詳細介紹
橫河壓力變送器工作原理:當壓力直接作用在測量膜片的表面,使膜片產生微小的形變,測量膜片上的高精度電路將這個微小的形變變換成為與壓力成正比的高度線性、與激勵電壓也成正比的電壓信號,然后采用芯片將這個電壓信號轉換為工業標準的4-2OmA電流信號或者1-5V電壓信號。由于測量膜片采用標準話集成電路,內部包含線性及溫度補償電路,所以可以做到高精度和高穩定性,變送電路采用的兩線制芯片,可以保證輸出兩線制4-2OmA電流信號,方便現場接線。
橫河EJA510系列絕壓變送器
EJA510A-DAS4N-09DE EJA510A-EAS4N-09DE EJA510A-DBS4N-09DE EJA510A-EBS4N-09DE EJA510A-DCS4N-09DE EJA510A-ECS4N-09DE EJA510A-DDS4N-09DE EJA510A-EDS4N-09DE EJA530A-DAS4N-02DE EJA510A-EAS4N-02DE EJA510A-DBS4N-02DE EJA510A-EBS4N-02DE EJA510A-DCS4N-02DE EJA510A-ECS4N-02DE EJA510A-DDS4N-02DE EJA510A-EDS4N-02DE EJA510A-DAS4N-09NE EJA510A-EAS4N-09NE EJA510A-DBS4N-09NE EJA510A-EBS4N-09NE EJA510A-DCS4N-09NE EJA510A-ECS4N-09NE EJA510A-DDS4N-09NE EJA510A-EDS4N-09NE EJA510A-DAS4N-02NE EJA510A-EAS4N-02NE EJA510A-DBS4N-02NE EJA510A-EBS4N-02NE EJA510A-DCS4N-02NE EJA510A-ECS4N-02NE EJA510A-DDS4N-02NE EJA510A-EDS4N-02NE EJA510A-DAS7N-09DE EJA510A-EAS7N-09DE EJA510A-DBS7N-09DE EJA510A-EBS7N-09DE EJA510A-DCS7N-09DE EJA510A-ECS7N-09DE EJA510A-DDS7N-09DE EJA510A-EDS7N-09DE
EJA510A-DAS7N-02DE EJA510A-EAS7N-02DE EJA510A-DBS7N-02DE EJA510A-EBS7N-02DE EJA510A-DCS7N-02DE EJA510A-ECS7N-02DE EJA510A-DDS7N-02DE EJA510A-EDS7N-02DE EJA510A-DAS7N-09NE EJA510A-EAS7N-09NE EJA510A-DBS7N-09NE EJA510A-EBS7N-09NE EJA510A-DCS7N-09NE EJA510A-ECS7N-09NE EJA510A-DDS7N-09NE EJA510A-EDS7N-09NE EJA510A-DAS7N-02NE EJA510A-EAS7N-02NE EJA510A-DBS7N-02NE EJA510A-EBS7N-02NE EJA510A-DCS7N-02NE EJA510A-ECS7N-02NE EJA510A-DDS7N-02NE EJA510A-EDS7N-02NE EJA510A-DAS9N-09DE EJA510A-EAS9N-09DE EJA510A-DBS9N-09DE EJA510A-EBS9N-09DE EJA510A-DCS9N-09DE EJA510A-ECS9N-09DE EJA510A-DDS9N-09DE EJA510A-EDS9N-09DE EJA510A-DAS9N-02DE EJA510A-EAS9N-02DE EJA510A-DBS9N-02DE EJA510A-EBS9N-02DE EJA510A-DCS9N-02DE EJA510A-ECS9N-02DE EJA510A-DDS9N-02DE EJA510A-EDS9N-02DE
