Modbus questions & answers - Control Systems Application and Knowledge Store

1

answer

0

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30

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Modbus TCP Scanner in Symphony plus

Answered 3 days ago by frqahmed Rank: 123

Symphony Plus > Engineering > SCADA engineering, DCS in general > Communication > Modbus > Modbus TCP

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0

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60

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How to communicate Modbus TCP with Server & Client simulated on PC?

Commented 14 days ago by amro.abdelsayed Rank: 1439

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

1

answer

0

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68

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Modbus values are not getting updated

Commented 11 days ago by engineering.jjac Rank: 207

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

2

answers

1

votes

40

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Reviving misconfigured ACS310 after setting Modbus to RS232

Commented 1 month ago by alex_abb Rank: 6855

Drives > AC drives > ACS1xx, ACS200, ACS300, DCS in general > Communication > Modbus

1

answer

1

votes

34

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Is EKIP IEC61850 port supports Modbus TCP/IP?

Answered 1 month ago by ParthibanT Rank: 42

LV Control Systems > _Other, DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

votes

28

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ACS880 modbus communication with CB 6.1

Answered 1 month ago by Neeraj Raushan Rank: 265

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

1

answer

2

votes

44

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How to implement Modbus RTU client communication on AC500 v3 in AB

Commented 1 month ago by nicolae.preda Rank: 4462

PLC Automation > AC500 > Processor modules > PM5630, PM5650, PM567x, PLC Automation > Engineering > Automation Builder > Programming, DCS in general > Communication > Modbus > Modbus RTU

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answers

0

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43

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PM877 ModbusTCP Redundancy options

Commented 2 months ago by ulrich.topp Rank: 1001

Symphony Plus > Fieldbus, Symphony Plus > Engineering > Composer > Composer Melody, DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

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42

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Questions about your post "Modbus connection details"

Answered 2 months ago by Yoginder.K.Singh Rank: 26

Compact Product Suite > Controllers > AC 800M > AC 800M Central Units, DCS in general > Communication > Modbus

1

answer

0

votes

29

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ktp900 communication with ci867 through modbustcp / ip

Answered 2 months ago by hel2nan Rank: 578

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

2

answers

1

votes

59

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PVI-12.5-OUTD Modbus communication

Commented 2 months ago by alexandre.julien Rank: 3852

Freelance > Engineering > Programming > _Other, DCS in general > Communication > Modbus

0

answers

0

votes

49

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AC900F Modbus TCP maximum masters

Asked 2 months ago by mkr Rank: 2534

DCS in general > Communication > Modbus > Modbus TCP, Freelance > Controllers > AC 900F > PM 901F, PM 902F

1

answer

1

votes

34

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Direct Connection Between Compact HMI and MODBUS RTU Device

Answered 3 months ago by Ingo AKS expert

Rank: 28

Compact Product Suite > Operations > Compact HMI > _Other, DCS in general > Communication > Modbus > Modbus RTU

2

answers

2

votes

114

views

double word by modbus

Commented 3 months ago by ythant Rank: 2859

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

1

answer

1

votes

48

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Freelance MBTCP_M.Conn

Commented 4 months ago by Dieter Henkel AKS expert

Rank: 10

Freelance > Fieldbus > _Other, DCS in general > Communication > Modbus > Modbus TCP

2

answers

1

votes

56

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AC900F Modbus TCP Reconnect delay after CPU switchover

Commented 4 months ago by ulrich.topp Rank: 1001

Freelance > Fieldbus > _Other, DCS in general > Communication > Modbus > Modbus TCP

1

answer

0

votes

53

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MBWrite Status -7001, Error occurs when the variable value becomes negative.

Answered 5 months ago by Neeraj Raushan Rank: 265

PLC Automation, DCS in general > Communication > Modbus

3

answers

0

votes

88

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We have a Modbus mapping list for a flow computer .

