Emerson 5300 GWR and sludge!
We have an Emerson 5300 GWR LT! Sometimes, the level fluctuates severely. After we open and inspect the chamber, we find the rod clean but sludge in the chamber drain. After flushing the chamber, the level goes back to normal. How does this sludge cause this problem when the rod itself is clean? Can ...
Pulse or analog for custody transfer?
Since most Coriolis transmitters provide both pulse and analog 4-20 mA outputs for the reading, which works better for liquid custody transfer where the reading goes to a flow computer and why? How about the digital HART output from the transmitter? ...
Critical spares for plant instruments
I have to choose the critical spares for our plant instruments. I need to consider instrument reliability, manufacturer reputation, lead time, pricing, etc. I don't have any data on instrument failure in this plant. I'd appreciate if someone here can tell me how to design a good critical spares stra ...
Air flow meter for air handler filter?
Hi, I'm designing an air handler for filter testing. I need high accuracy flow measurement across the full 24" x 24" cross section. What do you suggest? ...
Wireless device on established system?
We need a new level and temperature system for a pump controlled by the process variable, and we want to go wireless. Can we set up a wireless device in the field and incorporate it into our current business planning and control system (BPCS)? ...
Monitoring dusty gas in ducting pipe
We have a case for monitoring dusty gas flow in a ducting pipe with a diameter of 4 meters and gas temperature up to 600 degrees Celsius. What kind of product should we choose? ...
Analog and digital communication
Hi, I am new to instrumentation and need to know the difference between HART and FOUNDATION Fieldbus. I mean, the process range usually converts from HART to 4-20mA, but what about FF communication? ...
Pharmaceutical plant asset management
Hello. I work at a pharmaceutical company, and we need options for plant asset management and condition monitoring. Could you tell me more about PAM and help me come up with ideas for our 4-20 mA plant? ...
Output trim for Magnetrol Eclipse 705?
Hey, we have a Magnetrol Eclipse 705 in the seal oil drain tank of a 7FA GE machine. I need to zero trim it, but when I connect it to the HART communicator, it asks for authorization. Help? ...
Monitoring compressed air filters!
Hi. I have a filter on my compressed air line, and I'd like to monitor it. How can I do that? ...