MS-485 PVG SPOT REFLECTING GALVANOMETER

Used to detect low currents as of micro ampere. Readout is a bright
circle of light on a 200 mm. scale divided in mm. and marked 0-200
and 100-0-100 for left hand or centre-zero operation respectively.
Movement enclosed in a metal case, is protected against overload.
Calibration accuracy 1%. With range and zero adjustment controls,
two 4 mm. socket terminals for input, fuse and indicator lamp to
show operation of bulb. Range control with positions for Direct
(max. sensitivity), x 1 (internal shunt giving highest sensitivity at
near critical damping), x 0.1, x 0.01, x 0.001. Supplied with
operating manual.