EJA510A-DAS9N-09NE EJA510A-EAS9N-09NE EJA510A-DBS9N-09NE EJA510A-EBS9N-09NE EJA510A-DCS9N-09NE EJA510A-ECS9N-09NE EJA510A-DDS9N-09NE EJA510A-EDS9N-09NE EJA510A-DAS9N-02NE EJA510A-EAS9N-02NE EJA510A-DBS9N-02NE EJA510A-EBS9N-02NE EJA510A-DCS9N-02NE EJA510A-ECS9N-02NE EJA510A-DDS9N-02NE EJA510A-EDS9N-02NE EJA510A-DAS4N-09DN EJA510A-EAS4N-09DN EJA510A-DBS4N-09DN EJA510A-EBS4N-09DN EJA510A-DCS4N-09DN EJA510A-ECS4N-09DN EJA510A-DDS4N-09DN EJA510A-EDS4N-09DN EJA510A-DAS4N-02DN EJA510A-EAS4N-02DN EJA510A-DBS4N-02DN EJA510A-EBS4N-02DN EJA510A-DCS4N-02DN EJA510A-ECS4N-02DN EJA510A-DDS4N-02DN EJA510A-EDS4N-02DN EJA510A-DAS4N-09NN EJA510A-EAS4N-09NN EJA510A-DBS4N-09NN EJA510A-EBS4N-09NN EJA510A-DCS4N-09NN EJA510A-ECS4N-09NN EJA510A-DDS4N-09NN EJA510A-EDS4N-09NN
EJA510A-DAS4N-02NN EJA510A-EAS4N-02NN EJA510A-DBS4N-02NN EJA510A-EBS4N-02NN EJA510A-DCS4N-02NN EJA510A-ECS4N-02NN EJA510A-DDS4N-02NN EJA510A-EDS4N-02NN EJA510A-DAS7N-09DN EJA510A-EAS7N-09DN EJA510A-DBS7N-09DN EJA510A-EBS7N-09DN 橫河EJA510AFC壓力變送器用于測量液體、氣體和蒸汽的液位、密度和壓力,然后將其轉變成4-20mADC的電流信號輸出。EJA510AFC壓力變送器也可以通過BRAIN手操器或CENTUM CS/μXL或HART 275手操器相互通訊,通過它們進行設定和監控等。EJA510A-DCS7N-09DN EJA510A-ECS7N-09DN EJA510A-DDS7N-09DN EJA510A-EDS7N-09DN EJA510A-DAS7N-02DN EJA510A-EAS7N-02DN EJA510A-DBS7N-02DN EJA510A-EBS7N-02DN EJA510A-DCS7N-02DN EJA510A-ECS7N-02DN EJA510A-DDS7N-02DN EJA510A-EDS7N-02DN EJA510A-DAS7N-09NN EJA510A-EAS7N-09NN EJA510A-DBS7N-09NN EJA510A-EBS7N-09NN EJA510A-DCS7N-09NN EJA510A-ECS7N-09NN EJA510A-DDS7N-09NN EJA510A-EDS7N-09NN EJA510A-DAS7N-02NN EJA510A-EAS7N-02NN EJA510A-DBS7N-02NN EJA510A-EBS7N-02NN EJA510A-DCS7N-02NN EJA510A-ECS7N-02NN EJA510A-DDS7N-02NN EJA510A-EDS7N-02NN
