May 13, 2026, Cumming, Ga. — AutomationDirect now offers STAHL Zener barriers and intrinsically safe isolators as an expansion of their safety product offerings. This expanded lineup adds single- and multi-channel support for the following input signals: zero-potential contacts, vibration transducers, 7.5 VDC load cells, analog current transmitters, frequency inputs, RTDs, thermocouples and potentiometers. Analog modules offer HART communication…