Digital and Analog Meter
NTM meters from Otek Corp. offer a digital display and tricolor bargraph with color set point. No moving parts make the instrument durable. The NTM-3 is an ANSI 4-inch switchboard replacement meter available in plastic or metal housing. It meets military or nuclear specifications. Build as many as three channels, all housed in one meter — loop, signal or externally powered. Have the accuracy of a digital meter and the low power consumption of an analog meter.