Modbus TCP questions & answers - Control Systems Application and Knowledge Store

1

answer

0

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83

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MODBUS tcp/ip communication

Commented 1 month ago by Amal Rank: 518

PLC Automation > Engineering > Automation Builder, DCS in general > Communication > Modbus > Modbus TCP

1

answer

1

votes

82

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PLC Connect- Modbus/TCP - Coils Addressing Requirements

Commented 8 days ago by roger.a.nilsson Rank: 1828

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

4

answers

2

votes

2022

views

modbus tcp slave not responding?

Asked 3 years ago by Aoo Rank: 1807

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

5

answers

4

votes

3477

views

Modbus TCP/IP

Asked 5 years ago by Luka Rank: 484

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

4

answers

7

votes

55

views

Modbus TCP/IP communication between Symphony Plus SPC700 controller & Slave Modbus

Commented 23 days ago by pedro-luis.torres-chacon Rank: 1235

Symphony Plus > Controllers > SD series hardware, DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

votes

2322

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Connection REF615 and SCADA over MODBUS TCP/IP

Commented 10 months ago by heramirez Rank: 1610

DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Communication > Modbus, Distribution Automation > Feeder protection & control > REF6xx series

1

answer

1

votes

51

views

MODBUS TCP/IP COMMUNICATION

Commented 28 days ago by Titus AKS expert

Rank: 5

PLC Automation > Engineering > Automation Builder > CODESYS, DCS in general > Communication > Modbus > Modbus TCP

0

answers

0

votes

50

views

Modbus TCP Protocol

Asked 24 days ago by Amal Rank: 518

PLC Automation > AC500-eCo, PLC Automation > Engineering > Automation Builder > CODESYS, DCS in general > Communication > Modbus > Modbus TCP

3

answers

0

votes

279

views

read separate registers in modbus

Commented 1 year ago by Tomas Rank: 491

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

7

answers

1

votes

855

views

CI867 Hardware Configuration

Asked 2 years ago by ertug Rank: 660

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

2

answers

4

votes

1174

views

Is it possible to have multimaster configuration in Modbus TCP/IP

Asked 4 years ago by gurwinder Rank: 1119

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

4

answers

2

votes

1281

views

Read/Write discrete Input/output using modbus tcp

Asked 3 years ago by Dannyf Rank: 3308

DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Communication, 800xA > Engineering, PLC Automation > AC500 > CI modules > CI521, CI522 (Modbus TCP), PLC Automation > AC500

2

answers

3

votes

834

views

PLC Connect Controller Addressing for Communicating Modbus Registers

Asked 3 years ago by Makk_ice Rank: 519

DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Communication > OPC, 800xA > Connectivities > 3rd party connectivity > _Other, 800xA > Connectivities > 3rd party connectivity > PLC Connect, 800xA > System > System version > 800xA 5.1 FP4

2

answers

3

votes

834

views

Modbus TCP/IP or OPC connection

Asked 2 years ago by hrksa Rank: 141

1

answer

2

votes

1559

views

CI867 Modbus TCP Master Communication Error

Asked 2 years ago by Jagl77 Rank: 222

DCS in general > Communication > Modbus > Modbus TCP, 800xA > AC 800M > CI86x modules > CI867 (Modbus TCP), 800xA > System > System version > 800xA 6.0

2

answers

1

votes

1054

views

32 bits dint to two 16bits dint

Asked 3 years ago by aerodriguez2010 Rank: 479

DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Communication, 800xA > AC 800M, 800xA > Engineering > Control Builder M

2

answers

3

votes

1519

views

How do I in software configure AC500 as a Modbus TCP/IP slave

Asked 3 years ago by Aoo Rank: 1807

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

1

answer

1

votes

881

views

CI867 as Modbus TCP slave

Asked 4 years ago by pauly25 Rank: 870

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

1

answer

1

votes

1068

views

PLC reading from a holding register

Asked 3 years ago by Aoo Rank: 1807

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

2

answers

0

votes

634

views

Setting up ModBus TCP

Asked 2 years ago by bolman Rank: 5667

DCS in general > Communication > Modbus > Modbus TCP, 800xA

1

answer

4

votes

2261

views

PLC Connect Modbus TCP driver,

Asked 6 years ago by MCordero Rank: 148

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

2

answers

1

votes

1808

views

Modbus TCP/IP read 32 bit value

Asked 4 years ago by mshahabahmad Rank: 763

DCS in general > Communication > Modbus > Modbus TCP

5

answers

5

votes

1319

views

Modbus RTU over TCP

Asked 4 years ago by insen1 Rank: 907

DCS in general > Communication > Modbus > Modbus RTU, DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Communication > Modbus, 800xA > AC 800M

2

answers

0

votes

743

views

CI867, Modbus TCP

Asked 3 years ago by JJ Rank: 1363

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

1

answer

1

votes

1241

views

CI867 Modbus TCP/IP slave

Asked 4 years ago by pauly25 Rank: 870

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

2

answers

2

votes

1073

views

Is it possible to directly monitor a boolean bit within an integer?

