Modbus questions & answers - Control Systems Application and Knowledge Store

2

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45

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MBTCPRead status of -7006 with GE Multilin 339 Relay

Answered 2 days ago by Rajeesh Mariyodan Rank: 49

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

2

answers

3

votes

103

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How enable Modbus TCP in ABB AC800M controller to enable communication to scada?

Commented 16 days ago by veerendrap Rank: 2303

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

0

answers

0

votes

77

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MODBUS TCP IP

Commented 18 days ago by kstoilov AKS expert

Rank: 5

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

1

answer

1

votes

44

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mapping Modbus RTU between ABB UNO 3.3 and React-MTR-1PH

Commented 19 days ago by jm.torres Rank: 4803

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

1

answer

0

votes

18

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8211 timeout error in Modbus rtu

Answered 24 days ago by Amal Rank: 129

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

1

answer

1

votes

53

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Modbus RTU not getting values

Commented 25 days ago by Amal Rank: 129

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

0

answers

0

votes

29

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PROBLEM IN LOCAL_CTRL_ON IN PLC DURING MODBUS COMMUNICATION WITH VFD

Asked 1 month ago by VAP_Arun Rank: 608

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

1

answer

0

votes

33

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PM710 and PM750 Modbus data reading issue

Answered 1 month ago by Rob Lyon Rank: 2

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

3

answers

0

votes

64

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PLC Connect - Modbus TCP/IP Drive - Double HRA to Decimal Real Value

Answered 1 month ago by mcamargo Rank: 173

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

3

answers

0

votes

92

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About PM866 Modbus RTU error code -7011 question

Commented 1 month ago by Chienweitu Rank: 1790

800xA > AC 800M > _Other, 800xA > AC 800M > Processor modules > PM861, PM864, PM866, DCS in general > Communication > Modbus > Modbus RTU

0

answers

0

votes

42

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AC500, Modbus TCP/IP Server Configuration using Automation builder ver 2.2

Asked 2 months ago by m.f.mousa Rank: 7253

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

1

answer

0

votes

41

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Modbus register for Ekip UP

Commented 2 months ago by milosav.sekaric Rank: 3771

DCS in general > Communication > Modbus > Modbus TCP

0

answers

0

votes

50

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MODBUS VFD CONFIGURATION

Commented 2 months ago by kstoilov AKS expert

Rank: 5

Drives, PLC Automation > AC500 > Processor modules > PM581, PM582, PM583, PM585, DCS in general > Communication > Modbus

0

answers

0

votes

34

views

CP600 Panel builder

Asked 2 months ago by Amal Rank: 129

DCS in general > Communication > Modbus > Modbus TCP, PLC Automation > Engineering > Automation Builder > Panel Builder 600, PLC Automation > AC500-eCo > Processor modules > PM554, PM555, PM556

0

answers

0

votes

67

views

Modbus TCP to OPC

Commented 2 months ago by Amal Rank: 129

DCS in general > Communication > Modbus > Modbus TCP, Safety Systems > _Other

1

answer

0

votes

80

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modbus TCP/IP

Answered 2 months ago by mahendra.g-patgar Rank: 313

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

0

answers

0

votes

39

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AC500 Modbus RTU bug with Coriolis FCB450

Asked 2 months ago by antonis.asimakopoulos Rank: 4029

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

2

answers

2

votes

159

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Modbus TCP/IP

Commented 2 months ago by Amal Rank: 129

DCS in general > Communication > Modbus > Modbus TCP

2

answers

2

votes

45

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ABB sm500 tcp ip comm ,no valid response as slave in modscan

Commented 2 months ago by rikiwijaya98 Rank: 2834

DCS in general > Communication > Modbus > Modbus TCP

0

answers

0

votes

30

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modscan same issue sm500/rgv2000

Asked 2 months ago by rikiwijaya98 Rank: 2834

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

1

answer

1

votes

44

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PI reads incorrect values from wall mounted ACS800's with older software versions

Commented 2 months ago by iliatenn Rank: 4796

Drives > AC drives > ACS800 series > ACS800 single drives, DCS in general > Communication > Modbus > Modbus RTU

2

answers

0

votes

116

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PM866 controller is going to fault mode

Commented 2 months ago by Rajeesh Mariyodan Rank: 49

800xA > AC 800M > CI86x modules > CI867 (Modbus TCP), DCS in general > Communication > Modbus > Modbus TCP, 800xA > AC 800M > Processor modules > PM861, PM864, PM866, 800xA > Applications

0

answers

0

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89

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Modbus TCP/IP

Commented 2 months ago by Amal Rank: 129

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

1

answer

0

votes

61

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Need array to hold data for Information Manager Calculations service

Commented 3 months ago by kamil.herman Rank: 25

800xA > Applications > Information management > Information Manager, DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

votes

73

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Modbus Interface (CI534V02) got problem.

