Recent content by Welsh Rich

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  1. W

    Ex d (or Ex m) solenoids with Ex ia switch-boxes/position transmitters

    This is really helpful - Confirms my suspicion but it's great to hear first hand! Thanks you :)
  2. W

    Ex d (or Ex m) solenoids with Ex ia switch-boxes/position transmitters

    Hi Dave, Thank you for the response. I have a basic understanding of the different types of protection but my question is more about industry practice. For example, in a Zone 1 application I believe/suspect that it's fairly common to apply different protection concepts in the same area (eg...
  3. W

    Ex d (or Ex m) solenoids with Ex ia switch-boxes/position transmitters

    Hi, Apologies if I'm posting in the wrong place but I'm new to the forum We're developing a condition monitoring sensor for actuated valves and have run into a technical question that I'm struggling to answer. Does anyone have any insight into how common it would be to have an actuated valve...
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