wrn-440防爆热电偶,
防 爆 级 别
|
防 爆 证 号
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认 证 机 构
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d‖BT4
|
GYB96450
|
NEPSI
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d‖BT4
|
GYB96453
|
NEPSI
|
d‖CT5
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GYB98339
|
NEPSI
|
d‖CT5
|
GYB97197
|
NEPSI
|
ia‖CT6
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GYB99412
|
NEPSI
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型 号
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分度号
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允 差 等 级
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|||
I
|
II
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||||
允差值
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测温范围°C
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允差值
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测温范围°C
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||
WRN
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K
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±1.5°C
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-40~+375
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±2.5 °C
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-40~+333
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±0.004ltl
|
375~1000
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±0.0075 ltl
|
333~1200
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||
WRM
|
N
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±1.5°C
|
-40~+375
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±2.5°C
|
-40~+333
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±0.004 ltl
|
375~1000
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±0.0075 ltl
|
333~1200
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||
WRE
|
E
|
±1.5°C
|
-40~+375
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±1.5°C
|
-40~+333
|
±0.004 ltl
|
375~800
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±0.004 ltl
|
333~900
|
||
WRF
|
J
|
±1.5°C
|
-40~+375
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±1.5°C
|
-40~+333
|
±0.004 ltl
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375~750
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±0.004 ltl
|
333~750
|
||
WRC
|
T
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±1.5°C
|
-40~+125
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±1°C
|
-40~+133
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±0.004 ltl
|
125~350
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±0.0075 ltl
|
133~350
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类 别
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级 别
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大试验安全间隙(MESG)mm
|
II
|
A
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0.9≤MESG
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B
|
0.5
|
|
C
|
MESG≤0.5
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温 度 组 别
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允许高表面温度 ℃
|
T1
|
450
|
T2
|
300
|
T3
|
200
|
T4
|
135
|
T5
|
100
|
T6
|
85
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型号
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分度号
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测温范围℃
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热响应时间
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保护管材料
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规格
|
|
d
|
L×I
|
|||||
WRM-440
WRM2-440 |
N
|
0-800
|
<90S
|
1Cr18Ni9Ti
|
¢16
|
300×150
350×200 400×250 450×300 500×350 550×400 650×500 900×750 1150×1000 1650×1500 2150×2000 |
0-1000
|
0Cr25Ni20
|
|||||
WRM-440G
WRM2-440G |
0-800
|
<24S
|
1Cr18Ni9Ti
|
|||
0-1000
|
0Cr25Ni20
|
|||||
WRN-440
WRN2-440 |
K
|
0-800
|
<90S
|
1Cr18Ni9Ti
|
||
0-1000
|
0Cr25Ni20
|
|||||
WRN-440G
WRN2-440G |
0-800
|
<24S
|
1Cr18Ni9Ti
|
|||
0-1000
|
0Cr25Ni20
|
|||||
WRE-440
WRE2-440 |
E
|
0-700
|
<90S
|
1Cr18Ni9Ti
|
||
WRE-440G
WRE2-440G |
<24S
|
|||||
WRC-440
WRC2-440 |
T
|
0-350
|
<90S
|
1Cr18Ni9Ti
|
||
WRC-440G
WRC2-440G |
<24S
|
|||||
WRF-440
WRF2-440 |
J
|
0-600
|
<90S
|
1Cr18Ni9Ti
|
||
WRF-440G
WRF2-440G |
<24S
|