VB-Z434 four-channel vibration monitoring protection instrument provides economical continuous monitoring and protection function for large rotating machinery. It can measure vibration velocity or vibration displacement of bearing seat, housing or structure, and can complete the early warning and alarm of unit operation state. Applicable to petrochemical, oil and gas, power generation, water treatment, pulp and paper, mechanical processing, mining, cement and other industries. It includes large feed water pump, chemical process pump, large cooling tower fan, tunnel fan, blower, induced draft fan, coal mill, centrifuge, mixer, large mixer, turbine compressor, reciprocating compressor, driving motor, generator, water turbine and other large rotating machinery.

· Input power protection function.

· The sensor sensitivity, alarm value, danger value, alarm delay, range and other parameters of each channel can be set by touch screen.

· 4 channel vibration sensor input.

· Support ICP/IEPE acceleration/speed sensor, magnetoelectric speed sensor, eddy current sensor.

· 3.5-inch capacitive touch display, man-machine interface.

· Channel measurement value proportional progress bar display, resolution accuracy of 1%.

· 4 channels analog output.