多参数气体测定器
价格:电议
地区:北京市

一、YI-CD4多参数气体测定器产品用途和适用范围

用途:

   CD4多参数气体测定器(以下简称测定器)可同时连续检测CH4、O2、CO、H2 S共4种气体的浓度,并可超限报警,测定器采用8位微控制器作为控制单元,

采用高检测元件,灵敏度高、响应速度快,屏幕采用宽温范围的128*64液晶,显示清晰可靠。当环境中检测到待测气体的浓度达到或超过或低于预置报警值时,

测定器立即发出声光报警。 

适用于: 

CD4多参数气体测定器  总结构图

1:液晶2:载体催化元件 3:功能键4:硫化氢传感器5:一氧化碳传感器 6:LED报警透明窗 7:氧气传感器 8:开机键 9:充电口


二、多参数气体测定器产品特点

配备硅胶套,跌落性能好


三、多参数气体测定器技术原理 

  测定器工作原理如下:环境中的被测气体及温湿度经过测定器阵列,转化为数字信号,该信号送至MCU内部进行运算处理和补偿,终显示在240×64点阵液晶上。根据测定器的测量结果,测定器作出相应的动作,同时控制状态指示、语音提示、电池电压、报警输出以及键盘输入并做出相应的处理。

采用专用的充电芯片,配合CPU全程监控,并采用不间断电源切换方式,实现系统的断电后连续运行。


四、多参数气体测定器技术参数

O2:0.0~30.0%vol

报警设定值:四种气体全量程之内均可设置报警点

报警:±1%(设定值)

响应时间:< 45 秒(H2S 流量 500ml/min,其它流量 200ml/min)

工作温度范围:0 ~ 40 ℃

仪器连续工作时间> 10 小时(非报警状态)

重量≤300 克左右

锰酸锂电池3.7V 1500mAh

★拥有制造计量许可证书。

 

 Applications:

CD4 portable Multi-gas detector is an intrinsically safe and explosion-proof instrument and is designed to deter the gases.

 It can simultaneously monitors up to four atmospheric hazards including carbon monoxide (CO), oxygen (O2), 

combustible gas (%LEL), and hydrogen sulphide(H2S). Compact and lightweight, CD4 portable Multi-gas detector activates audible, visual and vibrating alarms in the event of a low or high alarm condition.

CD4 portable Multi-gas detector is unparalleled in its versatility, capability and overall value. Water-resistant line of portable gas detectors has transformed the market with its matchless array of features. 

It is used at the underground coal mine and mine safety inspection mainly.

 Certainly, it is also applied to fire fighting, confined space, chemical industry, 

oil and all kinds of environment that needed to measure the hazardous and toxic gases

 

Technical specification:

Sensor

 Catalytic combustion sensor (combustible gas);Electrochemical sensors (CO,O2,H2S)

Measurement of Gas

combustible gas (CH4), carbon monoxide (CO),oxygen (O2), hydrogen sulfide (H2S)

Range

CH4: 0~4.00%(v/v);                                               combustible gas 0-100%(LEL)

O2: 0~25.0%VOL

CO: 0~1000ppm

H2S: 0~100ppm

Accuracy

CH4: +10%   (1%LEL)

O2: +0.7%VOL

CO: +5%

H2S: +5%

Resolution

CH4: 0.1%CH4   (1%LEL)

O2: 0.1%VOL

CO: 1ppm

H2S: 1ppm

Alarms 

Visual,audible(75 dB)

Typical battery life

≥10 hours

Explosion protection

Exibd I

Protection grade

IP54

External Dimensions/ Weight

105(L)×56(W)×28(H) mm/250g

 

Accessories:

battery, Carrying case and Operate guidebook