Asked 4 years ago by SamAI Rank: 1223

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

1

answer

4

votes

2345

views

Modbus TCP/IP in Bailey Infi90

Asked 6 years ago by Alimard Rank: 845

DCS in general > Communication > Modbus > Modbus TCP, Legacy DCS > Symphony Harmony INFI 90 > System, Symphony Plus > Operations > Display Library > Harmony, Symphony Plus

10

answers

8

votes

2813

views

COMPACT HMI with Modbus TCP

Asked 7 years ago by csanchez411 AKS expert

Rank: 14

DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Software > Configuration, 800xA > System > Administration & configuration > Configuration, Compact Product Suite > Operations > Compact HMI

1

answer

1

votes

906

views

Regarding %MW address problem in AC500

Asked 4 years ago by rajshasthri Rank: 1111

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

2

answers

0

votes

418

views

Using PLC connect for modbus TCP/IP

Asked 3 years ago by mayank roy Rank: 1159

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

1

answer

1

votes

473

views

800xA communication with Modbus TCP/IP,

Asked 3 years ago by Makk_ice Rank: 519

DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Control systems > Connectivity, 800xA > Connectivities > 3rd party connectivity, 800xA > System > System version > 800xA 5.1 FP4

2

answers

1

votes

907

views

Modbus TCP slave (PLC) Is diconnecting due to watchdog timer?

Asked 3 years ago by Aoo Rank: 1807

DCS in general > Communication > Modbus > Modbus TCP

3

answers

12

votes

1339

views

AC500 ETH_MOD_MAST - how to close connection

Asked 4 years ago by adi2 Rank: 214

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

2

answers

5

votes

595

views

RTU540 Web HMI not opening

Commented 7 months ago by Yoginder.K.Singh Rank: 25

DCS in general > Communication > Modbus > Modbus TCP, Power Automation > Remote terminal units > RTU500 series > RTU560, RTU560E

1

answer

2

votes

321

views

ETH_MOD_MAST Limitations.

Answered 1 year ago by ak Rank: 193

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

4

answers

2

votes

698

views

CI867 - Modbus TCP error code -7006 (slave is a PC software)

Asked 2 years ago by quangbv.ctrl Rank: 1576

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

1

answer

1

votes

872

views

MODBUS communication Break

Asked 5 years ago by inripra Rank: 861

DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Communication, DCS in general > Software > Configuration, 800xA > System > Administration & configuration > Configuration, Freelance > System > Administration & configuration > Configuration

2

answers

0

votes

486

views

Freelance Modbus TCP watchdog

Asked 3 years ago by jarrett Rank: 553

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

4

answers

2

votes

963

views

AC500 PLC to PLC communication

Asked 3 years ago by asad1837 Rank: 549

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

1

answer

0

votes

20

views

Error when reading from RVG200 recorder via Modbus/TCP

Commented 4 months ago by mschori Rank: 5180

DCS in general > Communication > Modbus > Modbus TCP

3

answers

0

votes

511

views

PM564 ETH FOR MODBUS TO MODBUS TCP

Asked 2 years ago by saurishkr Rank: 88

DCS in general > Communication > Modbus > Modbus RTU, DCS in general > Communication > Modbus > Modbus TCP, PLC Automation > AC500-eCo, PLC Automation > Engineering > Automation Builder > CODESYS, PLC Automation > Engineering > Automation Builder

4

answers

0

votes

870

views

AC500 Modbus TCP No of Socket

Asked 4 years ago by Vijayaram J Rank: 77

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

2

answers

4

votes

2136

views

Does anyone have a working example of UDP Master, to Multiple Slave Data Exchange with AC500?

Asked 7 years ago by josh.donovan Rank: 131

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

2

answers

1

votes

1056

views

MODBUS TCP/IP error 12325

Asked 6 years ago by adi2 Rank: 214

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

1

answer

1

votes

2184

views

CI867 AC800M Modbus TCP/IP Configured as a Slave?

Asked 5 years ago by bozomanuk Rank: 2010

DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Software > Configuration, 800xA > AC 800M, 800xA > Engineering > Tools > Function Designer, 800xA > System > Administration & configuration > Configuration

1

answer

0

votes

390

views

Connect and configure MODBUS TCP/IP on Freelance 2013 + PM902F

Asked 2 years ago by daguilara9 Rank: 567

DCS in general > Communication > Modbus > Modbus TCP, Freelance > Controllers > AC 900F, Freelance > System > System version > Freelance 2013

3

answers

3

votes

135

views

modbus tcp

Answered 1 month ago by ParthibanT Rank: 110

800xA, DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

votes

581

views

MODBUS TCP/IP

Asked 3 years ago by asad1837 Rank: 549

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

2

answers

0

votes

634

views

I wish to know how to set up Ethernet modbus on the control builder and codesys software(ETH_MOD_MAST FB)

Asked 4 years ago by MTHOBISI Rank: 1582

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

5

answers

0

votes

743

views

CI867 with MOXA NPort for

Asked 3 years ago by aneelbaig Rank: 2871

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

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