- 产品详情
Sensata Technologies的 1222、1322、1522、1622、1722 和 1822 系列旋转运动精密传感器(Rotary Motion Precision Sensor)是一系列高精度单圈导电塑料电位计，专为工业自动化、伺服控制系统、航空航天设备、测试测量仪器及高可靠性位置反馈应用而设计。该系列采用伺服安装结构(Servo Mount)和高品质滚珠轴承，具有优异的线性度、长寿命及稳定输出性能。
产品提供从 7/8 英寸至 3 英寸多种尺寸规格，可满足不同空间和精度需求。其连续360°机械旋转能力及最高200万转机械寿命，使其成为严苛工业环境中的理想位置检测解决方案。
产品特点
单圈导电塑料精密电位计设计
伺服安装结构(Servo Mount)
高可靠性滚珠轴承支撑
尺寸范围覆盖 0.875" 至 3.0"
独立线性度最高可达 ±0.04%
连续360°机械旋转
机械寿命高达 200万转
工作温度范围 -55°C 至 +125°C
符合或超过 MIL-R-39023 标准要求
支持多联结构设计(最高8联)
参数信息
| 1222 | 1322 | 1522 | 1622 | 1722 | 1822 | |
| Theoretical Electrical Travel | 320° | 340° | 350° | |||
| Normal Resistance Range | 400Ω to 25K | 500Ω to 35K | 700Ω to 45K | 900Ω to 60K | 1.2K to 75K | 2K to 125K |
| Extended Resistance Range(1) | 400Ω to 75K | 500Ω to 100K | 500Ω to 125K | 500Ω to 150K | 600Ω to 200K | 750Ω to 300K |
| Resistance Tolerance:Standard % | ±10 | |||||
| Best Practical % | ±5 | |||||
| Power Rating At 70°C,Derating to 0 At 125°C (Watts) | 0.5 | 0.75 | 1 | 1.5 | 2 | 3 |
| Linearity,Independent,Tolerance,Standard% | ±0.5 | ±0.4 | ±0.3 | ±0.25 | ±0.2 | ±0.15 |
| Best Practical% | ±0.2 | ±0.15 | ±0.10 | ±0.075 | ±0.06 | ±0.04 |
| Output Smoothness Max. (% Of Applied Voltage) | 0.1 | |||||
| End Voltage Max. (%Of Total Applied Voltage) | 0.5 | |||||
| Insulation Resistance At 500 VDC,Min. (Megohms) | 1000 | |||||
| Dielectric Withstanding Voltage (Volts RMS) | 1000 | |||||
| Max. Applied Voltage(Volts DC)(2) | 400 | |||||
| Temperature Coefficient Of Potentiometer,Max. % /°C | -0.07 | |||||
| Total Mechanical Travel | 360° Continuous | |||||
| Mechanical Life,Shaft Revolutions | 2 million | |||||
| Ganged Cups,Max. (Number) | 6 | 8 | ||||
| Taps,Max.,Excluding End Terminations | 9 | 19 | 24 | 26 | 41 | |
| Moment Of Inertia,Per Cup | 0.2 | 4 | 4.5 | 5 | 8.5 | |
| Weight:Single Cup (oz.) | 0.6 | 0.8 | 2.2 | 2.8 | 3.3 | 6.5 |
| Each Additional Cup (oz.) | 0.2 | 0.5 | 0.7 | 0.9 | 1 | 1.4 |
| Torque,Max. Per Cup | 0.2 | 1.3 | 1.4 | 1.5 | 1.7 | |
| Pilot Diameter Runout,Max. | 0.015 | |||||
| Lateral Runout,Max. | 0.002 | 0.003 | 0.004 | 0.005 | ||
| Shaft Runout,Max. | 0.001 | |||||
| Shaft Radial Play,Max. | 0.003 | |||||
| Shaft End Play,Max. | 0.0015 | |||||
| Dimension For Each Additional Cup | .500±.002 | .537±.002 | .562±.002 | |||
| Temperature Range (°C) Standard | -55 to + 125 | |||||
