PID LOOP DIFFERENT UNITS OF MEASURE
Hey guys, Not really new to Allen Bradley per-say but I am very unfamiliar with PID loops and the best way to utilize them. To be honest I had never even heard of it until a colleague said that it...
View ArticleDesign Implementation
Hi All, Am new to PLC design. I have made a couple of designs using RSLogix Pro simulator. Currently, am searching for a cheap means to implement my designs to be sure it works in the real world Can...
View Articlepowerflex 525 reset encoder
Hi, people I have a problem with the reset encoder routine.I can not reset encoder positions(parameters 376 and 377).I followed the manual and tried to do the automatic startup routine but it does not...
View ArticleDaisy chaining power to Armorblocks
Hey guys, I'm trying to power about 31 armor blocks in a daisy-chain. I'm running my power off a panel to a junction box and then drawing cables to Taps and dropping a cable to each Armorblock. I'm...
View ArticleAllen Bradley ACD File
Hey guys, I am needing to view the logic of an Allen Bradley ACD file but currently do not have access to Rockwell software.. Is there any free software to convert acd to pdf to view the logic? Or is...
View ArticlePanel View Cannot write tags to ""
Hello I downloaded a .mer file on the Panel view 1000 but it shows errors on the display graphics. i have configured the Rslinx communication several times by selecting the rigt PLC in Design and...
View ArticleRockwell Automation Tech Connect and Knowledgebase Copyrights
I wanted everyone to be aware of a recent change from Rockwell Automation. You may already be aware that RA now requires you to have a tech connect contract to view certain protected documents in the...
View ArticleMajor Fault
I have a compact logix with a major fault. Please see my attached file for the complete fault message. Code 20 array subscript too large. or control data type to large or invalid. Has anyone observed...
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Panelview 800 to Compactlogix L2 controller communication problem
Hi Experts, Recently we bought Compactlogix 1769-L24ER-QBFC1B & Panelview 800 2711R-T4T. I trying to connect Panelview terminal to Compactlogix controller through Ethernet. I have CCW version...
View ArticlePanelview Plus 1000 User Login Password
Hey There, I am wondering if there is a way to retroactively get the passwords for the different users loaded on a Panelview program? I have uploaded the .mer and found where the users are set-up but...
View ArticlePF527 with THERMISTOR
Hi all, I have THERMISTOR connected directly to PF527 on AI pin 14-15. I am not sure how to do the scaling on Logix5000 and what is the equation that I need to use to trip my reading. can someone...
View Articleneed help
hi friends please I have some questions about material of rockwell automation 1.we use the SYS redundancy module general monitor PN 1756SRM;can we replace it with the 1756-RM2 is threre any...
View ArticleALLEN BRADLEY PLC WITH REDLION PROTOCOL CONVERTER
Dear Fellows, I have upcoming project my vendor is giving us a skid in which PLC and HMI And a redlion converter Having IP's 10.10.1.XXX however where I execute this project having network...
View ArticlePanelView 550 DH+ to RS232 or ENET converter?
I'm trying to connect a 2711-K5A8L1 FRN 3.13 PanelView 550 (DH+ three wire connector) to a 1747-L553 SER C REV C (RS232 and ENET). I read that I may need FRN 3.3 on the PanelView 550 to do a...
View ArticlePowerFlex 753
Hello all, I have a Allen-Bradley PowerFlex 753 Controlling a FAN, I added a “20-COMM-M” “Modbus/TCP Communication Adapter". I assigned IP address for it and was able to ping it, I am using Kepware...
View ArticleMasking out values
Hello all, I am trying to mask out some values out of a bar code from cognex data scanner. Here is an example of what I am trying to achieve Data from Cognex: 2275019xf1-8877R215BA1234567 i just...
View ArticleDH485 and RS485 is the same?
Hello friends I am confused. I want to communicate a Micrologix 1100 with a display. I have done this with a ML1500 (COM1=ASCII) a RS232-RS485 converter to the Display. It works fine. Now, I need to do...
View ArticleSLC5/05 data link timeout alarms
When communicating between SLC5/05 and a third party, we are receiving sporadic timeout alarms...by sporadic, I mean it could be hours to days apart. The program scan time is very short…only 20 msec...
View ArticleFaults and Safety Routines
Hi, Please could someone explain how faults are usually dealt with in PLC Logic? I know this is a pretty general question. I have a process that runs as a continual task (which I have developed using...
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