Modbus

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A community for the Modbus communications protocol - data communication between devices over TCP/IP and over serial line – open and royalty-free since 1979. Visit Modbus.org to download the Modbus protocol specification and implementation guides.
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Modbus RTU RS 485
Last message by
David_2
10
Replies
2K
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ELOP II MODBUS Communication
Last message by
Carl_E
1
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412
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2 Wire Modbus RTU Network Incorrect Wiring Scenario
Last message by
Carl_E
1
Replies
642
Views
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Issue with Modbus Communication
Last message by
Carl_E
1
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417
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DLMS Packet Format over Modbus
Last message by
Carl_E
1
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510
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Modbus Command Memory
Last message by
koen_verschueren
1
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449
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MODBUS/RTU RS 485 Data Reading Problem
Last message by
David_2
2
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863
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MODBUS Function Code 16 - Value out of range
Last message by
gautam
2
Replies
465
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Using Modbus to Send Data Across to Two PLCs Belonging to Two Different Networks
Last message by
David_2
1
Replies
450
Views
D
Modbus RTU Send Message
Last message by
David_2
2
Replies
557
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PowerWizard 1.0 Modbus Communication
Last message by
anunia
1
Replies
464
Views
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Invalid Field Length in MBAP Header on Modbus/TCP Slave
Last message by
Carl_E
1
Replies
567
Views
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t3.5 Between Transmit Frame in Modbus
Last message by
David_2
1
Replies
414
Views
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Modbus Time Out Error
Last message by
David_2
1
Replies
520
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Modbus Data/Communication Issue
Last message by
Deanna Wubben
2
Replies
297
Views
R
Modbus TCP Connection to Remote Virtual Server
Last message by
Wasan
1
Replies
518
Views
D
ModbusPoll Excel
Last message by
Dutchcontrols
0
Replies
328
Views
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Connecting Delta SV2 PLC Using Modbus
Last message by
awnee
2
Replies
387
Views
D
Setting up Modbus TCP Network
Last message by
David_2
1
Replies
409
Views
F
Querying a Modbus Slave with an Arduino
Last message by
Singh_Sajit
1
Replies
593
Views
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