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下游四个水位测量井,配置浮子式水位测量装置,采用 值光电编码器将水位信息转换成数字信号。坝上传感器距离中控室500m,下游传感器距离中控室30m,为提高系统的防雷、抗干扰能力,坝上传感器通信采用光纤传输。水位测控装置plc通过rs485串行口采集编码器水位数据,经过换算处理模拟量输出模块输出4~20ma的上游、下游海拔值信号至远动rtu装置,输出4~20ma的水头信号至机组调速器电气调节装置。计算机监控系统通过网络连接水位测控装置plc,采集所有水位信息,故障报警信号等,并可远程设置相关参数、定值,系统功能结构如图1所示。 1747-OCDPDE OC DOC SET/GERMAN
1747-OCDPES OC DOC SET/SPANISH
1747-OCDPFR OC DOC SET/FRENCH
1747-OCDPIT OC DOC SET/ITATIAN
1747-OCDR16 16 MB DRAM FOR 1747 OPEN CONTROLLER
1747-OCDR32 32 MB DRAM FOR 1747 OPEN CONTROLLER
1747-OCDR4 4 MB DRAM TO 1747 OPEN CONTROLLER
1747-OC ETHE(10/100 BASET)MODULE
1747-OCF 266 MHZ OPEN CONTROL PROCESSOR
1747-OCFAN1 FAN ASSEMBLY FOR 1747 OPEN CONTROLLER
1747-OCIDE1 ATA CARRIER CARD/IDE DRIVE EXPANDER MODULE
1747-OCIDE25 2.5 IDE DRIVE EXPANSION MODULE
1747-OCKTX SINGLE CHANNEL 1-BM OPTION MODULE
1747-OCKTXD DUAL CHANNEL A-BM OPTION MODULE
1747-OCP252 PARALLEL ADAPTER CABLE
1747-OCPCI2 2-SLOT PCI FOR 1747 OPEN CONTROLLER
1747-OCPCI3 3-SLOT PCI FOR 1747 OPEN CONTROLLER
1747-OCPCI4 4-SLOT PCI FOR 1747 OPEN CONTROLLER
1747-OCPCI5 5-SLOT PCI FOR 1747 OPEN CONTROLLER
1747-OCPCI6 6-SLOT PCI FOR 1747 OPEN CONTROLLER
1747-OCPCM1 PCMCIA OPTION MODULE
1747-OCPCM2 PCMCIA OPTION MODULE WITH CARD & SOCKET
1747-OCS92 SERIAL ADAPTER CABLE
1747-OCSBC SERIAL BOOT CABLE
1747-OCSDCK FLASHDRIVE CABLE KIT FOR 1747 OPEN CONTROLLER
1747-OCTS OPEN CONTROLLER FAMILY SUPPORT CONTRACT
1747-O OPEN CONTROLLER FAMILY UPDATE SERVICE
1747-OCVGA1 VGA OPTION MODULE FOR 1747 OPEN CONTROLLER PCI
1747-OCVGAEBO OPTION MODULE
1747-PCIAA 1747 PCI INTERFACE KIT
1747-PCIAB 1747 PCI INTERFACE KIT
1747-PCIBA 1747 PCI INTERFACE KIT
1747-PCIBB 1747 PCI INTERFACE KIT
1747-PCIC INTERCONNECT CABLE 9.84 FT
1747-PCIC2 INTERCONNECT CABLE 32.81 FT
1747-PCIL 1746 CHASSIS INTERFACE MODULE
1747-PCINT API SOARE FOR WINDOWS NT
1747-PCIS PCI CARD WITH 256K STATIC RAM
1747-OCDPES OC DOC SET/SPANISH
1747-OCDPFR OC DOC SET/FRENCH
1747-OCDPIT OC DOC SET/ITATIAN
1747-OCDR16 16 MB DRAM FOR 1747 OPEN CONTROLLER
1747-OCDR32 32 MB DRAM FOR 1747 OPEN CONTROLLER
1747-OCDR4 4 MB DRAM TO 1747 OPEN CONTROLLER
1747-OC ETHE(10/100 BASET)MODULE
1747-OCF 266 MHZ OPEN CONTROL PROCESSOR
1747-OCFAN1 FAN ASSEMBLY FOR 1747 OPEN CONTROLLER
1747-OCIDE1 ATA CARRIER CARD/IDE DRIVE EXPANDER MODULE
1747-OCIDE25 2.5 IDE DRIVE EXPANSION MODULE
1747-OCKTX SINGLE CHANNEL 1-BM OPTION MODULE
1747-OCKTXD DUAL CHANNEL A-BM OPTION MODULE
1747-OCP252 PARALLEL ADAPTER CABLE
1747-OCPCI2 2-SLOT PCI FOR 1747 OPEN CONTROLLER
1747-OCPCI3 3-SLOT PCI FOR 1747 OPEN CONTROLLER
1747-OCPCI4 4-SLOT PCI FOR 1747 OPEN CONTROLLER
1747-OCPCI5 5-SLOT PCI FOR 1747 OPEN CONTROLLER
1747-OCPCI6 6-SLOT PCI FOR 1747 OPEN CONTROLLER
1747-OCPCM1 PCMCIA OPTION MODULE
1747-OCPCM2 PCMCIA OPTION MODULE WITH CARD & SOCKET
1747-OCS92 SERIAL ADAPTER CABLE
1747-OCSBC SERIAL BOOT CABLE
1747-OCSDCK FLASHDRIVE CABLE KIT FOR 1747 OPEN CONTROLLER
1747-OCTS OPEN CONTROLLER FAMILY SUPPORT CONTRACT
1747-O OPEN CONTROLLER FAMILY UPDATE SERVICE
1747-OCVGA1 VGA OPTION MODULE FOR 1747 OPEN CONTROLLER PCI
1747-OCVGAEBO OPTION MODULE
1747-PCIAA 1747 PCI INTERFACE KIT
1747-PCIAB 1747 PCI INTERFACE KIT
1747-PCIBA 1747 PCI INTERFACE KIT
1747-PCIBB 1747 PCI INTERFACE KIT
1747-PCIC INTERCONNECT CABLE 9.84 FT
1747-PCIC2 INTERCONNECT CABLE 32.81 FT
1747-PCIL 1746 CHASSIS INTERFACE MODULE
1747-PCINT API SOARE FOR WINDOWS NT
1747-PCIS PCI CARD WITH 256K STATIC RAM

