DWYER ULB系列超声波料位计 

范围:
ULB-11: .82 to 11.5 ft (0.25 to 3.5 m);
 

ULB-12: 1.96 to 28 ft (0.6 to 8.5 m).

精度: 0.25% of max. range (at 20°C).

分辨率: 0.04" (1 mm).

盲区:
ULB-11: 0.8’ (.25 m);
ULB-12: 1.96’ (0.6 m).

角度: 5° @ 3 db point.

温度限制: -40 to 158°F (-40 to 70°C).

温度补偿: 自动.

压力限制: 13.5 to 30 psi (0.9 to 2 bar).

电源: 18 to 28 VDC.

输出: 4 to 20 mA.

环路阻抗: Max. 750 Ohms @ 28 VDC.

电气连接: Screw terminal.

管连接: 1/2" NPT, cable gland (optional).

压力连接: 2" NPT, 2" BSP (optional).

封装: Plastic enclosure: ABS & UV resistant body.

封装: NEMA 4 (IP65).

安装方向: 垂直.

故障保护: 3 minute delay before transmission of an error signal.

记忆: Non-volatile.

显示: 4 character LCD.

单位: ft, m (optional).

编程: 4 button.

重量: 3.1 lb (1.4 kg).

型号 特性
ULB-11 Ultrasonic Level Transmitter Standard Range  3.5米
ULB-12 Ultrasonic Level Transmitter Extended Range 8.5米