background image

Wiring procedure for enclosure types A4–A5, B1–B4, and
C1–C4

1.

Push the cable through the cable glands.

2.

Mount the pre-configured cable wires with the
connectors on the fieldbus option. For cable
specifications, refer to 

chapter 3.7.1 Cabling

Requirements

.

3.

Fix the cable to the metal base plate using the
springs, see 

Illustration 3.11

.

4.

Tighten the cable glands securely.

130BD972.10

Illustration 3.11 Wiring for Enclosure Types A4–A5, B1–B4, and
C1–C4

Wiring procedure for enclosure types D, E, and F

1.

Mount the pre-configured cable wires with the
connectors on the fieldbus option. For cable
specifications, refer to 

chapter 3.7.1 Cabling

Requirements

.

2.

Fix the cable to the metal base plate using the
springs, see 

Illustration 3.12

.

3.

Tie down the cable and route it with other
control wires inside the unit, see 

Illustration 3.12

.

130BC527.10

Illustration 3.12 Wiring for Enclosure Types D, E, and F

NOTICE

Do not strip the Ethernet cable. Do not ground it via the
strain relief plate. Ground the shielded Ethernet cables
through the RJ45 connector on the BACnet/IP interface.

3.8  Reassembling the Cover

1.

Mount the new front cover and the LCP.

2.

Attach the sticker with the correct product name
to the front cover.

3.9  Applying Power

Follow the instructions in the frequency converter

Operating Instructions

 to commission the frequency

converter. The frequency converter automatically detects
the BACnet/IP interface. A new parameter group (Group
8-7) appears.

Installation

Installation Guide

MG92K102

Danfoss A/S © 05/2016 All rights reserved.

11

3

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Summary of Contents for VLT BACnet/IP MCA 125

Page 1: ...MAKING MODERN LIVING POSSIBLE Installation Guide VLT BACnet IP MCA 125 VLT HVAC Drive FC 102 vlt drives danfoss com...

Page 2: ......

Page 3: ...3 3 Grounding 6 3 4 Cable Routing 6 3 5 Topology 7 3 5 1 Topology Types 7 3 5 1 1 Star Topology 7 3 5 1 2 Line Topology 7 3 5 1 3 Ring Redundant Topology 8 3 5 1 4 Recommended Design Rules 8 3 6 Moun...

Page 4: ...configuring the system controlling the frequency converter parameter access programming troubleshooting and some typical application examples Supplementary publications and manuals are available from...

Page 5: ...er PLC Programmable logic controller TCP Transmission control protocol Table 1 1 Symbols and Abbreviations Conventions Numbered lists indicate procedures Bullet lists indicate other information and de...

Page 6: ...DC supply or load sharing the motor may start at any time Unintended start during programming service or repair work can result in death serious injury or property damage The motor can start with an...

Page 7: ...injury Ensure that only trained and qualified personnel perform installation start up and maintenance Ensure that electrical work conforms to national and local electrical codes Follow the procedures...

Page 8: ...ctrical contact between the cable screen and the frequency converter enclosure or ground is not allowed in Ethernet installations The RJ45 connector of the Ethernet interface provides an electrical pa...

Page 9: ...thernet switch When the update time is too short the delay can lead to a timeout in the BMS Set the update time as shown in Table 3 1 The numbers given are typical values and can vary from installatio...

Page 10: ...active network components when designing an Ethernet network For line topology a small delay is added with each additional switch in the line For more information see Table 3 1 Do not connect more th...

Page 11: ...t Facing Upward A1 A3 Enclosures 130BD925 10 Illustration 3 8 Option Mounted with the Ethernet Port Facing Downward A4 A5 B C D E F Enclosures 130BD910 10 2 4 3 M12 PIN RJ45 8 1 1 Signal M12 PIN RJ45...

Page 12: ...providing galvanic isolation 3 7 2 Wiring Procedures Wiring procedure for enclosure types A1 A3 1 Mount the pre configured cable wires with the connectors on the fieldbus option For A1 and A2 enclosur...

Page 13: ...the metal base plate using the springs see Illustration 3 12 3 Tie down the cable and route it with other control wires inside the unit see Illustration 3 12 130BC527 10 Illustration 3 12 Wiring for E...

Page 14: ...Control Timeout Time Parameter 8 70 BACnet Device Instance Parameter 12 71 BACnet Datalink If BACnet IP is used the following parameters must be set correctly Parameter 12 00 IP Address Assignment Par...

Page 15: ...MS Module status Reflects the activity on the BACnet IP stack NS1 Network status 1 Reflects the activity on Ethernet port 1 NS2 Network status 2 Reflects the activity on Ethernet port 2 Table 4 1 LED...

Page 16: ...Status to verify presence of the link Use parameter 12 11 Link Duration to verify that the link is steadily present The parameter shows the duration of the present link and is preset to 00 00 00 00 w...

Page 17: ...6 H High voltage 4 I Installation EMC compliant 6 Intended use 2 Items supplied 2 L Leakage current 5 LED 3 Line topology 7 Load sharing 4 M Motor wiring 6 Mounting 8 N Network cabling 12 Q Qualified...

Page 18: ...ucts already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed All trademarks in this material are property of the resp...

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