特點(diǎn) | ●熱響應(yīng)時間少,減小動態(tài)誤差; ●直徑小、長度不受限制; ●測量精確度高; ●進(jìn)口薄膜電阻元件,性能可靠穩(wěn)定。 | 工作原理 | 鎧裝熱電阻是利用物質(zhì)在溫度變化時,其電阻也隨著發(fā)生變化的特征來測量溫度的。當(dāng)阻值變化時,工作儀表便顯示出電阻所對應(yīng)的溫度值。 | 主要技術(shù)參數(shù) | IEC751 IEC1515 JB/T8623-1997 JB/T8622-1997 | ●鎧裝熱電阻保護(hù)帶直徑及材料 | 引線形式 | 套管直徑 | 套管材質(zhì) | Pt100 | 單支式 | Φ2 | 1Cr18Ni9Ti | Φ3 | Φ4 | Φ5 | Φ6 | Φ8 | 雙支式 | Φ3 | Φ4 | Φ5 | Φ6 | Φ8 | | ●測溫范圍及允差 | | 型號 | 分度號 | 測溫范圍℃ | 精度等級 | 允差 | HR-WZPK | Pt100 | -200~+500 | * | ±(0.15+0.002|t|) | B級 | ±(0.30+0.005|t|) | | 注:t為感溫元件實(shí)測溫度值 ●常溫絕緣電阻 熱電阻在環(huán)境溫度為15~35℃,相對濕度不大于80%,試驗(yàn)電壓為10~100V(直流)電極與外套管之間的絕緣電阻≥100MΩ。 ● 熱響應(yīng)時間 | 套管直徑 | 熱響時間τ0.5S | Φ3 | ≤3 | Φ4 | ≤5 | Φ5 | ≤8 | Φ6 | ≤12 | Φ8 | ≤15 | | ●測量端結(jié)構(gòu)形式 | ●接線盒形式 | | 防噴式 | ●測量端結(jié)構(gòu)形式 卡套螺紋接頭 | 代號和尺寸 | 鎧裝偶外徑 | Φ8 | Φ6 | Φ5 | Φ4 | Φ3 | Φ2 | M | M16×1.5 | M12×1.5 | S | 22 | 19 | | 防水式 | | 代號和尺寸 | 鎧裝偶外徑 | Φ8 | Φ6 | Φ5 | Φ4 | Φ3 | Φ2 | D | Φ60 | Φ50 | D0 | Φ42 | Φ36 | D1 | Φ24 | Φ20 | S | Φ22 | 19 | d0 | Φ9 | Φ7 | | 扁接插式 圓接插式 帶補(bǔ)償導(dǎo)線式 | | 型號及規(guī)格 | | HR-W | 溫度儀表 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Z | 熱電阻 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | P | 感溫元件材料 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | K | 鎧裝式 | | | | | | | | | | | | | | | | | | | | | | | | | | 偶絲對數(shù) | 無 2 | 單支 雙支 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 安裝固定形式 | 1 2 3 4 5 | 無固定裝置 固定卡套螺紋 活動卡套螺紋 固定卡套法蘭 活動卡套法蘭 | | | | | | | | | | | | | | | | | | | | | | | 接線盒形式 | 2 3 6 7 9 | 防噴式 防水式 圓接插式 扁接插式 補(bǔ)償導(dǎo)線式 | | | | | | | | | | | | | | 保護(hù)管直徑 | 3 4 5 6 8 | Φ3 Φ4 Φ5 Φ6 Φ8 | | | | | | | HR-W | Z | P | K | 2 - | 2 | 3 | 4 | 典型型號示例 | | 型號 | 分度號 | 測量范圍℃ | 精度等級 | 偶絲對數(shù) | HR-WZPK-123 | Pt100 | -200~+500 | *或B級 | 單支 | HR-WZPK-124 | HR-WZPK-125 | HR-WZPK-126 | HR-WZPK-128 | HR-WZPK-124 | 雙支 | HR-WZPK-125 | HR-WZPK-126 | HR-WZPK-128 | | | | 選型須知 | 1)型號 2)分度號 3)精度等級 4)安裝固定形式 5)長度或插入長度 例A:鎧裝熱電阻,Pt100型,I級,固定螺紋M16×1.5,長度450mm,插入長度300mm。HR-WZPK-220,Pt100,L=450×300,I級,M16×1.5。 | | | 防噴式鎧裝熱電阻 | 防水式鎧裝熱電阻 | | | 圓接插式鎧裝熱電阻 | 扁接插式鎧裝熱電阻 | | 補(bǔ)償導(dǎo)線式鎧裝熱電阻 | | 隔爆型、本安型熱電偶WRCK2-432, WREK-501, WREK-521, WREK-531,WREK-581, WREK-591, WREK-502, WREK-522, WREK-532, WREK-582, WREK-592. WREK2-521, WREK2-531, WREK2-522, WREK2-532, WRNK-501, WRNK-521, WRNK-531,WRNK-581,WRNK-591,WRNK-502,WRNK-522,WRNK-532,WRNK-592,WRNK-582,WRNK2-521,WRNK2-531,WRNK2-522,WRNK2-532,WRCK-501,WRCK-521,WRCK-531,WRCK-591,WRCK-581,化工隔爆型熱電偶WRCK-502,WRCK-522,WRCK-532,WRCK-592,WRCK-582,WRCK2-521,WRCK2-531,WRCK2-522,WRCK2-532,WREK-1313,WREK-1314,WREK-1315,WREK-1316,WREK-1323,WREK-1324,WREK-1325,WREK-1326,WRNK-1313, WRNK-1314, WRNK-1315, WRNK-1316, WRNK-1323, WRNK-1324, WRNK-1325, WRNK-1326,WRFK-281A,WRFK-181A.,WRCK-281A,WRCK-181A,WREK-281A,WREK-181A,WRNK-281A,WRNK-181A,WZPM-202U,WZPM-201U,WRNM-202A,WZPM-101U,WZPM-102U,化工熱電偶WREM-102A,WRNM-201A,WRNM-203A