低溫低壓熱電偶,WERE2-15A, 量程規(guī)格 類別 | 代號 | 分度號 | 測溫范圍℃ | 精度等級 | 允許偏差△t | 鎳鉻-鎳硅 | WRNT | K | 0-800 | I | ±1.5℃或±0.004∣t∣ | II | ±2.5℃或±0.0075∣t∣ | 鎳鉻-銅鎳 | WRET | E | 0-600 | I | ±1.5℃或±0.004∣t∣ | II | ±2.5℃或±0.0075∣t∣ | 銅-銅鎳 | WRCT | T | -40-350 | I | ±0.5℃或±0.004∣t∣ | II | ±1℃或±0.75%t | 鉑電阻 | WZPT | Pt100 | -200-500 | * | ±(0.15+0.002∣t∣) | B級 | ±(0.30+0.005∣t∣) | 銅電阻 | WZCT | Cu50 | -50-100 | II | ±(0.30+6.0X10-3t) | 注:“t”為感溫元件實(shí)測溫度,對于鉑電阻和銅電阻則為感溫元件實(shí)測溫度的值。 公稱壓力 一般是指在常溫下,保護(hù)管所能承受的靜態(tài)外壓而不破裂,試驗(yàn)壓力一般采用公稱壓力的1.5倍。實(shí)際上,允許工作壓力不僅與保護(hù)管材料、直徑、壁厚有關(guān),而且還與其結(jié)構(gòu)形式、安裝方法、置入深度以及被測介質(zhì)的流速、種類有關(guān)。 熱電偶絕緣電阻: 常溫絕緣電阻的試驗(yàn)電壓為直流500V。測量常溫絕緣電阻的大氣條件為:溫度15~35℃,相對濕度45%,大氣壓力86~106Kpa。 對于長度超過1米的熱電偶,它的常溫絕緣電阻值與其長度的乘積不小于100兆歐·米, 即:Rr·L≥100MΩm L>1m 式中:Rr-熱電偶的常溫絕緣電阻值,MΩ; L-熱電偶的長度,m。 對于長度等于或不足1米的熱電偶,它的常溫絕緣電阻值應(yīng)不小于100 MΩ。 熱電阻絕緣電阻: 常溫絕緣電阻的試驗(yàn)電壓可取直流10~100V任意值,環(huán)境溫度應(yīng)在15~35℃范圍內(nèi),相對濕度應(yīng)不大于80%,常溫絕緣電阻值應(yīng)不小于100 MΩ。 防水式接線盒, WZP-270S, WRE-625, WZP-012S, K-250CD, WRP-100, WRE-010, WRE-220A, WRN-010, WRR2-010, WRN2-631, WZP2-010, WZP2-221, WZP2-220, WZP-231, WZP-230, WZP2-1312A, WZP2-106S, WRET2-31, WRN-235T, WRE-235T可動式熱電偶熱電阻, WRNR2-01, WERE2-15A, WRER2-13, WRNR2-13, WERE-13, WRNR-13, WRER2-12, WRER-01, WRNR-01, WERE2-01, WRER-12, WRET-001, WRE-625, WZPK2-535SA, WRN-15B, WRE2-14B, WRNR2-15, WRER-15, WZP-011, WZC-010A, WZP-035S, WRN-002, WRP-010, WRE-520直角彎頭熱電偶, WZPM-2012, WZP-203S, WSSX電接點(diǎn)雙金屬溫度計(jì), WZPK-426U,WZPK-166U,WZPK-525U,WZPK-165U,WZPK-425U,WZPK-424U,WZPK-326U,WZPK-323U,WZPK-226U,WZPK-224U,WZPK-223U,WZPK-233U,WZPK-405U,WZPK-135U,WZPK-136U,WZP-104U,WZPK-333U,WZPK-103U,WZPK-336U,WZPK-263U,WZPK-335U,WZPK-363U,WZPK-465U,WZPK-464U,WZPK-266U,WZPK-565U,WZPK-276U,WZPK-375U,WZPK-476U,WZPK2-475SA,WZPK-474S,WZPK-133U,WZPK-473S,WZPK2-376SA,WZPK-506U,WZPK-504U,WZPK-505U,WZPK-374S,WZPK-375S,WZPK2-375SA,WZPK-376S,WZPK2-276SA,WZPK-276S,WZPK2-275SA,WZPK-503S,WZPK2-406SA,WZPK2-405SA,WZPK-406S,WZPK-4055,WZPK-404S,WZPK-304U,WZPK-206U,WZPK-205U,WZPK-203U,WZPK2-305SA,WZPK-306S,WZPK-305S,WZPK-303S,WZPK2-205SA,WZPK-26S,WZPK-205S,WZPK-204S,WZPK-203S,WZPK-106SA,WZP-430B,WZPK-2312U,WZPK2-176SA,WZPK2-175SA,WZPK-176S,WZPK-163S,WZPK2-466SA,WZPK2-465SA,WZPK-465S,WZPK2-366SA,WZPK2-365SA,WZPK-366S,WZPK-364S,WZPK-363S,WZPK2-266SA,WZPK-266S,WZPK-265S,WZPK-264S,WZP-166S,WZPK-263S,WZPK-165S鎧裝鉑電阻,WZPK-535S,WZPK-533S,WZPK-534S,WZPK2-436SA,WZPK2-435SA,WZPK-435S,WZPK-434S,WZPK-433S,WZPK2-336SA,WZPK-235U,WZPK-134U,WZPK-236S,WZPK2-335SA,WZPK-336S,WZPK-235S,WZPK-325U,WZPK-234S,WZPK-335S,WZPK-404U,WZPK-126U,WZPK-334S,WZPK-233S,WZPK-365U,WZPK2-136SA,WZPK-333S,WZPK2-236SA,WZPK2-135SA,WZPK-136S,WZPK2-235SA,WZPK-135S,WZPK-134S,WZPK-524U,WZPK-123U,WZPK2-525SA,WZPK-525S,WZPK-524S,WZPK-523S,WZPK2-425SA,WZPK-425S,WZPK-424S,WZP2-44SAB,WZPK-423S,WZPK-326S,WZPK2-325SA,WZPK-325S,WZPK-323S,WZPK-324S,WZPK2-226SA,WZPK2-225SA,WZPK-226S,WZPK-225S,WZPK-223S,WZPK2-126SA,WZPK2-125SA,WZPK-125S,WZPK-126S,WZPK-124S,WZPK-123S,WZPK2-506SA,WZPK2-505SA,WZP2-420D,WZC-430B,WZPK-164S,WZPK-575S,WZPK-505S,WZPK-565S,WZPK-566S,WZP-431C,WZPK-466U鎧裝鉑熱波膜電阻,WZPK-105U,WZPK-324U,WZPK-364U,WZPK-264U,WZPK-163U,WZPK-523U,WZP-421D,WZPK-103U,WRP2-121B,WZP2-74S化工隔爆熱電阻,WRR-131,WRR2-131,WRN-230D,WRE-210D,WRN-430D,WRNK-431,WRK-240,WRK-520,WRS-132,WRT-620,WRN-130,WRN-130,WRNK-231,WREK-232,WRE-621A,WZPK-133S,WRN-631,WRE2-235T,WRER2-13,WRPB-230,WRE-621,WRN2-621,WZPM-201S,WZPK2-306SA,WZP-205S,WREK-1315,WRET-01,WZPF-130 WZCF-130 WZPF-430,WRNT-11,WZCM、WZPM,SBW系列,WRR-120,WRR-121,WRP-120,WRP-121,WRN-122,WRN-123,雙金屬溫度計(jì),wss-561,wss-461,wss-552,wss-452,WSS-551,wss-451,wss-582,wss-482,wss-581,wss-481,wss-512,wss-412,wss-312,wss-511,wss-411,wss-311,wss-502,WSS-402,wss-302,wss-501,wss-401,WSS-301,WSSXP-481,WSSXE-481,WSSXP-411,WSSXE-411,WSSXP-401,WSSXE-401,WSSP-581,WSSP-481,WSSP-511,WSSP-411,WSSP-501,WSSP-401,WSSE-581,WSSE-481,WSSE-511,WSSE-411,WSSE-501,WSSE-401,WSS-583L熱套式雙金屬溫度計(jì),WSSX-403L,WSSX-483L,WSS-483L,WSS-413L,WSS-413L,WSS-503L,WSS-403L,WSSX-483S,WSSX-413S,WSS-483S,WSS-513S,WSS-413S,WSS-503S,WSS-403S,WSSX-486電接點(diǎn)雙金屬溫度計(jì),WSSX-416,WSSX-406,WSSX-485,WSSX-415,WSSX-405,WSSX-484,WSSX-414,WSSX-404,WSSX-483,WSSX-413,WSSX-403,WSSX-482,WZPK-124U,WZPK-406U,WZPK-503U,WZP-3212U,WZP-270U,WRNN2-436,WRP-130,WRP2-130,WRP-131,WRP2-131,WRQ-130,WRQ2-130,WRQ-131,WRQ2-131,WRR-130,WRR2-130,WZPK-336SA,WZPK2-335SA,WZPK-236SA,WZPK2-235SA,WZPK-333S,WZPK-334S,WZPK-335S,WZPK-236S,WZPK-235S, WZPK-234S, WZPK-233S, WZPK2-136S, WZPK2-135SA, WZPK-136S, WZPK-135S, WZPK-134S, WRNR-01, WRER2-14, WRNR2-14, WRER-14, WRER2-12, WRNR2-12, WRER-12, WRNR-12, WZP2-6312A, WZP-6312A, WZP2-631, WRN-624, WRNR2-01, SBWR-4170/440D雙金屬溫度計(jì),wss-561,wss-461,wss-552,wss-452,WSS-551,wss-451,wss-582,wss-482,wss-581,wss-481,wss-512,wss-412,wss-312,wss-511,wss-411,wss-311,wss-502,WSS-402,wss-302,wss-501,wss-401,WSS-301,WSSXP-481,WSSXE-481,WSSXP-411,WSSXE-411,WSSXP-401,WSSXE-401,WSSP-581,WSSP-481,WSSP-511,WSSP-411,WSSP-501,WSSP-401,WSSE-581,WSSE-481,WSSE-511,WSSE-411,WSSE-501,WSSE-401,WSS-583L |