装配式热电偶,WRN-120,WRN120 □ 主要技术指标 ● 温度测量范围和允许误差 热电偶类别 | 代号 | 分度号 | 测温范围 ℃ | 允许误差Δt ℃ | 铂铑30-铂铑6 | WRR | B | 0~1800 | ±1.5℃或±0.25%t | 铂铑10-铂 | WRP | S | 0~1600 | ±1.5℃或±0.25%t | 镍铬-镍硅 | WRN | K | 0~1300 | ±2.5℃或±0.75%t | 镍铬-铜镍 | WRE | E | 0~800 | ±2.5℃或±0.75%t | ● 热响应时间 在温度出现阶跃变化时,热电偶的输出变化至相当于该变化的50%,所需要的时间称为热响应时间,用T0.5表示。 ● 热电偶公称压力 一般是指在室温情况下保护管所能承受的静态外压面不破裂。实际上,容许工作压力不仅与保护管材料、直径壁厚有关,还与其结构形式,安装方法、置入深度以及被测介质的流速和种类等有关。 ● 热电偶zui小置入深度 应不小于其保护管外径的8~10倍(特殊产品例外)。 ● 热电偶绝缘电阻(常温) 常温绝缘电阻的试验电压为直流500V±50V,测量常温绝缘电阻的大气条件为温度15~35℃,相对湿度45%,大气压力86~106kPa a.对于长度>1米的热电偶,常温绝缘电阻值与其长度的乘积应不小于 100 MΩ·m 即:Rr·L≥100 MΩ·m L>1m(式中:L-热电偶的长度.m) b.对于长度≤1米的热电偶,常温绝缘电阻值应不小于100 MΩ ● 上限温度绝缘电阻 热电偶的上限温度绝缘电阻应不小于下表规定: 上限温度tm ℃ | 试验温度t ℃ | 电阻值 | 100≤tm<300 | t=tm | 10 | 300≤tm<500 | t=tm | 2 | 500≤tm<850 | t=tm | 0.5 | 850≤tm<1000 | t=tm | 0.08 | 1000≤tm<1300 | t=tm | 0.02 | tm>1300 | t=1300 | 0.02 | 热电偶: 装配式不锈钢接线盒热电偶WRR-120B,WRR-121B,WRR2-120B,WRR2-121B,WRP-120B,WRP-121B,WRP2-120B,WRP2-121B,WRN-122B,WRN-123B,WRN2-123B,WRR-130B,WRR-131B,WRR2-130B,WRR2-131B,WRP-130B,WRP-131B,WRP2-130B,WRP2-131B,WRN-133B,WRN2-133B,WRN-130B,WRN2-130B,WRE-130B,WRE2-130B,WRN-230B,WRN2-230B,WRE-230B, 表面热电偶温度计WRE2-230B,WRN-220B,WRN-220AB,WRN2-220B,WRN2-220AB,WRE-220B,WRE-220AB,WRE2-220B,WRE2-220AB,WRN-230B,WRN2-230B,WRE-230B,WRE2-230B,WRN-330B,WRN2-330B,WRE-330B,WRE2-330B,WRN-430B,WRN2-430B,WRE-430B,WRE2-430B,WRN-420B,WRN-420AB,WRN2-420B,WRE-420B,WRE-420AB,WRE2-420B,WRN-430B,WRN2-430B,WRE-430B,WRE2-430B,WRN-530B,铠装热电偶WRN2-530B,WRE-530B,WRE2-530B,WRN-631B,WRN2-6310B,WRE-631B,WRE2-631B,WRN-620, WRN-621B,WRN-620A, WRN-621AB,WRN2-620, WRN2-621B,WRE-621B,WRE-621AB,WRE2-621B,WRN-631B,WRN2-631B,WRE-631B, 装配式热电偶WRE2-12B,WRN-13B,WRE-13B,WRN2-13B,WRE2-13B,WRN-14B,WRE-14B,WRN2-14B,WRE2-14B,WRN-15B,WRE-15B,WRN2-15B,WRE2-15B,WRN-15AB,.WRE-15AB,WRN2-15AB,WRE2-15AB,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,,热电偶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, 