超声波热能表流量传感器NU1M21TR-1

超声波热能表流量传感器NU1M21TR-1的详细信息

CHARACTERISTICS
Part number                                           NU1ME21TR-1
Construction                                         High-frequency
Using method                                          Dual use
Center frequency                                   1.0MHz±5%
Bandwidth                                                 0.2MHz
Echo Sensitivity
0dB = 3Vp-p, 8 Bursts, 8 cm                     -30dB min
Min. Parallel Resistance                             130Ω±30%
Capacitance                                             1200Pf±20%
Max. Input Voltage (Pulse)                         500Vp-p
Directivity（-3dB）                                        7°±2°
Distance of Detection                                 0.1~5M
Pressure Resistance                                    1.5MPa
Material                                                           PPS
Operating temperature                                 0°C~ 95°C
y All specification taken typical at 25°C