Modbus questions & answers - Control Systems Application and Knowledge Store

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modbus tcp\ip addressing

Asked 1 day ago by Amal Rank: 843

PLC Automation > Engineering > Automation Builder > Application solutions, DCS in general > Communication > Modbus

3

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0

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118

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modbus tcp

Answered 14 days ago by

ParthibanT Rank: 112

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

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answer

0

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73

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Can I acheive Modbus TCP/IP communication between PM585 and CI522 (Remote I/O) by using ETH_MOD_MASTER FB?

Commented 21 days ago by Dan Rank: 1902

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

2

answers

0

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27

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Data from devices connected with modbus rtu does not come from time to time? zero is coming. why?

Commented 1 month ago by kstoilov AKS expert

Rank: 5

PLC Automation > AC500-eCo > Processor modules > PM564, PM565, PM566, DCS in general > Communication > Modbus > Modbus RTU

1

answer

0

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51

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

Commented 1 month ago by himanshu Rank: 266

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

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0

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33

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HOW TO READ ASCII VALUE IN PM583-ETH PLC THROUGH MODBUS TCP/IP protocol

Asked 1 month ago by WINTEX_ENGINEERS Rank: 551

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

2

answers

1

votes

47

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

Commented 1 month ago by gregory.richards Rank: 4133

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

2

answers

0

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84

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How to Unpack a 16 bit data

Commented 1 month ago by vinomano412 Rank: 2021

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

3

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0

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84

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Modbus TCP slave address 0

Answered 2 months ago by

ParthibanT Rank: 112

DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

votes

40

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AC450 modbus redundancy (CI532V02 with MS)

Answered 22 days ago by Jan-Erik Rask Rank: 94

DCS in general > Communication > Modbus > Modbus RTU, Legacy DCS > Advant Master, Legacy DCS > Advant Master > Controllers > Advant Controller 450

1

answer

0

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20

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Error when reading from RVG200 recorder via Modbus/TCP

Commented 3 months ago by mschori Rank: 5122

DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

votes

76

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Modbus TCP problems in Freelance 2016

Commented 3 months ago by Dieter Henkel AKS expert

Rank: 10

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

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answers

0

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51

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MODBUS TCP/IP between two PLC's AC500 V3, ETHx_MOD_MAST function block with code of error unknown (256)

Commented 3 months ago by ak Rank: 188

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

3

answers

0

votes

63

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How to configure PM583 COM2 port with multi-access for modbus-rtu & online access in CoDeSys?

Answered 3 months ago by GeekSquad13 Rank: 5117

DCS in general > Communication > Modbus > Modbus RTU

1

answer

0

votes

114

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How to read INPUT REGISTER address of a modbus slave device through COM_MOD_MAST.

Answered 3 months ago by ak Rank: 188

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

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answers

0

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51

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ModbusTCP MBConn Error Code -7004

Commented 4 months ago by michelle.lim Rank: 1069

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

1

answer

0

votes

98

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I noticed you're a top rankd expert and I'm in dire need of help. Modbus TCP/IP Registers

Commented 5 months ago by anthony.valverde Rank: 1486

PLC Automation > AC500 > I/O modules, DCS in general > Communication > Modbus > Modbus TCP

2

answers

1

votes

73

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Modbus TCP IP communication with Outotec PSI500I system

Answered 5 months ago by kstoilov AKS expert

Rank: 5

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

2

answers

1

votes

78

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MODBUS REDUNDANCY WITH CI853 ACTING AS SLAVE

Commented 5 months ago by prashant.verma Rank: 1159

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

1

answer

1

votes

104

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Modbus RS485 to Phoenix Contact Ethernet Converter to CI867 comms issue

Commented 6 months ago by Ben Merryman Rank: 363

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

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70

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ABB Videographic Recorder Not working with Modbus TCP/IP

Commented 8 months ago by jorge.garcia Rank: 5056

DCS in general > Communication > Modbus > Modbus TCP

2

answers

1

votes

82

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ci867 Ethernet card with ethernet to rs 485 converter

