Mutual Interference and Coupling Response of Multicylinder Vibration among Combine Harvester Co-Frame

Table 2

Performance index and parameter of the DH5640 photoelectric sensor.

Instrument	Performance index	Parameter	Performance index	Parameter
DH5640 photoelectric sensor	Service voltage (Vdc)	5	Excitation voltage (Vdc)	0.3 Vcc
	Working current (mA)	50	Intensity of illumination (LUX)	<100
	Range (rpm)	20000	Size (mm)	φ21 × 94
	Monitoring distance (mm)	70	Working temperature (°C)	−10–60