EJA510A-DAS9N-09DN EJA510A-EAS9N-09DN EJA510A-DBS9N-09DN EJA510A-EBS9N-09DN EJA510A-DCS9N-09DN EJA510A-ECS9N-09DN EJA510A-DDS9N-09DN EJA510A-EDS9N-09DN EJA510A-DAS9N-02DN EJA510A-EAS9N-02DN EJA510A-DBS9N-02DN EJA510A-EBS9N-02DN EJA510A-DCS9N-02DN EJA510A-ECS9N-02DN EJA510A-DDS9N-02DN EJA510A-EDS9N-02DN EJA510A-DAS9N-09NN EJA510A-EAS9N-09NN EJA510A-DBS9N-09NN EJA510A-EBS9N-09NN EJA510A-DCS9N-09NN EJA510A-ECS9N-09NN EJA510A-DDS9N-09NN EJA510A-EDS9N-09NN EJA510A-DAS9N-02NN EJA510A-EAS9N-02NN EJA510A-DBS9N-02NN EJA510A-EBS9N-02NN EJA510A-DCS9N-02NN EJA510A-ECS9N-02NN EJA510A-DDS9N-02NN EJA510A-EDS9N-02NN
EJA510A-DAS4N-09DE/NF1 EJA510A-EAS4N-09DE/NF1 EJA510A-DBS4N-09DE/NF1 EJA510A-EBS4N-09DE/NF1 EJA510A-DCS4N-09DE/NF1 EJA510A-ECS4N-09DE/NF1 EJA510A-DDS4N-09DE/NF1 EJA510A-EDS4N-09DE/NF1 EJA510A-DAS4N-02DE/NF1 EJA510A-EAS4N-02DE/NF1 EJA510A-DBS4N-02DE/NF1 EJA510A-EBS4N-02DE/NF1 EJA510A-DCS4N-02DE/NF1 EJA510A-ECS4N-02DE/NF1 EJA510A-DDS4N-02DE/NF1 EJA510A-DAS4N-09NE/NF1 EJA510A-EAS4N-09NE/NF1 EJA510A-DBS4N-09NE/NF1 EJA510A-EBS4N-09NE/NF1 EJA510A-DCS4N-09NE/NF1 EJA510A-ECS4N-09NE/NF1 EJA510A-DDS4N-09NE/NF1 EJA510A-EDS4N-09NE/NF1 EJA510A-EDS4N-02DE/NF1
EJA510A-DAS4N-02NE/NF1 EJA510A-EAS4N-02NE/NF1 EJA510A-DBS4N-02NE/NF1 EJA510A-EBS4N-02NE/NF1 EJA510A-DCS4N-02NE/NF1 EJA510A-ECS4N-02NE/NF1 EJA510A-DDS4N-02NE/NF1 EJA510A-EDS4N-02NE/NF1 EJA510A-EDS7N-09DE/NF1
EJA510A-DAS7N-09DE/NF1 EJA510A-EAS7N-09DE/NF1 EJA510A-DBS7N-09DE/NF1 EJA510A-EBS7N-09DE/NF1 EJA510A-DCS7N-09DE/NF1 EJA510A-ECS7N-09DE/NF1 EJA510A-DDS7N-09DE/NF1 EJA510A-DAS7N-02DE/NF1 EJA510A-EAS7N-02DE/NF1 EJA510A-DBS7N-02DE/NF1 EJA510A-EBS7N-02DE/NF1 EJA510A-DCS7N-02DE/NF1 EJA510A-ECS7N-02DE/NF1 EJA510A-DDS7N-02DE/NF1 EJA510A-EDS7N-02DE/NF1
EJA510A-DAS7N-09NE/NF1 EJA510A-EAS7N-09NE/NF1 EJA510A-DBS7N-09NE/NF1 EJA510A-EBS7N-09NE/NF1 EJA510A-DCS7N-09NE/NF1 EJA510A-ECS7N-09NE/NF1 EJA510A-DDS7N-09NE/NF1 EJA510A-EDS7N-09NE/NF1 EJA510A-EDS7N-02NE/NF1
