Modbus RTU questions & answers - Control Systems Application and Knowledge Store

3

answers

0

votes

106

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Modbus Float registers

Answered 2 months ago by ParthibanT Rank: 43

DCS in general > Communication > Modbus > Modbus RTU

1

answer

0

votes

54

views

Support Modbus RTU Function Code 22

Answered 3 months ago by rahil.m Rank: 1075

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

1

answer

1

votes

55

views

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

Commented 6 months ago by jm.torres Rank: 5115

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

1

answer

0

votes

38

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8211 timeout error in Modbus rtu

Answered 6 months ago by Amal Rank: 88

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

1

answer

1

votes

69

views

Modbus RTU not getting values

Commented 6 months ago by Amal Rank: 88

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

3

answers

0

votes

112

views

About PM866 Modbus RTU error code -7011 question

Commented 7 months ago by Chienweitu Rank: 1881

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

0

answers

0

votes

42

views

AC500 Modbus RTU bug with Coriolis FCB450

Asked 8 months ago by antonis.asimakopoulos Rank: 4292

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

1

answer

1

votes

48

views

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

Commented 8 months ago by iliatenn Rank: 3345

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

2

answers

0

votes

75

views

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

Answered 9 months ago by Rob Lyon Rank: 2

DCS in general > Communication > Modbus > Modbus RTU

2

answers

2

votes

89

views

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

Answered 10 months ago by Rob Lyon Rank: 2

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

1

answer

0

votes

93

views

Problem with MODBUS RTU between AC800M and AC500

Commented 10 months ago by kstoilov AKS expert

Rank: 5

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

3

answers

1

votes

57

views

Energy Analyzer

Commented 10 months ago by Amal Rank: 88

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

2

answers

0

votes

34

views

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

Commented 1 year ago by kstoilov AKS expert

Rank: 5

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

2

answers

0

votes

101

views

How to Unpack a 16 bit data

Commented 1 year ago by vinomano412 Rank: 1639

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

1

answer

0

votes

46

views

AC450 modbus redundancy (CI532V02 with MS)

Answered 11 months ago by Jan-Erik Rask Rank: 80

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

3

answers

0

votes

76

views

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

Answered 1 year ago by GeekSquad13 Rank: 5737

DCS in general > Communication > Modbus > Modbus RTU

2

answers

1

votes

100

views

MODBUS REDUNDANCY WITH CI853 ACTING AS SLAVE

Commented 1 year ago by prashant.verma Rank: 1275

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

1

answer

0

votes

78

views

Configure AC450 as a modbus slave with CI532

Answered 1 year ago by WvanWees AKS expert

Rank: 7

DCS in general > Communication > Modbus > Modbus RTU

5

answers

0

votes

528

views

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

Answered 2 years ago by Kevin.zhu Rank: 2990

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

3

answers

0

votes

204

views

AC500 MODBUS on PM564 com2

Answered 2 years ago by rahilmohammed Rank: 59

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

1

answer

0

votes

92

views

Ref542plus => Modbus board

Answered 2 years 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

38

views

Modbus Registers in RVG200

Asked 2 years ago by algarellano Rank: 2838

DCS in general > Communication > Modbus > Modbus RTU

0

answers

0

votes

29

views

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

Commented 2 years ago by Emil Lopez Rank: 2325

DCS in general > Communication > Modbus > Modbus RTU

2

answers

4

votes

3739

views

Termination resistor for modbus rtu

Commented 2 years ago by arunvt1992 Rank: 655

DCS in general > Communication > Modbus > Modbus RTU

3

answers

3

votes

439

views

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

Commented 2 years ago by ak Rank: 173

DCS in general > Communication > Modbus > Modbus RTU

1

answer

1

votes

90

views

AC500 MODBUS RTU ERROR 3003

Commented 2 years ago by arunvt1992 Rank: 655

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

1

answer

0

votes

698

views

Communicate PM573-ETH PLC with PSTX Softstarter over Modbus RS485

Commented 2 years ago by kstoilov AKS expert

Rank: 5

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

3

answers

0

votes

201

views

How many slave devices can be used in one CI853

Answered 2 years ago by AftabMemon Rank: 38

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

2

answers

2

votes

119

views

How many MFM meter can be connected to CI853

Answered 2 years ago by Vinoth Sankar Rank: 130

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

1

answer

0

votes

63

views

Debugging CMS-600 Modbus communication

Answered 2 years ago by miikka.raninen Rank: 3900

DCS in general > Communication > Modbus > Modbus RTU

1

answer

0

votes

173

views

ABB Modbus time-out

Answered 2 years ago by Flavio Mussolin AKS expert

Rank: 4

Drives > AC drives > ACS550 series, DCS in general > Communication > Modbus > Modbus RTU

0

answers

0

votes

88

views

How did you solve the issue of communication meter connected via Modbus RTU/TCP gateway with PLC Connect?

