Modbus questions & answers - Control Systems Application and Knowledge Store

1

answer

1

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1815

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I need to connect ref615 relay having modbus connectivity with modbus to tcp/ip converter.

Asked 4 years ago by saurishkr Rank: 89

DCS in general > Communication > Modbus, DCS in general > Control systems > Hardware, Distribution Automation > Feeder protection & control > REF6xx series

1

answer

3

votes

215

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Freelance Modbus RTU communication

Asked 4 years ago by jarrett Rank: 597

DCS in general > Communication > Modbus > Modbus RTU

2

answers

1

votes

648

views

AC500 eCO connectivity over GSM/GPRS

Asked 5 years ago by HamzahF Rank: 2843

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

2

answers

0

votes

799

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

Asked 5 years ago by MTHOBISI Rank: 1756

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

3

votes

570

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Modbus Address

Asked 5 years ago by saagar_khr Rank: 2407

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

1

answer

0

votes

126

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Communication between AC800M and BRCS for Pharmaceutical Industry

Asked 5 years ago by KevinPWarkentin Rank: 2084

DCS in general > Communication > MMS, DCS in general > Communication > Modbus > Modbus TCP, 800xA > AC 800M, Legacy DCS > Symphony Harmony INFI 90 > System

2

answers

4

votes

217

views

Modbus Communication in AC900F

Asked 5 years ago by Abid Rank: 314

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

1

answer

0

votes

298

views

m2m power meter interfaced with a ac500 plc

Asked 5 years ago by MTHOBISI Rank: 1756

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

2

answers

4

votes

316

views

ABB 800xA 5.1 not read 32 bit data length modbus data comes from ABB VFD ACS850

Asked 5 years ago by saagar_khr Rank: 2407

DCS in general > Communication > Modbus, 800xA > AC 800M, Drives > DC drives fieldbus adapter > Modbus/ Modbus Plus adapter, Drives

2

answers

2

votes

1267

views

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

Asked 5 years ago by SamAI Rank: 1343

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

2

answers

4

votes

1581

views

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

Asked 5 years ago by gurwinder Rank: 1222

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

1

answer

0

votes

248

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How to control CI522 via labview?

Asked 5 years ago by nir.z Rank: 7088

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

2

answers

1

votes

210

views

Modbus through Ac450 or Using OPC Server

Asked 5 years ago by mzsaABB Rank: 3008

DCS in general > Communication > Modbus, DCS in general > Communication > OPC, 800xA > Connectivities > 3rd party connectivity > _Other, 800xA, Legacy DCS > Advant Master > Controllers > Advant Controller 450

1

answer

0

votes

105

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Can you remember what changes you performed in the PLC Case with Modbus TCP? I saw your answer about it

Asked 5 years ago by mscarillo Rank: 258

DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Control systems > PLCs, 800xA > Connectivities > 3rd party connectivity > PLC Connect, PLC Automation > _Other

2

answers

1

votes

252

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modbus mbconnect block not valid showing status -4912 ,fail to create master objec

Asked 5 years ago by neodss Rank: 3211

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

1

answer

0

votes

169

views

PhMODBUS: UnpackTelegram: Exception response from slave!! See the Data in below line

Asked 5 years ago by quangbv.ctrl Rank: 1749

DCS in general > Communication > Modbus, DCS in general > Communication, 800xA > AC 800M > CI modules (other), 800xA > AC 800M

3

answers

0

votes

488

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Remote modbus TCP/IP module

Commented 2 years ago by umarv4241 Rank: 5708

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

5

answers

5

votes

907

views

800m modbus communication

Asked 5 years ago by susheelkrjain Rank: 717

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

1

answer

0

votes

509

views

AC800m Modbus TCP Help

Asked 5 years ago by rudrabasak Rank: 924

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

2

answers

4

votes

581

views

Freelance AC900F MODTCP_M Fatal error & Error code

Asked 5 years ago by Martinus Cinovasi Rank: 368

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

2

answers

1

votes

191

views

ModBus connection in AC800F

Asked 5 years ago by moji Rank: 150

DCS in general > Communication > Modbus, DCS in general > Software > Licensing, 800xA > System > Administration & configuration > Licensing, Freelance > Controllers > AC 800F, Freelance > System > Licensing

1

answer

2

votes

128

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baud rate of modbus in ac800f

Asked 5 years ago by anam Rank: 1082

DCS in general > Communication > Modbus > Modbus RTU, Freelance > Controllers > AC 800F

2

answers

0

votes

148

views

Ktstoilove, Pratik... went through your recommendation but still facing the same problem..

Asked 5 years ago by Sally Rank: 616

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

1

answer

1

votes

248

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modbus not working. it's giving erroneous value.

Asked 5 years ago by Sally Rank: 616

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

2

answers

1

votes

209

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Hi friends! Need some advice on AC500 Modbus communication..

