Sifam Tinsley Sigma Frequency Control Analogue

The pointer type frequency meters housed in moulded polycarbonate cases are suitable for the measurement of frequencies in the range of 45-65 Hz.
For maximum accuracy, the essential measuring range is obtained by supressing the unwanted frequency span. These Frequency Power Meters offer several advantages in switchboard and Generating Set Panels.

Linear scale
Glass filled polycarbonate housing
Kinfe edge pointer
Easily replicable glass and bezel
Panel mounting
45-55-65 Hz frequency range