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RSMT Series

Heavy‑Load High‑Precision Mechanical Direct‑Drive Rotary Stage

The RSMT series is a high‑precision 360° continuous rotary stage powered by a direct‑drive motor with precision ball bearings, delivering excellent dynamic performance and positioning accuracy. Featuring outstanding industrial design, it offers table diameters of 100 mm, 150 mm, 200 mm, and 260 mm. Equipped with high‑precision circular grating feedback, it achieves positioning accuracy of ±2.5 arcsec and repeatability below ±1.0 arcsec, with a maximum load capacity of 200 kg—demonstrating outstanding mechanical performance.

The RSMT series features a large‑diameter dual‑bearing design that ensures minimal tilt error, high system stiffness, and excellent repeatability—without performance degradation even under heavy loads. With linear amplifiers in a vibration‑isolated laboratory environment, it achieves in‑position stability and minimum step size below 0.05 arcsec.

The RSMT series offers flexible configuration options, including various table diameters, custom mounting hole patterns, and adjustable stage heights. Thanks to its high accuracy, repeatability, and load capacity, the RSMT is widely used in testing MEMS, gyroscopes, avionics, accelerometers, and other inertial components, as well as specialized sensor testing.


Features Specifications Configuration Dimensions

Product Features

Hard-Core Capabilities Drive Exceptional Performance
Heavy‑load high‑precision rotary stage Heavy‑load high‑precision rotary stage

Heavy‑load high‑precision rotary stage
(axial load capacity up to 200 kg)

360° continuous direct‑drive rotary stage 360° continuous direct‑drive rotary stage

360° continuous direct‑drive rotary stage

Brushless, slotless servo motor with dual‑bearing design Brushless, slotless servo motor with dual‑bearing design

Brushless, slotless servo motor with dual‑bearing design

High‑precision circular grating feedback; speed exceeding 600 rpm High‑precision circular grating feedback; speed exceeding 600 rpm

High‑precision circular grating feedback; speed exceeding 600 rpm

Minimum step: 0.05 arcsec (lab environment with linear amplifiers); repeatability: ±1 arcsec Minimum step: 0.05 arcsec (lab environment with linear amplifiers); repeatability: ±1 arcsec

Minimum step: 0.05 arcsec (lab environment with linear amplifiers); repeatability: ±1 arcsec

Table diameters: 150 mm, 200 mm, and 260 mm optional Table diameters: 150 mm, 200 mm, and 260 mm optional

Table diameters: 150 mm, 200 mm, and 260 mm optional

Specifications

Gain a comprehensive understanding of product information
平台型号\ModelRSMT100RSMT150RSMT200RSMT260
载物台直径\ Tabletop Diameter100mm145mm195mm260mm
中空直径\ Aperture20mm50mm75mm100mm
转角精度\Accuracy(1)±2.5 arc sec±2.5 arc sec±2.5 arc sec±2.5 arc sec
重复性\ Repeatability(1)±1 arc sec±1 arc sec±1 arc sec±1.5 arc sec
最小步进\ Minimum Step(1)0.5 arc sec
偏摆角\Tilt Error2 arc sec3 arc sec3 arc sec3 arc sec
轴跳\Axial Error Motion1.5 μm1.5 μm1.5 μm1.5 μm
径跳\Radial Error Motion1.5 μm1.5 μm1.5 μm1.5 μm
平台重量\Stage Mass2kg5.5kg13kg25kg
最大负载\Max Load轴向\Axial50 kg90 kg220 kg450 kg
径向\Radial25 kg45 kg110 kg225 kg
最高速度\ Maximum Speed(2)600rpm600rpm500rpm380rpm
平台材质\Material
平均无故障时间\MTBF27,000 Hours

备注:

(1)适配-AS圆光栅反馈;

(2)空载指标,最高速度取决于反馈分辨率、实际负载、驱动器。

(3)默认测试点位置为台面上方25 mm,单轴指标,多轴系统的性能指标与实际载荷和工作点位置有关。


Model Selection and Configuration

Scientifically Formulated, Precisely Tailored to Your Needs
产品系列名称反馈
RSMTRSMT100-AS
RSMT150-TTL50
RSMT200
RSMT260


反馈选项


-ASVPP 1伏正弦模拟量输入
-TTL50TTL 50倍细分


Product Dimensions

Precise measurements—dimensions are clear at a glance



  RSMT100

  RSMT150


  RSMT200

  RSMT260



  备注:

  (1)单位:mm。



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