高温耐磨热电偶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电接点双金属温度计,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,WZP2-421D,WZPN2-330,WZP-421B,WZP2-431C,WZPN2-430,WZP2-421C,WZP-431,WZP2-11SA,WRNR2-12,隔爆热电偶,SBWZ-44SI,SBWZ-2484,SBWZ-44SI,SBWR-4284,SBWR-440I,SBWR-2284,SBWR-440I,SBWR-4184,SBWR-440I,SBWR-2184/440I,SBWR-4281/240KI,SBWZ-4484WRER-01,WRNK-841n*D,WZPN-631,WZPN-231,WZPN2-431,.WRN-230,WZP-120B,WRN2-240A,WZPM-201B,WZCM-201,WRN-240A,WZC-220B,WZPK2-106SA,WREK-841n*D,WRNK-842n*D,WRNK-131,WRNK-231D炉管刀刃热电偶,WRNR-12、WRNR-13、WRNR-14、WRNR-15,WRNB-140、WRNB-140G,WZP-240、WZP-440、WZP-241,WRN-621,WZP-2420C,WZP2-44SA,WZPK2-265SA,WZPK-135S,WRE-001,WZP2-631,WRE-002,WRE-740,WRN-440A,WRE2-240A,WRE-240A,WRN-230-F,JB/T5583-91,WREK2-240,WRNK2-240,WRNK-240,WRN2-440A,WRN-440A,WRE2-640,WRE-640,WRN2-640,WRN-640A,SBWR-4181/240D,.SBWR-2180/440i隔爆本安型带热电偶电阻,SBWR-4270/440D,WZP2-892室内用双支铂热电阻,WREK-440,WRE2-740,WRN2-740,WRN2-440A,WRNK-240,WREK2-240,WRNK-841n*i,WRNK-842n*i,WRE-240A,WREK-841n*I,WREK-842n*i,WRN2-240A,WREK2-440,WRN-640,WRN2-640,WRN-740,WRE-440A,WRNK-440,WRE-640,WRE2-640,WREK-842n*D,WZP-64SB,SBWR-4280/8413KD,XMTA-100,MWFT-1,MWFT-2,MWFT-3,WZP-120B,WZP-121B,WZP-130B,WZP-131B,WZP2-120B,WZP2-121B,WZP2-130B,WZP2-131B,WZC-120B,WZC-130B,WZP-220B,WZP-221B, WZP-230B,WZP-231B,WZP2-220B,WZP2-221B,WZP2-230B,WZP2-231B,WZP-220ABWZP2-220AB,WZC-220B,WZC-120B,电站测温用热电阻WZC-130B,.WZP-220B,WZP-221B,WZP-230B,WZP-231B,WZP2-220B,WZP2-221B,.WZP2-230B,WZP2-231B,WZP-220AB,WZP2-220AB。WZC-220B,WZC-230B,WZC-220AB,WZP-320B,WZP-321B,WZP-330B,WZP-331B,WZP2-320B,WZP2-321B,WZP2-330B,WZP2-330B,WZC-320B,WZC-320B,WZP-420B,.WZP-421B,WZP-430B,WZP-431B,WZP2-420B,WZP2-421B,WZP2-430B,WZP2-431B,WZP-42AB,WZP2-42AB,WZC-420B,WZC-430B,WZP-420B,.WZP-421B,WZP-430B,WZP-430B,WZP-431B,WZP2-420B,WZP2-421B,WZP2-430B,WZP2-431B,WZP-42AB,WZP2-42AB,WZP-420B,WZC-430B,WZP-621B,WZP-621AB,WZP-631B,..WZP2 -621B,WZP2 -621B,WZP2 -631B,WZP-621B,.WZP-631B,WZP-621B,WZP2 -631B,WZP-621AB,WZP2-621AB,WZP-002,WZP-003,WZP-003A,WZCM-201,.WZPM-201,WZPM-201,WZP-270S,WZP-26S,WZP-236SB, |