Features

■ Ripple free active energy pulsed output

■ Direct stepper counter drivers

■ Shunt, current transformer, Rogowsky coil

sensors

■ Live and neutral monitoring (STPM13/14)

■ Easy and fast digital calibration at only one

load point

■ No-load, negative power and tamper indicators

■ Integrated linear VREGs

■ RC (STPM11/13) or crystal oscillator

(STPM12/14)

■ Support 50 ÷ 60 Hz - IEC62052-11, IEC62053-2X specification

■ Less than 0.1% error