The automatic sampler is designed to be maintenance-free. If it is operated for a long time without maintenance, it will be blocked by impurities such as discarded fuses, detonating tubes and packaging bag mesh, and will not leak. The following is the calibration of the relevant sampler. Section explanation.
After the installation of the sampling machine is completed, the wiring is connected according to the wiring requirements and there are no problems, then the equipment can be calibrated and tested. By manually opening the gate, you should be able to easily adjust the sampling spoon to the inner position, and then turn on the main switch. , then the display light is on. Place the PLC display light switch in the RUN position. After 10 seconds, the motor will run. At this time, the sampling spoon should run away from the transmission mechanism (motor), or a person can stand on the side of the motor and observe that the motor should move counterclockwise. Direction of operation, otherwise, interchange the two cables connected to the motor. When adjusting the motor wiring of the automatic sampler, be sure to wait for 5 minutes after the power is turned off and the frequency converter indicator light goes out before proceeding. After adjustment, it can be put into trial operation. When the sampling spoon stops at the 2nd end, its parking position should be at the gap outside the sampling section to ensure that no coal slurry enters after the sampling spoon stops at the 2nd end. According to Adjusting the installation position of the controller can adjust the docking position of the sampling spoon. The vertical storage position of the controller and the control panel should be between 2-4 mm.
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