概述
活动法兰式装配热电偶的法兰可以上下调节以调整插入深度,根据接线盒不同可分为防喷式和防水式。
产品标准
1、执行标准
IEC584
IEC1515
GB/T16839-1997
JB/T5582-91
2、常温绝缘电阻
热电偶在环境温度为20±15°C,相对湿度不大于80%,试验电压为500±50V(直流)电极与外套管之间的绝缘电阻>1000Ω.m。
3、测量范围及允差
型号 | 分度号 | 允 差 等 级 | |||
I | II | ||||
允差值 | 测温范围°C | 允差值 | 测温范围°C | ||
WRN | K | ±1、5°C | -40~+375 | ±2、5 °C | -40~+333 |
±0.004ltl | 375~1000 | ±0.0075 ltl | 333~1200 | ||
WRM | N | ±1、5°C | -40~+375 | ±2、5°C | -40~+333 |
±0.004 ltl | 375~1000 | ±0.0075 ltl | 333~1200 | ||
WRE | E | ±1、5°C | -40~+375 | ±1、5°C | -40~+333 |
±0.004 ltl | 375~800 | ±0.004 ltl | 333~900 | ||
WRF | J | ±1、5°C | -40~+375 | ±1、5°C | -40~+333 |
±0.004 ltl | 375~750 | ±0.004 ltl | 333~750 | ||
WRC | T | ±1、5°C | -40~+125 | ±1°C | -40~+133 |
±0.004 ltl | 125~350 | ±0.0075 ltl | 133~350 |
选型一览表
1、防喷式
常规型号 | 分度号 | 温度范围 ℃ | 热响应时间 | 保护管材料 | 规格(mm) | |
d | d | |||||
WRM-320 WRM2-320 | N | 0-800 | <90S | 1Cr18Ni9Ti | ¢16 | 150 200 250 300 350 400 500 750 1000 1500 2000 2150 |
0-1000 | 0Cr25Ni20 | |||||
WRM-320G WRM2-320G | 0-800 | <24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRN-320 WRN2-320 | K | 0-800 | <90S | 1Cr18Ni9Ti | ||
0-1000 | 0Cr25Ni20 | |||||
WRN-320G WRN2-320G | 0-800 | <24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRE-320 WRE2-320 | E | 0-700 | <90S | 1Cr18Ni9Ti | ||
WRE-320G WRE2-320G | <24S | |||||
WRC-320 WRC2-320 | T | 0-350 | <90S | 1Cr18Ni9Ti | ||
WRC-320G WRC2-320G | <24S | |||||
WRF-320 WRF2-320 | J | 0-600 | <90S | 1Cr18Ni9Ti | ||
WRF-320G WRF2-320G | <24S | |||||
WRM-321 WRM2-321 | N | 0-800 | <20S | 1Cr18Ni9Ti | ¢20 | |
0-1000 |
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