Communication questions & answers - Control Systems Application and Knowledge Store

4

answers

3

votes

3405

views

checksum error, Modbus RTU

Asked 2 years ago by dannypat Rank: 1089

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

11

answers

1

votes

9517

views

Slave device not responding, modbus RTU

Asked 4 years ago by PM860 Rank: 939

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

2

answers

4

votes

1629

views

Termination resistor for modbus rtu

Commented 1 year ago by arunvt1992 Rank: 610

DCS in general > Communication > Modbus > Modbus RTU

4

answers

1

votes

4318

views

Communication error during login. logout!

Asked 2 years ago by Amir Rank: 2418

DCS in general > Communication, DCS in general > Software > _Other, PLC Automation > AC500-eCo, PLC Automation > Engineering > Automation Builder

2

answers

0

votes

1571

views

Wireless Communication Between PLC

Asked 2 years ago by Meer Arshad Ali Rank: 206

DCS in general > Communication > OPC > _Other, DCS in general > Networking > Wireless, PLC Automation > AC500

2

answers

0

votes

78

views

How to Unpack a 16 bit data

Commented 21 days ago by vinomano412 Rank: 1992

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

1

answer

0

votes

76

views

CI854 Healthy but Connection Down Alarms keep coming

Commented 22 days ago by b.schliessmann Rank: 204

DCS in general > Communication > PROFIBUS > PROFIBUS DP, 800xA > I/Os > S800 I/O

3

answers

4

votes

4259

views

How can i transfer REAL numbers for example the value "5.32" through Modbus RTU ?

Asked 4 years ago by kiriakos Rank: 1966

DCS in general > Communication > Modbus

7

answers

8

votes

4288

views

How to get data from OPC server?

Asked 7 years ago by jiading Rank: 2651

DCS in general > Communication > OPC > OPC server, 800xA > Connectivities > AC 800M Connect > AC 800M OPC Server, Freelance > Controllers > AC 800F

1

answer

0

votes

947

views

bad quality opc data (comm failure)

Asked 3 years ago by TYTAHXAMOH Rank: 220

DCS in general > Communication > OPC, 800xA > Connectivities > 3rd party connectivity > _Other, 800xA

1

answer

1

votes

738

views

PM564 COM1 Pin details for RS485 2 wire modbus connection

Asked 2 years ago by saurishkr Rank: 87

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

1

answer

1

votes

978

views

CI854 Profibus

Asked 1 year ago by rsub Rank: 214

DCS in general > Communication > PROFIBUS, 800xA > AC 800M > CI85x modules > CI854/A/B (PROFIBUS DP-V1), 800xA > Fieldbus > PROFIBUS, 800xA

4

answers

2

votes

1857

views

modbus tcp slave not responding?

Asked 3 years ago by Aoo Rank: 1766

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

2

answers

0

votes

53

views

Problem with vb macro code to generate tag values against time stamp at a fixed interval

Answered 13 days ago by Geof Ledin AKS expert

Rank: 37

800xA, DCS in general > Communication > OPC

2

answers

0

votes

52

views

Versamax Profibus IO with AC800M Controller

Answered 3 days ago by Kumar Rank: 738

800xA > Connectivities > 3rd party connectivity > _Other, DCS in general > Communication > PROFIBUS

1

answer

0

votes

876

views

CI801 1.5/1 GSD File

Asked 3 years ago by Ari2016 Rank: 4761

DCS in general > Communication > PROFIBUS, 800xA > AC 800M > CI modules (other), 800xA > Fieldbus > PROFIBUS > GSD file

1

answer

1

votes

940

views

DDCS

Asked 4 years ago by akbokade Rank: 753

DCS in general > Communication, Drives

3

answers

0

votes

777

views

AC500 Modbus RTU Slave, adresses for input/output

Commented 1 year ago by kstoilov AKS expert

Rank: 5

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

2

answers

0

votes

46

views

AC800M OPC server 5.1 Memory leak Windows 2008 Server R2 SP1

Answered 12 days ago by Ordoban Rank: 30

DCS in general > Communication > OPC > OPC AE/DA

1

answer

2

votes

3123

views

Hi, I want to communicate ACS550 with a pc using PC/Laptop

Asked 3 years ago by Abhishek Rank: 5450

DCS in general > Communication, Drives

1

answer

0

votes

2174

views

Connection REF615 and SCADA over MODBUS TCP/IP

Commented 8 months ago by heramirez Rank: 1571

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

3

answers

3

votes

2602

views

OPC Surrogate Process

Asked 5 years ago by kmk691 AKS expert

Rank: 17

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

1

answer

0

votes

45

views

How Many parameter can be read through Modbus serial moduleCI853 from a single slave and in Total

Commented 3 days ago by himanshu Rank: 278

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

3

answers

0

votes

167

views

read separate registers in modbus

Commented 9 months ago by Tomas Rank: 494

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

3

answers

0

votes

837

views

AC500 Modbus RTU

Asked 2 years ago by jarrett Rank: 542

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

1

answer

0

votes

612

views

Configure Modbus Slave address in Codesys

Asked 2 years ago by jarrett Rank: 542

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

2

answers

1

votes

40

views

Modbus TCP Connection REM615 - Up[date Rate of Current Signal, address, 40140, 40139, 40138