EJA510A-DAS7N-02NE/NF1 EJA510A-EAS7N-02NE/NF1 EJA510A-DBS7N-02NE/NF1 EJA510A-EBS7N-02NE/NF1 EJA510A-DCS7N-02NE/NF1 EJA510A-ECS7N-02NE/NF1 EJA510A-DDS7N-02NE/NF1 EJA510A-DAS9N-09DE/NF1 EJA510A-EAS9N-09DE/NF1 EJA510A-DBS9N-09DE/NF1 EJA510A-EBS9N-09DE/NF1 EJA510A-DCS9N-09DE/NF1 EJA510A-ECS9N-09DE/NF1 EJA510A-DDS9N-09DE/NF1 EJA510A-EDS9N-09DE/NF1
EJA510A-DAS9N-02DE/NF1 EJA510A-EAS9N-02DE/NF1 EJA510A-DBS9N-02DE/NF1 EJA510A-EBS9N-02DE/NF1 EJA510A-DCS9N-02DE/NF1 EJA510A-ECS9N-02DE/NF1 EJA510A-DDS9N-02DE/NF1 EJA510A-EDS9N-02DE/NF1 EJA510A-DAS9N-09NE/NF1 EJA510A-EAS9N-09NE/NF1 EJA510A-DBS9N-09NE/NF1 EJA510A-EBS9N-09NE/NF1 EJA510A-DCS9N-09NE/NF1 EJA510A-ECS9N-09NE/NF1 EJA510A-DDS9N-09NE/NF1 EJA510A-DAS9N-02NE/NF1 EJA510A-EAS9N-02NE/NF1 EJA510A-DBS9N-02NE/NF1 EJA510A-EBS9N-02NE/NF1 EJA510A-DCS9N-02NE/NF1 EJA510A-ECS9N-02NE/NF1
橫河壓力變送器主要性能:
1、使用被測介質廣泛,可測油、水及與316不銹鋼和304不銹鋼兼容的糊狀物,具有一定的防腐能力;
2、高準確度、高穩定性、選用進口原裝傳感器,線性好,溫度穩定性高;
3、體積小、重量輕、安裝、調試、使用方便;
4、不銹鋼全封閉外殼,防水好;
5、壓力傳感器直接感測被測液位壓力,不受介質起泡、沉積的影響。EJA510A-DDS9N-02NE/NF1 EJA510A-EDS9N-02NE/NF1 EJA510A-EDS9N-09NE/NF1
EJA510A-DAS4N-09DN/NF1 EJA510A-EAS4N-09DN/NF1 EJA510A-DBS4N-09DN/NF1 EJA510A-EBS4N-09DN/NF1 EJA510A-DCS4N-09DN/NF1 EJA510A-ECS4N-09DN/NF1 EJA510A-DDS4N-09DN/NF1 EJA510A-EDS4N-09DN/NF1 EJA510A-DAS4N-02DN/NF1 EJA510A-EAS4N-02DN/NF1 EJA510A-DBS4N-02DN/NF1 EJA510A-EBS4N-02DN/NF1 EJA510A-DCS4N-02DN/NF1 EJA510A-ECS4N-02DN/NF1 EJA510A-DDS4N-02DN/NF1 EJA510A-DAS4N-09NN/NF1 EJA510A-EAS4N-09NN/NF1 EJA510A-DBS4N-09NN/NF1 EJA510A-EBS4N-09NN/NF1 EJA510A-DCS4N-09NN/NF1 EJA510A-ECS4N-09NN/NF1 EJA510A-DDS4N-09NN/NF1 EJA510A-EDS4N-09NN/NF1 EJA510A-EDS4N-02DN/NF1
EJA510A-DAS4N-02NN/NF1 EJA510A-EAS4N-02NN/NF1 EJA510A-DBS4N-02NN/NF1 EJA510A-EBS4N-02NN/NF1 EJA510A-DCS4N-02NN/NF1 EJA510A-ECS4N-02NN/NF1 EJA510A-DDS4N-02NN/NF1 EJA510A-EDS4N-02NN/NF1 EJA510A-DAS7N-09DN/NF1 EJA510A-EAS7N-09DN/NF1 EJA510A-DBS7N-09DN/NF1 EJA510A-EBS7N-09DN/NF1 EJA510A-DCS7N-09DN/NF1 EJA510A-ECS7N-09DN/NF1 