in reply to: Re: Multidrop HART and Intrinsically Safe posted by Romilly Bowden on 17 August 2001 at 19:51:27.
Why not 15 devices, theoretically I can use intrinsically safe power supply (18 VDC & 60mA)
which fulfill Group IIB requirement?
And then use Ex Hart modem to communicate with all of them?
By the way I have Ex Hart modem portable and I'm looking for DIN mounted for pernament use.
NIVELCO-POLAND Sp. z o.o.