Maintenance procedures,regular equipment testing,adjustment regulations
(1)Check the connection of the terminals in the PLC cabinet every six months or quarters,and reconnect them firmly if any loose parts are found;
(2)Re-measure the working voltage of the power supply in the cabinet to the host computer every month;
保养规程、设备定期测试、调整规定
(1)每半年或季度检查PLC柜中接线端子的连接情况，若发现松动的地方及时重新坚固连接;
(2)对柜中给主机供电的电源每月重新测量工作电压;
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