Asked 2 years ago by rrk Rank: 329

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

3

answers

0

votes

273

views

[COMPLETE] Configuration of AC500 and CP600 over Mobus RTU

Asked 2 years ago by daguilara9 Rank: 600

3

answers

0

votes

183

views

ABB PLC PM583-ETH can communicate starting address from 0 ???

Commented 2 years ago by kstoilov AKS expert

Rank: 5

DCS in general > Communication > Modbus > Modbus RTU, DCS in general > Control systems > PLCs, PLC Automation > _Other, PLC Automation > AC500

1

answer

0

votes

110

views

DSCA 180B with AC 800PEC

Asked 2 years ago by Thazhai Rank: 493

DCS in general > Communication > Modbus > Modbus RTU, Legacy DCS > Advant Master > Controllers > MasterPiece 200 and 200/1, Power Automation > AC 800PEC

1

answer

1

votes

156

views

MP200 and AC800PEC Modbus communication

Asked 2 years ago by Thazhai Rank: 493

DCS in general > Communication > Modbus > Modbus RTU, Legacy DCS > Advant Master > Controllers > MasterPiece 200 and 200/1, Power Automation > AC 800PEC

2

answers

4

votes

441

views

Multi function meter looping

Asked 2 years ago by saffu Rank: 3598

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

1

answer

0

votes

272

views

How to get data from Modbus RTU devices which use 45xxxx-range address

Asked 2 years ago by Hoang Van Rank: 823

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

0

answers

0

votes

133

views

Aquamaster 3 Modbus-Serial 485

Asked 2 years ago by PedroC Rank: 42

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

3

answers

4

votes

307

views

AC500 and Aqua Master Flow Meter Modbus RTU Communication

Asked 2 years ago by engineerjaber Rank: 605

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

1

answer

0

votes

326

views

How to do communicattion and configuration between AC500 and panel 800

Asked 2 years ago by chandhu Rank: 1525

3

answers

1

votes

167

views

CP661 with MODBUS RTU or TCP/IP

Asked 2 years ago by daguilara9 Rank: 600

DCS in general > Communication > Modbus > Modbus RTU, DCS in general > Communication > Modbus > Modbus TCP, DCS in general > Communication > Modbus, DCS in general > Communication, PLC Automation > Control panels > CP600 series

1

answer

0

votes

77

views

MODBUS RTU Frame Handling in MOD300

Asked 2 years ago by manojgubbala Rank: 729

DCS in general > Communication > Modbus > Modbus RTU, Legacy DCS > Advant MOD 300 > Applications > _Other

1

answer

0

votes

277

views

AC500 (PM573): Modbus RTU byte order (Endianness)

Asked 3 years ago by josepvr Rank: 2019

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

3

answers

1

votes

1084

views

PM861 COM3 port pin details for RS232 communication.

Asked 3 years ago by saurishkr Rank: 89

DCS in general > Communication > Modbus > Modbus RTU, DCS in general > Communication > Modbus, 800xA > AC 800M, Freelance > Controllers > AC 800F > FI 820F (Serial)

1

answer

1

votes

618

views

CI853 as Modbus RTU Master

Asked 3 years ago by Amit Rupani Rank: 175

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

3

answers

2

votes

680

views

Modbus Communication with Schneider MFM

Answered 1 year ago by rajul1230 Rank: 482

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

3

answers

0

votes

848

views

Addressing in PM564 eth for reading Integer values

Asked 3 years ago by saurishkr Rank: 89

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

3

answers

0

votes

613

views

PM564 ETH FOR MODBUS TO MODBUS TCP

Asked 3 years ago by saurishkr Rank: 89

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

1

answer

1

votes

1160

views

PM564 COM1 Pin details for RS485 2 wire modbus connection

Asked 3 years ago by saurishkr Rank: 89

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

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