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WRNB-440防爆熱電偶輸(shu)(shu)出信號:4~20mA，負載電(dian)阻(zu)250Ω傳輸(shu)(shu)導線電(dian)阻(zu)100Ω
安徽天康品牌WRNB-440防爆熱電偶輸出方法:二線制 防護等級:IP65 絕緣電阻:儀表輸出接線端子與外殼之間的絕緣電阻應不少于50Ω 精度等級:溫度變送器精度等級:0.1;0.2;0.5 顯示器精度:模擬指示2.5級;數字顯示1.0級 供電電源:±10% 防爆等級: WRNB-440防爆熱電偶隔爆(bao)型(xing):dⅡBT4，dⅡCT5,dⅡCT6 本(ben)質安(an)全型(xing):iaⅡCT6 熱(re)(re)響(xiang)應(ying)(ying)(ying)(ying)時(shi)(shi)間(jian):當(dang)溫(wen)(wen)度出(chu)現(xian)階(jie)躍變(bian)(bian)化時(shi)(shi)，儀表的(de)(de)(de)(de)(de)電流輸(shu)出(chu)信號變(bian)(bian)化至相當(dang)于該(gai)階(jie)躍的(de)(de)(de)(de)(de)50%所需的(de)(de)(de)(de)(de)時(shi)(shi)間(jian)，通常以(yi)t0.5表示(shi)當(dang)溫(wen)(wen)度變(bian)(bian)送(song)器的(de)(de)(de)(de)(de)階(jie)躍響(xiang)應(ying)(ying)(ying)(ying)穩定時(shi)(shi)間(jian)不超(chao)(chao)過(guo)熱(re)(re)電阻熱(re)(re)相應(ying)(ying)(ying)(ying)穩定時(shi)(shi)間(jian)t0.5的(de)(de)(de)(de)(de)五分(fen)之一時(shi)(shi)，則用熱(re)(re)電阻熱(re)(re)響(xiang)應(ying)(ying)(ying)(ying)時(shi)(shi)間(jian)作為儀表的(de)(de)(de)(de)(de)熱(re)(re)響(xiang)應(ying)(ying)(ying)(ying)時(shi)(shi)間(jian);當(dang)溫(wen)(wen)度變(bian)(bian)送(song)器的(de)(de)(de)(de)(de)階(jie)躍響(xiang)應(ying)(ying)(ying)(ying)穩定時(shi)(shi)間(jian)不超(chao)(chao)過(guo)熱(re)(re)電阻熱(re)(re)響(xiang)應(ying)(ying)(ying)(ying)穩定時(shi)(shi)間(jian)t0.5的(de)(de)(de)(de)(de)二(er)分(fen)之一時(shi)(shi)，則用溫(wen)(wen)度變(bian)(bian)送(song)器熱(re)(re)響(xiang)應(ying)(ying)(ying)(ying)時(shi)(shi)間(jian)作為儀表的(de)(de)(de)(de)(de)熱(re)(re)響(xiang)應(ying)(ying)(ying)(ying)時(shi)(shi)間(jian)。 基本(ben)誤(wu)差:儀表的(de)(de)(de)(de)(de)基本(ben)誤(wu)差應(ying)(ying)(ying)(ying)不超(chao)(chao)過(guo)熱(re)(re)電阻和溫(wen)(wen)度變(bian)(bian)送(song)器基本(ben)誤(wu)差的(de)(de)(de)(de)(de)合成(cheng)誤(wu)差 △ =△1+△2 △ 1表示(shi)熱(re)(re)電阻允許偏差; △ 2表示(shi)變(bian)(bian)送(song)器基本(ben)誤(wu)差;
WRNB-440防爆(bao)熱電偶型號命名方法:
| 型號 | 說(shuo)明(ming) | |||||||||
| W | 代號(hao) | 溫度(du)儀表 | ||||||||
| R | 類別 | 熱電偶 | ||||||||
| Z | 熱(re)電阻 | |||||||||
| P | 熱電偶感溫元件材料 | P鉑(bo)銠10-鉑(bo) | ||||||||
| M | 鎳(nie)鉻硅(gui)-鎳(nie)硅(gui) | |||||||||
| N | 鎳鉻-鎳硅 | |||||||||
| E | 鎳鉻-銅鎳 | |||||||||
| C | 銅-銅鎳(nie) | |||||||||
| F | 鐵-銅鎳 | |||||||||
| P | 熱電阻(zu)感溫元件材料 | 鉑 | ||||||||
