How to program with CX-Programmer
Develop programming by CX-programmer to run PLC.
By zaky on 20 May, 2019 - 12:48 pm
try this link http://zaky.ga/omron-cx-programmer-function-block-with-structured-text -tutorial/...
Gas flow rate measurement for a wellhead separator
For flow measurement of gas, is the flowmeter normally upstream or downstream of the pressure control valve?
Open Circuit a Current Transformer
Why should you never open circuit a CT?
By K Mayer on 15 May, 2019 - 4:46 am
Basically, the voltage developed in a coil, from a fundamental point of view, is directly related...
Compressor Pressure Discharge
Posted by abdullah on 11 May, 2019 - 7:19 am
Compressor pressure discharge, how does it change with MW?
By shahabas on 15 May, 2019 - 12:59 am
Hi, I agreed with you, but am posted about the turbine shaft speed control only. Am not post...
By shahabas on 14 May, 2019 - 1:40 am
hello Mr.CSA I answered as per Abdullah question. How the exhaust temperature increases...
By shahabas on 13 May, 2019 - 1:03 am
Hi sir, The IGV opening is propotional to the load requirement. if the load increases the the...
Honeywell TDC 2000 - Multi Function Controller
Backup procedure of TDC-2000 MultiFunction Controller
Manual for Bosch CNC Alpha 2
Bosch Alpha 2 Control seeking manual
RO Calculation for Flow Measurement
RO calculation for variable area flowmeter before it.
By d on 17 April, 2019 - 12:45 pm
Some seal gas installations also use a pressure regulator upstream of the variable area meter....
By d on 17 April, 2019 - 11:22 am
The RO's are likely for safety to limit the max flow. The variable area meters typically have an...
Grounding an Equipment Enclosure
Grounding an equipment enclosure to an available TGB
By d on 16 April, 2019 - 1:54 pm
Is this what you are dealing with? "Type 1 [NEMA] Enclosures constructed for indoor use to...
By magic_din on 16 April, 2019 - 5:38 am
I didn't state enough info. Assume no place to lug on the outside of enclosure, and no built in...
By Hugo on 13 April, 2019 - 4:54 pm
Depends, if you just need to ground the enclosure, bolt a lug on the outside and ground directly...
Should I use a Regenerative Drive?
Load is driving motor so motor is actually working as generator. Is there any advantage of installing Regenerative drive?
I am looking for anything about EBERLE PLC.
By Marko on 15 April, 2019 - 4:08 am
I have some old machines (30+ years) with Eberle PLS 514. I have O43 online module. What is the...
Air Extraction from Compressor Discharge
Cooling of extracted air from compressor discharge.
By Ramses GC on 9 April, 2019 - 4:44 am
Greetings, At the company where I work we have a 501G SIEMENS, and we are interested in...
Effect of Mass Flow Rate when using Orifice Plate
What would the effect on the mass flow rate be if a measurement orifice plate was added to the pipeline?
Removing Measurement Orifice Plates to Stop Restrictions in Pipeline
Question About Removing Measurement Orifice Plates to Stop Restrictions in Pipeline
By d on 29 March, 2019 - 4:17 pm
Unless you have pressure losses exceeding a few percent of the line pressure, it is minimal flow...
Synchronization in MarkV and MarkVIe
I want to discuss synchronization in detail including the logic of relays K25, K25P and K25X.
Difference between FF, HART, 4-20ma communication. Does a FF transmitter require 4-20ma signal?
By john on 21 March, 2019 - 8:43 pm
1. 4-20mA is an analog signal that is converted to a digital value at the host PLC, DCS, or other...
Mark VIe: Excessive Volt/Hertz Trip
Within five seconds after synchronization, GT is tripping on EXCESSIVE VOLT PER HERTZ trip.
High Exhaust Temperature Spread
Our GT, frame 6, Mark 6E, trips on high temperature spread when on gas firing mode.
Using SIL-2 Devices in SIL-3 Loops
Can we use two SIL-2 capable sensors in 1oo2 configuration in a SIL-3 loop?
Learning Supcon and Other DCSs
Posted by santosh sarma on 21 March, 2019 - 1:46 pm
Portability of things learned from using Supcon to other DCS