The 70 Series comprises a range of multifunction devices that allow monitoring of undervoltage and overvoltage, phase sequence and phase failure.

Features include (according to Type):

• Multifunctional types, providing the flexibility of monitoring Undervoltage, Overvoltage, Window Mode, Phase rotation, Phase loss, Asymmetry and Neutral loss
• Colored LEDs for clear & immediate visual indication
• Modular housing, 17.5 or 35 mm wide