PCB-378C10技術(shù)參數(shù)及選型數(shù)據(jù)

來(lái)源：上海菱聯(lián)自動(dòng)化控制技術(shù)有限公司 2024年12月06日 16:33

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詳細(xì)參數(shù)如下：英文版需要的可自行翻譯 PCB-378C10技術(shù)參數(shù)及選型數(shù)據(jù)
PCB-378C10 1/4 "-ICP precision microphone for pressure applications,

Combination of microphone capsule PCB-377 C-10 and preamp PCB-426 B 03,
Sensitivity 1.0 mV / PA,
Dynamic range > 174 dB,
Frequency range 5 … 70,000 Hz,
10-32 socket

As system calibrated
~_]2X)1B0N]~J11026_MVW3.png

basic data
Nominal diameter of microphone	1/4 "

application	pressure field

Sensitivity in the open circuit	1.0 mV / PA		[2]

sensitivity in the open circuit (±3 dB)	-60 dB in relation to 1 V / PA		[2]

Frequency range (±2 dB)	5.0 … 70,000 Hz

Lower limiting frequency	0,75 … 4.0 Hz

noise (linear)	< 60 dB in relation to 20 µPa		[4]

Noise	< 53 dB(A) in relation to 20 µPa		[5]

dynamic range (for THD ≤ 3%)	> 174 dB in relation to 20 µPa

Dynamic range (maximum without clipping)	> 177 dB in relation to 20 µPa		[1]

TEDS Chip	integrated by default		[3]
Conditions of use
Temperature range (operation)	-40 … 158 °F	-40 … 70 °C

Temperature coefficient of sensitivity (-10 … 70 ° C)	0.003 dB / ° F	0.006 dB / ° C	[6] [2]

Influence of static pressure	-0.003 dB/kPa		[6] [6]

influence by humidity (0 … 100%, non-condensing)	-0.0014 … 0,0014 dB/% RH	-0.0014 … 0.0014 dB/% RH	[2]

Influence by axial vibration (0.1 g, 1 m/s2)	66 dB in relation to 20 µPa		[6]
technical characteristics
polarization voltage	0 V		[7]

Supply	20 … 32 V DC

constant power supply	2 … 20 mA

Bias voltage	10 … 14 V DC

output impedance	< 50 Ω

Maximum output range	±8 V pk
physical properties
housing material	stainless steel alloy

Pressure	back		[8]

electricPort	10-32 socket

mounting thread (cap)	0.25-60 UNS

size - diameter (with cap)	0.28 in	7.1 mm

size - diameter (without protection cap)	0.25 in	6.35

size - height (with cap)	2.07 in	52.6 mm

size - height (without protection cap)	2.02 in	51.3 mm

mass	0.27 oz	7.8 grams	[6]
Notes
[1]	peak

[2]	based on 250 Hz

[3]	TEDS memory in accordance with IEEE PP1451. 4

[4]	the linear Noise is about the breadth of the usage (20 … 70,000 Hz).

[5]	is the A weighted noise 20 … 20,000 Hz.

[6]	typically

[7]	Prepolarized

[8]	pressure compensation by the pre

[9]	details: see PCB Declaration of conformance PS076
Accessories
ACS-42	calibration of a microphone with pre-amplifier	-1
(TLD) provided TEDS store ? IEEE P1451. 4
equipment

ACS-63	calibration microphone with pre-amplifier	-1

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