4、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 |
5、常温绝缘电阻