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ISO1003-xx-x - Two Wires 4-20mA Isolated Signal Transmitter
ZL50130 - Ethernet Pseudo-Wires across a PSN
ISO4-20mA-F - Two wires powered to sensor
ISO4-20mA-P - Two wires 4-20mA Isolation Amplifier
M2201 - 2-Wires 1 Kbit x8 Serial EEPROM
