4-20mA
input with superimposed HART digital protocol signal

Isolates Loop, Lets HART Digital Signal "Pass Through"
4-20mA
output with superimposed HART digital protocol signal
 

HIT
4-wire line-powered
(24Vdc, 117Vac, 230Vac)
HIX
2-wire loop-powered
(12-42DC)

Thermoplastic DIN-style
(G-type and Top Hat rails)