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主要功能特点：      分体式结构设计，操作更方便，数据更精确； 大屏幕液晶显示，全中文菜单操作； 采用分流式取样技术、柴油车加速、减速和稳速时均可测量烟度； 数据自动线性化处理，可显示不透光度N、光吸收系数K； 采用“空气幕”技术保护光学系统免受污染； 检测室自动恒温控制，可防冷凝而影响测试精度； 附自动时间显示； 配内置全自动打印机（或数字RS－232A）接口或模拟输出接口）； 配转速、油温测试通道； 符合ISO116614和GB3847－1999技术要求。 主要技术参数 : 测量范围              不透光度N: 0～(相当烟度值0～10FSN)  光吸收系数K:0～16.06m^-1 示值误差              ≤±2%(测量值) 稳定性                自动校零，量矩漂移≤±1%/4h 重复性                重复误差≤±1% 分辨率                0.1% 输出方式              中文液晶显示，可附打印机打印烟浓度(暗度值)，即时                       曲线、测试时间、日期等。可附接口与计算机联网。 测量烟度温度          70℃(自动恒温)，当温度误差≥±10%时，温度及错误指示灯亮 环境条件              温度0～40℃，相对湿度≤90% 电源                  AC100-240V 50Hz 消耗功率150VA 外形尺寸(含支架）     控制部分 240mm(长)×310mm(宽)×170mm(高)                      光路部分 130mm(长)×400mm(宽)×390mm(高) 重量                  控制部分 4kg                       光路部分 5kg Main Features: ◆Separated structural design, operation more convenient and more accurate data ◆Large-screen LCD display, full English menu; ◆Adopted a triage-type sampling technique, diesel vehicle acceleration, deceleration, and steady speed can be measured when the smoke; ◆Linear automatic data processing, can be displayed opacity degrees N, light absorption coefficient K and the corresponding value of filter paper-type smoke Sf ◆Use of "air curtain" technology to protect the optical system from contamination; ◆Automatic detection of room temperature control, anti-condensation can affect the test accuracy; ◆Automatically attached to the time display; ◆Automatic with built-in printer (or digital RS-232A) interface or analog output interface); ◆With rotational speed, oil temperature test channel; ◆In line with ISO116614 and GB3847-1999 technical requirements.   Main technical parameters:

Test Scope：No light transmission N: 0～

Light absorption coefficient K：0～16 .06 m^-1 Shows the value error：≤ ± 2% (measured value) Stability：Automatic zero, volume moments drift ≤ ± 1% / 4h Repeatability：Repeat the error ≤ ± 1% Resolution：0.1% Output Mode：Chinese liquid crystal display can be attached printer smoke concentration (dark degrees max), real-time curve, test time, date, etc.. Can be attached to interface with the computer network. Measurement of smoke temperature：70 ℃ (automatic constant temperature), when  the temperature error of ≥ ± 10%, the temperature and the error      indicator light Environmental conditions：Temperature 0 ~ 40 ℃, relative humidity ≤ 90% Power：AC100-240V  50Hz Power consumption 150VA Dimensions：Control section 240mm (length) × 310mm (width) × 170mm (H) (with stand) Optical part of the 130mm (length) × 400mm (width) × 390mm (H) Weight：Control part 4kg         Optical part of the 5kg