☆ The parameters of MP55
Items | Basic parameters |
Brand | Hengxiang |
Encoder type | Absolute encoder |
External diameter | 55mm |
Thickness | 14.5mm |
Installation dimension | 49.2mm |
Hollow shaft type | Through hole |
Hollow shaft diameter | 14mm; 15mm; 19mm; 20mm; 24mm |
Resolution | single-turn:17Bit, 19Bit,20Bit, 22Bit, 24Bit |
multi-turn: 1716=17+16Bit, 1916=19+16Bit, | |
2016=20+16Bit, 2216=22+16Bit,2416=24+16Bit | |
Interface | E=SM08B-GHS-TB |
Communication | B=BISS-C; S=SSI |
Electrical connection | Radial socket |
Output mode | M=multi-turn |
S=single-turn | |
Scanning principle | Reflective grating code |
Accuracy | ±40" |
Response speed | Normal action: 6000min |
RMS position signal noise | ±2@18 bits/r |
Communication clock frequency | ≤10MHz(BISS) or ≤ 5MHz(SSI) |
Starting time | typical value: 13ms |
Absolute position sampling period | ≤75 ns |
Allowable speed | ≤32200 r/min (restricted by mechanical speed limit) |
Cable | Differential twisted-paired cable |
Cable length | 200mm-10000mm |
Mechanical Connection | With bearing& encircled locking shaft |
Starting Torque | less than 9.8×10-3 N.m |
Inertial moment | less than 6.5×10-6 kg.m2 |
Shaft load | Radial 30N; Axial 20N |
Slew speed | ≤6000rpm |
Shell Material | Aluminum |
Weight | about 90g |
Environmental temperature | Operating: -20~+95℃; Storage: -25~+100℃ |
Environmental humidity | Operating and storage: 35~85%RH(Noncondensing) |
Vibration | Amplitude 1.52mm, 5~55HZ,2h for X,Y,Z direction individually |
Shock | 980m/s2 11ms, three times for X,Y,Z direction individually |
Protection | IP50 |

☆ The dimensions of MP55

Company Introduction
ShanghaiHengxiangOptical Electronics Co.,Ltd, located on Shanghai, an international city of China, set up in 2001, is a professional manufacturing high-tech corporation, providesresearch and manufacturing ,entityintegrating optical,mechanical and electronic design. Now we have finished primary pipelining of encoder manufacture. After development for many years, rotary encoders now have 10 series and over 100 sorts, both popularly sale around the world. Our rotary encoders are widely used for automation field, such as, Office equipment ,Water conservancy equipment,Electrical equipment,Textile machinery,Carpentrymachinery,Injection machinery,Vulcanizateequipment ,Medical device,CNC machine,Metallurgical machine,Printing machinery,testing machine,Elevator,Servo motor,Packing machine, etc. , and has won trust and high reputation from clients .