Safety valve installation and maintenance and precautions

Safety valve installation and maintenance and precautions The safety valve is a kind of valve for safety protection. The opening and closing part of the safety valve is normally closed under the action of external force. When the medium pressure in the equipment or pipeline rises and exceeds the

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DF9042 Rotating Machinery Eccentricity Monitor

Detailed introduction DF9042 Rotating Machinery Eccentricity Monitor SZC-04/SZC-04B/SZC-04F/85700/85790/JMS/HY-01/XSM/DF9011 intelligent tachometer monitoring and protection device XJP-10B/02A/42A/XSV-01/SQY01T/MFT/SQY11-04/RAS/SKY/SZC/SQYC/CS-1/SQY01/QYDPM/SQY08TD intelligent speed digital displ

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VB-Z470, VB-Z470B positive and negative speed monitor

VB-Z470, VB-Z470B positive and negative speed monitor 1. Highly intelligent, parameter settings for full board operation. Suitable for long-term online monitoring, easy to install and debug, no on-site maintenance. 3. Zero speed, forward and reverse, alarm, dangerous switch output. 4. With 4 ~ 20m

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What are the uses of LED portable light

What are the uses of LED portable light: 1. Multi-purpose lamp, can be used as a fixed lighting, can also be used as a searchlight to meet the lighting needs of different customers; 2. At the same time, it has the functions of gathering, floodlighting and red/yellow warning to meet the lighting

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Renovation of old communities cannot rely on "one hand"

With the development of China's economy, people's living standards continue to improve, and due to the passage of time and certain historical reasons, many supporting facilities in old communities have begun to age, and public services cannot meet the needs of households. , The other party

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Lifebuoy operation

In the market, swimming buoys and life buoys are obviously different and used. Life buoys are a type of water life-saving equipment. They are usually made of cork, foam or other light materials with a small specific gravity, and are covered with canvas and plastic. 1. Preparation 1. Wear labor p

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