補償導(dǎo)線(四)
點擊次數(shù):38 發(fā)布時間:2010-9-13 10:03:08
四、技術(shù)指標(biāo) Technical Data
1,、型號,、合金絲材料和絕緣顏色 Type, alloy material and insulation colors
補償導(dǎo)線型號 Type of compensating conductor | 配用熱電偶 Equipped thermocouples | 熱電偶分度號 Thermo couple index | 補償導(dǎo)線合金絲 Compensating conductor alloy wire | 絕緣層著色 Insulation layer color |
正極 Positive | 負(fù)極 Negative | 正極Positive | 負(fù)極 Negatinve |
SC | 鉑銠10-鉑熱電偶 PtRh10-Platinum | S | SPC(銅)Cu | SNC(銅鎳)CuNi | 紅Red | 綠Green |
RC | 銠13-鉑熱電偶 PtRh13-Platinum | R | RPC(銅)Cu | RCN(銅鎳)CuNi | 紅Red | 綠Green |
KCA | 鎳鉻-鎳硅熱電偶 Nichrome-NiSi | K | KPCA(鐵)Fe | KNCA(銅鎳)CuNi | 紅Red | 藍(lán)Blue |
KCB | KPCB(銅)Cu | KNCB(銅鎳)CuNi | 紅Red | 藍(lán)Blue |
KX | KPX(鎳鉻)NiCr | KNX(鎳硅)NiSi | 紅Red | 黑Black |
NC | 鎳鉻硅-鎳硅熱電偶 NiCrSi-NiSi | N | NPC(鐵)Fe | NNC(銅鎳)CuNi | 紅Red | 灰Grey |
NX | NPX(鎳鉻硅)NiCrSi | NNX(鎳硅)NiSi | 紅Red | 灰Grey |
EX | 鎳鉻-銅鎳熱電偶 NiCr-CuNi | E | EPX(鎳鉻) NiCr | ENX(銅鎳)CuNi | 紅Red | 棕Brown |
JX | 鐵-銅鎳熱電偶 Fe-CuNi | J | JPX(鐵)Fe | JNX(銅鎳)CuNi | 紅Red | 紫Purple |
TX | 銅-銅鎳熱電偶 Cu-CuNi | T | TPX(銅)Cu | TNX(銅鎳)CuNi | 紅Red | 白White |
2,、使用分類和護(hù)層顏色 Application category and sheath color
使用分類 Application category | 精度等級Accuracy grade | 護(hù)套顏色 Sheath color |
普通級General | 精密級Precision | 普通級general | 精密級Precision |
一般general | G | / | S | 黑色Black | 灰色Grey |
耐熱用high temperature | H | / | S | 黑色Black | 黃色Yellow |
3、熱電動勢,、允差及往復(fù)電阻
Thermoelectric potential, tolerance and reciprocating resistance
熱電偶分度號 Thermocouple index | 補償導(dǎo)線型號 Compensating wire code | 熱電勢及允差μV Thermoelectric potential and tolerance | 熱電偶測量端溫度(0C) Measuring end temperature of thermocouple |
1000C | 2000C |
熱電勢 Thermo- electric potential | 允差Tolerance | 熱電勢 Thermo- electric potential | 允差Tolerance |
普通級 General | 精密級 Precision | 普通級 General | 精密級 Precision |
S或R | SC或RC | 645 | ±60(±50C) | ±30(±2.50C) | 1440 | ±60(±50C) | ----- | 1000 |
K | KCA | 4095 | ±100(±2.50C) | ±60(±1.50C) | 8137 | ±100(±2.50C) | ±60(±1.50C) | 1000 |
KCB | 4095 | ±100(±2.50C) | ±60(±1.00C) | ---- | ---- | -------- | 900 |
KX | 4095 | ±100(±2.50C) | ±60(±1.00C) | 8137 | ±100(±2.50C) | ±60(±1.50C) | 900 |
N | NC | 2774 | ±100(±2.50C) | ±60(±1.00C) | 5912 | ±100(±2.50C) | ±60(±1.50C) | 900 |
NX | 2774 | ±100(±2.50C) | ±60(±1.00C) | 5912 | ±100(±2.50C) | ±60(±1.50C) | 900 |
E | EX | 6317 | ±200(±2.50C) | ±120(±1.50C) | 13419 | ±200(±2.50C) | ±100(±1.50C) | 500 |
J | JX | 5268 | ±140(±2.50C) | ±85(±1.50C) | 10777 | ±140(±2.50C) | ±85(±1.50C) | 500 |
T | TX | 4277 | ±60(±1.00C) | ±30(±0.50C) | 9286 | ±90(±1.50C) | ±48(±0.80C) | 300 |
補償導(dǎo)線型號 compensating wire code | 在200C時往復(fù)電阻值Ω/M Reciprocating resistance at 200C |
0.2 mm2 | 0.5 mm2 | 1.0 mm2 | 1.5 mm2 | 2.5 mm2 |
SC或RC | 0.25 | 0.10 | 0.05 | 0.03 | 0.02 |
KCA | 3.50 | 1.40 | 0.70 | 0.47 | 0.28 |
KCB | 2.60 | 1.04 | 0.52 | 0.35 | 0.21 |
KX | 5.50 | 2.20 | 1.10 | 0.73 | 0.44 |
EX | 6.25 | 2.50 | 1.25 | 0.83 | 0.50 |
JX | 3.25 | 1.30 | 0.65 | 0.43 | 0.26 |
TX | 2.60 | 1.04 | 0.52 | 0.35 | 0.21 |
NC | 3.75 | 1.50 | 0.75 | 0.50 | 0.30 |
NX | 7.15 | 2.86 | 1.43 | 0.95 | 0.57 |
4,、本安補償導(dǎo)線除具有上述性能指標(biāo)外,還具備以下本安性能指標(biāo)
The essential safely compensating wire has the following data in addition to the above data.
項目 Item | 單位 | 指標(biāo) |
工作電容 Operating capacitance | pF/m | ≤180 |
電容不平衡 Unbalance capacitance | pF/m | ≤1 |
分布電感 Distributed induction | μH/m | ≤0.6 |
靜電感應(yīng)電壓 Electrostatic inductive voltage | V | ≤1 |
電磁干擾感應(yīng)電壓 Electromagnetic inductive voltage | μV | ≤5 |