北京长光星晨科技有限公司
联系人：张经理
手机：15011114271
传真：0312-4091411
邮箱：582567457@qq.com
办公室地址：北京市顺义区大孙各庄镇府前东街9号-831
工厂地址：河北省保定市曲阳县灵山镇
发布日期：2024-04-13
SNJ-D18 石英挠性加速度计 / Quartz flexible accelerometer
北京长光星晨科技有限公司主要生产军用、民用石英挠性加速度计。公司拥有技术精湛、经验丰富的技术人员和有很强的精密加工能力和丰富的装配经验。具有开发、设计能力的工程技术人才和管理人员。公司秉着：以技术为根本，以质量为生命，以客户为中心的方针，建立完善的设计、生产和售前售后服务体系，确保公司长期稳定的发展。
Hebei inertial space technology Co., Ltd of the main production of military and civilian quartz flexible accelerometer. The company has a skilled and experienced technical staff and has precision strong ability and rich experience in assembly. With the development, the design capability of the engineering and technical personnel and management personnel. The company holds: technology as a fundamental, to the quality of life, customer is the center of policy, establish and improve the design, production and after-sales service system, to ensure that the company's long-term stable development.
SNJ-D18型石英挠性加速度计具有体积小、重量轻、精度高、抗干扰能力强、测量范围宽、过载能力强的特点，是惯性组合、IMU和捷联惯导中不可缺少的关键器件之一。该产品可用于受体积限制的航空、航天航海等领域的捷联惯性导航系统中。
SNJ-D18 Quartz flexible accelerometer has small volume, light weight, high precision, strong anti-interference ability, wide measuring range, strong overload capacity is mediated by one of the key devices in an inertial measurement unit, IMU and strapdown inertial navigation. This product can be used in the strapdown inertial navigation system in the fields of aviation, space navigation and other fields.
石英挠性加速度计的尺寸(mm) / Quartz flexure Accelerometers dimensions(mm)
石英挠性加速度计的引脚定义 / Quartz flexure Accelerometers pin definition
| 引脚号 (Pinnumber) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| 功能(function) | 力矩器低 端（输出） | 力矩器高端 | 负电源 -15VDC | 正电源+15VDC | 地线 | 自检端 | 差动电容1 | 差动电容2 | 负稳压器输出 | 正稳压 器输出 |
| 符号(Symbol) | L-(output) | L+ | VEE | VCC | GND | TEST | C- | C+ | VR- | VR+ |
石英挠性加速度计SNJ-D18技术参数 / Accelerometer SNJ-D18 Performance Characteristics
注：外形尺寸和技术参数可根据要求订制。
Note: Dimensions and test data are available on request.
| 性能参数 Features | SNJ-D18-030 | SNJ-D18-020 | SNJ-D18-010 |
| 量程[g] Input Rangel | ≥±60 | ≥±50 | ≥±30 |
| 偏值[mg] Bias | ≤±3 | ≤±7 | ≤±10 |
| 偏值稳定性 [µg] Stability Bias stability | ≤30 | ≤60 | ≤100 |
| 偏值温度系数 [µg/ºC] Bias thermal coefficient | ≤±30 | ≤±60 | ≤±100 |
| 标度因数[mA/g] Scale factor | 1.2±0.25 | 1.2±0.25 | 1.2±0.25 |
| 标度因数稳定性[ppm] Scale factor stability | ≤30 | ≤60 | ≤100 |
| 标度因数温度系数[ppm/ºC] Scale factor thermal coefficient | ≤±40 | ≤±70 | ≤±100 |
| 二阶非线性系数[µg/g2] 2 order nonlinear coefficient | ≤±20 | ≤±30 | ≤±50 |
| 二阶非线性系数稳定性[µg/g2] 2 order nonlinear coefficient stability | ≤±20 | ≤±30 | ≤±50 |
| 阈值/分辨率 [µg] Resolution/Threshold | ＜5 | ＜10 | ＜10 |
| 噪声[µA] Noise | ＜5 | ＜10 | ＜10 |
| 带宽 [Hz] Bandwidth | ≥350 | ≥350 | ≥350 |
| 安装角 [µrad] Axis Misalignment | ≤±100 | ≤±150 | ≤±200 |
| 安装角稳定性[µrad] Axis Misalignment Stability | ≥±30 | ≥±40 | ≥±50 |
| 工作环境 Environment | SNJ-D18-030 | SNJ-D18-020 | SNJ-D18-010 |
| 工作温度范围 [ºC] Operating Temperature Range | －55～＋95 | －55～＋95 | －45～＋85 |
| 冲击试验[g] Shcok 1/2 sine | 100g,5ms, | 100g,5ms, | 100g,5ms, |
| 振动试验[g] Vibration Peak Sins | 5g，(20-2000Hz) | 5g，(20-2000Hz) | 5g，(20-2000Hz) |
| 低气压[133pa、10min] Air tightness | ＜5 | ＜5 | ＜5 |
| 电源条件 Power condition | SNJ-D18-030 | SNJ-D18-020 | SNJ-D18-010 |
| 供电电压 [VDC] Input Voltage | ±12～±18 | ±12～±18 | ±12～±18 |
| 消耗电流[mA] Static current consumption | ≤±16 | ≤±16 | ≤±16 |
| 功耗[mW] Quiescent Power [mW] @ ±15 VDC | ≤480 | ≤480 | ≤480 |
| 绝缘电阻[MΩ] insulation resistance | ≥100 | ≥100 | ≥100 |
| 物理指标 Physical index | SNJ-D18-030 | SNJ-D18-020 | SNJ-D18-010 |
| 重量[grams] Weight | ≤30 | ≤30 | ≤30 |
| 尺寸[mm] size | Φ18.2×17.6 | Φ18.2×17.6 | Φ18.2×17.6 |
| 外壳材料 Case Material | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