Answered 3 months ago by Jan-Erik Rask Rank: 92

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

2

answers

0

votes

66

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CI534V02 - strange issue with "R" status (used with controller AC450)

Answered 3 months ago by Rob Lyon Rank: 2

DCS in general > Communication > Modbus > Modbus RTU

2

answers

1

votes

83

views

CI867 Data gets freezed

Answered 3 months ago by ParthibanT Rank: 83

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

1

answer

0

votes

28

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Freelance v9.2 modbus

Commented 3 months ago by Randi Rank: 1362

Freelance, DCS in general > Communication > Modbus

3

answers

0

votes

131

views

Register Addressing for Modbus TCP/IP while using Access Variables

Answered 3 months ago by Rajeesh Mariyodan Rank: 49

800xA > Engineering > _Other, Distribution Automation > _Other, DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

votes

42

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PM867 read modbus protocol data fail,can someone hlep me?

Commented 4 months ago by Rob Lyon Rank: 2

Safety Systems > AC 800M High Integrity > Control Builder Safe, DCS in general > Communication > Modbus

2

answers

2

votes

75

views

is it possible to make more than one request using Modbus RTU during a PLC cycle?

Answered 4 months ago by Rob Lyon Rank: 2

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

3

answers

2

votes

102

views

How to detect frozen values using MODBUS communication?

Commented 4 months ago by Rob Lyon Rank: 2

800xA > AC 800M > CI85x modules > CI856 (S100), DCS in general > Communication > Modbus

1

answer

1

votes

119

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PLC Connect- Modbus/TCP - Coils Addressing Requirements

Commented 4 months ago by roger.a.nilsson Rank: 1806

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

1

answer

0

votes

74

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Problem with MODBUS RTU between AC800M and AC500

Commented 4 months ago by kstoilov AKS expert

Rank: 5

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

0

answers

0

votes

63

views

Modbus TCP Protocol

Asked 5 months ago by Amal Rank: 129

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

4

answers

7

votes

80

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

Commented 5 months ago by pedro-luis.torres-chacon Rank: 1231

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

1

answer

1

votes

63

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MODBUS TCP/IP COMMUNICATION

Commented 5 months ago by Titus AKS expert

Rank: 6

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

1

answer

0

votes

130

views

MODBUS tcp/ip communication

Commented 5 months ago by Amal Rank: 129

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

3

answers

1

votes

45

views

Energy Analyzer

Commented 5 months ago by Amal Rank: 129

Safety Systems, DCS in general > Communication > Modbus > Modbus RTU

1

answer

1

votes

90

views

modbus addressing

Commented 5 months ago by Amal Rank: 129

PLC Automation > AC500-eCo > Processor modules > PM554, PM555, PM556, DCS in general > Communication > Modbus

0

answers

0

votes

92

views

modbus tcp\ip addressing

Asked 5 months ago by Amal Rank: 129

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

3

answers

4

votes

151

views

modbus tcp

Answered 5 months ago by ParthibanT Rank: 83

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

1

answer

0

votes

94

views

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

Commented 6 months ago by Dan Rank: 1566

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

2

answers

0

votes

28

views

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

Commented 6 months 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

votes

59

views

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

Commented 6 months ago by himanshu Rank: 263

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

0

answers

0

votes

43

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

Asked 6 months ago by WINTEX_ENGINEERS Rank: 558

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

2

answers

1

votes

50

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

Commented 6 months ago by gregory.richards Rank: 4391

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

2

answers

0

votes

91

views

How to Unpack a 16 bit data

Commented 7 months ago by vinomano412 Rank: 1564

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

3

answers

0

votes

93

views

Modbus TCP slave address 0

Answered 7 months ago by ParthibanT Rank: 83

DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

votes

42

views

AC450 modbus redundancy (CI532V02 with MS)

Answered 6 months ago by Jan-Erik Rask Rank: 92

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

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