简要说明：

灵敏度	100.00 ±1.0 mV/g
量程	±500 g
重量	100 grams
频响(±2%)	10 - 5000 Hz
温度	-60 to +200°F
应用	标定用，连续标定

概述

压电式加速度传感器，又称振动传感器，是基于压电晶体的压电效应工作的。某些晶体在一定方向上受力变形时，其内部会产生极化现象，同时在它的两个表面上产生符号相反的电荷；当外力去除后，又重新恢复到不带电状态，这种现象称为“压电效应”，具有“压电效应”的晶体称为压电晶体。常用的压电晶体有石英、压电陶瓷等，在现代生产生活中被应用于许许多多的方面，如手提电脑的硬盘抗摔保护，目前用的数码相机和摄像机里，也有加速度传感器，用来检测拍摄时候的手部的振动，并根据这些振动，自动调节相机的聚焦。压电加速度传感器还应用于汽车安全气囊、防抱死系统、牵引控制系统等安全性能方面。

美国Dytran的3123AK是一款连续加速度标定系统。

The Dytran 3123AK is a back to back accelerometer calibration system.

With a system sensitivity at 100mV/g, the Dytran system 3123AK incorporates a back to back accelerometer, power unit and cables. It has a 50g range.

Model 3123AK Consists of:

(1) 3123A STD. Accelerometer

(2) 4119B Power Unit/Amplifier

(3) 6011A05 Input Cable

(4) 6020A05 Output Cable

(5) 6200 Mounting Studs

(6) 6201 10-32/1/4-28 Mtg. Stud

(7) 6213 Adhesive Mounting Base

(8) 6309 Carrying Case

特性

详情请联系我们

参数

SYSTEM SENSITIVITY @ 100 Hz [1] 100.00 ±1.0 mV/G

FREQUENCY RESPONSE, ±2% [1] 10 to 5,000 Hz

LINEARITY ± 1 % F.S.

RANGE F.S. FOR 5 VOLTS OUT ± 500 G

OPERATING FORCE RANGE [2] ± 10 Force-pounds

EQUIVALENT ELECTRICAL NOISE, (BROADBAND) .003 G, RMS

OUTPUT IMPEDANCE 2 Ohms

ACCELEROMETER MODEL 3123A SPECIFICATIONS

SENSITIVITY, ±5% 100 mV/G

DISCHARGE TIME CONSTANT 0.5 to 1.5 Sec

COEFFICIENT OF THERMAL SENSITIVITY .03 %/°F

TEMPERATURE RANGE -60 to +200 °F

TRANSVERSE SENSITIVITY, MAX 3 %

ELECTRICAL CONNECTOR, RADIAL 10-32 COAXIAL Jack

MOUNTING HOLES, TOP & BOTTOM 10-32 UNF-2B

MAXIMUM SHOCK 3000 G

MATERIAL (NON-MAGNETIC) 300 SERIES STAINLESS STEEL

BIAS VOLTAGE +7.5 to +9.5 VDC

SUPPLY CURRENT (CONSTANT CURRENT) 2 mA

COMPLIANCE VOLTAGE +20 VDC

WEIGHT 3.5/100 oz/grams

AMPLIFIER/POWER UNIT 4119B SPECIFICATIONS

SENSOR SUPPLY CURRENT/VOLTAGE, STD 2/+20 mA/VDC

FILTER, LOW PASS, ACTIVE VCVS 12 db/octave

SENSOR/OUTPUT CONNECTOR BNC/BNC Coaxial jack

INPUT POWER, STD MODEL, 115 VAC 2.4 VA

INPUT POWER, 'E' MODEL, 230 VAC 2.4 VA

POWER CORD, STD 6 FT 3-WIRE W/CHASSIS GND

WEIGHT 32/900 oz/grams

SIZE (H x W x D) [3] 5.5 x 1.6 x 8.0 Inches

 (H x W x D) [3] 140 x 41 x 203 mm

TEMPERATURE RANGE 0 to +120 ° F

订货

订货型号

3123AK

(1) 3123A STD. Accelerometer

(2) 4119B Power Unit/Amplifier

(3) 6011A05 Input Cable

(4) 6020A05 Output Cable

(5) 6200 Mounting Studs

(6) 6201 10-32/1/4-28 Mtg. Stud

(7) 6213 Adhesive Mounting Base

(8) 6309 Carrying Case

型号

相关型号

3123A 低频加速度传感器

尺寸图