METRUM ComMi Manuale utente

1-0002-1117

2019

ComMi

Energy Management and Control Unit

Installation Manual

ComMi

Summary

1Safety Precautions..................................................................................................4

2Notes .........................................................................................................................5

3Introduction .............................................................................................................6

3.1 Content ............................................................................................................6

3.2 Tools..................................................................................................................6

4Overview...................................................................................................................7

4.1 Main Components ........................................................................................7

5Installation................................................................................................................8

5.1 Dimensions......................................................................................................8

5.2 DIN Rail ............................................................................................................9

5.3 Communication ........................................................................................... 10

RS-485..................................................................................................................... 10

Ethernet ...................................................................................................................11

5.4 Power Supply................................................................................................ 12

5.5 Turning the device on................................................................................ 13

5.6 RESET Button Functions............................................................................. 14

5.7 LED Indicators............................................................................................... 15

Installation Manual

1Safety Precautions

Atention!

⚫ Only qualified personnel should install this equipment. The installation must only

be performed after the complete reading of this document by the person in charge;

⚫ Be aware of the safety regulations established by the installation site;

⚫ Before performing visual inspection, testing or maintenance on this equipment,

make sure that it is de-energized;

⚫ Use personal protective equipment (PPE) appropriate to the practice to be

performed;

⚫ Unplug all devices that will be connected to ComMi before making connections;

⚫ Proper operation of this equipment depends on proper handling, installation

and operation. Ignoring fundamental installation requirements can lead to damage

to electrical equipment or any other device.

ComMi

2Notes

A Metrum Equipamentos de Medição & Testes Limitada, as manufacturer of this

equipment, reserves the right to make any changes in this installation manual

without previous notice;;

The images contained in this installation manual are merely illustrative and of no

more than instructional value.

Installation Manual

3Introduction

ComMi is a Energy Management and Control Unit. This data concentrator has as its

primary feature the integration of information from energy meters and protocols.

The equipment receives records the data of the energy vectors and displays them in

an embedded interface with access via browser. With integration capacity of up to

32 meters this unit is ideal for energy billing metering systems.

3.1 Content

1. ComMi;

2. Power Supply Connector;

3. RS-485 Connector;

4. Extraction tool.

3.2 Tools

1. Screwdriver;

2. Clamp.

Figure 1 –Tools

ComMi

4Overview

4.1 Main Components

Figure 2 –Perspective View

1. RS-485 Input.

2. 10/100BASE-TX (802.3u) Input.

3. 24VCC Power Supply.

4. Indicator LED’s.

5. RESET Button.

6. QR Code.

Installation Manual

5Installation

5.1 Dimensions

Figure 3 –Dimensions

ComMi

5.2 DIN Rail

Figure 4 –DIN Rail

1. DIN Rail.

Installation Manual

5.3 Communication

RS-485

Figure 5 –RS-485

Table 1 - RS-485

Connector Type

header

Wire

shielded twisted pair (28AWG to 16AWG)

Maximum Length

1.200 meters

Maximum devices connected

1. Unleash approximately 6mm of wire;

2. According to the need of the user, make the connection of the wires in the

connector, screwing them to it;

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