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Hello, I'm looking for references and/or comments about the effects that can be produced from a Electromagnetic Pipeline Mapper (e.g. Link) on a magnetic flowmeter. I'd like to know any obstacle or special consideration when using both equipments at same time on a pipeline (water) of more than...

Thanks a lot for your recommendations! Danny Alarcón

Thanks for your recommendations! The tunnel will have a communication system via a leeky feeder system (http://goo.gl/McC6e), so this RTU (which have built-in I/Os and processing capabilities) will measure the gases concentration through the instrumentation, send it by the leaky feeder system...

Hello I'm working in a project that involves an underground tunnel for mining. In the construction process the excavation team wants an panel with an RTU (remote terminal unit) sensor, and signaling, mounted in a mobile rack that could be close to the excavation team in order to monitor the...

Hello, I'm working in a project that consists of a new underground tunnel for mining exploration, this tunnel is 5-meter diameter and 800-meter length. Our client has requested a Gas Monitoring System for assuring the best conditions for working. The gases requested are: - Oxigen (O2) - Carbon...

Thanks a lot for all your answers, I've decided to use the submersible. In relation to 'refeeence tube' you've mention the instrument's reading problems caused by condensation, would it be enough to use some desicant. Thanks a lot for your time. Danny Alarcón Saldaña GMI Ingenieros Consultores...

Greetings to everyone, This is my case: In a project where my team choose the instrumentation and control system we have some water wells (undergroung, as shown in picture) inside these wells there will be submersible pumps at 180 m of depth, also the well depth is close to 220m. I'd like to...

Gunnar & Zappnedagain, thanks a lot for your informatión, I've found the link very useful. Best Regards Danny Alarcón GMI Ingenieros Consultores Lima - Peru

Hi to everyone, I've looked into Siemens Catalog "Siemens IK PI 2009" and at page 4/25 the profibus cable is described as '02YSY (ST) CY 1 × 2 × 0.64/2.55-150 KF 40 FR VI' I'd like to know what does 'YSY' 'ST' 'CY' and 'KF' mens. I've searched on internet and i haven't found any article...