"These Sigma Series of DE moving iron panel meters are housed in moulded polycarbonate cases and are suitable for the measurement of AC currents for a frequency range of 15-400Hz and voltages in the frequency range of 15-100Hz.Available in variety of sizes for both Ammeters & Voltmeters. Scale interchangeability. Near linear scale. Glass filled polycarbonate housing. Knife edge pointer. Easily replace able glass and bezelCurrent Type = ACCutout Size = 68 x 68 mmCutout Height = 68mmCutout Width = 68mmMaximum Displayed Value = 300VDepth = 54mmMinimum Temperature = -10°CMaximum Temperature = +55°CMeasurement Range = 0 - 300V acMeter Type = Moving Iron"

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