Posts Tagged HART transmitter

February 2: A day to look back

Yesterday and today, people all over Chicago and the Midwest were looking at pictures from last year. We had 22″ of snowfall in one day. The roads were closed. The airports were closed. Even the Lesman offices were closed. And today’s weather forecast? 45°… in Chicago… in February.

This morning in Pennsylvania, a groundhog named Phil came out, looked back, and saw… his shadow.

All this looking back made me a little reflective myself. I’ve been writing this blog for about 6 months now. So I thought I’d take a minute and recap the articles people keep coming back to read:

Read the rest of this entry »

, , , , , , , , , , , , , , , , , , , , , , ,

Leave a comment

How does adding a 250-ohm resistor make HART work?

Sometimes there’s a problem getting a loop powered HART instrument to communicate when it’s on the benchtop, but it communicated fine when wired in the field.   Why is that? Read the rest of this entry »

, , , , , , , , , , , , , ,

Leave a comment

Follow

Get every new post delivered to your Inbox.

Join 200 other followers

%d bloggers like this: