Transmitter supply isolator, 2-channel, operating voltage 19.29 VDC, supply of transmitters in 2-wire technology with HART communication and connection to active 2-wire and passive 3-wire transmitters, input circuit: 0/4...20 mA, output circuit: 0/4...20 mA, SIL 2, removable terminal blocks, screwable with 2 mm test socket, all-round galvanic isolation, input protected against reverse polarity, TR CU