Modbus questions & answers - Control Systems Application and Knowledge Store

3

answers

0

votes

75

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We have a Modbus mapping list for a flow computer .

Answered 3 days ago by ParthibanT Rank: 46

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

1

answer

2

votes

52

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

Commented 16 days ago by epelt Rank: 1982

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

3

answers

0

votes

95

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Modbus Float registers

Answered 13 days ago by ParthibanT Rank: 46

DCS in general > Communication > Modbus > Modbus RTU

0

answers

0

votes

67

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AC800M as Modbus Slave and Modscan as Modbus master

Commented 22 days ago by Neeraj Rank: 1128

PLC Automation, DCS in general > Communication > Modbus

0

answers

0

votes

39

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FENA-11 Modbus TCP adapter

Commented 29 days ago by ParthibanT Rank: 46

DCS in general > Communication > Modbus > Modbus TCP

0

answers

0

votes

35

views

FENA-11 Modbus TCP adapter

Asked 1 month ago by monther.khalifah Rank: 3454

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

1

answer

1

votes

59

views

PLC AC500 V3 MODBUS TCP

Answered 28 days ago by mahendra.g-patgar Rank: 240

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

1

answer

0

votes

51

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Support Modbus RTU Function Code 22

Answered 1 month ago by rahil.m Rank: 1433

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

1

answer

0

votes

87

views

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

Commented 2 months ago by Amal Rank: 95

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

1

answer

1

votes

63

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Modbus Addressing in CHMI

Commented 2 months ago by Amal Rank: 95

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

2

answers

0

votes

76

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Modbus TCP IP Communicaiton in CHMI

Commented 2 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

61

views

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

Answered 2 months ago by ParthibanT Rank: 46

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

0

answers

0

votes

114

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Modbus TCP/IP -PLC connect

Commented 2 months ago by Amal Rank: 95

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

2

answers

0

votes

58

views

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

Answered 3 months ago by kstoilov AKS expert

Rank: 5

DCS in general > Communication > Modbus > Modbus TCP

3

answers

0

votes

68

views

Modbus MBRead Status is changing in between o and 1

Answered 3 months ago by Rajeesh Mariyodan Rank: 41

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

0

answers

0

votes

17

views

ABB Upscale DPA Modules Time Sync

Asked 3 months ago by iliatenn Rank: 3280

DCS in general > Communication > Modbus > Modbus TCP

2

answers

0

votes

63

views

MBTCPRead status of -7006 with GE Multilin 339 Relay

Answered 3 months ago by Rajeesh Mariyodan Rank: 41

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

3

answers

5

votes

136

views

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

Commented 1 month ago by veerendrap Rank: 1482

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

0

answers

0

votes

93

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MODBUS TCP IP

Commented 4 months ago by kstoilov AKS expert

Rank: 5

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

1

answer

1

votes

52

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

Commented 4 months ago by jm.torres Rank: 5007

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

1

answer

0

votes

30

views

8211 timeout error in Modbus rtu

Answered 4 months ago by Amal Rank: 95

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

1

answer

1

votes

62

views

Modbus RTU not getting values

Commented 4 months ago by Amal Rank: 95

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

0

answers

0

votes

29

views

PROBLEM IN LOCAL_CTRL_ON IN PLC DURING MODBUS COMMUNICATION WITH VFD

Asked 5 months ago by VAP_Arun Rank: 580

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

1

answer

0

votes

58

views

PM710 and PM750 Modbus data reading issue

Answered 5 months ago by Rob Lyon Rank: 2

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

3

answers

0

votes

70

views

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

Answered 5 months ago by mcamargo Rank: 171

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

3

answers

0

votes

107

views

About PM866 Modbus RTU error code -7011 question

Commented 5 months ago by Chienweitu Rank: 1851

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

0

answers

0

votes

48

views

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

Asked 5 months ago by m.f.mousa Rank: 4602

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

1

answer

0

votes

46

views

Modbus register for Ekip UP

Commented 5 months ago by milosav.sekaric Rank: 3918

DCS in general > Communication > Modbus > Modbus TCP

0

answers

0

votes

53

views

MODBUS VFD CONFIGURATION

Commented 5 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

38

views

CP600 Panel builder

Asked 5 months ago by Amal Rank: 95

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

73

views

Modbus TCP to OPC

Commented 5 months ago by Amal Rank: 95

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

1

answer

0

votes

89

views

modbus TCP/IP

Answered 6 months ago by mahendra.g-patgar Rank: 240

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

0

answers

0

votes

42

views

AC500 Modbus RTU bug with Coriolis FCB450

Asked 6 months ago by antonis.asimakopoulos Rank: 4213

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

2

answers

2

votes

212

views

Modbus TCP/IP

Commented 6 months ago by Amal Rank: 95

DCS in general > Communication > Modbus > Modbus TCP

2

answers

2

votes

53

views

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

Commented 6 months ago by rikiwijaya98 Rank: 2043

DCS in general > Communication > Modbus > Modbus TCP

0

answers

0

votes

30

views

modscan same issue sm500/rgv2000

Asked 6 months ago by rikiwijaya98 Rank: 2043

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

1

answer

1

votes

48

views

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

Commented 6 months ago by iliatenn Rank: 3280

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

2

answers

0

votes

123

views

PM866 controller is going to fault mode

Commented 6 months ago by Rajeesh Mariyodan Rank: 41

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

votes

101

views

Modbus TCP/IP

Commented 6 months ago by Amal Rank: 95

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

1

answer

0

votes

64

views

Need array to hold data for Information Manager Calculations service

Commented 6 months ago by kamil.herman Rank: 23

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

1

answer

0

votes

73

views

Modbus Interface (CI534V02) got problem.

Answered 7 months ago by Jan-Erik Rask Rank: 82

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

2

answers

0

votes

69

views

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

Answered 7 months ago by Rob Lyon Rank: 2

DCS in general > Communication > Modbus > Modbus RTU

2

answers

1

votes

93

views

CI867 Data gets freezed

Answered 7 months ago by ParthibanT Rank: 46

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

1

answer

0

votes

29

views

Freelance v9.2 modbus

Commented 7 months ago by Randi Rank: 1411

Freelance, DCS in general > Communication > Modbus

3

answers

0

votes

184

views

Register Addressing for Modbus TCP/IP while using Access Variables

Answered 7 months ago by Rajeesh Mariyodan Rank: 41

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

1

answer

0

votes

44

views

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

Commented 7 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

82

views

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

Answered 8 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

105

views

How to detect frozen values using MODBUS communication?

Commented 7 months ago by Rob Lyon Rank: 2

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

1

answer

1

votes

130

views

PLC Connect- Modbus/TCP - Coils Addressing Requirements

Commented 8 months ago by roger.a.nilsson Rank: 1248

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

1

answer

0

votes

88

views

Problem with MODBUS RTU between AC800M and AC500

Commented 8 months ago by kstoilov AKS expert

Rank: 5

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

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