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Wiring

You can wire the system in two ways.

One line with an end terminal in the first unit and in gateway:

D

1

+

D

1

+

D

1

-

D

1

-

G

N

D

G

N

D

D

1

+

D

1

-

G

N

D

D

0

+

D

0

+

D

0

-

D

0

-

G

N

D

G

N

D

D

0

+

D

0

-

G

N

D

Data+

Data-

Internet

LL N

N PE

P

E

L N PE

2*Modbus

PE + 

skærm

L N

DC + (1)

DC – (3)

CN7

Data1+ (A1)

Data2+ (A2)

GND

12Vdc+

Data1- (/B1)

Data2- (/B2)

5

6

1

2

3

4

5

6

1

2

3

4

5

6

1

2

3

4

Anlæg 2

Styring

Data+

Data-

CN7

Data1+ (A1)

Data2+ (A2)

GND

12Vdc+

Data1- (/B1)

Data2- (/B2)

5

6

1

2

3

4

5

6

1

2

3

4

5

6

1

2

3

4

Anlæg 1

Styring

Data+

Data-

PWR

D+ (2)

D- (1)

GND (5)

GATEWAY

PSU 12V

Skærm

120 Ohm

terminering

120 Ohm

terminering

230VAC

Two lines with end terminal in the two outer units and not in gateway:

D

1

+

D

1

+

D

1

-

D

1

-

G

N

D

G

N

D

D

1

+

D

1

-

G

N

D

D

0

+

D

0

+

D

0

-

D

0

-

G

N

D

G

N

D

D

0

+

D

0

-

G

N

D

Data+

Data-

Internet

LL N

N PE

P

E

L N PE

2*Modbus

PE + 

skærm

L N

DC + (1)

DC – (3)

CN7

Data1+ (A1)

Data2+ (A2)

GND

12Vdc+

Data1- (/B1)

Data2- (/B2)

5

6

1

2

3

4

5

6

1

2

3

4

5

6

1

2

3

4

Anlæg 2

Styring

Data+

Data-

CN7

Data1+ (A1)

Data2+ (A2)

GND

12Vdc+

Data1- (/B1)

Data2- (/B2)

5

6

1

2

3

4

5

6

1

2

3

4

5

6

1

2

3

4

Anlæg 1

Styring

Data+

Data-

PWR

D+ (2)

D- (1)

GND (5)

GATEWAY

PSU 12V

Skærm

120 Ohm

terminering

230VAC

CN7

Data1+ (A1)

Data2+ (A2)

GND

12Vdc+

Data1- (/B1)

Data2- (/B2)

5

6

1

2

3

4

5

6

1

2

3

4

5

6

1

2

3

4

Anlæg 2

Styring

Data+

Data-

CN7

Data1+ (A1)

Data2+ (A2)

GND

12Vdc+

Data1- (/B1)

Data2- (/B2)

5

6

1

2

3

4

5

6

1

2

3

4

5

6

1

2

3

4

Anlæg 1

Styring

Data+

Data-

Skærm

120 Ohm

terminering

Nilan MultiLink (English)

 BY NILAN

9

Summary of Contents for MULTILINK

Page 1: ...INSTALLATION INSTRUCTIONS NILAN MULTILINK BY NILAN Nilan MultiLink English Version 1 10 29 08 2019...

Page 2: ...ecification 7 Example Gateway and two ventilation units 8 Example Gateway and two ventilation units in separate buildings 8 Wiring 9 Installation Setup 10 Setting of Modbus addresses 10 Gateway inform...

Page 3: ...ructions The following symbols are used to direct the attention of the user to different levels of warnings ATTENTION Important information CAUTION Warning General warning Definitions HW Hardware elec...

Page 4: ...lan MultiLink please contact Lodam support www lodam com Phone 45 73 42 37 37 ATTENTION Please note that there is a charge for support unless a fault or an error has been made by Bitzer It is therefor...

Page 5: ...mponents that may be included in the MultiLink system Gateway basic kit consisting of 1 Gateway 1 Power supply 1 Installation plug For mounting on DIN rail in electrical switchboard cabinet and for co...

Page 6: ...stalled in the mounting box connection via SIM card Insulated repeater To be used if the units do not have the same ground potential For mounting on DIN rail in electrical switchboard cabinet Insulate...

Page 7: ...use a star connection or similar cabling There can be up to 10 ventilation units per gateway Bitzer has junction boxes so conductors and wires can be connected correctly The cable from the junction bo...

Page 8: ...gateway Example Gateway and two ventilation units in separate buildings The example below shows an installation with two units in separate buildings It shows the gateway installed in a mounting box D...

Page 9: ...end terminal in the two outer units and not in gateway D 1 D 1 D 1 D 1 G N D G N D D 1 D 1 G N D D 0 D 0 D 0 D 0 G N D G N D D 0 D 0 G N D Data Data Internet L L N N P E P E L N P E 2 Modbus PE sk rm...

Page 10: ...dbus PE sk rm L N DC 1 DC 3 PWR D 2 D 1 GND 5 GATEWAY PSU 12V Anl g 1 Modbus adresse 41 Anl g 2 Modbus adresse 42 Anl g 3 Modbus adresse 43 Anl g 4 Modbus adresse 44 2 Terminering 120 Ohm D 1 D 1 G N...

Page 11: ...of the Nilan MultiLink system Example of information noted down Designation Gateway ID Nyvej 2 00 60 e0 6c 98 8f Designation Modbus address Ground floor to the left 41 Ground floor to the right 42 1st...

Page 12: ...e If you have ordered the gateway with a mounting box install the Modbus connection in DO for one line For two lines install the other line in DI and remove the end terminal D 1 D 1 D 1 D 1 G N D G N...

Page 13: ...f the attached aerial does not reach it is possible to connect an external aerial which will provide a better signal Connection to the unit For most products Modbus connections to Nilan s units take p...

Page 14: ...2 Unit 3 Unit 4 Unit 5 Unit 6 Unit 7 Unit 8 Unit 9 Unit 10 Designation Gateway ID MAC address Designation Modbus address Unit 1 Unit 2 Unit 3 Unit 4 Unit 5 Unit 6 Unit 7 Unit 8 Unit 9 Unit 10 Designa...

Page 15: ...tective earthing PE The voltage between Data Data and the reference PE is called the common mode voltage The common mode voltage the potential difference between ground points must not exceed 5Vrms AC...

Page 16: ...ey Tlf 353 0 87 9798361 maurice nilan ie www nilanireland ie Document no M20_MultiLink_GB Nilan A S disclaims all liability for potential errors and omissions in printed instructions or for loss or da...

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