Liquid Fuel Coming from AA2
what can be the reason of liquid fuel coming from AA2 drain point (tell tale leakoff) point?
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 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...
Level Measurement for Liquefied Hydrogen
Level measurement for liquefied hydrogen storage tank
By d on 13 June, 2018 - 10:40 am
For large ground based storage (low pressure), double walled, vacuum insulated storage tanks, just...
By biky on 12 June, 2018 - 1:15 am
Thank you David & RoyMatson for your kind informations. As per your suggestions, I also want...
Retrofitting/upgrading MARK IV control system with Siemens to gain MARK VIe benefits
on 7 May, 2018 - 10:39 am
Anna Kendrick (or SaraAsghariii), This is a very interesting post: Replacing a Mark IV turbine...
Solo Controllers By Automation Direct?
Looking for honest reviews of SOLO temperature controllers by Automation Direct.
Single transmitter for two ESD outputs
Single transmitter for ESD on HH and LL
Non-Nuclear Density Meter For Slurry
Posted by Austin Bell on 24 April, 2012 - 2:27 pm
Does anybody know of a non-nuclear continuous in- line density meter for slurry?
Sending Flow Meter Information to RTU
Sending the flow meter information to RTU with keeping the 4-20 ma to base monitor.
High leg on 3 phase power
I have 3 phase power that has a high leg of 211 volts to ground. The other two legs are 120 volt to ground. Is it fine to run a three phase machine on this voltage?
By James williams on 7 June, 2018 - 6:48 pm
Well Said. Not to say that we all didnt have to learn from someone but this stuff is not a good...
Ingersoll Rand Inlet Valve Problems
Getting a "inlet valve rotated" error code on a 1990 SSr-Ep-75
Loadcell Strange Behavior after Calibration
The loadcell keeps showing decreasing values in the output. The calibration of the loadcell has been done with very small weight compared to tank capacity.
By FATIH TURAN on 30 May, 2018 - 12:27 pm
You would have to apply minimum 10% of the maximum weight to test the calibration. In your case it...
By dave on 21 May, 2018 - 7:44 am
Sounds like drift in your transmitter/converter electronics. 1. device age (in service) as it...
Cybersecurity in the I&CS World
Automation World article details risks and countermeasures relating to securing networked automation systems.
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...
How to Configure a Combined Guided Wave Radar Transmitter
Posted by Amar DAMENE on 20 May, 2018 - 1:55 am
How to setup the LRV and URV for a combining guided wave Radar with Rosemount Chamber
By a062549 on 30 May, 2018 - 2:11 pm
I believe the total length is what your after, not the distance to each connection point?...
Wrong Thermocouple Extention Cable
Posted by Benjamin Pazolli on 29 January, 2013 - 12:24 am
What is the error if you use a Tx cable with a K thermocouple?
By dave on 29 May, 2018 - 6:45 am
And a bucket of ice for the cold junction for pre-startup steam turbine testing >I'm old and...
By E&I Tech on 21 May, 2018 - 6:00 pm
>I cannot believe we are discussing the relative merits of >doing something in various wrong...
Coriolis Meter Vibrations
Could external pipe vibrations cause errors in Coriolis measurement?
By Fabrício on 29 May, 2018 - 6:21 am
If the Coriolis flowmeter works in high frequency, the pipe vibration will not affect the...
By d on 25 May, 2018 - 10:24 pm
Interference by mechanical vibrations not likely, but you do have to consider the flow pulsations....
Can someone elaborate 3-point step control on Auto and Manual mode in general?
Barriers for Pressure Sensors, Temperature Sensors, and Solenoids.
Requirement of barriers in control panel (safe area) for instruments (sensors & solenoids) which are in gas group IIA/IIB. (application compressor)
Anemometer - Modbus or NMEA Behaviour Differences.
Trying to understand the likely difference in behaviour beween modbus and NMEA0183 choice for an ultrasonic anemometer that supports either
Difference Between Orifice Flow Meter and Ultrasonic Flow Meter
we have problem in gas consumption according to difference between orifice Flow Meter and Ultrasonic Flow Meter.
Differential Pressure (Flow) Measurement
Flow (based on orifice + differential pressure) calculation in DCS/PLC software
By W.L. Mostia on 4 May, 2018 - 4:20 pm
I believe one of the equations is given below is similar to your equation: Q=Cd Ao...
By Arthur Mayclin on 4 May, 2018 - 8:58 am
If you have the orifice plate design data, and don't want to get wrapped up in the actual...
By PolyT on 2 May, 2018 - 3:46 pm
Thanks again Bill for the valuable info, I have checked the proposed sizing programs, especially...
Calibration of MagMaster Flowmeter
Posted by Danilo Gacevic on 4 May, 2018 - 12:39 pm
How to choose "Snsr Fact 1" to "Snsr Fact 4" parameters in MagMaster "SENSOR CALIBRATION" group?
Modbus Control for Digital Dial Gauge Data Logger
Have an 8-channel Modbus data logger for reading 8 digital dial gauges from China and need some assistance with its Modbus communication.