EJA510A-DDS7N-09DN/NF1 EJA510A-DAS7N-02DN/NF1 EJA510A-EAS7N-02DN/NF1 EJA510A-DBS7N-02DN/NF1 EJA510A-EBS7N-02DN/NF1 EJA510A-DCS7N-02DN/NF1 EJA510A-ECS7N-02DN/NF1 EJA510A-DDS7N-02DN/NF1 EJA510A-EDS7N-02DN/NF1 EJA510A-DAS7N-09NN/NF1 EJA510A-EAS7N-09NN/NF1 EJA510A-DBS7N-09NN/NF1 EJA510A-EBS7N-09NN/NF1 EJA510A-DCS7N-09NN/NF1 EJA510A-ECS7N-09NN/NF1 EJA510A-DDS7N-09NN/NF1 EJA510A-DAS7N-02NN/NF1 EJA510A-EAS7N-02NN/NF1 EJA510A-DBS7N-02NN/NF1 EJA510A-EBS7N-02NN/NF1 EJA510A-DCS7N-02NN/NF1 EJA510A-ECS7N-02NN/NF1 EJA510A-DDS7N-02NN/NF1 EJA510A-EDS7N-02NN/NF1 EJA510A-EDS7N-09DN/NF1
EJA510A-DAS9N-09DN/NF1 EJA510A-EAS9N-09DN/NF1 EJA510A-DBS9N-09DN/NF1 EJA510A-EBS9N-09DN/NF1 EJA510A-DCS9N-09DN/NF1 EJA510A-ECS9N-09DN/NF1 EJA510A-DDS9N-09DN/NF1 EJA510A-EDS9N-09DN/NF1 EJA510A-EDS7N-09NN/NF1
EJA510A-DAS9N-02DN/NF1 EJA510A-EAS9N-02DN/NF1 EJA510A-DBS9N-02DN/NF1 EJA510A-EBS9N-02DN/NF1 EJA510A-DCS9N-02DN/NF1 EJA510A-ECS9N-02DN/NF1 EJA510A-DDS9N-02DN/NF1 EJA510A-EDS9N-02DN/NF1 EJA510A-DAS9N-09NN/NF1 EJA510A-EAS9N-09NN/NF1 EJA510A-DBS9N-09NN/NF1 EJA510A-EBS9N-09NN/NF1 EJA510A-DCS9N-09NN/NF1 EJA510A-ECS9N-09NN/NF1 EJA510A-DDS9N-09NN/NF1 EJA510A-DAS9N-02NN/NF1 EJA510A-EAS9N-02NN/NF1 EJA510A-DBS9N-02NN/NF1 EJA510A-EBS9N-02NN/NF1 EJA510A-DCS9N-02NN/NF1 EJA510A-ECS9N-02NN/NF1 EJA510A-DDS9N-02NN/NF1 EJA510A-EDS9N-02NN/NF1 EJA510A-EDS9N-09NN/NF1
EJA510A-DAS4N-09DE/NS1 EJA510A-EAS4N-09DE/NS1 EJA510A-DBS4N-09DE/NS1 EJA510A-EBS4N-09DE/NS1 EJA510A-DCS4N-09DE/NS1 EJA510A-ECS4N-09DE/NS1 EJA510A-DDS4N-09DE/NS1 EJA510A-EDS4N-09DE/NS1 EJA510A-DAS4N-02DE/NS1 EJA510A-EAS4N-02DE/NS1 EJA510A-DBS4N-02DE/NS1 EJA510A-EBS4N-02DE/NS1 EJA510A-DCS4N-02DE/NS1 EJA510A-ECS4N-02DE/NS1 EJA510A-DDS4N-02DE/NS1 EJA510A-EDS4N-02DE/NS1 EJA510A-DAS4N-09NE/NS1 EJA510A-EAS4N-09NE/NS1 EJA510A-DBS4N-09NE/NS1 EJA510A-EBS4N-09NE/NS1 EJA510A-DCS4N-09NE/NS1 EJA510A-ECS4N-09NE/NS1 EJA510A-DDS4N-09NE/NS1 EJA510A-EDS4N-09NE/NS1
