Hello folks, Ever wondered what makes this PLCs work? Which MicroProcessors/ MicroControllers...
Started by: lucifer (March 11th, 2005)

Today 10:19 AM
by swedeleaner

What PLC brands beside Omron and Rockwell offer CIP?
Started by: wllmsnamy (April 13th, 2021)

Today 10:03 AM
by wllmsnamy

Dear experts, I have a question about temp interface address, If i have a temp "temp75.temp78",...
Started by: Solm86 (April 13th, 2021)

Today 10:01 AM
by L D[AR2,P#0.0]

Dear All,, We have a Siemens Simatic S5-95U and there is stopped red LED active Tried resetting...
Started by: Chris IWO (April 13th, 2021)

Today 09:23 AM
by cardosocea

Hello Everyone, I am working on a LOGO!, and I came across a strange behavior that I cannot...
Started by: pmlaforest (April 9th, 2021)

Today 09:20 AM
by drbitboy

HI, Just getting back into PLC programming after a long hiatus. I bought a cheap PLC from...
Started by: Hunter Douglas (July 14th, 2020)

Today 09:12 AM
by kimiemiles

Hello all, I need to write a code for S-curve motion profiles (7 segments) to control speed of...
Started by: TurkSaleh (March 27th, 2021)

Today 08:37 AM
by drbitboy

Hello, I am trying to write a program to simulate an ISSC IPC90. The IPC90 has some internal...
Started by: softport (April 11th, 2021)

Today 08:08 AM
by drbitboy

A little off topic here, but... Does anyone use Entrelec terminal test adapters (DCO and DCJ)? ...
Started by: Old No. 7 (April 13th, 2021)

Today 07:58 AM
by Old No. 7

Hi all, Every time I've tried to access this forum for the last week or so, it's been down for...
Started by: ASF (April 12th, 2021)

Today 07:41 AM
by drbitboy

Hello friends, I've an old op7 panel and trying to replace it with a new one of model OP77B. But...
Started by: johneedw (April 13th, 2021)

Today 07:14 AM
by sigmadelta

Hi. I always do my best to terminate all cable wires, including unused wires. But I find that...
Started by: JesperMP (April 6th, 2021)

Today 06:37 AM
by Bobobodopalus

Hi, I have SLC 5/03 with 1747-AIC (DH485) modules. Original HMI was PV550, this HMI was replaced...
Started by: Oliver Micka (April 13th, 2021)

Today 04:56 AM
by Oliver Micka

We have an AB system that is connected to several CANbus networks via HMS gateways. A CAN...
Started by: OWEN.DAVID (April 13th, 2021)

Today 03:13 AM
by OWEN.DAVID

Are almost all modern PLC:s using 32/64bit CPU:s? Have forgotten the ”connection” between size of...
Started by: swedeleaner (April 11th, 2021)

Today 03:04 AM
by JesperMP

Is it preferable to now install these with the EDS or as AB_Generic_Ethernet modules? We have...
Started by: OWEN.DAVID (April 11th, 2021)

Today 02:29 AM
by OWEN.DAVID

Hello all, I am trying to detect certain events (motor started, setpoint changed, etc.) and...
Started by: Jieve (April 13th, 2021)

Today 02:02 AM
by Jieve

Hi all, somewhat new to AB from Siemens, ABB, etc. I tried to search the site for answers to...
Started by: Jieve (April 1st, 2021)

Today 12:10 AM
by Jieve

Hi all, Looking for recommendations for a small RTU that is DNP3 (TCP or UDP) capable. This is...
Started by: Saffa (April 10th, 2021)

Yesterday 10:37 PM
by Saffa

Hello all, I am new to this site and I was wondering if anyone here could help me answer a...
Started by: BClark4 (April 6th, 2021)

Yesterday 10:01 PM
by James Mcquade

I have a Delta DVP 16EC PLC and does not have a RUN-STOP button I can make it go into RUN with the...
Started by: Abelardo 1108 (April 12th, 2021)

Yesterday 08:42 PM
by Abelardo 1108

Hi , I have a weigher connected to a PLC via RS 232 It is 2 way communications between...
Started by: eebads2391 (April 11th, 2021)

Yesterday 08:36 PM
by harryting

Here is my recent experience using the Zebra AOI for printing from the PLC. Please do not ask me...
Started by: JaxGTO (April 12th, 2021)

Yesterday 08:20 PM
by JaxGTO

I had a three-phase 175KVA transformer. It marks HV/HT 460 with H1/H2/H3, LV/BT 415 with X1,X2,X3....
Started by: jonney (April 11th, 2021)

Yesterday 08:12 PM
by jonney

Good morning everyone. I am apparently confused on the COP instruction. What I am trying to do...
Started by: wilkerson29847 (April 9th, 2021)

Yesterday 07:50 PM
by daba