·熱響應(yīng)時(shí)間少,減小動(dòng)態(tài)誤差; ·直徑小,長(zhǎng)度不受限制; ·測(cè)量精度高; ·進(jìn)口薄膜電阻元件,性能可靠穩(wěn)定; |
鎧裝熱電阻是利用物質(zhì)在溫度變化時(shí),其電阻也隨著發(fā)生變化的特征來(lái)測(cè)量溫度的。當(dāng)阻值變化時(shí),工作儀表便顯示出阻值所對(duì)應(yīng)的溫度值。 |
產(chǎn)品執(zhí)行標(biāo)準(zhǔn) IEC751 JB/T8623-1997 JB/T8622-1997 |
熱電阻在環(huán)境溫度為15—35°C,相對(duì)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。 |
| | | | φ2 | | φ3 | φ4 | φ5 | φ6 | φ8 | 雙支式 | φ3 | φ4 | φ5 | φ6 | φ8 |
型 號(hào) | 分 度 號(hào) | 測(cè)溫范圍°C | 精度等級(jí) | 允 差 | WZPK | Pt100 | -200-+500 | A級(jí) | ±(0.15+0.002 ltl) | WZPK | Pt100 | -200-+500 | B級(jí) | ±(0.30+0.005ltl) |
套管直徑 | 熱響應(yīng)時(shí)間 | Ф3 | ≤3 | Ф4 | ≤5 | Ф5 | ≤8 | Ф6 | ≤12 | Ф8 | ≤15 |
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(dòng)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, |