Commented 9 days ago by gregory.richards Rank: 4059

PLC Automation > Supervisory software, DCS in general > Communication > Modbus > Modbus TCP

5

answers

4

votes

3353

views

Modbus TCP/IP

Asked 5 years ago by Luka Rank: 489

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

2

answers

2

votes

1424

views

OPC UA Support

Asked 5 years ago by bohong Rank: 2856

DCS in general > Communication > OPC, 800xA > Connectivities > 3rd party connectivity > _Other, 800xA

1

answer

0

votes

38

views

Profibus to Single Mode converter baud rate issue. WesterMo ODW-700 series works currently on MM but not on SM

Answered 7 days ago by engasalhameed Rank: 2356

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

2

answers

0

votes

2993

views

0x80040154 – class not registered when tried to connect to 800xA OPC DA Surrogate from 3rd Party OPC Client

Asked 5 years ago by nandkishor Rank: 4615

DCS in general > Communication > OPC, 800xA > Connectivities > 3rd party connectivity > _Other, 800xA

3

answers

2

votes

4175

views

AC500 OPC server problem.

Asked 5 years ago by HGonzalez Rank: 113

DCS in general > Communication > OPC > OPC server, DCS in general > Communication > OPC > OPC tunnel, 800xA > Connectivities > AC 800M Connect > AC 800M OPC Server, PLC Automation > AC500, PLC Automation > Supervisory software > DigiVis 500

3

answers

6

votes

1603

views

OPC UA - 800xA

Asked 6 years ago by kmk691 AKS expert

Rank: 17

DCS in general > Communication > OPC, 800xA > Connectivities > 3rd party connectivity > _Other, 800xA

1

answer

0

votes

1768

views

modbus s7-1200 - to ACS580 inverter

Asked 4 years ago by Mnajgebaur Rank: 2717

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

7

answers

8

votes

4702

views

AC800M -> WinCC HMI

Asked 7 years ago by wbijlsma Rank: 3737

DCS in general > Communication > OPC, DCS in general > Communication, 800xA > AC 800M, 800xA > Connectivities > 3rd party connectivity > _Other, 800xA > Operations > _Other, PLC Automation > Supervisory software

9

answers

1

votes

2927

views

MODBUS. Master not able to read slave response.

Asked 4 years ago by PM860 Rank: 939

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

1

answer

2

votes

885

views

com mod mast

Asked 2 years ago by Aravind Rank: 5459

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

2

answers

5

votes

555

views

RTU540 Web HMI not opening

Commented 5 months ago by Yoginder.K.Singh Rank: 24

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

3

answers

0

votes

78

views

Modbus TCP slave address 0

Answered 1 month ago by ParthibanT Rank: 126

DCS in general > Communication > Modbus > Modbus TCP

2

answers

0

votes

32

views

Change H/W details in Conductor NT s/ware v6 & system reverts back to physical Ethernet Address for old Net card

Commented 1 month ago by andrew.woodhouse Rank: 3069

DCS in general > Communication

3

answers

2

votes

471

views

Modbus Communication with Schneider MFM

Answered 9 months ago by rajul1230 Rank: 617

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

1

answer

1

votes

1476

views

CI867 Modbus TCP Master Communication Error

Asked 2 years ago by Jagl77 Rank: 225

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

1

answer

4

votes

749

views

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

Asked 4 years ago by beddem Rank: 6010

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

2

answers

4

votes

1059

views

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

Asked 4 years ago by gurwinder Rank: 1095

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

6

answers

4

votes

3351

views

When do I need 800xA OPC Client Connection?

Asked 7 years ago by EK AKS expert

Rank: 23

DCS in general > Communication > OPC > OPC client, 800xA

1

answer

0

votes

1927

views

TIA portal global library blocks

Asked 3 years ago by AllanH Rank: 6138

DCS in general > Communication, 800xA > Fieldbus > PROFINET, 800xA > Solutions > Libraries, Drives > DC drives fieldbus adapter > MotiFlex > OPT-FB-006 - PROFINET IO, Drives

2

answers

1

votes

1724

views

Modbus TCP/IP read 32 bit value

Asked 4 years ago by mshahabahmad Rank: 749

DCS in general > Communication > Modbus > Modbus TCP

2

answers

1

votes

965

views

32 bits dint to two 16bits dint

Asked 3 years ago by aerodriguez2010 Rank: 480

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

3

answers

0

votes

580

views

Addressing in PM564 eth for reading Integer values

Asked 2 years ago by saurishkr Rank: 87

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

1

answer

1

votes

799

views

OPC Server 800xa Version 6.0.2

Asked 2 years ago by Gustavo Rank: 4340

DCS in general > Communication > OPC > OPC server, DCS in general > Communication > OPC, 800xA > Connectivities > 3rd party connectivity > _Other, 800xA > Connectivities > AC 800M Connect > AC 800M OPC Server, 800xA > System > System version > 800xA 6.0.2

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