软管尺寸及流速图表
推荐应用:发动机尺寸 (L) & 型号 | ||||||||
气体 | < 1 † | < 2 † | < 2 | 2 - 5 | > 5 | - | - | - |
柴油 | < 0.8 | < 1.5 | < 1.5 | 1.5 - 4 | 4 - 6 | 6 - 12 | 12 - 18 | > 18 |
流速管外直径 | ||||||||
in | 1 | 1.5 | 2 | 2.5 | 3 | 4 | 5 | 6 |
mm | 25 | 38 | 51 | 64 | 76 | 102 | 127 | 152 |
流速管长度(长度包括延长的 | ||||||||
In mm | 20 (26) 508 (660) | 20 (26) 508 (660) | 20 (26) 508 (660) | 25 (32.5) 635 (825) | 25 (34) 635 (864) | 25 (37) 635 (940) | 30 (45) 762 (1143) | 36 (54) 914 (1372) |
反压力 | 流量在200°C, SCFM (m3/min) | |||||||
10” H20 | 67 | 109 | 175 | 425 | 600 | 1100 | 1700 | 2380 |
2.5 kPa | (1.9) | (3.1) | (4.9) | (12.0) | (17.0) | (31.2) | (48.1) | (67.3) |
15” H20 | 83 | 146 | 215 | 550 | 775 | 1350 | 2100 | 2940 |
3.75 kPa | (2.4) | (4.1) | (6.1) | (15.6) | (22.0) | (38.2) | (59.5) | (83.3) |
反压力 | 流量在400°C, SCFM (m3/min) | |||||||
10” H2O | 56 | 91 | 147 | 356 | 503 | 922 | 1425 | 1995 |
2.5 kPa | (1.6) | (2.6) | (4.2) | (10.0) | (14.3) | (26.2) | (40.3) | (56.4) |
15” H2O | 69.6 | 122 | 180 | 461 | 649 | 1132 | 1760 | 2465 |
3.75 kPa | (2.0) | (3.5) | (5.1) | (13.1) | (18.4) | (32.0) | (49.9) | (69.8) |
排气温度范围: | -5 - 700°C 标准结构 (更高温度需经过检测) |
排气温度精确度: | 读数± 1% 或± 2°C, 取较大值 |
流量计量线性: | < 1.0% 超过1065 Subpart D 和 ISO 16183 标准 |
流量测量精度: | 读数± 2% 或 ± 0.5%全尺度, 取较大值 |
通讯: | 以太网,USB |
OBDII Comms: | 连续 |
尺寸: | 43.6cm x 30.8cm x 9.1cm |
重量: | 10 kg |
电源: | 12VDC, 110-220VAC, <100W |
气体分析仪规格
气体 | CO | CO2 | O2** |
量程 | 0 - 8% | 0 - 20% | 0-25% |
分辨率 | 10 ppm | 0.01% | 0.1% |
精度 | ±50 ppm or ±2% rdg | ±0.1% or ±2% rdg | ±2%rdg or 0.3%FS |
线性 | 截距≤ 0.5% 0.990 ≤ Slope ≤ 1.01 SEE ≤ 1.0% range R2 ≥ 0.998 | ||
重复性 | ±2% rdg or ± 20 ppm | ±2% rdg or ± 0.05% | ±0.1% O2 |
噪音 | ± 20 ppm | ±0.02% | ±0.1% O2 |
漂移跨度 (8hrs) | ±2% of span or ± 20 ppm | ±2% of span or ± 0.1% | <2% FS |
零点漂移 (2hrs) | ±0.005% (25 ppm) | ±0.1% | <0.1% O2 |
响应时间 | T10-90< 3.5s | T10-90< 3.5s | T10-90< 3.5s |
数据速率 | 1 Hz | 1 Hz | 1 Hz |
流速 (常规) | 2-3 lpm | 2-3 lpm | 0.2 lpm |