Modbus questions & answers - Control Systems Application and Knowledge Store

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Modbus RS485 to Phoenix Contact Ethernet Converter to CI867 comms issue

Commented 1 day ago by Ben Merryman Rank: 662

800xA > Connectivities > 3rd party connectivity > _Other, 800xA > AC 800M > CI86x modules > CI867 (Modbus TCP), DCS in general > Communication > Modbus > Modbus TCP, 800xA > AC 800M > Hardware, firmware > ModuleBus, 800xA > System > System version > 800xA 6.0.1

1

answer

0

votes

63

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ABB Videographic Recorder Not working with Modbus TCP/IP

Commented 2 months ago by jorge.garcia Rank: 4703

DCS in general > Communication > Modbus > Modbus TCP

2

answers

1

votes

78

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ci867 Ethernet card with ethernet to rs 485 converter

Answered 2 months ago by hpg Rank: 97

DCS in general > Communication > Modbus > Modbus TCP, 800xA > AC 800M > CI86x modules > CI867 (Modbus TCP)

2

answers

1

votes

16

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Transfer some reading via FI820F Card

Answered 3 months ago by Reda Rank: 162

Freelance, DCS in general > Communication > Modbus

3

answers

4

votes

111

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OPC communication or MODBUS

Commented 2 months ago by Rob Lyon Rank: 2

800xA > _Other, DCS in general > Communication > OPC, DCS in general > Communication > Modbus, Safety Systems > _Other

1

answer

0

votes

49

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Configure AC450 as a modbus slave with CI532

Answered 3 months ago by WvanWees AKS expert

Rank: 7

DCS in general > Communication > Modbus > Modbus RTU

1

answer

2

votes

45

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Modbus addressing between AC500 and non ABB HMI

Commented 3 months ago by nitin1107 Rank: 180

PLC Automation, DCS in general > Communication > Modbus

2

answers

2

votes

73

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Modbus TCP to OPC

Commented 3 months ago by Tomas Rank: 505

DCS in general > Communication > OPC > OPC server, DCS in general > Communication > Modbus > Modbus TCP

1

answer

1

votes

122

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How to read 64bit data from modbus reciving 2 registers with dint ?

Commented 4 months ago by kamil.herman Rank: 34

800xA > AC 800M > _Other, DCS in general > Communication > Modbus

3

answers

0

votes

70

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read separate registers in modbus

Commented 4 months ago by Tomas Rank: 505

DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Communication > Modbus

1

answer

0

votes

123

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Modbus TCP Connection Down -7001

Answered 5 months ago by Kornelo Rank: 473

DCS in general > Communication > Modbus > Modbus TCP, 800xA > AC 800M > CI86x modules > CI867 (Modbus TCP)

1

answer

0

votes

38

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Need configuration settings for Modbus in S+ Operations 2.0.4

Answered 5 months ago by frqahmed Rank: 525

DCS in general > Communication > Modbus > Modbus TCP, Symphony Plus

3

answers

0

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45

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I need read 3 value from each slave from existing protocol

Answered 5 months ago by inammel Rank: 65

PLC Automation, DCS in general > Communication > Modbus, DCS in general > Communication > Modbus

2

answers

1

votes

139

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Modbus

Commented 6 months ago by arunvt1992 Rank: 661

PLC Automation, DCS in general > Communication > Modbus

1

answer

0

votes

73

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How to set up CI867 to third part device?

Answered 6 months ago by kstoilov AKS expert

Rank: 5

DCS in general > Communication > Modbus > Modbus TCP, 800xA > AC 800M > CI86x modules > CI867 (Modbus TCP)

0

answers

0

votes

42

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Socket programming(tcp/ip) in automation builder 2.0 ,ac-500,PM583

Asked 6 months ago by nynarkumar Rank: 886

PLC Automation > AC500 > Applications > High Availability, DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

votes

29

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Modbus communication between PLC and PIC32MX problem

Answered 7 months ago by Titus AKS expert

Rank: 6

PLC Automation > _Other, DCS in general > Communication > Modbus

1

answer

0

votes

26

views

Modbus issues after upgrade of Freelance (v8.1 -> 2016)

