CIRCUTOR CMBUS User Manual

Protocol transducer

CMBUS-8 CMBUS-24

INSTRUCTION MANUAL

(M98252701-03-14A)

CMBUS

Instruction Manual

CMBUS

SAFETY PRECAUTIONS

Follow the warnings described in this manual with the symbols shown below.

DANGER

Warns of a risk, which could result in personal injury or material damage.

ATTENTION

Indicates that special attention should be paid to a speci c point.

If you must handle the unit for its installation, start-up or maintenance, the following should be taken into consideration:

Incorrect handling or installation of the unit may result in injury to personnel as well as damage to the unit. In particular, handling with voltages applied may result in electric shock, which may cause death or serious injury to personnel. Defective installation or maintenance may also lead to the risk of  re. Read the manual carefully prior to connecting the unit. Follow all installation and maintenance instructions throughout the unit’s working life. Pay special attention to the installation standards of the National Electrical Code.

Refer to the instruction manual before using the unit

In this manual, if the instructions marked with this symbol are not respected or carried out correctly, it can result in injury or damage to the unit and /or installations.

CIRCUTOR, SA reserves the right to modify features or the product manual without prior noti cation.

DISCLAIMER

CIRCUTOR, SA reserves the right to make modi cations to the device or the unit speci ca-

tions set out in this instruction manual without prior notice.

CIRCUTOR, SA on its web site, supplies its customers with the latest versions of the device speci cations and the most updated manuals.

www.circutor.com

Instruction Manual

CMBUS

SAFETY PRECAUTIONS ��3 DISCLAIMER ��3 CONTENTS �� 4 REVISION LOG ��5 1�- VERIFICATION UPON RECEPTION �� 6 2�- PRODUCT DESCRIPTION �� 6 3�- UNIT INSTALLATION �� 7

3�1�- PRELIMINARY RECOMMENDATIONS ��7 3�2�- INSTALLATION ��7 3�3�- UNIT TERMINALS �� 9

3�4�- CONNECTION DIAGRAM �� 10 4�- START-UP �� 11 5�- OPERATION ��12

5�1�- LED INDICATORS �� 12

5�2�- PROGRAMMING �� 12

5�2�1� INSTALLATION OF THE CMBUS SOFTWARE �� 12

5�2�2�- ADDING M-BUS UNITS FROM THE DATABASE �� 15

5�2�3� ADDING M-BUS UNITS THROUGH AUTO-DETECTION��16

5�2�4� CMBUS START-UP ��18 6�- TECHNICAL FEATURES ��20 7�- MAINTENANCE AND TECHNICAL SERVICE ��22 8�- WARRANTY ��22 9�- CE CERTIFICATE �� 23

Instruction Manual

CMBUS

REVISION LOG

Table 1: Revision log�

Date Revision Description

09/14 M98252701-03-14A Initial Version

Note: The images of the units are for illustrative purposes only and may differ from the original unit.

Instruction Manual

1�- VERIFICATION UPON RECEPTION

Check the following points when you receive the unit:

a) The unit meets the specications described in your order. b) The unit has not suffered any damage during transport. c) Perform an external visual inspection of the unit prior to switching it on. d) Check that it has been delivered with the following:

- An installation guide.

If any problem is noticed upon reception, immediately contact the transport company and/or CIRCUTOR's after-sales service.

2�- PRODUCT DESCRIPTION

CMBUS

CMBUS protocol transducers enable devices with RS-485 Modbus Master communications to communicate with different M-BUS slave units.

There are two unit models:

 The CMBUS-8 model can communicate with 8 slave units (100 parameters).  The CMBUS-24 model can communicate with 24 slave units (500 parameters).

Terminals

MiniDips

LEDs

Terminals

Figure 1: Description of the CMBUS

The unit features:

 4 MiniDips for conguration,  3 LEDs that indicate the converter status and the M-BUS and Modbus trafc,  An RS-232 connection for the initial conguration of the unit.

M-BUS slave units are integrated into the transducer using programming software.

Instruction Manual

CMBUS

3�- UNIT INSTALLATION

3.1.- PRELIMINARY RECOMMENDATIONS

In order to use the unit safely, it is critical that individuals who handle it follow the safety measures set out in the standards of the country where it is being used, use the personal protective equipment necessary, and pay attention to the various warnings indicated in this instruction manual.

The CMBUS unit must be installed by authorised and qualied staff.

The power supply plug must be disconnected and measuring systems switched off before handling, altering the connections or replacing the unit. It is dangerous to handle the unit while it is powered.

Also, it is critical to keep the cables in perfect condition to avoid accidents, personal injury and damage to installations.

The manufacturer of the unit is not responsible for any damages resulting from failure by the user or installer to heed the warnings and/or recommendations set out in this manual, nor for damages resulting from the use of products or accessories that did not come with the unit or that were made by other manufacturers.

Disconnect the unit from the power supply (unit and measuring system power supply) before maintaining, repairing or handling the unit's connections. Please contact the after-sales service if you suspect that there is an operational fault in the unit.

3.2.- INSTALLATION

Do not use the unit until it is fully installed.

The unit is installed on a 35 mm DIN rail (EN 50022).

To install the unit on a DIN rail (Figure 2) :

1�- Hook the rear clip of the unit to the top of the DIN rail. 2�- Pull the clip downwards. 3�- Push the unit into place on the DIN rail and release the clip.

Instruction Manual

Figure 2: Installing the CMBUS on a DIN rail

To uninstall from the DIN rail (Figure 3):

1�- Pull the clip downwards. 2�- Pull the unit to release the bottom edge of the DIN rail. 3�- Pull the unit up to release the upper clip from the DIN rail.

CMBUS

Figure 3: Uninstalling the CMBUS from a DIN rail

Instruction Manual

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