分度號(hào)Pt100: A級(jí) R0=100±0.06Ω B級(jí) R0=100±0.12Ω 量程規(guī)格 型 號(hào) | 分度號(hào) | 測(cè)溫范圍℃ | 精度等級(jí) | 允許偏差△t ℃ | WZP | Pt100 | -200~500 | A級(jí) | -200~650℃時(shí)允差 ±(0.15或+0.002︱t︱) | B級(jí) | -200~800℃時(shí)允差 ±(0.3或+0.005︱t︱) |
熱響應(yīng)時(shí)間 在溫度出現(xiàn)階躍變化時(shí),熱電阻的輸出變化至相當(dāng)于該階躍變化的50%所需要的時(shí)間,稱為熱響應(yīng)時(shí)間,用t0.5表示。 公稱壓力 一般是指在常溫下,保護(hù)管所能承受靜態(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,允許公稱壓力不僅與保護(hù)管材料、直徑、壁厚有關(guān),而且還與其結(jié)構(gòu)形式、安裝方式、置入深度以及被測(cè)介質(zhì)的流速、種類有關(guān)。 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(duì)濕度應(yīng)不大于80%,常溫絕緣值應(yīng)不小于100MΩ。 熱電阻允許通過(guò)電流 通過(guò)鉑電阻測(cè)量電流大不超過(guò)5mA。 WRN-4318, WRE-4318,,WN2-4318,WRE2-4318,WRN-43C, WRE-43C, WRN2-43C, WRE2-43C, WRR-120, WRR-121, WRR2-120, WRR2-121, WRP-120, WRP-121,WRP2-120,熱電偶WRP2-121, WRN-122, WRN-123, WRN2-123, WRR-130, WRR-131,WRR2-130,WRR2-131, WRP-130, WRP-131, WRP2-130, WRP2-131, WRN-133, WRN2-133,WRN-120,WRN2-120. WRE-120, WRE2-120, WRN-130, WRN2-130, WRE-130, WRE2-130,WRN-220,WRN-220A, WRN2-220, WRN2-220A, WRE-220, WRE-220A,, WRE2-220A,WRN-230,WRN2-230, WRE-230, WRE2-230, WRN-220, WRN-220A, WRN2-220, WRN2-220A,WRE-220,WRE-220A, WRE2-220, WRE2-220A, WRN-230, WRN2-230, WRE-230, WRE2-230,WRN-320,WRN2-320, WRE-320, WRE2-320, WRN-330, WRN2-330, WRE-330,WRE2-330,高溫耐磨熱電偶WRN-420, WRN-420A, WRN2-420, WRE-420, WRE-420A,WRE2-420,WRN-430, WRN2-430, WRE-430, WRE2-430, WRN-420, WRN-420A. WRN2-420,WRE-420,WRE-420A, WRE2-420, WRN-430, WRN2-430, WRE-430, WRE2-430, WRN-520,WRN2-520,WRE-520,, WRE2-520, WRN-530, WRN2-530, WRE-530, WRE2-530, WRN-621,WRN-621A,WRN2-621, WRE-621, WRE-621A, WRE2-621, WRN-631, WRN2-631, WRE-631,WRE2-631.WRN-620,WRN-621, WRN-620A, WRN-621A, WRN2-620, WRN2-621, WRE-621,WRE-621A,WRE2-621, WRN-631, WRN2-631, WRE-631, WRE2-631, WRN-624, WRN-625,WRE-624,WRE-625, WRN-001, WRE-001, WRN-001, WRE-001, WRN-010, WRE-010,WRR-010,WRR2-010, WRP-010, WRP2-010, WRP-100,WSSX-412,WSSX-402電接點(diǎn)雙金屬溫度計(jì),WSSX-481,WSSX-411,WSSX-401,WSSX-480,WSSX-410,WSSX-400,WSSX-486B,WSSX-416B,WSSX-485B,WSSX-415B,WSSX-484B,WSSX-414B,WSSX-483B,WSSX-413B,WSSX-482B,WSSX-412B,WSSX-481B,WSSX-411B,WSSX-480B,WSSX-410B,WZPK-376U,WZPK-473U,WZPK-474U,WZPK-475U,WZPK-374U,WZPK-173U,WZPK-174U,WZPK-176U,WZPK-273U,WZPK-274U,WZPK-275U,WZPK-563U,WZPK-366U,WZPK-463U,WZPK-573U,WZPK-575U,WZPK-576U,WZP2-221B,WZP2-230B,WZP2-231B,WZC-130B,WZP-221B,WZP-230B,WZP2-130B,WZP2-420B,WZC-220B,WZC-230B,WZC-220AB,WZP-320B,WZP-331B,WZP2-320B,WZP2-324B,WZP2-330B,WZC-320B,WZP-420B,WZP-421B,WZPK2-565SA,WZPK-334U,WZPK-574S,WZP-44SAB,WZPK-573S,WZPK-24,WZPK2-24,WZP-24SAB,WZPK2-44,SBWR-2260,WZPK-44WZP2-64SB,WZP2-24SAB,WZPK-275S,WZP-44SA,WZKP2-536SA,WZPK-2212U,WZP-1312U,WZPK-536S,WZP-1212U,WZPK2-576SA,WZPK2-575SA,WZP-6212U,WZP-4212U,WZP-3312U,WZP-4312U,WZPK-104S,WZPK-174S,WZPK-103S,WZPK2-44,WZPK2-24,WZPK-173S,WZPK-24,WZP-64S,WZPK-44 |