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Accessories

This segment is made up of accessories, for example antennas, enclosures and M-Bus accessories, which are used to adapt or enhance our products.

CMeX40 - M-Bus I/O Module

CMeX40 is an I/O module that reads an input signal and controls an output signal and can thereby be used as a remote relay. It is equipped with an IR interface which enables it to communicate with products from Elvacos CMe/CMeX Series without using any cables.

Mechanics

Casing material:
Polyamide
Protection class:
IP20
Dimensions (w x h x d):
35 x 90 x 65 mm (2 DIN modules)
Mounting:
Mounted on DIN rail (DIN 50022) 35 mm
Weight:
80 g

Electrical connections

Supply voltage:
Screw terminal. Cable 0-2.5 mm², 0.5 Nm tightening torque
M-Bus slave port:
Pin terminal solid wire 0.6-0.8 Ø mm

Electrical characteristics

Nominal voltage:
24-48 VDC
Installation category:
CAT 2
Output relay current (max):
8 A
Output relay voltage (max):
240 VAC
Input resistance (max):
1 kΩ
Minimum time for input pulse detection:
20 ms

Environmental specifications

Operating temperature:
-30 °C to +55 °C
Operating humidity:
5 % to 90 %, non-condensing
Operating altitude:
0-2000 m
Pollution degree:
Degree 2
Usage environment:
Indoors
Storage temperature:
-40 °C to +85 °C

Temperature sensor, margin of error

Humidity sensor, margin of error

User interface

Green LED:
Power
Red LED:
Error

M-Bus

Interfaces:
IR, M-Bus slave
M-Bus standard:
EN 13757

Wireless M-Bus

Integrated M-Bus Master

Wireless M-Bus Receiver

M-Bus slave interface

M-Bus baud rate, slave port:
300 and 2400 bit/s
Nominal voltage, slave port:
21-42 VDC

General

Data storage (examples)

Mobile Network

Fixed Network (Ethernet)

Integration

Approvals

EMC:
EN 61000-6-2, EN 61000-6-3

Connections and Interfaces

Transmissions

For downloads, please visit our support site at: https://support.elvaco.com

Our website has gathered all resources you need to update, tune and troubleshoot your installations, such as:

  • Latest software versions
  • FAQs
  • Guides
  • In-depth technical information
  • Support forum

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