Answered 5 months ago by DanoGeorge Rank: 2879

Freelance, DCS in general > Communication > Modbus

5

answers

0

votes

188

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Problem about Modbus communication between AC800M PM856 COM3 and RS485 2 WIRE

Answered 7 months ago by Kevin.zhu Rank: 2497

800xA > AC 800M > Processor modules > PM85x, DCS in general > Communication > Modbus > Modbus RTU

3

answers

0

votes

114

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AC500 MODBUS on PM564 com2

Answered 9 months ago by rahilmohammed Rank: 58

PLC Automation > AC500, DCS in general > Communication > Modbus > Modbus RTU

1

answer

0

votes

64

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AC500 Modbus Master Receiver to variable %MW0.X

Answered 9 months ago by kstoilov AKS expert

Rank: 5

PLC Automation > AC500 > _Other, DCS in general > Communication > Modbus

1

answer

2

votes

157

views

ETH_MOD_MAST Limitations.

Answered 9 months ago by ak Rank: 218

PLC Automation > AC500 > _Other, DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

votes

42

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Ref542plus => Modbus board

Answered 9 months ago by ATP AKS expert

Rank: 25

Distribution Automation > Feeder protection & control > REF 54x series, DCS in general > Communication > Modbus > Modbus RTU

0

answers

0

votes

23

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Modbus Registers in RVG200

Asked 10 months ago by algarellano Rank: 2385

DCS in general > Communication > Modbus > Modbus RTU

0

answers

0

votes

23

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Connecting aztec600(profibus slave) to gateway(profibus-modbus) to rvg200(modbus master)

Commented 9 months ago by Emil Lopez Rank: 1958

DCS in general > Communication > Modbus > Modbus RTU

2

answers

4

votes

726

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Termination resistor for modbus rtu

Commented 10 months ago by arunvt1992 Rank: 661

DCS in general > Communication > Modbus > Modbus RTU

1

answer

0

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52

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REF542 ModbuS and AC800M

Commented 10 months ago by MAHBOUB-MANAF Rank: 1432

DCS in general > Communication > Modbus > Modbus TCP, Power Automation > Protection & control IEDs > _Other

3

answers

3

votes

113

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reading a 32bit value from a modbus slave device using com_mod_mast

Commented 10 months ago by ak Rank: 218

DCS in general > Communication > Modbus > Modbus RTU

1

answer

1

votes

73

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AC500 MODBUS RTU ERROR 3003

Commented 10 months ago by arunvt1992 Rank: 661

DCS in general > Communication > Modbus > Modbus RTU, PLC Automation > AC500 > CI modules > CI521, CI522 (Modbus TCP)

3

answers

0

votes

522

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AC500 Modbus RTU Slave, adresses for input/output

Commented 10 months ago by kstoilov AKS expert

Rank: 5

PLC Automation > AC500 > _Other, DCS in general > Communication > Modbus

1

answer

1

votes

61

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i want to communicate acs 880 using modbus rtu and ac800 m

Commented 11 months ago by VIPINGOYAL610 Rank: 280

Drives > AC drives > _Other, DCS in general > Communication > Modbus

1

answer

0

votes

194

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Modbus TCP Communication between Freelance 2013 AC700F and SM500F

Commented 11 months ago by Achim Briss Rank: 2603

DCS in general > Communication > Modbus > Modbus TCP, Freelance > Controllers > AC 700F

1

answer

0

votes

358

views

Communicate PM573-ETH PLC with PSTX Softstarter over Modbus RS485

Commented 11 months ago by kstoilov AKS expert

Rank: 5

PLC Automation > AC500 > Processor modules > PM571, PM572, PM573, DCS in general > Communication > Modbus > Modbus RTU, DCS in general > Software > Configuration

3

answers

0

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103

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How many slave devices can be used in one CI853

Answered 11 months ago by AftabMemon Rank: 31

DCS in general > Communication > Modbus > Modbus RTU, 800xA > AC 800M > CI85x modules > CI853 (serial)

2

answers

3

votes

164

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AC500-eco Modbus RTU With Automation Builder basic License

