Latest Communication & Security Forum Threads

Categories

B
PLC CPU 314C -PtP & Softing Echolink S7 Compact

Programmable Logic Controller - PLC 6 months ago at 10:52 AM

Forums
459Views
0Replies
Last message by Bonnie on April 13, 2026 at 10:52 AM
A
VFD FC-051 with PLC

Programmable Logic Controller - PLC 7 months ago at 06:13 PM

Forums
954Views
1Replies
Last message by Ashmit Engineering Ltd on March 31, 2026 at 01:49 PM
Modbus Simulator Software (Master/Client)

General Software Chat One year ago at 04:03 PM

Forums
4504Views
8Replies
Last message by mokashiswapnil11 on March 12, 2026 at 02:12 AM
A
Can Modpoll display comm with two TCP servers?

Modbus 8 months ago at 03:02 PM

Forums
1002Views
2Replies
Last message by apa on February 21, 2026 at 12:47 AM
I
a trip with EGD and SDI protocols

General Automation Chat 10 months ago at 11:03 AM

Forums
1456Views
2Replies
Last message by IsidoreElmvale on February 19, 2026 at 10:22 PM
O
Modbus Analyzer

Modbus About 9 months ago at 12:03 AM

Forums
1929Views
6Replies
Last message by Olivia Grace on February 18, 2026 at 01:09 PM
J
New to Modbus comms - Need help PLEASE

Modbus About 9 months ago at 11:53 AM

Forums
861Views
1Replies
Last message by jschulze on February 3, 2026 at 03:55 PM
D
Wincc unified HMI with AB PLC5 via Prosoft AN-X4 Gateway

General Communications Chat About 9 months ago at 01:24 AM

Forums
711Views
0Replies
Last message by Douibi on February 2, 2026 at 01:24 AM
Modbus Architecture Question

Modbus About 10 months ago at 03:39 PM

Forums
1464Views
4Replies
Last message by rtuorme on January 18, 2026 at 06:26 PM
Meanwell DRS-240 comms with ControlByWeb X404

Modbus 2 years ago at 09:10 PM

Forums
5142Views
8Replies
Last message by patrickduis on January 14, 2026 at 01:33 AM
J
i m working to make esp32 modbus rtu to coolmaster/ integrator adapter like intesis basically for vrf vrv system(hvac) im beginner

Modbus 9 months ago at 10:32 PM

Forums
1285Views
7Replies
Last message by jschulze on January 10, 2026 at 07:08 AM
I
Late bloomer to MODBUS have lots of silly questions

Modbus 10 months ago at 12:32 PM

Forums
1911Views
11Replies
Last message by Ihminen on January 9, 2026 at 10:45 AM
J
Modbus TCP communication between Yaskawa MP3300iec PLC and CMORE HMI panel

Modbus 9 months ago at 07:14 PM

Forums
1641Views
4Replies
Last message by jschulze on January 8, 2026 at 08:28 AM
S
Mark VIe IO Pack Failures

Power Generation 5 years ago at 08:05 PM

Forums
6417Views
6Replies
Last message by Sagir on January 8, 2026 at 05:50 AM
Intrinsic fieldbus connection with some power

Safety 10 months ago at 09:19 AM

Forums
649Views
0Replies
Last message by exremote on December 30, 2025 at 09:19 AM
C
ABB REX640 modbus to be added to Schneider Power Monitoring Expert

Modbus 10 months ago at 10:42 AM

Forums
1538Views
17Replies
Last message by clpabella on December 24, 2025 at 08:48 AM
A
Long delay writing to modbus registers Fronius invertor from Home Assistent

General Software Chat One year ago at 07:19 AM

Forums
2097Views
4Replies
Last message by airHawthorne11 on December 1, 2025 at 01:26 AM
J
I want to ask, hopefully someone can help

Modbus 11 months ago at 01:00 AM

Forums
2038Views
25Replies
Last message by jschulze on November 27, 2025 at 06:25 AM
SIEMENS PLC to PLC communication failure between S7 300 and S7 400 systems.

Power Generation About 6 years ago at 11:20 PM

Forums
11862Views
16Replies
Last message by Matiralo on November 24, 2025 at 09:21 AM
J
Rayleigh Instruments RI-D480 Integration to Siemens TXI2-Open

Modbus 11 months ago at 03:31 PM

Forums
965Views
1Replies
Last message by jschulze on November 13, 2025 at 07:38 AM