Answered 5 months ago by ParthibanT Rank: 42

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

1

answer

2

votes

60

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AC800M Modbus: Use same Modbus FB the read / write different registers

Commented 5 months ago by epelt Rank: 1975

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

3

answers

0

votes

164

views

Modbus Float registers

Answered 5 months ago by ParthibanT Rank: 42

DCS in general > Communication > Modbus > Modbus RTU

0

answers

0

votes

93

views

AC800M as Modbus Slave and Modscan as Modbus master

Commented 2 months ago by gangadhar.gadre Rank: 612

PLC Automation, DCS in general > Communication > Modbus

0

answers

0

votes

50

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FENA-11 Modbus TCP adapter

Commented 6 months ago by ParthibanT Rank: 42

DCS in general > Communication > Modbus > Modbus TCP

0

answers

0

votes

43

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FENA-11 Modbus TCP adapter

Asked 6 months ago by monther.khalifah Rank: 3630

Power Automation > Solar inverter > _Other, DCS in general > Communication > Modbus > Modbus TCP

1

answer

1

votes

107

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PLC AC500 V3 MODBUS TCP

Answered 6 months ago by mahendra.g-patgar Rank: 174

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

1

answer

0

votes

57

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Support Modbus RTU Function Code 22

Answered 7 months ago by rahil.m Rank: 1034

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

1

answer

0

votes

139

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AC500 communication float or double data type with Modbus TCP/IP (ETH_MOD_MAST or other block)

Commented 7 months ago by Amal Rank: 81

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

1

answer

1

votes

79

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Modbus Addressing in CHMI

Commented 7 months ago by Amal Rank: 81

Compact Product Suite > Operations > Compact HMI, 800xA, DCS in general > Communication > Modbus > Modbus TCP

2

answers

0

votes

85

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Modbus TCP IP Communicaiton in CHMI

Commented 7 months ago by kstoilov AKS expert

Rank: 5

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

1

answer

0

votes

73

views

CI867 card going unresponsive with all LED indication off and communication failure

Answered 8 months ago by ParthibanT Rank: 42

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

0

answers

0

votes

157

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Modbus TCP/IP -PLC connect

Commented 7 months ago by Amal Rank: 81

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

2

answers

0

votes

120

views

Writing to Siemens PLC via modbus using Function Code 6 breaks modbus communication

Answered 8 months ago by kstoilov AKS expert

Rank: 5

DCS in general > Communication > Modbus > Modbus TCP

3

answers

0

votes

75

views

Modbus MBRead Status is changing in between o and 1

Answered 8 months ago by RPM Rank: 32

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

0

answers

0

votes

20

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ABB Upscale DPA Modules Time Sync

Asked 9 months ago by iliatenn Rank: 3455

DCS in general > Communication > Modbus > Modbus TCP

2

answers

0

votes

75

views

MBTCPRead status of -7006 with GE Multilin 339 Relay

Answered 9 months ago by RPM Rank: 32

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

3

answers

5

votes

196

views

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

Commented 6 months ago by veerendrap Rank: 1454

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

0

answers

0

votes

107

views

MODBUS TCP IP

Commented 9 months ago by kstoilov AKS expert

Rank: 5

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

1

answer

1

votes

63

views

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

Commented 9 months ago by jm.torres Rank: 5305

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

1

answer

0

votes

57

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8211 timeout error in Modbus rtu

Answered 9 months ago by Amal Rank: 81

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

1

answer

1

votes

80

views

Modbus RTU not getting values

Commented 9 months ago by Amal Rank: 81

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

0

answers

0

votes

33

views

PROBLEM IN LOCAL_CTRL_ON IN PLC DURING MODBUS COMMUNICATION WITH VFD

Asked 10 months ago by VAP_Arun Rank: 579

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

1

answer

0

votes

89

views

PM710 and PM750 Modbus data reading issue

Answered 10 months ago by Rob Lyon Rank: 2

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

3

answers

0

votes

84

views

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

Answered 10 months ago by mcamargo Rank: 159

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

3

answers

0

votes

127

views

About PM866 Modbus RTU error code -7011 question

Commented 10 months ago by Chienweitu Rank: 1785

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

0

answers

0

votes

58

views

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

Asked 11 months ago by m.f.mousa Rank: 4855

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

1

answer

0

votes

99

views

Modbus register for Ekip UP

Commented 11 months ago by milosav.sekaric Rank: 4113

DCS in general > Communication > Modbus > Modbus TCP

0

answers

0

votes

60

views

MODBUS VFD CONFIGURATION

Commented 11 months ago by kstoilov AKS expert

Rank: 5

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

1

answer

0

votes

52

views

CP600 Panel builder

Commented 2 months ago by Amal Rank: 81

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

81

views

Modbus TCP to OPC

Commented 11 months ago by Amal Rank: 81

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

1

answer

0

votes

101

views

modbus TCP/IP

Answered 11 months ago by mahendra.g-patgar Rank: 174

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

0

answers

0

votes

44

views

AC500 Modbus RTU bug with Coriolis FCB450

Asked 11 months ago by antonis.asimakopoulos Rank: 4447

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

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