Intrinsic Safe & Non-intrinsic Safety Cables
Differences between intrinsic Safe & Non-intrinsic safety Cables
Instrument grounding: arguments needed...
By Curt Wuollet on 7 February, 2016 - 4:11 pm
If you wanted the best method to couple noise into a circuit for testing etc. you would wrap a...
MK5 Diagnostic alarm 0035
Need assistance finding solution to diagnostic alarm on (R ) core, 0035 DCC EEPROM TABLE CHECKSUM.
By topcat123 on 7 February, 2016 - 3:58 am
There is not a readily available spare DCC card. With the redundancy of S and T do you think I...
By topcat123 on 6 February, 2016 - 8:33 am
Unfortunately didn't see your last replies before my last actions. After checking for constant...
Calculation of AC Motor Power
I have a motor rate in lbs-ft, the power isn't on the nameplate.
By eng. mohamed on 7 February, 2016 - 9:24 am
I want to ask about the percentage of the power between the motor of submersible pump and shaft...
Connection between GE HMI Server and DCS
Using SIL-2 Devices in SIL-3 Loops
Can we use two SIL-2 capable sensors in 1oo2 configuration in a SIL-3 loop?
Laying of RTD heat tracing cables in Intrinsically safe and non IS categories
MODBUS Protocol and Solving Issues Using It
Posted by Alexandre Wipliez on 5 February, 2016 - 7:09 am
Looking some information around MODBUS protocol, how it works, how it's constituted and the problems occurred when he got created.
NEMA 4 Enclosure Installation Best Practices
How to install Free Standing Nema 4 Enclosure on concrete pad, with bottom entry conduits, while maintaining NEMA 4 Rating?
By Bob Peterson on 4 February, 2016 - 1:43 pm
I prefer type 3R enclosures. They often come with the whole bottom open. Cut what you have to and...
Calculating Pressure Transmitter Range
How can we test Rangeability of Pressure Transmitter?
Finding appropriate OPC for TXP-T2000.
RTD Cable Outer Sheath Colour in Hazardous Area
IS temperature transmitter in hazardous area. What colour shall the remote RTD cable's outer sheath be - Blue or Black? What if a thermocouple is used?
Innovative Control Sytems (Bedrock Automation)
Bedrock Automation Control Systems disrupting the automation world
By James Ingraham on 29 January, 2016 - 12:01 pm
Well, we still haven't heard from anyone actually using it. I'd love to know what the guys in the...
By Paul Tornabene on 27 January, 2016 - 6:05 pm
I am the Channel Sales Mgr.for Bedrock Automation. If you are interested I would be happy to...
By James Ingraham on 20 January, 2016 - 4:07 pm
I'm also quite interested in it. I've only heard of them through advertising and a handful of...
Yokogawa Test Function Centum VP
Error when trying to use virtual Test Function Centum VP
Mechanical Jacks Positions for Gas Turbine Casing Lifting
Why specific order for jacking of Gas turbine is followed before casing bolts opening and casing lifting?
Centum VP Time Sync WAC Router
Centum VP Time Sync - WAC Router and change FCS Time
Problem being faced in measurement of level of a tank under vacuum
Using a DP type transmitter to measure level of liquid in a tank under vacuum pressure.
By Jawahar bhattacharya on 24 January, 2016 - 2:25 am
Dear All From the long discussion I read regarding difficulties of measuring level in a vacuum...
Basic difference between Zone-2 and Zone-1 equipment
Exd/Exe equipment for Zone-2 and Zone-1
By oil & gas on 28 January, 2016 - 7:27 am
What are the five main Construction requirements of the field Junction box in non-hazardous areas?...
Electrical wiring color code standards
Posted by Larry Grayson on 3 August, 2004 - 4:05 pm
Looking for color standards for control wiring.
By Steve Myres on 27 January, 2016 - 8:47 am
I've used blue with an orange stripe for that scenario. Blue for voltage, orange for...
By Ken S. on 27 January, 2016 - 8:05 am
I understand that there are some differences with UL and NFPA 79. Generally we design the panels...
By Ken S on 21 January, 2016 - 9:16 am
My question is in regards to the UL color code " Orange - ungrounded control circuits or other...
DC Master/Slave with kbsi-240d
Position sync with 2 dc motors with with kbsi-240d
Looking for alternative OPC Server for Yokogawa Centum VP DCS
Digital and Analog I/O - basic info
Posted by Daniel Johnson on 8 January, 2001 - 9:43 am
I need to know the application difference between digital I/O versus analog I/O and advantage and disadvantage in between.
Can H05VVC4V5-K Cable Be Used for 4-20mA and RTD Signals?
Cable has Overall Tinned Copper Braided shielding which protects the signals against EMI. Not sure whether it is having Twisted pair construction.
Do We Need Schedule Replacement for Field Critical Instruments?
Do we need schedule replacement for critical valve accessories and critical process measuring transmitters according to their life time?
By Bob Peterson on 22 January, 2016 - 10:26 am
Why would you want to mess with something that is working? I would suggest things subject to...
My earthing/Ground pin shows voltage
Posted by Prof R K Gupta on 13 November, 2012 - 7:30 am
The earth pin of my domestic power supply is showing voltage since one month
By Balan on 20 January, 2016 - 4:43 am
Even I had faced this issue a couple of days back, when in investigated I found that there was a...
Hooking Up Machine That Is 208 in 240 Voltage
My house is 240 and I want to hook up a piece of machinery that is 208.