芯 片:
平膜/隔膜感壓防堵結(jié)構(gòu)設(shè)計(jì),適用于熔體/流體介質(zhì);
采用進(jìn)口感壓芯片;選進(jìn)的貼片工藝;
高阻抗、高精度、高穩(wěn)定性;
膜片結(jié)構(gòu):厚膜型壓阻式、溥膜型硅芯片、法蘭型大膜片;
100萬(wàn)次使用壽命以上;
信號(hào)處理及輸出:
24位ADC采樣處理芯片;
DSP數(shù)字信號(hào)調(diào)理算法;
多點(diǎn)性線(xiàn)溫度校準(zhǔn);
電壓電流過(guò)載保護(hù);
標(biāo)準(zhǔn)工業(yè)信號(hào)輸出:4-20mA(二線(xiàn)制),0-20mA(三線(xiàn)制),0-5VDC,0-10VDC,0.5-4.5VDC(三線(xiàn)制);
數(shù)字通訊信號(hào)輸出:RS485-RTU、超低功耗RS485-RTU
采用先進(jìn)的32bit微處理器和24bit ADC
傳輸協(xié)議采用通用的MODBUS-RTU協(xié)議
支持波特率:1200~57600bps,校驗(yàn)位:NONE、ODD、EVEN
支持用戶(hù)二次校準(zhǔn)、清零、反清零、恢復(fù)出廠(chǎng)等操作
支持11種單位切換,支持浮點(diǎn)型、整型、百分比、格式化輸出
采集間隔0~43200秒(12小時(shí))可設(shè),既可連續(xù)采集,滿(mǎn)足高速采集的場(chǎng)合,也可單次觸發(fā)采集,最大限度降低功耗
結(jié) 構(gòu):
厚膜結(jié)構(gòu):深度氬弧焊接,連接彈性材料與過(guò)程接頭,強(qiáng)度高,抗沖擊,耐疲勞;
溥膜結(jié)構(gòu):激光焊接,連接彈性材料與過(guò)程接頭,硅油介質(zhì)傳遞壓力,響應(yīng)快,耐疲勞,小量程;
整體結(jié)構(gòu)小巧,過(guò)程連接方式多樣化(M20X1.5,G1/2 ,ZG1/2,1/2NPT(螺紋小徑≥17mm)DN50等);
過(guò)程連接材料:304或316;
應(yīng) 用:
熔體/流體/粘稠性介質(zhì)壓力測(cè)量與控制;
工業(yè)/電力/石油/自動(dòng)化等領(lǐng)域的設(shè)備壓力測(cè)量
Chip:
Flat film / diaphragm pressure sensing and anti blocking structure design, suitable for melt / fluid medium;
Adopt imported pressure sensitive chip; select the chip technology;
High impedance, high precision and high stability;
Diaphragm structure: thick film piezoresistive, thin film silicon chip, flange type large diaphragm;
More than 1 million service life;
Signal processing and output:
24 bit ADC sampling processing chip;
DSP digital signal conditioning algorithm;
Multipoint line temperature calibration;
Voltage and current overload protection;
Standard industrial signal output: 4-20mA (two-wire system), 0-20mA (three wire system), 0-5vdc, 0-10vdc, 0.5-4.5vdc (three wire system);
Digital communication signal output: rs485-rtu, ultra-low power rs485-rtu
Advanced 32bit microprocessor and 24bit ADC
The transmission protocol adopts the general MODBUS-RTU protocol
Support baud rate: 1200 ~ 57600bps, check bit: none, odd, even
It supports the user's secondary calibration, clearing, anti clearing, factory restoration and other operations
Supports 11 unit switches, floating point, integer, percentage, format output
The acquisition interval of 0-43200 seconds (12 hours) can be set, which can not only continuously acquire, but also meet the occasion of high-speed acquisition, and can trigger acquisition once, minimizing power consumption
Structure:
Thick film structure: deep argon arc welding, connecting elastic material and process joint, high strength, impact resistance, fatigue resistance;
Thin film structure: laser welding, connecting elastic materials and process joints, silicon oil medium transfer pressure, fast response, fatigue resistance, small range;
The overall structure is small and the process connection mode is diversified (m20x1.5, G1 / 2, ZG1 / 2, 1 / 2NPT (thread diameter ≥ 17mm) DN50, etc.);
Process connection material: 304 or 316;
Application:
Melt / fluid / viscous medium pressure measurement and control;
Equipment pressure measurement in industry / power / oil / automation and other fields
油壓系統(tǒng)
冶金設(shè)備
石油化工
石油管道
供氣管道
液壓設(shè)備
輸出信號(hào):
電流型:4~20mA二線(xiàn)制;4~20mA/0-20mA三線(xiàn)制
電壓型:0~5VDC、0~10VDC、0.5~4.5VDC三線(xiàn)制供電電壓:
24VDC(9~30VDC)
3.1~6.1VDC(低功耗RS485-RTU)
5VDC(0.5~4.5VDC輸出型)五、安裝方式