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May I ask what the current price of mass flow meters is? Which is better, abroad or at home? It is mainly used in the quality-controlled loading systems of storage, transportation, and loading lines; are there manufacturers with mature applications for it? Thank you! Reward points!
Mass flow meters are relatively expensive; those with a DN50 size cost around one hundred thousand or so. It is still necessary if used for measurement; if the accuracy requirement is not high, other flow meters can be used. Gaoyun’s mass flow meters perform well.
There are hardly any domestic ones; they are all imported and very expensive. Mass flow meters mainly include differential pressure type (Emerson), Coriolis type (E+H, Yokogawa), and thermal type (FCI, for measuring gases).
In terms of mass flowmeters, foreign manufacturers do hold a monopoly in this field. The main ones are: 1. Rosemount – price: over 100,000; 2. Yokogawa EJA – slightly cheaper in price; 3. E+H – more expensive, but of very high quality. Domestic flowmeters aren’t as good; I’ve never used them, and I’m not really willing to try them!
If it is to be used in trading facilities, I recommend using high-precision Rosemount (Emerson) meters; the downside is their higher price. Another option is E+H meters, and Yokogawa meters are said to be good as well, though I haven’t used them. However, if it’s not for trading purposes but merely for measuring flow in and out of devices, I suggest choosing process-control-grade mass flow meters, whose accuracy can reach around 0.2%, which is acceptable. Moreover, the price is not high either; generally, those with a 50-caliber diameter cost around 80,000 yuan, while Rosemount models cost 100,000 yuan. For domestically produced models, I think the Xi’an Dongfeng ones are quite good at the moment – they are stable in performance and not expensive; a unit priced at 50 is around 50,000 yuan. If cost is a concern, they represent the best choice
ROSEMENT is good; it is the birthplace of mass flow meters.
Are there manufacturers with mature applications in qualitative loading systems?
Rosemount, Yokogawa, and E+H are all quite good, but their prices are a bit high; the quality of domestic products still can’t compete.
We have always used HIGH PRECISION MASS SPECTROMETERS (MICRO MOTION)! ! The price varies depending on the specifications; it’s probably in the hundreds of thousands. You can consult the manufacturer or distributor directly! !
Small companies generally can’t afford this stuff; it costs over a hundred thousand!