Answered 9 months ago by hpg Rank: 88

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

2

answers

1

votes

17

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Transfer some reading via FI820F Card

Answered 9 months ago by Reda Rank: 147

Freelance, DCS in general > Communication > Modbus

3

answers

4

votes

128

views

OPC communication or MODBUS

Commented 9 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

65

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Configure AC450 as a modbus slave with CI532

Answered 9 months ago by WvanWees AKS expert

Rank: 7

DCS in general > Communication > Modbus > Modbus RTU

1

answer

2

votes

113

views

Modbus addressing between AC500 and non ABB HMI

Commented 9 months ago by nitin1107 Rank: 193

PLC Automation, DCS in general > Communication > Modbus

2

answers

2

votes

92

views

Modbus TCP to OPC

Commented 9 months ago by Tomas Rank: 490

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

1

answer

1

votes

128

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

Commented 10 months ago by kamil.herman Rank: 28

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

3

answers

0

votes

219

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read separate registers in modbus

Commented 10 months ago by Tomas Rank: 490

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

1

answer

0

votes

161

views

Modbus TCP Connection Down -7001

Answered 11 months ago by Kornelo Rank: 479

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

1

answer

0

votes

45

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Need configuration settings for Modbus in S+ Operations 2.0.4

Answered 11 months ago by frqahmed Rank: 383

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

3

answers

0

votes

47

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I need read 3 value from each slave from existing protocol

Answered 1 year ago by inammel Rank: 62

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

2

answers

1

votes

193

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Modbus

Commented 1 year ago by arunvt1992 Rank: 607

PLC Automation, DCS in general > Communication > Modbus

1

answer

0

votes

88

views

How to set up CI867 to third part device?

Answered 1 year 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

54

views

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

Asked 1 year ago by nynarkumar Rank: 929

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

1

answer

0

votes

36

views

Modbus communication between PLC and PIC32MX problem

Answered 1 year ago by Titus AKS expert

Rank: 6

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

1

answer

0

votes

27

views

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

Answered 11 months ago by DanoGeorge Rank: 3096

Freelance, DCS in general > Communication > Modbus

5

answers

0

votes

323

views

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

Answered 1 year ago by Kevin.zhu Rank: 2670

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

3

answers

0

votes

147

views

AC500 MODBUS on PM564 com2

Answered 1 year ago by rahilmohammed Rank: 57

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

1

answer

0

votes

96

views

AC500 Modbus Master Receiver to variable %MW0.X

Answered 1 year ago by kstoilov AKS expert

Rank: 5

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

1

answer

2

votes

299

views

ETH_MOD_MAST Limitations.

Answered 1 year ago by ak Rank: 188

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

1

answer

0

votes

63

views

Ref542plus => Modbus board

Answered 1 year ago by ATP AKS expert

Rank: 27

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

0

answers

0

votes

29

views

Modbus Registers in RVG200

Asked 1 year ago by algarellano Rank: 2544

DCS in general > Communication > Modbus > Modbus RTU

0

answers

0

votes

25

views

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

Commented 1 year ago by Emil Lopez Rank: 2085

DCS in general > Communication > Modbus > Modbus RTU

2

answers

4

votes

1902

views

Termination resistor for modbus rtu

Commented 1 year ago by arunvt1992 Rank: 607

DCS in general > Communication > Modbus > Modbus RTU

1

answer

0

votes

57

views

REF542 ModbuS and AC800M

Commented 1 year ago by MAHBOUB-MANAF Rank: 1297

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

3

answers

3

votes

240

views

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

Commented 1 year ago by ak Rank: 188

DCS in general > Communication > Modbus > Modbus RTU

1

answer

1

votes

83

views

AC500 MODBUS RTU ERROR 3003

Commented 1 year ago by arunvt1992 Rank: 607

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

3

answers

0

votes

857

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

1

answer

1

votes

74

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

Commented 1 year ago by VIPINGOYAL610 Rank: 285

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

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