Recent content by stug

  1. S

    Zone 2 - I.S Barrier

    Hi. I have a Rosemount 2700 Micromotion flowmeter (Non-I.S model) which is in Zone 2 hazardous area connected directly to a non I.S Siemens analogue input card. The transmitter has a separate 24vdc power along with an 'Active' 4-20mA output Questions - 1. Do I need a barrier as its in Zone 2 ...