DIGITAL VOLTMETER; PANEL; DISPLAY TYPE: LCD DISPLAY; DIGIT NUMBER: 4 DIGITS; DC VOLTAGE RANGE: 0 TO 50V; CURRENT TYPE: DC; POWER SUPPLY: 12 TO 24V; OUTPUT SIGNAL: 4-20MA; COMMUNICATION INTERFACE: NO COMMUNICATION INTERFACE; WIDTH: 96MM; HEIGHT: 48MM; DEPTH: 111MM; ACCESSORY: NO ACCESSORIES; REFERENCE/MANUFACTURER: MT4N-DV-EN/AUTONICS;