GASTRON固定泵吸式PID防爆型VOC氣體監(jiān)測儀GTD-5000F VOC
VOC氣體探測器/VOC氣體監(jiān)測儀/VOC濃度監(jiān)測儀/VOC氣體在線濃度計/VOC氣體在線濃度儀/VOC檢測報警儀/VOC氣體分析儀
VOC是揮發(fā)性有機化合物(volatile organic compounds）的英文縮寫。普通意義上的VOC就是指揮發(fā)性有機物；但是環(huán)保意義上的定義是指活潑的一類揮發(fā)性有機物，即會產(chǎn)生危害的那一類揮發(fā)性有機物。
VOC即揮發(fā)性有機化合物，對人體健康有巨大影響。當(dāng)居室中的VOC達到一定濃度時，短時間內(nèi)人們會感到、嘔吐、乏力等，嚴重時會出現(xiàn)抽搐、昏迷，并會傷害到人的肝臟、腎臟、大腦和神經(jīng)系統(tǒng)，造成記憶力減退等嚴重后果。
| 型號(Model) | GTD-5000F VOC |
| 測量氣體(Measuring gas) | VOC氣體(苯、甲苯、二甲苯等) |
| 測量類型 (Measuring type) | 自動吸入式 (Auto sampling type) |
| 測量原理(Measuring method) | 光電離探測器(PID) |
| 測量范圍(Measuring range) | 5ppb ~ 300ppm |
| 響應(yīng)時間(Response time) | < 15sec / 90% scale |
| 精度 (Accuracy) | ±3% / Full scale |
| 參數(shù)控制(Parameter controls) | 前面板開關(guān) (標定，維護，報警設(shè)置等 ) |
| 工作模式顯示(Operation mode display) | LEDs(報警,故障,流速) |
| 測量值顯示(Measuring value display) | FND 顯示 (4-digit) |
| 報警輸出(Alarm signal output) | 250V. 1A / 3個SPST繼電器 (2個報警, 1個故障) |
| 輸出信號(Output signal) | 模擬輸出: 4-20 mA DC 數(shù)字輸出: RS-485 Modbus (可選) |
| 抽樣方法 (Sampling method) | 隔膜泵 |
| 采樣管 (Sampling line) | OD 1/4"（標準） |
| 流量 (Flow rate) | 0-2000 ml/min |
| 電纜/傳送距離(Cable / Distance) | 電源+信號線: 三線>1.5sq（AWG16) / MAX 1,000m 4…20mA DC信號：2,000m RS-485 通信電纜 : 1,000m |
| 電氣連接 (Conduct pipe) | G.Rc. NPT 1/2" & 3/4"(標準：G 3/4" ) |
| 安裝方式(Mounting type) | 墻掛式 |
| 工作溫濕度(Operating temperature) | -40 ℃ ~ +60℃ 5 ~ 99%.RH (不凝結(jié)) |
| 工作電源(Operating power) | 18 ~ 31V DC (正常24V DC) / 500mA max. |
| 尺寸和重量(Dimensions and Weight) | 226.3 x 154 x 238 (W X H X D)mm/5kg |
| 認證(Approval) | 防爆型 (Exd llB + H2 T5/T6) IECEx, ATEX, NEPSI, KC, CE |
GASTRON / COMBINE氣體探測器/氣體監(jiān)測儀/氣體濃度儀/濃度監(jiān)測儀/在線濃度計/在線式檢測報警儀/分析儀/濃度檢測儀/報價控制單元/報警控制器
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