Asked 5 years ago by Sally Rank: 616

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

1

answer

0

votes

2299

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modbus s7-1200 - to ACS580 inverter

Asked 5 years ago by Mnajgebaur Rank: 3114

DCS in general > Communication > Modbus > Modbus RTU, Drives > DC drives fieldbus adapter > MotiFlex > OPT-FB-003 - Modbus RTU, Drives

2

answers

0

votes

828

views

AC800M Modbus TCP Slave ID issue

Asked 5 years ago by SamAI Rank: 1343

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

1

answer

1

votes

1225

views

Regarding %MW address problem in AC500

Asked 5 years ago by rajshasthri Rank: 1213

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

2

answers

1

votes

204

views

1 AC500 as modbus master and 3 follower

Asked 5 years ago by Sally Rank: 616

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

1

answer

0

votes

189

views

Modbus Error 10035 and 10052

Asked 5 years ago by Snoddas16 Rank: 2175

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

1

answer

0

votes

339

views

Can we get a detailed description of how to configure the ACS800 as Modbus RTU slave in version 6.0 CCB?

Asked 5 years ago by Niklas Nordin Rank: 1746

DCS in general > Communication > Modbus, 800xA > AC 800M, Compact Product Suite > Engineering > Compact Control Builder, Drives > DC drives fieldbus adapter > Modbus/ Modbus Plus adapter, Drives

1

answer

1

votes

511

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CI853 MBRead and MBWrite Error code -5

Asked 5 years ago by buianhtuan Rank: 565

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

1

answer

0

votes

1405

views

How to Configure the PM573 PLC to Intouch SCADA Communication

Asked 5 years ago by Balamurugan Rank: 2246

DCS in general > Communication > Modbus, DCS in general > Communication > OPC, 800xA > Connectivities > 3rd party connectivity > _Other, PLC Automation > AC500, PLC Automation > Supervisory software > DigiVis 500

1

answer

1

votes

365

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Address to read Holding Registers

Commented 6 months ago by veerendrap Rank: 1476

DCS in general > Communication > Modbus, DCS in general > Communication, 800xA > AC 800M > CI modules (other)

1

answer

2

votes

236

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CI853 as slave in 800xA Version 6 (the text error so i attached file)

Asked 5 years ago by buianhtuan Rank: 565

DCS in general > Communication > Modbus, 800xA > AC 800M > CI modules (other), 800xA > AC 800M

1

answer

1

votes

381

views

CI867 connecting access variables to MBTCPWrite/Read blocks using real data

Asked 5 years ago by buller Rank: 1480

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

1

answer

1

votes

389

views

Modbus address detecting problem

Asked 5 years ago by rajshasthri Rank: 1213

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

0

answers

0

votes

99

views

Modbus communication not working after firmware downgrade

Asked 4 years ago by jiqbalsa Rank: 2405

DCS in general > Communication > Modbus, DCS in general > Communication, 800xA > AC 800M > CI modules (other), 800xA > AC 800M

4

answers

1

votes

709

views

Modbus TCP Cannot Read Coil

Asked 5 years ago by rjf Rank: 553

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

1

answer

0

votes

244

views

modbus connection of AC800M controller to AC110 and about 7s delay in receive and send signals

Asked 5 years ago by takabi Rank: 325

DCS in general > Communication > Modbus, DCS in general > Communication, 800xA > AC 800M, 800xA > Engineering, Legacy DCS > Advant Master > Controllers > Advant Controller 110

1

answer

0

votes

579

views

MB300 Communication between AC800M and AC410 with CI855

Asked 5 years ago by JeromeRiga Rank: 1701

DCS in general > Communication > Modbus, DCS in general > Communication, DCS in general > Software > Configuration, 800xA > AC 800M, 800xA > System > Administration & configuration > Configuration

2

answers

0

votes

465

views

How

Asked 5 years ago by aut0m8n Rank: 4496

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

1

answer

0

votes

401

views

ModBusSlave Library for the AC800M

Asked 5 years ago by fralgri Rank: 2918

DCS in general > Communication > Modbus, DCS in general > Communication, 800xA > AC 800M, Legacy DCS > Advant Master > Controllers > Advant Controller 70

1

answer

4

votes

957

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hi,I see error 12291 error when I configurate modbus rtu in AC500 with com_mod_mast how can I solve this problem?

Asked 5 years ago by beddem Rank: 7060

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

1

answer

0

votes

245

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Communication between CI853 to modbus simulator configuration

Asked 5 years ago by praburajk83 Rank: 3103

DCS in general > Communication > Modbus, DCS in general > Software > Configuration, 800xA > AC 800M > CI modules (other), 800xA > System > Administration & configuration > Configuration

2

answers

1

votes

369

views

CM577 Modbus Communication

Asked 5 years ago by johnsurin Rank: 2358

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

4

answers

0

votes

1033

views

AC500 Modbus TCP No of Socket

Asked 5 years ago by Vijayaram J Rank: 83

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

1

answer

2

votes

203

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Hi, I want to configure a modbus network in plc AC700. Is there a manual for that?

Asked 5 years ago by IngenieroOC Rank: 5495

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

1

answer

1

votes

391

views

MBconnect Function Block Communication Error: code -19

Asked 5 years ago by Jean Michel Rank: 192

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

5

answers

5

votes

1741

views

Modbus RTU over TCP

Asked 5 years ago by insen1 Rank: 981

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

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