WRNN-436, WRNN2-436, WRN-420B, WRN-430B, WRN2-420B, WRN2-430B, WRE-420B, WRE-430B, WRE2-420B, WRE2-430B, WRN-420C, WRN-430C, WRN2-420C, WRN2-430C, WRE-420C, WRE-430C, WRE2-420C, WRE2-430C, WRN-420D, WRN-430D, WRN2-420D, WRN2-430D, WRE-420D, WRE-430D, WRE2-420D, 可動式熱電偶WRE2-430D, WZP-420B, WZP-421B, WZP-430B, WZP-431B, WZP2-420B, WZP2-421B, WZP2-430B, WZP2-431B, WZC-420B, WZC-430B, WZP-420C, WZP-421C, WZP-430C, WZP-431C, WZP2-420C, WZP2-421C, WZP2-430C, WZP2-431C, WZC-420C, WZC-430C, WZP-420D, WZP-421D, WZP-430D, WZP-431D, WZP2-420D, WZP2-421D, WZP2-430D, WZP2-431D, WZC-420D, WZC-430D.WRR-433Q, WRNR-93UC, WRER-93UC, WRNR2-93UC, WRER2-93UC, WRNT-001, WRNT2-001, 耐腐、耐磨熱電偶WRET-001, WRET2-001, WRNR-01, WRER-01, WRNR2-01, WRER2-01, WRNR-12, WRER-12, WRNR2-12, WRER2-12, WRNR-13, WRER-13, WRNR2-13. WRER2-13. WRNR-14, WRER-14, WRNR2-14, WRER2-14, WRNR-15, WRER-15, WRNR2-15, WRER2-15, WRN-15A, WRER-15A, WRNR2-15A, WRER2-15A, WRNT-31, WRET-31, WRNT2-31, WRET2-31, 套管式熱電偶WRNK-841n﹡D, WRNK-842n﹡D, WREK-841n﹡D. WREK-842n﹡D, WRNK-841n﹡I, WRNK-842n﹡I, WREK-841n﹡I. WREK-842n﹡I, WREK-842n﹡I, WRN-240A, WRN2-240A, WRE-240A, WRE2-240A, WRN-640A,WRN2-640A,WRE-640A,WRE2-640A, WRN-440A,WRN2-440A, WRE-440A,WRE2-440A, WRNK-240, WRNK2-240, WREK-240, WREK2-240, WRNK-440, WRNK2-440, WREK-440, WREK2-440, WRN-74O,WRN2-74O, WRN-74O, WRN2-74O, WRNR-15, WRNR2-15, WRNR-15A, WRNR2-15A, WRER-15, WRER2-15, WRER-15A, WRER215A, WRN-624, WRN-625, WRE-624, WRE-625, WRNR-12, WRER-12, WRNR2-12, WRER2-12, WRNR-13, WRNR2-13, WRER-13, WRER2-13,WRNR-14, WRNR2-14, WRER14, WRER2-14, WRN-631, WRN2-631, WRNR-01, WRER-01, WRNR2-01, WRER2-01, WRN-130, WRN2-130, WRN-230, WRN2-230, WRN-330, WRN2-330, WRN2-430, WRN-430, WRE-130, WRE2-130,熱電偶 WRE-230, WRE2-230, WRE-330, WRE2-330, WRE-430, WRE2-430, WREK-1313, WREK-1314, WREK-1315, WREK-1316, WREK-1323, WREK-1324, WREK-1325, WREK-1326, WRNK-1313, WRNK-1314, WRNK-1315, WRNK-1316, WRNK-1323, WRNK-1324, WRNK-1325, WRNK-1326, WRN-001, WRE-001. WRN-002, WRE-002, WRN-235T, WRN2-235T, WRE-235T, WRE2-235T, WRN-130-F, WRN-230-F, WRN-330-F, WRN-430-F, WRN2-130-F, WRN2-330-F, WRN2-430-F, WRE-130-F, WRE-230-F, WRE-330-F, WRE-430-F,WRE2-130-F,WRE2-230-F,WRE2-330-F.WRE2-430-F.WRN-130(*),WRN-230(*),WN-330(*),WN-430(*).,WRNN2-130(*),WNN2-230(*),WRNN2-330(*),WNN2-430(*),WREN-130, WREN-230, WREN-330, WREN-430, WREN2-130, WREN2-230, WREN2-330, WREN2-430, WRNN-530(*),WRNN2-530(*),WREN-530,WREN2-530,WRNN-631(*),WRNN2-631(*),WREN-631, WREN2-631, WRN-12B, WRE-12B, WRN2-12B, |