Type Filter	Driven Gravity
Shape Filter	Double needle Single needle
Incremental rotation direction	Clockwise Counterclockwise Center Clockwise Counterclockwise
Axis lead	0.5 1 2 2.5 3 4 5 6 8 10
Rotation ratio	9 12 20 25 30 36 64 1/10 1/12 1/20 1/30
brand	ELESA IMAO

Indicator