EJA510A-DAS4N-02NE/NS1 EJA510A-EAS4N-02NE/NS1 EJA510A-DBS4N-02NE/NS1 EJA510A-EBS4N-02NE/NS1 EJA510A-DCS4N-02NE/NS1 EJA510A-ECS4N-02NE/NS1
橫河壓力傳感器使用過程應注意考慮下列情況:
1、防止變送器與腐蝕性或過熱的介質接觸;
2、防止渣滓在導管內沉積;
3、測量液體壓力時,取壓口應開在流程管道側面,以避免沉淀積渣;
4、測量氣體壓力時,取壓口應開在流程管道頂端,并且變送器也應安裝在流程管道上部,以便積累的液體容易注入流程管道中;
5、導壓管應安裝在溫度波動小的地方;
6、測量蒸汽或其它高溫介質時,需接加緩沖管(盤管)等冷凝器,不應使變送器的工作溫度超過極限;
7、冬季發生冰凍時,安裝在室外的變送器必需采取防凍措施,避免引壓口內的液體因結冰體積膨脹,導至傳感器損壞;
8、測量液體壓力時,變送器的安裝位置應避免液體的沖擊(水錘現象),以免傳感器過壓損壞;
9、接線時,將電纜穿過防水接頭(附件)或繞性管并擰緊密封螺帽,以防雨水等通過電纜滲漏進變送器殼體內。
EJA510A-DDS4N-02NE/NS1 EJA510A-EDS4N-02NE/NS1 EJA510A-DAS7N-09DE/NS1 EJA510A-EAS7N-09DE/NS1 EJA510A-DBS7N-09DE/NS1 EJA510A-EBS7N-09DE/NS1 EJA510A-DCS7N-09DE/NS1 EJA510A-ECS7N-09DE/NS1 EJA510A-DDS7N-09DE/NS1 EJA510A-DAS7N-02DE/NS1 EJA510A-EAS7N-02DE/NS1 EJA510A-DBS7N-02DE/NS1 EJA510A-EBS7N-02DE/NS1 EJA510A-DCS7N-02DE/NS1 EJA510A-ECS7N-02DE/NS1 EJA510A-DDS7N-02DE/NS1 EJA510A-EDS7N-02DE/NS1 EJA510A-EDS7N-09DE/NS1
EJA510A-DAS7N-09NE/NS1 EJA510A-EAS7N-09NE/NS1 EJA510A-DBS7N-09NE/NS1 EJA510A-EBS7N-09NE/NS1 EJA510A-DCS7N-09NE/NS1 EJA510A-ECS7N-09NE/NS1 EJA510A-DDS7N-09NE/NS1 EJA510A-EDS7N-09NE/NS1 EJA510A-DAS7N-02NE/NS1 EJA510A-EAS7N-02NE/NS1 EJA510A-DBS7N-02NE/NS1 EJA510A-EBS7N-02NE/NS1 EJA510A-DCS7N-02NE/NS1 EJA510A-ECS7N-02NE/NS1 EJA510A-DDS7N-02NE/NS1 EJA510A-EDS7N-02NE/NS1 EJA510A-DAS9N-09DE/NS1 EJA510A-EAS9N-09DE/NS1 EJA510A-DBS9N-09DE/NS1 EJA510A-EBS9N-09DE/NS1 EJA510A-DCS9N-09DE/NS1 EJA510A-ECS9N-09DE/NS1 EJA510A-DDS9N-09DE/NS1 EJA510A-EDS9N-09DE/NS1
EJA510A-DAS9N-02DE/NS1 EJA510A-EAS9N-02DE/NS1 EJA510A-DBS9N-02DE/NS1 EJA510A-EBS9N-02DE/NS1 EJA510A-DCS9N-02DE/NS1 EJA510A-ECS9N-02DE/NS1 EJA510A-DDS9N-02DE/NF1 EJA510A-EDS9N-02DE/NS1 EJA510A-DAS9N-09NE/NS1 EJA510A-EAS9N-09NE/NS1 EJA510A-DBS9N-09NE/NS1 EJA510A-EBS9N-09NE/NS1 EJA510A-DCS9N-09NE/NS1 EJA510A-ECS9N-09NE/NS1 EJA510A-DDS9N-09NE/NS1 EJA510A-EDS9N-09NE/NS1 EJA510A-DAS9N-02NE/NS1 EJA510A-EAS9N-02NE/NS1 EJA510A-DBS9N-02NE/NS1 EJA510A-EBS9N-02NE/NS1 EJA510A-DCS9N-02NE/NS1 EJA510A-ECS9N-02NE/NS1 EJA510A-DDS9N-02NE/NS1 EJA510A-EDS9N-02NE/NS1
