Part No : FM 803
This Timer is specifically designed for use with the hydraulic drag damper Test jig for the Helicopter rotor assembly. It measures the time required for the inward or (up) movement of the plunger as well as the outward (down) movement of the plunger. It is an electronic digital quartz controlled time measure device.
Clock : 4 Digit LED display with decimal point.
0 to 99.9 seconds in two ranges as indicated below, selected by a front panel switch.
Built in quartz crystal oscillator having an accuracy of better than 0.01%
Input From limit micro switches on the test rig for 'Start Stop' action
Built to be operated in a protected environment and has been ruggedized for military use.