FLOWLINE LU20超聲波液位計(jì)是通用的兩線制、非接觸式超聲波液位計(jì),適合測(cè)量腐蝕的泥漿、污水、鹽酸、硫酸和氫氧化物等各種腐蝕性介質(zhì),可以應(yīng)用到過(guò)程罐、日用罐水池等場(chǎng)合。目前該產(chǎn)品主要應(yīng)用在油田、化工、電力和冶金等行業(yè)。FLOWLINELU20 超聲波液位計(jì)產(chǎn)品特點(diǎn):
● 量程為5.48米
● 二線制,4-20mA輸出
● 探頭材質(zhì)為PVDF,耐酸堿腐蝕
● 窄聲束角為8度,支持靜管技術(shù)
● LCD液晶顯示,按鈕標(biāo)定:
FLOWLINE LU20超聲波液位計(jì)的技術(shù)參數(shù):
量程: 15cm—5.4m
精度: ±0.25%滿量程
分辨率: 3mm
死區(qū): 15cm
顯示類型: 4位LCD 厘米/英寸
供電電壓: 12---32 VDC
環(huán)繞阻抗: 600Ω @32VDC
信號(hào)輸出: 4~20mA ,可反向
輸出方式: 兩線制
標(biāo)定: 按鈕標(biāo)定
溫度補(bǔ)償: 全量程自動(dòng)
失效診斷: 4mA,22mA ,或保存最后數(shù)值
過(guò)程溫度: -40℃~+60℃
壓力: 2bar
防護(hù)等級(jí): IP65
外殼材質(zhì): PP(聚丙烯)
傳感器材質(zhì): PVDF
過(guò)程連接: 2”NPT 或2“G
類別: 普通場(chǎng)合
EchoTouch® LU20 Ultrasonic Liquid Level Transmitter
Range: 6″ to 18′ (15cm to 5.4m)
Accuracy: ± 0.25% of range
Resolution: 0.125″ (3mm)
Dead band: 6″ (15cm)
Beam width: 8° conical
Configuration: Push button
Memory: Non-volatile
Display type: LCD, 4-digit
Display units: Inch or cm
Supply voltage: 12-32 VDC
Loop resist.: 600 Ohms @ 24 VDC
Signal output: 4-20 mA, two-wire
Signal invert: 4-20 mA, 20-4 mA
Signal fail-safe: Reverts to safe state during echo loss
Process temp.: F: -4° to 140°, C: -20° to 60°
Temp. comp.: Automatic
Ambient temp.: F: -40° to 140°, C: -40° to 60°
Pressure: 30 psi (2 bar) @ 25° C, derated @ 1.667 psi
(.113 bar) per °C above 25° C
Enclosure rating: NEMA 4X (IP65)
Encl. material: PP, UL94VO
Conduit entrance: Single, 1/2″ NPT
Trans. material: PVDF
Process mount: 2″ NPT (2″ G)
Mount gasket: Viton®
Classification: Intrinsically safe
Compliance: CE
Approvals: CSA: Class I, Groups A, B, C, D; Class II, Groups E, F, G; Class III; T3C
Parameters: CSA: Vmax < 32.0 V; Imax < 130 mA; Ca = 0 uF; La = 0 uH
Certificates: CSA: LR 79326
P/N | DESCRIPTION |
---|---|
LU20-5001-IS | 5.4m (18′) range, 2″ NPT |
LU20-5061-IS | 5.4m (18′) range, 2″ G |
LB11-1001 | Intrinsic safety barrier |