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一、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。
二、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 | ||
三、选型一览表
1、防喷式
产品型号 | 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 | 0Cr25Ni20 | |||||
WRM-321G WRM2-321G | 0-800 | ＜24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRN-321 WRN2-321 | K | 0-800 | ＜120S | 1Cr18Ni9Ti | ||
0-1000 | 0Cr25Ni20 | |||||
WRN-321G WRN2-321G | 0-800 | ＜24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRE-321 WRE2-321 | E | 0-700 | ＜120S | 1Cr18Ni9Ti | ||
WRE-321G WRE2-321G | ＜24S | |||||
WRC-321 WRC2-321 | T | 0-350 | ＜120S | 1Cr18Ni9Ti | ||
WRC-321G WRC2-321G | ＜24S | |||||
WRF-321 WRF2-321 | J | 0-600 | ＜120S | 1Cr18Ni9Ti | ||
WRF-321G WRF2-321G | ＜24S | |||||
注：1、型号320、321为防喷式，防护等级IP65
2、保护管其余材质根据协议订货
2、防水式
产品型号 | 分度号 | 温度范围 ℃ | 热响应时间 | 保护管材料 | 规格(mm) | |
d | d | |||||
WRM-330 WRM2-330 | N | 0-800 | ＜90S | 1Cr18Ni9Ti | ￠16 | 150 200 250 300 350 400 500 750 1000 1500 2000 2150 |
0-1000 | 0Cr25Ni20 | |||||
WRM-330G WRM2-330G | 0-800 | ＜24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRN-330 WRN2-330 | K | 0-800 | ＜90S | 1Cr18Ni9Ti | ||
0-1000 | 0Cr25Ni20 | |||||
WRN-330G WRN2-330G | 0-800 | ＜24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRE-330 WRE2-330 | E | 0-700 | ＜90S | 1Cr18Ni9Ti | ||
WRE-330G WRE2-330G | ＜24S | |||||
WRC-330 WRC2-330 | T | 0-350 | ＜90S | 1Cr18Ni9Ti | ||
WRC-330G WRC2-330G | ＜24S | |||||
WRF-330 WRF2-330 | J | 0-600 | ＜90S | 1Cr18Ni9Ti | ||
WRF-330G WRF2-330G | ＜24S | |||||
WRM-331 WRM2-331 | N | 0-800 | ＜20S | 1Cr18Ni9Ti | ￠20 | |
0-1000 | 0Cr25Ni20 | |||||
WRM-331G WRM2-331G | 0-800 | ＜24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRN-331 WRN2-331 | K | 0-800 | ＜120S | 1Cr18Ni9Ti | ||
0-1000 | 0Cr25Ni20 | |||||
WRN-331G WRN2-331G | 0-800 | ＜24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRE-331 WRE2-331 | E | 0-700 | ＜120S | 1Cr18Ni9Ti | ||
WRE-331G WRE2-331G | ＜24S | |||||
WRC-331 WRC2-331 | T | 0-350 | ＜120S | 1Cr18Ni9Ti | ||
WRC-331G WRC2-331G | ＜24S | |||||
WRF-331 WRF2-331 | J | 0-600 | ＜120S | 1Cr18Ni9Ti | ||
WRF-331G WRF2-331G | ＜24S | |||||
注：1、型号330、331为防水式，防护等级IP55
2、保护管其余材质根据协议订货
四、产品特点
1、装配简单，更换方便。
2、压簧式感温元件，抗震性能好。
3、测量范围大。
4、机械强度高，耐压性能好。
订货需知：
1、注明热电偶型号、分度号、使用温度范围。
2、热电偶点数、热电偶保护管材质、直径、长度等。（保护管总长L=l 150，特殊插入深度及其保护管材质可按协议定货）
3、有紧固件、法兰装置的，需要提供先关尺寸。
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