FLOWLINE DL24超聲波液位變送器采用1路4-20mA信號(hào)輸出,能對(duì)液位進(jìn)行連續(xù)測(cè)量,大量程為9.8’(3米),
FLOWLINE DL34超聲波液位變送器采用1路4-20mA信號(hào)輸出,能對(duì)液位進(jìn)行連續(xù)測(cè)量,大量程為18' (5.4m))
美國(guó)FLOWLINE液位傳感器提供4路可編程繼電器,滯延設(shè)定可
選,并具有失效保護(hù)邏輯。嵌入式液位控制器替
換了外部控制硬件,因此可降低成本。非接觸式
液位傳感器是腐蝕性、粘性或污穢液體的理想選
擇,廣泛用于小型日用罐、制動(dòng)器、IBC集裝桶、
污水儲(chǔ)槽和過(guò)程罐的液位應(yīng)用。
特點(diǎn)
技術(shù)參數(shù)
具備液位探測(cè)、開(kāi)關(guān)及控制功能,大量
程為9.8’(3米)
可通過(guò)WebCal軟件和USB適配器快捷配置
針對(duì)小型儲(chǔ)罐進(jìn)行了優(yōu)化,具有2”窄波束
和4” 短盲區(qū)
4路可編程繼電器分別用于開(kāi)關(guān)、水泵、閥
門(mén)控制和失效保護(hù)
● 1 水泵或閥門(mén)加3報(bào)警器
● 2 水泵(導(dǎo)前-滯后)加2報(bào)警器
● 2 水泵(雙工)加2報(bào)警器
● 4 獨(dú)立開(kāi)關(guān)設(shè)定點(diǎn)報(bào)警器
采用聚偏氟乙烯(PVDF)材料的傳感器和
采用防護(hù)等級(jí)6P的聚碳酸酯(PC)材料的
外殼,適用于腐蝕性液體
自動(dòng)溫度補(bǔ)償確保精確測(cè)量
DL24 Range: 9.8’ (3m)DL34 Range: 18’ (5m)
Accuracy: ± 0.2% of range
Resolution: 0.039” (1mm)
Dead band: 4” (10cm)
Beam width: 2” (5.08cm)
Configuration: WebCal? PC, Windows®, USB 2.0
Memory: Non-volatile
Supply voltage: 24 VDC (loop)
Consumption: 0.5W
Loop resist.: 400Ω max
Signal output: 4-20 mA, two-wire
Signal invert: 4-20 mA or 20-4mA
Signal fail-safe: 4 mA, 20 mA, 21 mA, 22 mA or hold last
Contact type: (4) SPST relays
Contact rating: 60 VA, 1A maximum
Contact fail-safe: Power loss: Hold last, Echo loss: Open, close or hold last
Hysteresis: Selectable
Process temp.: F: 20° to 140°, C: -7° to 60°
Temp. comp.: Automatic
Ambient temp.: F: -31° to 140°, C: -35° to 60°
Pressure: MWP = 30 PSI (2 bar)
Enclosure rating: Type 6P, encapsulated, corrosion resistant & submersible
Encl. material: Polycarbonate
Trans. material: PVDF
Cable jacket mat: Polyurethane
Cable type: 9-conductor, shielded
Cable length: 48” (1.2m)
Process mount: 1” NPT (1” G)
Mount gasket: Viton®
Classification: General purpose
Compliance: CE, RoHS
Approvals: cFMus