簡要(yao)描(miao)述:HTDBS208、308系列壓力(li)變(bian)送器(qi)具有性(xing)(xing)能穩定、安裝(zhuang)使用方便、體(ti)積小(xiao)、能在各種正負壓力(li)測(ce)量中得到廣泛應(ying)用。采用進口芯體(ti)作(zuo)為壓力(li)檢(jian)測(ce)元件,傳感器(qi)信號經高(gao)性(xing)(xing)能電子(zi)放大器(qi)轉換成4-20mA統一輸出信號。
HTDBS208、308系列(lie)壓力變送(song)(song)器:具有(you)工作可(ke)靠、性(xing)(xing)能(neng)(neng)穩(wen)定、安裝使(shi)用(yong)方便(bian)、體積小、重量(liang)輕、性(xing)(xing)能(neng)(neng)價格(ge)比高等點(dian),能(neng)(neng)在(zai)各(ge)種(zhong)(zhong)正負壓力測(ce)量(liang)中(zhong)得到廣泛應用(yong)。采(cai)用(yong)進口擴散(san)硅或陶瓷芯體作為(wei)壓力檢測(ce)元件,傳感器信號(hao)經(jing)高性(xing)(xing)能(neng)(neng)電子放大器轉換成0-10mA或4-20mA統一輸出信號(hao)。可(ke)替代(dai)傳統的遠傳變送(song)(song)器,霍爾元件、差動(dong)變送(song)(song)器,并具有(you)DDZ-Ⅱ及DDZ-Ⅲ型變送(song)(song)器性(xing)(xing)能(neng)(neng)。能(neng)(neng)與各(ge)種(zhong)(zhong)型號(hao)的動(dong)圈式指示儀、數字(zi)變送(song)(song)器、電子電位差計配(pei)(pei)套(tao)使(shi)用(yong),也能(neng)(neng)與各(ge)種(zhong)(zhong)自動(dong)調(diao)節系統或計算機系統配(pei)(pei)套(tao)使(shi)用(yong)。
主要技術指標
精度等級:0.25級基本誤差±0.25%
非線性誤差:0.3級≤±0.3%FS
滯后誤差: ≤±0.3%FS
輸出特性:
①0-10mA輸出,負載電阻0-1.5KΩ
②4-20mA輸出,負載電阻0-600Ω
③恒流輸出內阻大于10MΩ
④二線制4-20mA輸出:標準供電DC24V
防爆標志:(RPT-Ⅲ):Exia Ⅱ CT4-6
選型表
HTDBS208 | 擴散硅(gui)壓力(li)變(bian)送(song)器(普(pu)通) | |||||
HTDBS308 | 擴散硅壓力變送器(防爆) | |||||
| 代碼(ma) | 量程范圍(wei) | ||||
A | 0-5KPa-20KPa | |||||
B | 0-20KPa-70KPa | |||||
C | 0-70KPa-350KPa | |||||
D | 0-200KPa-700KPa | |||||
E | 0-0.7MPa-3.5MPa | |||||
F | 0-2.0MPa-7MPa | |||||
G | 0-7MPa-35MPa | |||||
H | 0-20MPa-60MPa | |||||
| 代碼 | 精度等級 | ||||
Ⅰ | 0.1% | |||||
Ⅱ | 0.25% | |||||
Ⅲ | 0.5% | |||||
| 代碼 | 輸出(chu)代號 | ||||
E | 4-20mADC二線 | |||||
K | 0-10mA | |||||
M | 用戶(hu)約定 | |||||
| 代碼(ma) | 壓力連(lian)接(jie) | ||||
R | 標準型M20×1.5 | |||||
P | 齊平膜 | |||||
O | 按用戶尺寸(cun)加工(gong) | |||||
| 代碼(ma) | 選項 | ||||
i | 本安型iaⅡCT6 | |||||
d | 隔爆型dⅡBT4 | |||||
T | 船用型 | |||||
M1 | 線(xian)性指示表 | |||||
M2 | LED數(shu)字顯示表 | |||||
M3 | LED顯示表 | |||||
Z | 阻尼(ni)調(diao)整 | |||||
Q | 遷移 | |||||
A | 絕壓測量(liang) | |||||
F | 負壓測量 | |||||
C | 選用(yong)陶瓷傳感器(帶(dai)*量程(cheng)無) | |||||
S | 散熱(re)器(qi)及過(guo)程連接件 | |||||
Y | 用戶(hu)約定 |