Trying to setup multiple slave devices.
By Prem on 19 June, 2018 - 1:39 am
Hey I hope meti modbus scanner will solve your problem. contact this person for more...
Communication LED in MODBUS
Is Communication LED necessary in MODBUS?
Virus Infection via serial Modbus
Posted by Rob Burghard on 2 June, 2018 - 4:35 am
Is it possible for an infected powermeter being the Modbus slave to infect its master via a serial connection?
By Rob Burghard on 10 June, 2018 - 1:19 pm
Thank you! The question is a very fundamental but real one: Can an infected Modbus slave infect...
By Fred Loveless on 6 June, 2018 - 10:57 am
It is possible but highly improbably that a virus could be passed up to the PC from the slave. The...
By Luca Gallina on 5 June, 2018 - 7:11 pm
trying to shed some light: 1. a Modbus Master polls for DATA. 2. the Modbus Slave (regardless...
By Rob Burghard on 2 June, 2018 - 5:33 pm
Thank you. Can we conclude then in general that it is impossible for a Modbus master to get a virus...
By Rob Burghard on 2 June, 2018 - 12:26 pm
Thank you. Perhaps my question wasn't clear. Let's say this powermeter has an infected OS. Can the...
Obtaining Data from L&T Trivector Meter ER300P Through Modbus
How to get data from L&T Trivector Meter ER300P through modbus using modpoll?
Some Understanding of Modbus?
I have been installing BMS systems in commercial projects, these recently changed from all field devices including AHU's HRU's being connected to the BMS panel for monitoring/controlling...
By W.L. Mostia on 1 June, 2018 - 9:03 pm
www.modbug.org would be a good place to become familiar with. The following websites may help. . ...
Schneider Modicon M221 Coil Address
Problem writing to a single coil on a Schneider PLC using Libmodbus library
By Andrew on 5 June, 2018 - 7:20 am
Actually, M221 returns error ILLEGAL FUNCTION (code 1). That means PLC doesn't support function...
Searching a Program or script to read a meter connected to MGate MB3170.
By GAK on 4 June, 2018 - 7:36 am
Hello, ake a look at one of my favorite software packages, the Cogent Datahub. it can read/write...
New to modbus World and i need help regarding function 3, 4, 16
Sample Modbus Code with 8051
Looking for some example Modbus RTU code for 8051 controller
By John Catch - InFLOW, INC. on 1 June, 2018 - 9:53 am
You might try contacting Micromint, LLC (www.micromint.com). They specialize in 8052 chips and have...
Has anyone configured Indusoft's AS511 driver?
By Thomas Richards on 31 May, 2018 - 6:23 pm
I've been having a similar driver issue when trying to connect my Velocio PLC to my PC's InTouch...
Atlas Copco Elektronikon Mk5 Communication
Looking for communications options to an Atlas Copco Elektronikon controller
SmartAir lite Modbus RS 485
How to interface (SmartAir lite) controller to DCS.
MODBUS Siemens CPU ET200SP
Modbus communication error
Modbus TCP Communication Issue
Help on establishing Modbus TCP connectivity
MBusDrv, a new free MODBUS driver tool
we have ABB DCS control system and compAir air compressors monitor and control from DCS. how i can do that??
Modbus Gateway Redundancy
Redundancy between Concentrator Modbus Gateway and DCS Yokogawa Centum VP