560-114995.03相比于傳統(tǒng)的模擬顯示表,這種數(shù)字表采用兩按鍵操作,由中央處理器CPU進行控制,可實現(xiàn)零點、滿量程、小數(shù)點、報警、延時等多種參數(shù)的設定,具有較強的靈活性和實用性。數(shù)顯表采用LED顯示板,LED各段采用恒流驅動,使4-20mA范圍內(nèi)亮度均勻,并且?guī)Х聪?、過流保護,適用于工業(yè)現(xiàn)場、石油化工、環(huán)境監(jiān)測、采礦行業(yè)對溫度、壓力、流量、液位等物理量控制點的監(jiān)測。在大多數(shù)應用場合,是通過各種相關傳感器將溫度、壓力、流量、液位等物理量轉化為4-20mA電信號以后,再接入SY LED5型數(shù)顯表,將溫度、壓力、流量、液位等物理量實時顯示出來,方便用戶進行現(xiàn)場全方位控制。
560-114995.03型數(shù)顯表用于測量4-20mA直流電流信號,無需外部供電直接在4-20mA回路信號上取電測量。所顯示數(shù)字并非直接的電流測量值,而是4mA、20mA的預設值,并將測量的電流值相對這兩個預設值呈線性顯示出來。 例如:4mA設置為0,20mA設置為8000,那么當輸入8mA時表就會顯示2000,輸入12mA時表就會顯示4000;又如4mA設置為1000,20mA設置為-1000,輸入12mA時表就會顯示0,輸入16mA時表就會顯示-500。數(shù)顯表的最大顯示范圍為9999,即四位;最小為-1999。
560-114995.03
50979-1999L10
TP-8901-1
MCS SA1000E
V906171
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USED Fanuc A16B-3200-0330/08B Main CPU Board RJ3
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