主要功能特点：
大屏幕液晶显示，全中文菜单；
用于测量汽车排气中CO、HC、CO2、O2浓度及 λ值和COcor；
具有单怠速、双怠速、通用测量功能；
可测量以汽油、LPG、CNG及酒精等作燃料的车辆；
按新国标及美国BAR－97标准研制，符合ISO3930或OIMLR990级精度；
具有自动调零，自动清洗，自动温度补偿、压力补偿；
具有HC残留测量、流量监控、气路泄漏检查；
具备转速、油温测量通道，内置打印机或数字（模拟）接口联网；
可车牌号输入及2000组数据存贮，备查功能，时钟显示；
仪器结构和功能满足稳态加载多工况（ASM）测量要求，符合北京市地方标准及国标使用要求。
主要技术参数：
| 测试气体范围 |
HC：0～10000ppmvol |
| CO:0～10%vol |
| CO2:0～20%vol |
| O2:0～25%vol |
| NOx:0～5000ppmvol |
| λ:0.5～1.5 |
| COcor:0～10%vol |
| 准确性 |
HC±5%(相对误差)±10ppmvol(绝对误差) |
| CO±5%(相对误差)±0.03%vol(绝对误差) |
| CO2±5%(相对误差)±0.5%vol (绝对误差) |
| O2 ±5%(相对误差)±0.1%vol (绝对误差) |
| NOx±4%(相对误差)±25ppmvol(绝对误差) |
| 重复性 |
重复误差≤±2% |
| 稳定性 |
自动校零，量矩漂移≤±3% |
| 分辨力 |
HC：1ppmvol |
| CO: 0.01%vol |
| CO2: 0.01%vol |
| O2: 0.01%vol |
| NOx:1ppmvol |
| λ:0.01 |
| 响应时间 |
95%响应不大于10秒 |
| 预热时间 |
不大于10分钟 |
| 输出方式 |
可屏幕显示，可打印气体浓度最大值、平均值、最小值及车牌号、测试时间、日期，转速、油温和λ、COcor值，可附接口与计算机联网。 |
| 环境条件 |
温度0～40℃，相对湿度≤90% |
| 电源 |
AC100-240v 50Hz 或DC12V（选加电源逆变器）消耗功率50VA |
| 外形尺寸 |
420mm(长)×340mm(宽)×170mm(高) |
| 重量 |
约10kg |
Main Features:
◆Large-screen LCD display, full English menu;
◆Used to measure vehicle exhaust CO, HC, CO2, O2 concentration and λ values and COcor;
◆Idle with a single, dual idle speed, general-purpose measurement function;
◆Measurable by gasoline, LPG, CNG, and alcohol-fueled vehicles;
◆National standard and the United States under the new BAR-97 standards for the development, in line with ISO3930 or OIMLR990-level precision.
◆With auto-zero, automatic cleaning, automatic temperature compensation, pressure compensation;
◆With the HC residual measurement, traffic monitoring, gas path leakage inspection;
◆With rotational speed, oil temperature measurement channels, built-in printer or digital (analog) interface networking;
◆License plate number can be entered and the 2000 sets of data storage, reference function, clock display;
◆Instrument structure and function to meet the steady-state multi-load conditions (ASM) measurement requirements, in line with Beijing's use of local standards and national standard requirements.
Main technical parameters:
Test gas Scope：HC：0～10000ppmvol
CO:0～10%vol
CO2:0～20%vol
O2:0～25%Vvol
NOx:0～5000ppmvol
λ:0.5～1.5
COcor:0～10%vol
Accuracy： HC ± 10ppmvol (absolute error) ± 5% (relative error)
CO ± 0.03% vol (absolute error) ± 5% (relative error)
CO2 ±0.5%vol (absolute error) ±5% (relative error)
O2 ±0.1%vol (absolute error)±5% (relative error)
NOx ±25ppmvol (absolute error)±4% (relative error)
Stability：Automatic zero, volume moments drift ≤ ± 3%
Repeatability：Repeat error ≤ ± 2%
Resolution： HC：1ppmvol
CO：0.01%vol
CO2：0.01%vol
O2：0.01%vol
NOx:1ppmvol
λ：0.01
Response Time：95% of the response to no more than 10 seconds
Warm-up Time：About 20 minutes
Output Mode：Can display can be printed gas concentrations in the maximum,
average, minimum and license plate number, test time, date, speed, oil temperature, and λ, COcor values may also be attached to interface with the computer network
Environmental conditions：Temperature 0 ~ 40 ℃, relative humidity ≤ 90%
Power：AC100-240v 50Hz or DC12V (select plus power inverter) Power
consumption 50VA
Dimensions：420mm (length) × 340mm (width) × 170mm (H)
Weight：About 12kg
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