Digital panel meters Features: Crisp, bright, flicker-free led display Pre-calibrated meters Latest lsi ic technology Auto polarity and auto zero Compact design Robust terminals Solid-state circuitry Prompt service support International styling Parameters: Ac volt Dc volt Ac current Dc current Specifications: Aux supply : nominal 240 v ac (170-270 v ac) Accuracy : class 1 [+/- (1% of full scale + 1count)] For hz. Meter: 0.1/0.01 hz. Resolution : 1 count in 100 counts or better Display : 3 + / 3 digits Burden : 0.2 va max. 3 va max. On auxiliary supply Ambient : 0-50 ª c humidity < 95% Weight : 320-700gms depending on model Dimension(mm) : 48x96, 96x96, 72x72 Mounting : panel mount Dimension(mm) : 48x96, 96x96, 72x72 Mounting : panel mount