Datasheet > 400ST/R120

400ST/R120

更新时间： 2024-10-01 06:26:59

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描述
Air Ultrasonic Ceramic Transducers

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数据手册

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400ST/R120 数据手册

Air Ultrasonic Ceramic Transducers

400ST/R120

Dimensions: dimensions are in mm

Impedance/Phase Angle vs. Frequency

Tested under 1Vrms Oscillation Level

400SR120 Impedance

400SR120 Phase

400ST120 Impedance

400ST120 Phase

Specification

Transmitter

Receiver

400ST120

100000

10000

1000

90.0

75.0

60.0

45.0

30.0

15.0

0.0

-15.0

-30.0

-45.0

-60.0

-75.0

-90.0

400SR120

Center Frequency

40.0±1.0Khz

Bandwidth (-6dB) 400ST120 2.0Khz

400SR120 2.0Khz

100

115dB min.

Transmitting Sound Pressure

Level

at 40.0Khz; 0dB re 0.0002mbar

per 10Vrms at 30cm

Frequency (Khz)

Sensitivity/Sound Pressure Level

Tested under 10Vrms @30cm

-67dB min.

Receiving Sensitivity

at 40.0Khz 0dB = 1 volt/mbar

-50

-55

-60

-65

-70

-75

-80

-85

-90

130

125

120

115

110

105

100

2400 pF

Capacitance at 1Khz ±20%

Max. Driving Voltage (cont.)

20Vrms

-6dB

Total Beam Angle

85° typical

-30 to 80°C

-40 to 85°C

Operation Temperature

Storage Temperature

Frequency (Khz)

Beam Angle: Tested at 40.0Khz frequency

All specification taken typical at 25°C

Closer frequency tolerance can be supplied

upon request.

Model available:

330

-6

300

-12

-18

-24

-30

270

400ST/R120

400ST/R12B

Aluminum Housing

Black Al. Housing

240

120

210

150

180

Supplied by Midas Components Ltd - 01493 602602 - www.midascomponents.co.uk

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