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Everyone is welcome to share their opinions! This post was last edited by baodingzhai on 2009-4-21 16:30]
Why are there no HONEYWELL transmitters? ? ? It works pretty well; it has to be the original version, and the price is low too.
I think, in principle, the measurement principle of EJA is slightly better than that of Rosemount, which is reflected in the more severe zero drift issue with Rosemount devices
Is the zero-point drift of Rosemont severe? Which series?
Are there too many fake Rosemount products? I still want EJA.
Since ROSEMOUNT’s transmitters are currently the leaders in the world, thanks to their advanced and mature manufacturing processes that have led to the development of the HART protocol as a global standard, they are undoubtedly the best choice if there is also a price advantage
3051C, dual capillaries, in winter
Rosemount entered the Chinese market early and conducted effective marketing, which is why people have a good impression of it; actually, EJA is also quite good
The lead time for Rosemount is way too long; it seems that the EJA is manufactured in China.
Is there an issue with the selection? The silicone oil in the capillary must be suitable for the ambient temperature!
Everyone, note that it’s 2051, not 3051
ROSEMOUT 3051 and Yokogawa EJA series are the preferred choices.
I have been using EJA transmitters, and if the selection is correct, they are quite good
I think it’s from the 3051CD series; it has good quality and features
For those that have been used, Rosemount is the best choice. I haven’t used EJA yet, so I’m not sure how good it is
EJA models are used; there are many counterfeit Rossmount versions, which suffer from significant zero drift. Moreover, their physical dimensions are larger than those of EJA models, and EJA models are produced by Sichuan Instrumentation
Of course, 3051 and 2051 can be ignored
In our plant, Rosemount is generally used for measuring pressure and pressure differences in air separation systems, while EJA is typically used for measuring liquid levels in vaporization units. Rosemont is a good choice when diaphragms are not used, whereas EJA is preferable when diaphragms are employed.