Thermal Gas Mass Flowmeter,Thermal Gas Mass Flow Meter,Thermal Mass Flow Meter,Thermal Mass Air Flow Meter Jingsu Huaerwei Science and Technology Group Co.,Ltd , https://www.huaerweiflewmeter.com
1, the staff on duty shall not be good at job vacancy or do anything other than work. 2, new arrivals have not mastered the rules and regulations before, there must be a master instructor. (3) Before starting the equipment, the necessary checks should be carried out: (1) Check whether the motor is damp and damaged by insulation; (2) Check whether the circuit is intact and whether the connection of zero (ground) Requirements; (3) mechanical parts are stuck or loose; (4) leakage protector inspection machine is good. 4, turn on the power, push and pull the switch, the hand should be dry with insulated gloves, standing on the insulation pad, and push the foot knife. 5, after the power is turned on, it should be started within 5 seconds, such as can not start or after weakness, should immediately disconnect the power, check the motor and wiring. 6, open-air pump, you must prevent the sun and rain, there should be protective measures. 7, operating pump instrumentation, tools to test the motor surface temperature and leakage, prohibit playing barefoot, with wet hands to touch the running pump and submersible pumps or connected to the metal pipe. 8, moving the pump, you must stop power off before. 9, equipment operation, the duty staff should carefully listen to the sound equipment, observe the pressure gauge, ammeter, voltmeter and indicator lights are normal. 10, equipment operation, shall not carry any endangering the safety of any repair. 11, a temporary blackout, on duty personnel may not leave the scene, and should turn off the power to wait for the resumption of operation. 12, standing in the water or humid place is not allowed to push the door, the switch should be clearly marked on the switch. 13, pressure gauges every six months or a year to check the calibration time. Stopping the gauge should point to zero, such as the occurrence of abnormal conditions should be promptly repaired or replaced. 14, Do not close the valve when there is no water to open the pump, impeller may not reverse rotation. 15, the pump room should always be kept clean, if oil and other substances, should be promptly removed. 16, duty on and off ladder to pay attention to safety.