Commented 11 months ago by AbdelrazzaqHiasat Rank: 261

PLC Automation > AC500-eCo, DCS in general > Communication > Modbus

2

answers

2

votes

93

views

How many MFM meter can be connected to CI853

Answered 12 months ago by Vinoth Sankar Rank: 115

800xA > AC 800M > CI85x modules > CI853 (serial), DCS in general > Communication > Modbus > Modbus RTU

2

answers

0

votes

63

views

Connect Modbus TCP to ABB Recorder SM1000

Answered 1 year ago by Titus AKS expert

Rank: 6

DCS in general > Communication > Modbus > Modbus TCP

2

answers

2

votes

36

views

Freelance Ac900F export problem

Answered 1 year ago by Dieter Henkel AKS expert

Rank: 12

Freelance, Freelance > Controllers > AC 900F, DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

votes

38

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Debugging CMS-600 Modbus communication

Answered 1 year ago by miikka.raninen Rank: 3218

DCS in general > Communication > Modbus > Modbus RTU

2

answers

0

votes

167

views

AC800M Controller as Modbus Slave

Commented 1 year ago by rajeesh.mariyodan Rank: 284

800xA > AC 800M > Processor modules > PM861, PM864, PM866, 800xA > Connectivities > 3rd party connectivity > _Other, DCS in general > Communication > Modbus

1

answer

0

votes

93

views

ABB Modbus time-out

Answered 1 year ago by Flavio Mussolin AKS expert

Rank: 4

Drives > AC drives > ACS550 series, DCS in general > Communication > Modbus > Modbus RTU

0

answers

0

votes

60

views

How did you solve the issue of communication meter connected via Modbus RTU/TCP gateway with PLC Connect?

Asked 1 year ago by rrk Rank: 328

800xA > Connectivities > 3rd party connectivity > PLC Connect, DCS in general > Communication > Modbus > Modbus RTU

0

answers

0

votes

129

views

What command to access CI532V09 for editing?

Asked 1 year ago by primapj.ep Rank: 3735

800xA, Legacy DCS > Advant Master > Fieldbus, DCS in general > Communication > Modbus

1

answer

0

votes

33

views

Freelance 900F Modbus Communication

Answered 1 year ago by Deepak.S Rank: 29

Freelance > Controllers > AC 900F, DCS in general > Communication > Modbus

1

answer

1

votes

33

views

Freelance 900F Modbus Communication

Answered 1 year ago by Bernd@GESAT Rank: 98

Freelance, Freelance > Controllers > AC 900F, DCS in general > Communication > Modbus

0

answers

0

votes

108

views

converting IEEE-754 64-bit to integer

Asked 1 year ago by SSK_01 Rank: 476

800xA, DCS in general > Communication > Modbus

2

answers

0

votes

154

views

Modbus TCP error code -7006 between CI867 and Unitrol AVR

Asked 1 year ago by mkingemann Rank: 453

DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Communication > Modbus, 800xA > AC 800M > CI86x modules > CI867 (Modbus TCP), 800xA

0

answers

0

votes

148

views

Modbus/TCP CI867 Communication error

Asked 1 year ago by FredrikJ Rank: 560

DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Networking > Gateway, 800xA > AC 800M > CI86x modules > CI867 (Modbus TCP), 800xA > AC 800M > Hardware, firmware > Upgrade, downgrade, 800xA > System > System version > 800xA 6.0.3, 800xA

1

answer

0

votes

165

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PLC, HMI and modbus TCPIP communication

Asked 1 year ago by pramodmaske Rank: 2023

DCS in general > Communication > Modbus > Modbus TCP, 800xA > Operations > _Other, PLC Automation > AC500 > CI modules > CI521, CI522 (Modbus TCP), PLC Automation > AC500, PLC Automation > Supervisory software

3

answers

1

votes

77

views

What protocoI does Freelance/DIGIVIS use to communicate with AC800F?

Asked 1 year ago by Qaiser Rank: 914

DCS in general > Communication > Modbus, DCS in general > Communication > OPC > OPC server, 800xA > Connectivities > AC 800M Connect > AC 800M OPC Server

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