上海佳實sh-8f在線近紅外水分測量控制系統(tǒng)的特點
1、可自動消除環(huán)境濕度、外界光對水分儀檢測精度的影響，并加以具體實施說明；
2、所有參數(shù)配置、采樣數(shù)據(jù)、故障報警信號可以通過網(wǎng)絡(luò)實現(xiàn)向中控傳送；
3、具有4-20ma模擬輸出信號；
4、水分儀應(yīng)具備profibus-dp或profinet等網(wǎng)絡(luò)接口，可通過該接口把水分信號傳輸給plc連接，水分儀能與工控pn網(wǎng)絡(luò)組態(tài)通訊；
5、操作界面具備中文輸入、輸出及彩色顯示功能；
6、水分儀包括一個觸摸式操作面板和一個探頭，可立完成水分的在線測量、實時顯示以及結(jié)果輸出；帶空氣清潔裝置。
7、具有現(xiàn)場檢測數(shù)據(jù)趨勢圖顯示、采樣值、平均值，偏差值計算功能。
8、采集速度可達150次/秒；
9、可測量水分；水分測量范圍：0-；
10、水分在線動態(tài)測量精度：±0.8%；
11、測量距離（探頭到樣品）：50－400mm； 采樣面積：光斑直徑≥60mm；
12、探頭密閉：ip65；工作環(huán)境溫度：0-80℃；空氣濕度：5%-95%；
13、標(biāo)定通道數(shù)量：標(biāo)定通道（存儲的牌號或配方參數(shù)設(shè)置）數(shù)量多；
14、自動顯示水分儀各組件內(nèi)故障報警及診斷功能；
15、低報警繼電器接口。
characteristics of shanghai jiashi sh-8f online near infrared moisture measurement control system
1. it can automatically eliminate the influence of ambient humidity and external light on the detection accuracy of moisture meter, and explain the specific implementation;
2. all parameter configuration, sampling data, and fault alarm signals can be transmitted to the central control through the network;
3, with 4-20ma analog output signal;
4. the moisture meter should have a network interface such as profibus-dp or profinet, which can transmit the moisture signal to the plc connection through the interface to ensure that the moisture meter can communicate with the industrial control pn network configuration;
5. the operation interface has chinese input, output and color display functions;
6. the moisture meter includes a touch panel and a probe to independently perform on-line measurement, real-time display and result output of moisture; with air cleaning device.
7. it has the function of field trend data display, sampling value, average value and standard deviation value calculation function.
8, the acquisition speed can reach 150 times / sec;
9, can measure moisture; moisture measurement range: 0-;
10, moisture online dynamic measurement accuracy: ± 0.8%;
11, measuring distance (probe to sample): 50-400mm; sampling area: spot diameter ≥ 60mm;
12, probe sealing standard: ip65; working environment temperature: 0-80 ° c; air humidity: 5%-95%;
13. number of calibration channels: the number of calibration channels (stored grades or recipe parameter settings) is large;
14. automatically display various fault alarms and diagnostic functions in each component of the moisture meter;
15. high and low alarm relay interface.