Instrument vibration test

Operation steps: Place the tested instrument on the vibrating table with the front side (side) facing up (the table must be covered with rubber pads); Adjust the instrument and place it in the center of the table, and use two matching fastening straps to press the tested instrument into the cross Type fixed. Turn the power switch of the vibration table control box to the ON position to turn on the power. At this time, the fan in the case starts to start, and the digital display screen flickers; Steps to start the operation: Place the tested instrument on the vibrating table with the front (side) facing up. Rubber pads must be laid); Adjust the instrument to the center of the table, and use two matching fastening straps to fix the instrument under test in a 'cross' shape. Turn the power switch of the shaker control box to the 'ON' position to turn on the power. At this time, the fan in the chassis starts to start, and the digital display screen flickers; rotate the start of the start to the 'ON' position, the shaker starts randomly, and press The vibration program has been set to perform the sweep frequency vibration test; after the frontal vibration is over, place the tested instrument on the center of the table with its side face up (the side with the larger area), and press the 'ten' on the tested instrument with the matching fastening strap. The font is fixed, press the red reset switch to perform vibration test; after the vibration program of the two tests, turn the start switch to 'OFF' to turn off the control signal, and then turn the power switch to 'OFF' to turn off the main power supply. Take off the tested instrument and check its appearance and electrical performance indicators. Test requirements: During the operation, handle the tested instrument gently to prevent damage to the appearance of the instrument; it is required to place the tested instrument as perpendicular to the center line as possible to ensure the uniformity of vibration; the instrument should be placed on the leather pad , When tightening, be careful not to tie the straps on the switches, buttons, display screens and characters; during the shaking table test, a special person must be on-site to look after the vibration, and adjust the placement position of the tested instrument in time. Prevent damage to the appearance and machine falling; because the vibration program has been set, it is usually automatically controlled according to the program, and other adjustment knobs on the control box and internal parameters are not allowed to be adjusted at will. If the vibration program needs to be changed, it must be adjusted by a dedicated person. During the operation, if any abnormality is found in the vibration table, the power must be turned off in time and reported for solution.