绝对式旋转编码器 VLT | 极端温度 +125° | 空心轴

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VLT-140

Netzer VLT-140 绝对旋转编码器具有高达 23 位的分辨率和 0.006 度的精度，外形超薄 (<10 mm)，重量轻 (<72g)。它采用非接触式电容传感技术，具有出色的可靠性和长期稳定性，消除了机械磨损，性能优越。

VLT-140 专为航空航天、机器人、国防和高精度自动化而优化，采用中空、低惯量设计，减轻了系统重量，提高了动态响应能力。当需要高精度旋转反馈时，VLT-140 以紧凑、先进的封装树立了新的行业标准。

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Features

Extreme accuracy with precision better than 0.006 degrees
Hollow shaft for improved dynamic response
EMI and RFI resistant design
Contactless capacitive sensing for wear-free operation
Durable construction for long-term reliability
Temperature drift compensation for accuracy stability

优点

Hollow Shaft
High precision
Durability
Repeatability

外径

140 mm
内径

90 mm
厚度

8 mm
重量

80 gr
分辨率

17-23 bit
绝对定位精度

±0.006°˚

技术指标

技术指标

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General

Angular resolution 17-23 bit
Nominal position accuracy ±0.006°
Repeatability 0.7 mdeg / 2.5 Arcsec
Maximum operational speed 2,000 rpm
Measurement range Single Turn absolute with optional shaft turn counter
Built In Test BIT Optional
Rotation direction Adjustable CW/CCW (Default same direction from bottom side of the encoder)

Mechanical

Allowable mounting eccentricity ±0.15 mm
Allowable axial mounting tolerance ±0.3 mm
Rotor inertia 88,555 gr · mm²
Total weight 80 gr
Outer Ø / Inner Ø / Height 140 / 90 / 8 mm
Material (stator / rotor) FR4
Nominal air gap (stator, rotor) 1 mm

Electrical

Supply voltage 5V ± 5%
Current consumption ~100 mA
Interconnection Cable (standard 250mm)
Communication SSi / BiSS-C
Serial output Differential RS-422
Clock frequency 0.1-5.0 MHz
Position update rate 35 kHz (Optional - up to 375 kHz)

Environmental

EMC IEC 6100-6-2, IEC 6100-6-4
Operating temperature -55°C to +125°C
Storage temperature -55°C to +125°C
Relative humidity 98% Non condensing
Shock endurance / functional 100g 6msec saw-tooth per IEC 60068-2-27:2009 40g 11msec saw-tooth per MIL-810G
Vibration functional 7.7grms @ 20 to 2000 Hz per MIL-810G Category 24
Protection IP 40

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外径
- 59.7 mm (ID - 25 mm)
- 80 mm (ID - 35 mm)
- 100 mm (ID - 48 mm)
- 140 mm (ID - 90 mm)
- 170 mm (ID - 110 mm)
- 247.7 mm (ID - 171 mm)
通讯类型
- BiSS
- SSi
分辨率
- 17 bit
- 18 bit
- 19 bit
- 20 bit
- 21 bit
- 22 bit
- 23 bit
BIT
- Disabled
- Enabled
虚拟多圈
- 2,048
- 4,096
- 8,192
- 16,384
- 32,768
- 无
出线类型
- 欧空局太空电缆
- 仅电线
- 护套和屏蔽电缆
- 屏蔽电缆
线缆长度
- 500 mm Flying leads - 30AWG
- 750 mm Flying leads - 30AWG
- 1000 mm Flying leads - 30AWG
- 250 mm Flying leads - 28AWG
- 500 mm Flying leads - 28AWG
- 750 mm Flying leads - 28AWG
- 1000 mm Flying leads - 28AWG
- 250 mm Flying leads - 30AWG
转子类型
- 空心轴编码器
- 端轴 - 单螺杆 VL25
- 带插件的轴
Coating
- 聚对二甲苯
- 标准共形

型号

VLT

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