circuit voltmeter

circuit voltmeter,

n the device on the radiograph machine that records the line voltage on the circuit prior to the voltage being augmented by the transformer. Also may be used to measure the kilovoltage produced by the action of the transformer.
References in periodicals archive ?
Tenders are invited for Edgewise Scaled Illuminated Dial, Moving Iron, Auxillary Circuit Voltmeter Suitable For Electric Locos,Dial 0-600V/0-35 Kv, Full Scale 600V Ac,Conforming To Clw Spcn.