DATELs DMS-20PC-3-LM is a low-cost, self-powered, 2-wire digital voltmeter designed for monitoring 480Vac 3-phase primary power. The DMS- 20PC-3-LMs unique power-supply design allows a single model to operate from 350 to 600Vac (47-63Hz). The meter requires no external components or auxiliary power for full operation! Its large, 0.37"/9.4mm, bright red LED display is easily readable under virtually all lighting conditions.

FEATUREs
• Self-powered, two-terminal operation
• 350 to 600Vac operating input range
• Half-wave averaging, rms calibrated
• Large, easy-to-read, bright red LED display
• Rugged, epoxy-encapsulated construction
• Built-in bezel for panel mounting
• Reliable screw terminals for easy installation
• Small 1.38" x 0.88" x 1.0" package