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M-Bus Gateway TCP/IP

CMe3000

M Bus TCP IP MASTER C Me3000 E Pd40254 DEL 2023 01 12 1

Product categories

Water,
Heat / Cooling,
Electricity

M-Bus TCP/IP Master

Water

Drinking Water

Heat / Cooling

Electricity

Wired

M-Bus,

Ethernet

Instruments

Smart Building

Your benefits

  • Transparent mode of operation:
    Unchanged transfer of read-out data to the communication device
  • TCP/IP interface for communication with readout infrastructure:
    Ease of installation, especially when M-Bus measuring instruments are distributed over several floors or buildings
  • IR interface for modular extension:
    No need to replace the M-Bus TCP/IP Master when connecting additional measuring points, investment protection
  • 100-240 V AC mains power required:
    No extra power supply necessary
  • Operating status display via LED:
    Easy on-site analysis and troubleshooting

Applications

  • Remote supply and remote reading of M-Bus end devices over Ethernet
M Bus TCP IP MASTER C Me3000 E Pd40254 DEL 2023 01 12 1

Properties

  • Signal converter from M-Bus to TCP/IP
  • DIN mounted, modular and expandable - future proof solution
  • Several extension modules (additional M-Bus loads) which are mounted to the right (IR interface) of the module are available
  • Intelligent Watchdog functionality to enable stable operation during a long time
  • Supports static IP addressing as well as dynamic IP addressing (DHCP)
  • Internal HTTP web server for configuration with any web browser – no additional software required
  • Readout via virtual COM ports - existing PC software can be used
  • M-Bus protocol according to EN 13757-3
  • Transfer rates M-Bus: 300, 2400 Bit/s
  • M-Bus short-circuit protection
  • 100-240 V AC power supply
  • Operating indicator with LED

Product information

E Pe40255 01
Technical Data
M-Bus TCP/IP MASTER Extension modules for CMe3000
CMe3000 CMeX10 CMeX11 CMeX12S CMeX13S
Mechanics
Dimensions (HxWxD) 90x36x65mm (2 DIN-Modules) 90x36x65mm (2 DIN-Modules) 90x108x65mm (6 DIN-Modules)
Weight app. 100g app. 100g app. 220g
Installation Hat rail TS35 (EN 50022) /DIN mounted Hat rail TS35 (EN 50022) / DIN mounted Hat rail TS35 (EN 50022) / DIN mounted
Casing material Polyamid Polyamid Polyamid
Protection class IP20 IP20 IP20
Terminals
Power supply L, N Screw terminal cable 0,75 - 2,5 mm2 0,5 Nm tightening torque L, N Screw terminal cable 0,75 - 2,5 mm2 0,5 Nm tightening torque L, N, earth Screw terminal cable 0,75 - 2,5 mm2 0,5 Nm tightening torque
M-Bus Pin terminal solid wire Ø 0,6 - 0,8 mm Pin terminal solid wire Ø 0,6 - 0,8 mm Pin terminal solid wire Ø 0,6 - 0,8 mm and Screw terminal cable 0,25 - 2,5 mm2 0,5 Nm tightening torque
Ethernet RJ-45 Not available Not available
RS232 Not available Not available RJ-45
CMe3000 CMeX10 CMeX11 CMeX12S CMeX13S
Electrical
Nominal Voltage 100…240VAC / ± 10% / (50/60Hz 100…240VAC / ± 10% / (50/60Hz) 100…240VAC / ± 10% / (50/60Hz)
Power consumption (max.) 2,5 W 3 W 25 W
Power consumption (nom.) 1 W 1,5 mA x M-Bus-Loads + 1 W 1,5 mA x M-Bus-Loads + 1 W
Installation category CAT 3 CAT 3 CAT 3
Ethernet specifications
Speed Auto 10/100 MBit Not available Not available
Duplex Half/Full duplex
Configuration Via internal HTTP web server with any web browser
Readout Virtual COM port or IP address
M-Bus specifications
M-Bus standard EN 13757 EN 13757 EN 13757
M-Bus baud rate 300, 2400 Bit/s 300, 2400 Bit/s 300, 2400 Bit/s
Maximum connected M-BusLoads (each 1.5 mA) 8 32 64 128 256
Maximum cable length 1000 m1) 1000 m1) 1000 m1)
Maximum load capacitance 1.5 μF 1.5 μF 1.5 μF
Bus voltage (nom.) 28 V DC 28 V DC 42 V DC
IR Interface for extension modules Yes Yes Yes
Extension possibilities (Additional M-Bus Loads) Yes. Maximum of 4 CMe-modules side by side Yes Maximum of 4 CMe-modules side by side Yes Maximum of 4 CMe-modules side by side
Ambient conditions
Operating temperature range -20 to +55 °C -30 to +55 °C
Storage temperature range -40 to +85 °C -40 to +85 °C
Humidity 80% at temperatures up to 31 °C, decreasing linearly to 50% at 40 °C 80% at temperatures up to 31 °C, decreasing linearly to 50% at 40 °C
Pollution Degree 2 2
Approvals
EMC EN 61000-6-2, EN 61000-6-3 EN 61000-6-2, EN 61000-6-3
Safety EN 61010-1, CAT 3 EN 61010-1, CAT 3

1)The maximum possible network reach (entire cable length) as well as the distance to the M-Bus end devices depends greatly on the network topology, the number of connected devices, the cross-section of the used cables and the transfer rate.

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Last updated: 13.03.2025
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