DLMS + Wireless M-Bus gateway can connect to 2 Types of protocol Meters (1 Electricity & 1 Water): 1. DLMS 2. M-Bus
IoT Gateway - DLMS +WMBus
ES3020 - DLMS+Wireless MBus (DLMS+ Wireless MBus 1:M)Key Features
- Auto LTE Cat M1/Cat NB2/EGPRS connections (No AT command required)
- DLMS + M-Bus Supported
- Transparent TCP and UDP protocol connections
- ModBus RTU to TCP
- Configuration and firmware upgrading via OTA
- Robust Design -10⁰C ~ 55⁰C extreme working environment temperature
- Management and maintenance via Client or Platform
- Plastic shell, IP67 protection, support horizontal desktop placement and wall-mounted installation
- Built-in battery backup
Cellular Interface
Number of antennas
1 x MAIN (Internal)
Connector
SMA, female
SIM slot
1 (1.8 V / 3.3 V)
Standards
LTE Cat M1/Cat NB/EGPRS
Physical Characteristics
Ingress Protection
IP67
Housing & Weight
Plastic, 450g
Dimensions
209 x 184 x 45 mm
Installations
Wall mounting, screw fastening
Power Supply and Consumption
Built-in Seperate Power Supply
AC/DC power supply unit
Input Voltage
85-305VAC
Standby Power Consumption
3.68W
Maximum output power
10W
Others
Support output short circuit, over current, over voltage protection Comply with IEC/EN61558 and IEC/EN60335 standards
Internet Communication
4.33W
Serial Interface
Number of ports
1 x M-Bus,1 x RS 485
RS-485
Baud rate
300 bps to 115200 bps, default 9600bps
Connector
Standard 3 pin
Signal
A (Data+), B (Data-),SGND
Load Number
5
M-Bus(Master Station)
Supported Modes
S,T,C
Operating Frequencies
868 MHz
Output Power
14 dBm
Receive Sensitivity
-108 dBm
Load Number
64
Built-in back up battery
Rated output
7.4V
Rated capacity
2200mAh
Others
LED indicators
1 x Power 1 x RS485 1 x WM-Bus 1 x Battery 1 x Modem 4 x RSSI
Built-in
RTC, Watchdog, Timer
Software Features
Network protocols
TCP, UDP, HTTP, HTTPs, DNS, NTP, MQTT, CoAP