Up to 25 without self-powering
M-BUS baud rate	300, 2400, 9600 (automatic search and detection)
Galvanic isolation	Yes
Data storage	6'000 readings
Firmware update	Possible online
EMC immunity	EN 61000-6-2 (industrial environment)
EMC emission	EN 61000-6-3 (residential environment)
Degree of protection housing/terminals, use	IP20 / IP51 (installed in control cabinet), indoor
Mounting	DIN rail
Dimensions	2 modules, L:90mm W:36mm H:65.7mm
Server location	Switzerland
Protection class	II
Data volume	≤ 1KB per device per reading
Last modified	25.09.2023