EJA510A-DAS4N-09DN/NS1 EJA510A-EAS4N-09DN/NF1 EJA510A-DBS4N-09DN/NS1 EJA510A-EBS4N-09DN/NS1 EJA510A-DCS4N-09DN/NS1 EJA510A-ECS4N-09DN/NS1 EJA510A-DDS4N-09DN/NS1 EJA510A-EDS4N-09DN/NS1 EJA510A-DAS4N-02DN/NS1 EJA510A-EAS4N-02DN/NF1 EJA510A-DBS4N-02DN/NS1 EJA510A-EBS4N-02DN/NS1 EJA510A-DCS4N-02DN/NS1 EJA510A-ECS4N-02DN/NS1 EJA510A-DDS4N-02DN/NS1 EJA510A-EDS4N-02DN/NS1 EJA510A-DAS4N-09NN/NS1 EJA510A-EAS4N-09NN/NF1 EJA510A-DBS4N-09NN/NS1 EJA510A-EBS4N-09NN/NS1 EJA510A-DCS4N-09NN/NS1 EJA510A-ECS4N-09NN/NS1 EJA510A-DDS4N-09NN/NS1 EJA510A-EDS4N-09NN/NS1
EJA510A-DAS4N-02NN/NS1 EJA510A-EAS4N-02NN/NF1 EJA510A-DBS4N-02NN/NS1 EJA510A-EBS4N-02NN/NS1 EJA510A-DCS4N-02NN/NS1 EJA510A-ECS4N-02NN/NS1 EJA510A-DDS4N-02NN/NS1 EJA510A-EDS4N-02NN/NS1 EJA510A-DAS7N-09DN/NS1 EJA510A-EAS7N-09DN/NF1 EJA510A-DBS7N-09DN/NS1 EJA510A-EBS7N-09DN/NS1 EJA510A-DCS7N-09DN/NS1 EJA510A-ECS7N-09DN/NS1 EJA510A-DDS7N-09DN/NS1 EJA510A-EDS7N-09DN/NS1 EJA510A-DAS7N-02DN/NS1 EJA510A-EAS7N-02DN/NF1 EJA510A-DBS7N-02DN/NS1 EJA510A-EBS7N-02DN/NS1 EJA510A-DCS7N-02DN/NS1 EJA510A-ECS7N-02DN/NS1 EJA510A-DDS7N-02DN/NS1 EJA510A-EDS7N-02DN/NS1
EJA510A-DAS7N-09NN/NS1 EJA510A-EAS7N-09NN/NF1 EJA510A-DBS7N-09NN/NS1 EJA510A-EBS7N-09NN/NS1 EJA510A-DCS7N-09NN/NS1 EJA510A-ECS7N-09NN/NS1 EJA510A-DDS7N-09NN/NS1 EJA510A-EDS7N-09NN/NS1 EJA510A-DAS7N-02NN/NS1 EJA510A-EAS7N-02NN/NF1 EJA510A-DBS7N-02NN/NS1 EJA510A-EBS7N-02NN/NS1 EJA510A-DCS7N-02NN/NS1 EJA510A-ECS7N-02NN/NS1 EJA510A-DDS7N-02NN/NS1 EJA510A-EDS7N-02NN/NS1 EJA510A-DAS9N-09DN/NS1 EJA510A-EAS9N-09DN/NF1 EJA510A-DBS9N-09DN/NS1 EJA510A-EBS9N-09DN/NS1 EJA510A-DCS9N-09DN/NS1 EJA510A-ECS9N-09DN/NS1 EJA510A-DDS9N-09DN/NS1 EJA510A-EDS9N-09DN/NS1
