● 使用壓力值可以通過LFM11系列產(chǎn)品內(nèi)置的撥碼開關(guān)進(jìn)行現(xiàn)場設(shè)定
● 量程:0 ~ ±10Pa/0 ~ ±10,000Pa多種量程范圍可選
● 精度:±1.0%FS
● 多種壓力單位可切換
● LCD背光數(shù)字顯示屏
● 開機(jī)自動(dòng)零點(diǎn)校準(zhǔn)
● 手動(dòng)按鍵壓差零點(diǎn)校準(zhǔn)
● ABS工業(yè)塑料外殼,IP65防護(hù)等級(jí)
● 旋轉(zhuǎn)方式固定于安裝背板
技術(shù)規(guī)格
量程 | LFM110 -1000~+1000Pa 小可設(shè)0~+100Pa LFM112 -10,000~+10,000Pa 小可設(shè)0~+1000Pa LFM116 -100~+100Pa 小可設(shè)0~+10Pa LFM111 -3400~+3400Pa 小可設(shè)0~+100Pa |
精確度 | ±1.0%FS |
壓力單位 | Pa, mmH2O, mbar, inWG, mmHG, daPa, KPa, hPa |
輸出信號(hào) | 0~5VDC、0~10VDC、4~20mA、RS-485信號(hào) (模擬信號(hào):電流型兩線制、電壓型三線制、電流電壓同時(shí)輸出六線制;數(shù)字信號(hào):RS-485四線制) |
電源供應(yīng) | 兩組同時(shí)輸出,輸入電壓為16~30VAC/VDC,可配24VDC適配器(3.5×1.35mm)供電 4~20mA(兩線制)輸出,輸入電壓為無極性①的12~30VDC 0~5/10VDC輸出,輸入電壓為16~30 VAC/VDC RS-485輸出,輸入電壓為12~30VAC/VDC |
功耗 | ≤1.5W |
① 無極性:輸入電壓源接線不分正負(fù)極方向 |
變送器功能
響應(yīng)時(shí)間 | 0.5s,1s,2s,4s | |
分辨率 | LFM110 LFM112 | 1Pa,0.1mmH2O,0.01mbar,0.004inWG, 0.007mmHG,0.1dapa,0.001KPa,0.01hPa |
LFM116 | 0.1Pa,0.01mmH2O,0.01mbar,0.01dapa,0.001hPa | |
LFM111 | 1Pa,0.1mmH2O,0.01mbar,0.004inWG, | |
零點(diǎn)校準(zhǔn) | 手動(dòng)按鍵零點(diǎn)校準(zhǔn) | |
測(cè)量介質(zhì) | 空氣和中性氣體 | |
允許過壓 | 15KPa(LFM110);150KPa(LFM112);4.5KPa(LFM116);60KPa(LFM111) | |
使用溫度 | -10~+60℃ | |
存儲(chǔ)溫度 | -10~+70℃ |
機(jī)械參數(shù)
外殼材質(zhì):工業(yè)塑料
防護(hù)等級(jí): IP54
顯 示 屏:背光液晶顯示,50×22.5 mm(二線制無背光)
數(shù)字高度:測(cè)量值 10 mm,單位 5 mm
壓力接口:金屬倒刺接口,Ø 6.2 mm
電纜接頭:電纜大直徑Ø 8 mm