Illumination options include overhead, light box and LED forms. Overhead is available for all sizes of style W and WF, with the unit containing Ø6mm 6V, 12V, or 24V festoon style lamps. Light box illumination is available for all styles of FR29 and FR39. The unit is available with 6V, 12V, 24V festoon style or T1¾ flanged lamps. T1¾ flanged LEDs are also available in either 12V or 24V. Internal LED illumination is available for all sizes and types.
The meters feature a taut band core magnet movement with a compact 26mm diameter barrel. This rugged movement means that the meters are ideally suited for both portable and fixed applications. There is also no calibration effect when mounted on a ferrous panel.The units are constructed of transparent acrylic front and high impact translucent rear body moulding. Masks and bezels are moulded in black ABS. The white tube pointer, flattened arc scale and black dial are designed to be easy-to-read.