美国FLOWLINE LU23 LU27 LU28 LU29超声波液位变送器

美国FLOWLINE的该产品为通用的两线制、非接触式超声波液位计，其量程能够达到10米，可以测量各种酸和树脂等介质，还适合测量超纯的、腐蚀的泥浆或者污水，被广泛应用到过程罐、日用罐水池等场。FLOWLINE（氟莱）超声波液位计产品特点：
● 量程为5.5米/3米/8米/10米
● 二线制，4-20mA输出
● 探头材质为PVDF，耐酸碱腐蚀
● 窄声束角为0度，支持静管技术
● WebCal软件标定，防护等级IP67

美国(氟莱)FLOWLINE超声波液位计技术参数：

Range: LU27: 4” to 9.8’ (10cm to 3m), LU23: 8” to 18.0’ (20cm to 5.5m), LU28: 8” to 26.2’ (20cm to 8m), LU29: 8” to 32.8’ (20cm to 10m)

Accuracy: ± 0.2% of range

Resolution: LU27: 0.019” (0.5mm), LU23: 0.039” (1mm), LU28/29: 0.079” (2mm)

Dead band: LU27: 4” (10cm), LU23/28/29: 8” (20cm)

Beam width: LU27: 2” (5cm), LU23/28/29: 3” (7.6cm)

Configuration: WebCal™ PC, Windows®, USB 2.0

Memory: Non-volatile

Supply voltage: 24 VDC (loop)

Consumption: 0.5W

Loop resist.: 500 ohms @ 24 VDC

Signal output: 4-20 mA, two-wire

Signal invert: 4-20 mA or 20-4 mA

Signal fail-safe: 4 mA, 20 mA, 21 mA, 22 mA or hold last

Process temp.: F: -4º to 140º, C: -20º to 60º

Temp. comp.: Automatic

Ambient temp.: F: -31º to 140º, C: -35º to 60º

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: 4-conductor, shielded

Cable length: 10’ (3m)

Process mount: LU27: 1” NPT (1” G), LU23/28/29: 2” NPT (2” G)

Mount gasket: Viton^®

Classification: General purpose

Compliance: CE, RoHS

Approvals: cFMus