EJA510A-DAS9N-02DN/NS1 EJA510A-EAS9N-02DN/NF1 EJA510A-DBS9N-02DN/NS1 EJA510A-EBS9N-02DN/NS1 EJA510A-DCS9N-02DN/NS1 EJA510A-ECS9N-02DN/NS1 EJA510A-DDS9N-02DN/NS1 EJA510A-EDS9N-02DN/NS1 EJA510A-DAS9N-09NN/NS1 EJA510A-EAS9N-09NN/NF1 EJA510A-DBS9N-09NN/NS1 EJA510A-EBS9N-09NN/NS1 EJA510A-DCS9N-09NN/NS1 EJA510A-ECS9N-09NN/NS1 EJA510A-DDS9N-09NN/NS1 EJA510A-EDS9N-09NN/NS1 EJA510A-DAS9N-02NN/NS1 EJA510A-EAS9N-02NN/NF1 EJA510A-DBS9N-02NN/NS1 EJA510A-EBS9N-02NN/NS1 EJA510A-DCS9N-02NN/NS1
日常維護
1、檢查安裝孔的尺寸:如果安裝孔的尺寸不合適,傳感器在安裝過程中,其螺紋部分就很容易受到磨損。這不僅會影響設備的密封性能,而且使壓力傳感器不能充分發揮作用,甚至還可能產生安全隱患。只有合適的安裝孔才能夠避免螺紋的磨損(螺紋工業標準1/2-20 UNF 2B),通常可以采用安裝孔測量儀對安裝孔進行檢測,以做出適當的調整。
2、保持安裝孔的清潔:保持安裝孔的清潔并防止熔料堵塞對保證設備的正常運行來說十分重要。在擠出機被清潔之前,所有的壓力傳感器都應該從機筒上拆除以避免損壞。在拆除傳感器時,熔料有可能流入到安裝孔中并硬化,如果這些殘余的熔料沒有被去除,當再次安裝傳感器時就可能造成其頂部受損。清潔工具包能夠將這些熔料殘余物去除。然而,重復的清潔過程有可能加深安裝孔對傳感器造成的損壞。如果這種情況發生,就應當采取措施來升高傳感器在安裝孔中的位置。
3、選擇恰當的位置:當壓力傳感器的安裝位置太靠近生產線的上游時,未熔融的物料可能會磨損傳感器的頂部;如果傳感器被安裝在太靠后的位置,在傳感器和螺桿行程之間可能會產生熔融物料的停滯區,熔料在那里有可能產生降解,壓力信號也可能傳遞失真;如果傳感器過于深入機筒,螺桿有可能在旋轉過程中觸碰到傳感器的頂部而造成其損壞。一般來說,傳感器可以位于濾網前面的機筒上、熔體泵的前后或者模具中。
4、仔細清潔;在使用鋼絲刷或者特殊化合物對擠出機機筒進行清潔前,應該將所有的傳感器都拆卸下來。因為這兩種清潔方式都可能會造成傳感器的震動膜受損。當機筒被加熱時,也應該將傳感器拆卸下來并使用不會產生磨損的軟布來擦拭其頂部,同時傳感器的孔洞也需要用清潔的鉆孔機和導套清理干凈。
5、保持干燥:盡管傳感器的電路設計能夠經受苛刻的擠出加工環境,但是多數傳感器也不能防水,在潮濕的環境下也不利于正常運行。因此,需要保證擠出機機筒的水冷裝置中的水不會滲漏,否則會對傳感器造成不利影響。如果傳感器不得不暴露在水中或潮濕的環境下,就要選擇具有*防水性的特殊傳感器。
6、避免低溫干擾:在擠出生產過程中,對于塑料原料而言,從固體到熔融狀態應當具有充足的“浸透時間”。如果擠出機在開始進行生產前還沒有達到操作溫度,那么傳感器和擠出機都會受到一定程度的損壞。另外,如果傳感器從冷的擠出機上被拆除,材料就可能粘附在傳感器頂部引起震動膜的損壞。因此,在拆除傳感器之前,應確認機筒的溫度足夠高,機筒內部的物料處于軟化狀態下。
7、防止壓力過載:即使壓力傳感器測壓范圍的過載設計zui高能夠達到50%(超出zui大量程的比率),從設備運行的安全角度考慮也應該盡量避免冒險,選擇被測壓力處于量程范圍之內的傳感器。在通常情況下,所選傳感器的*量程應該是被測壓力的2倍,這樣即使擠出機在*的壓力下運行,也能避免壓力傳感器受到損壞。 壓力變送器要求每周檢查一次,每個月檢驗一次,主要是清除儀器內的灰塵,對電器元件認真檢查,對輸出的電流值要經常校對,壓力變送器內部是弱電,一定要同外界強電隔開。