Distributed wave recording system integrated with small-current grounding line selection function
The invention relates to a distributed wave recording system integrated with a small-current grounding line selection function, and the system comprises a management machine, wherein a signal input end of the management machine is connected with a plurality of collection terminals, and a signal outp...
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| creator | LI NAIYONG FAN RONGQI LI JING SHI XINGHAO GE NING WANG YAFEI WANG SHOUXING XU TENGFEI LIANG ZHENGTANG YANG LI FAN YUAN LI YUDUN MENG LINGJUN CHEN CHUANQI XU JIANBING MA LIANG LI CONGCONG LI NA LIU ZHEN CHEN BOTAO CHEN XUEHAI JIN YUNCHANG WANG HONGFU YANG WENJIA GAO JINWEI LUAN GUOJUN XU QINCHAO |
| description | The invention relates to a distributed wave recording system integrated with a small-current grounding line selection function, and the system comprises a management machine, wherein a signal input end of the management machine is connected with a plurality of collection terminals, and a signal output end of the management machine is connected with a display screen; wherein each collection terminal comprises a mutual inductor for acquiring analog quantity signals, a first optical coupling circuit for acquiring switching value signals, a first B code interface for acquiring electric B code signals and a first power supply module. An SFP interface is connected to the management machine, and a first relay is connected with a first alarm. The management machine comprises an optical receiving module for receiving signals acquired by the collection terminals, a second optical coupling circuit for acquiring switching value signals, a second B code interface for acquiring photoelectric B codes, a second AD conversion |
| format | Patent |
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An SFP interface is connected to the management machine, and a first relay is connected with a first alarm. 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An SFP interface is connected to the management machine, and a first relay is connected with a first alarm. 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wherein each collection terminal comprises a mutual inductor for acquiring analog quantity signals, a first optical coupling circuit for acquiring switching value signals, a first B code interface for acquiring electric B code signals and a first power supply module. An SFP interface is connected to the management machine, and a first relay is connected with a first alarm. The management machine comprises an optical receiving module for receiving signals acquired by the collection terminals, a second optical coupling circuit for acquiring switching value signals, a second B code interface for acquiring photoelectric B codes, a second AD conversion</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS TESTING |
| title | Distributed wave recording system integrated with small-current grounding line selection function |
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