S分度號補償導線的精度是Z低的,但從溫度使用范圍來看,0~60℃范圍內(nèi)誤差很小,100~150℃誤差就比較大了。當測量誤差要求高時,必須將參比端的溫度保持在100℃以下。
但值得注意的是,如t1=200℃時,則可能造成±16.3℃的誤差,因此對雙鉑銠熱電偶來說,雖然在通常情況下可不使用補償導線,但限制條件是參比端溫度t1≤120℃,否則將造成較大的誤差。
熱電偶補償導線已經(jīng)廣泛用于熱電偶溫度測量中。如果了解了熱電偶補償導線的原理、功能、作用方法和注意事項,就能充分發(fā)揮熱電偶補償導線的作用,否則就會適得其反。某鋼管生產(chǎn)企業(yè)新引進的一套球化爐裝置,裝置的二十多個測溫點由于設(shè)備安裝人員將熱電偶正負極接反,且補償導線還存在多接頭現(xiàn)象,再加上設(shè)備使用人員對此知識的貧乏,在工作中因爐溫不正確導致爐內(nèi)產(chǎn)品報廢,直接經(jīng)濟損失達一百多萬元,教訓不可謂不深刻。實際上在眾多熱電偶測溫現(xiàn)場,筆者發(fā)現(xiàn)用普通銅導線作連線的占40%,而使用補償導線作連接線的僅占60%。金明區(qū)WC3/25-HFGRP高溫補償導線價格表
阻燃性能:根據(jù)用戶所需可以符合GB12666-1990A、B、補償導線及補償電纜外形尺寸和計算重量注:Ⅰ帶屏蔽或鋁塑復合帶的電纜外徑略大于無屏蔽層的電纜Ⅱ即有分屏蔽也有總屏蔽的電纜外徑略大于只有分屏蔽的電纜Ⅲ只有總屏蔽的電纜外徑略小于只有分屏蔽的電纜使用方式與s型熱電偶自由端的連接要方便可靠;保護套管應能保證熱電極與有害介質(zhì)充分隔離。組成熱電偶的兩個熱電極的焊接必須牢固;兩個熱電極彼此之間應很好地絕緣,以防短路;非標準化熱電偶在使用范圍或數(shù)量級上均不及標準化熱電偶,一般也沒有統(tǒng)一的分度表,主要用于某些特殊場合的測量。
ZR-KX-HA-FP2FP2R、ZR-KX-HB-FP2FP2R、ZR-KX-HS-FP2FP2R、ZR-KX-HA-FP2F、ZR-KX-HB-FP2F、ZR-KX-HS-FP2F、ZR-KX-HA-FPFR、ZR-KX-HB-FPFR、ZR-KX-HS-FPFR、ZR-EX-HA-FPVP、ZR-EX-HB-FPVP、ZR-EX-HS-FPVP、ZR-EX-HA-FPVRP、ZR-EX-HB-FPVRP、ZR-EX-HS-FPVRP、ZR-EX-HA-FPVPR、ZR-EX-HB-FPVPR、ZR-EX-HS-FPVPR、ZR-EX-HA-FPV、ZR-EX-HB-FPV、ZR-EX-HS-FPV、ZR-EX-HA-FP2VP2、ZR-EX-HB-FP2VP2、ZR-EX-HS-FP2VP2、ZR-EX-HA-FP2VRP2、ZR-EX-HB-FP2VRP2、ZR-EX-HS-FP2VRP2、ZR-EX-HA-FP2VP2R、ZR-EX-HB-FP2VP2R、ZR-EX-HS-FP2VP2R、ZR-EX-HA-FP2V、ZR-EX-HB-FP2V、ZR-EX-HS-FP2V、ZR-EX-HA-FPVR、ZR-EX-HB-FPVR、ZR-EX-HS-FPVR、ZR-EX-HA-FPFP、金明區(qū)WC3/25-HFGRP高溫補償導線價格表ZR-EX-HB-FPFP、ZR-EX-HS-FPFP、ZR-EX-HA-FPFRP、ZR-EX-HB-FPFRP、ZR-EX-HS-FPFRP、ZR-EX-HA-FPFPR、ZR-KX-HB-FPFPR、ZR-EX-HS-FPFPR、ZR-EX-HA-FPF、ZR-EX-HB-FPF、ZR-EX-HS-FPF、ZR-EX-HA-FP2FP2、ZR-EX-HB-FP2FP2、ZR-EX-HS-FP2FP2、ZR-EX-HA-FP2FRP2、ZR-EX-HB-FP2FRP2、ZR-EX-HS-FP2FRP2、ZR-EX-HA-FP2FP2R、ZR-EX-HB-FP2FP2R、ZR-EX-HS-FP2FP2R、ZR-EX-HA-FP2F、ZR-EX-HB-FP2F、ZR-EX-HS-FP2F、ZR-EX-HA-FPFR、ZR-EX-HB-FPFR、ZR-EX-HS-FPFR、ZR-JX-HA-FPVP、ZR-JX-HB-FPVP、ZR-JX-HS-FPVP、ZR-JX-HA-FPVRP、ZR-JX-HB-FPVRP、ZR-JX-HS-FPVRP、ZR-JX-HA-FPVPR、ZR-JX-HB-FPVPR、ZR-JX-HS-FPVPR、ZR-JX-HA-FPV、ZR-JX-HB-FPV、ZR-JX-HS-FPV、ZR-JX-HA-FP2VP2、ZR-JX-HB-FP2VP2、ZR-JX-HS-FP2VP2、ZR-JX-HA-FP2VRP2、ZR-JX-HB-FP2VRP2、ZR-JX-HS-FP2VRP2、ZR-JX-HA-FP2VP2R、ZR-JX-HB-FP2VP2R、ZR-JX-HS-FP2VP2R、ZR-JX-HA-FP2V、ZR-JX-HB-FP2V、ZR-JX-HS-FP2V、ZR-JX-HA-FPVR、ZR-KX-HB-FPVR、ZR-JX-HS-FPVR、ZR-JX-HA-FPFP、ZR-JX-HB-FPFP、ZR-JX-HS-FPFP、ZR-JX-HA-FPFRP、ZR-JX-HB-FPFRP、ZR-JX-HS-FPFRP、ZR-JX-HA-FPFPR、ZR-JX-HB-FPFPR、ZR-JX-HS-FPFPR、ZR-JX-HA-FPF、ZR-JX-HB-FPF、ZR-JX-HS-FPF、ZR-JX-HA-FP2FP2、ZR-JX-HB-FP2FP2、ZR-JX-HS-FP2FP2、ZR-JX-HA-FP2FRP2、ZR-JX-HB-FP2FRP2、金明區(qū)WC3/25-HFGRP高溫補償導線價格表ZR-JX-HS-FP2FRP2、ZR-JX-HA-FP2FP2R、ZR-JX-HB-FP2FP2R、ZR-JX-HS-FP2FP2R、ZR-JX-HA-FP2F、ZR-JX-HB-FP2F、ZR-JX-HS-FP2F、ZR-JX-HA-FPFR、ZR-JX-HB-FPFR、ZR-JX-HS-FPFR、ZR-SC-HBVP、ZR-SC-HBVRP、ZR-SC-HBVP2、ZR-SC-HBVR、ZR-SC-HBVPR、ZR-KC-HBVP、ZR-KC-HBVRP、ZR-KC-HBVP2、ZR-KC-HBVR、ZR-KC-HBVPR、ZR-BC-HBVP、ZR-BC-HBVRP、ZR-BC-HBVP2、ZR-BC-HBVR、ZR-BC-HBVPR、ZR-NC-HBVP、ZR-NC-HBVRP、ZR-NC-HBVP2、ZR-NC-HBVPR、ZR-KX-HBVP、ZR-KX-HBVRP、ZR-KX-HBVP2、ZR-KX-HBVPR、ZR-KX-HBVR、ZR-EX-HBVP
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