MAIN CHARACTERISTICS range of product VIGILOHM device short name XM300C type of measurement NT INSUL RTC E LKG C signal contacts composition 3 C O earthing system IT display type LCD scale 0.1..999 KOHM fail safe feature WITH [Us] rated supply voltage 115...127 V AC 5060 HZ TOLERANCE - 15...10 mounting position HORIZONTAL MOUNTING COMPLEMETARY CHARACTERISTICS [Ue] rated operational voltage