Magnetic sensor with Amplifier Module (1-99,999 RPM)

MT-190W or MT-190P: Amplifier extends
operating gap to 0.25 inches (6.35 mm) from the
target. Frequently used on gears as the M-190, but
can also sense bolt heads or shaft keys and provides
a 0-5V TTL output signal. Common usage:
Ferrous metals including bolt heads or shaft keys
in addition to gear teeth.
Distance 0.1 target (2.5mm) min.
Speed Range 1-99,999 RPM
Operating -100