Renishaw RESOLUTE 系列真绝对式光学编码器
Vendor: Renishaw
Product: RESOLUTE™ 真绝对式光学编码器系统
Renishaw（英国）是全球精密测量与编码器龙头。RESOLUTE 为高速、超细分辨率的真绝对式开放光学编码器系统：读头像超快微型数码相机拍摄单轨 30 µm 节距绝对码尺，经 DSP 实时解算绝对位置，上电即得位置、无需电池、无多轨错相；线性分辨率低至 1 nm，旋转最高 32 bit（4,294,967,296 计数/转，约 0.0003 角秒），最大读数速度 100 m/s（36,000 rpm），细分误差 SDE ±40 nm、噪声（抖动）<10 nm RMS，且耐污染可读脏尺。变体覆盖 UHV（超真空、120 °C 烘烤）、ETR（-40 至 +80 °C）、FS（功能安全 SIL 2/PL d）；接口含 BiSS C/BiSS Safety、FANUC、三菱、松下、Siemens DRIVE-CLiQ、安川。线尺 RTLA/RELA/RSLA 最长 21 m，圆环 RESA30/REXA30 直径 52-550 mm、典型安装精度 ±1.9 角秒。广泛用于半导体设备、雷达/卫星天线、精密转台与高端机器人关节。
| sde | +/-40 nm sub-divisional error |
| type | true-absolute open optical encoder system (readhead + single-track 30 um pitch absolute scale) |
| jitter | <10 nm RMS |
| readhead | 18-19 g; IP64 (standard/ETR); 5 V +/-10%, 1.25 W max; 500 m/s2 operating acceleration |
| variants | standard; UHV (120 C bake-out, IP30); ETR (-40 to +80 C); FS functional safety SIL 2 / PL d |
| datasheet | Renishaw RESOLUTE FS data sheet (a1f5bb1985e340b5bdfde2afa6f4a3fb.pdf) |
| max_speed | 100 m/s linear; 36,000 rpm rotary |
| principle | readhead as ultra-fast miniature digital camera + high-speed DSP position determination; built-in position-check algorithm |
| interfaces | BiSS C, BiSS Safety, FANUC (alpha/alphai), Mitsubishi (J4/J5, MDS-D2/DH2/DM2/DJ), Panasonic (A5/A6), Siemens DRIVE-CLiQ, Yaskawa (Sigma-5/7) |
| diagnostics | ADTa-100 Advanced Diagnostic Tool + ADT View software |
| linear_scales | RTLA30 tape to 21 m (+/-5 um/m); RELA30 ZeroMet to 1.7 m (+/-1 um); RSLA30 to 5 m |
| rotary_scales | RESA30 rings 52-550 mm (typ. installed +/-1.9 arcsec @550 mm); REXA30 +/-1 arcsec with two readheads |
| linear_resolution | down to 1 nm |
| rotary_resolution | up to 32 bit = 4,294,967,296 counts/rev (~0.0003 arcsec) |