| C | 銅 | |||||||||
| B | 溫度(du)變送器 | |||||||||
| 1 | 安裝 固定 形式 | 無固定裝置 | ||||||||
| 2 | 固(gu)定螺(luo)紋(wen) | |||||||||
| 3 | 固定法蘭 | |||||||||
| 4 | 活動法蘭(lan) | |||||||||
| 5 | 活絡管接(jie)頭式 | |||||||||
| 6 | 固定螺紋錐(zhui)式 | |||||||||
| 7 | 直形管接頭式 | |||||||||
| 8 | 固定螺紋管接頭式 | |||||||||
| 9 | 活動螺紋管(guan)接頭(tou)式 | |||||||||
| 3 | 接線(xian)盒形(xing)式 | 防噴式(shi) | ||||||||
| 4 | 防爆式 | |||||||||
| 0 | 保(bao)護管直(zhi)徑 | ￠16 | ||||||||
| 1 | ￠20 | |||||||||
| 2 | ￠16 高(gao)鋁質管 | |||||||||
| 3 | ￠20 高鋁質管 | |||||||||
| 4 | M | 顯示模式 | 模擬顯示 | |||||||
| S | 數(shu)字顯示 | |||||||||
| 無(wu) | 附加安裝(zhuang)形式(shi) | 正常安裝 | ||||||||
| Z | ||||||||||
WRNB-441防爆熱(re)電偶固定法(fa)蘭(lan)式(shi)一(yi)體化防爆熱(re)電偶/熱(re)電阻
| 型號 | 分度號 | 測溫范圍℃ | 熱響應時間 | 隔爆等級 | 規格 | |
| d | L×I | |||||
| WRMB-440 WRMB-440G | N | 0-800 | ＜90S ＜24S | dIIBT4 dIICT5 dIICT6 iaIICT6 | ￠16 | 300×150 350×200 400×250 450×300 500×350 550×400 650×500 900×750 1150×1000 1650×1500 2150×2000 |
| WRNB-440 WRNB-440G | K | 0-800 | ＜90S ＜24S | |||
| WREB-440 WREB-440G | E | 0-600 | ＜90S ＜24S | |||
| WRCB-440 WRCB-440G | T | 0-350 | ＜90S ＜24S | |||
| WRFB-440 WRFB-440G | J | 0-500 | ＜90S ＜24S | |||
| WZPB-441 WZPB-441G | Pt100 | -200-500 | ＜120S ＜24S | ￠12 | ||
| WZCB-441 WZCB-441G | Cu50 Cu100 | -50-100 | ||||
注:以上型號為不帶顯示表頭
帶表頭顯示分為數字表頭顯示(S)和模擬表頭顯示(M)兩種， 型號表示方法如:WRMB-74S; WRMB-74M;WRNB-240S;WRNB-240M
1、熱電偶Ⅰ級，熱電阻*按協議訂貨
2、保護管材質為1Cr18Ni9Ti，其余材質根據協議訂貨
安徽(hui)天康是中國zui大的溫度(du)儀表(biao)和電(dian)(dian)(dian)(dian)(dian)線電(dian)(dian)(dian)(dian)(dian)纜生(sheng)產(chan)(chan)基地，產(chan)(chan)品(pin)儀表(biao)類(lei)有(you):熱(re)電(dian)(dian)(dian)(dian)(dian)阻，熱(re)電(dian)(dian)(dian)(dian)(dian)偶，雙金屬溫度(du)計(ji)、液位(wei)計(ji) 壓力表(biao) 壓力變送器 ，一(yi)體化溫度(du)變送器，無紙(zhi)記錄(lu)儀，等產(chan)(chan)品(pin)。產(chan)(chan)品(pin)電(dian)(dian)(dian)(dian)(dian)纜類(lei)有(you):電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜，控制電(dian)(dian)(dian)(dian)(dian)纜，耐(nai)火電(dian)(dian)(dian)(dian)(dian)纜 計(ji)算機電(dian)(dian)(dian)(dian)(dian)纜，光纖光纜，數據(ju)電(dian)(dian)(dian)(dian)(dian)纜，熱(re)電(dian)(dian)(dian)(dian)(dian)偶補(bu)償導線，等產(chan)(chan)品(pin)。
耐磨熱電偶
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WZPK鎧裝熱(re)電阻
