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Optical transmission method flange type torque transducer TMHS
series |
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Optical transformer method thin flange type torque
transducer |
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Compact size and light weight. Available for high speed measurement by bearingless structure. (Corresponds to rotational speed of 25 000 rpm, and 22 000 rpm for 500 NM or more capacity) |
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0.05 %R.O. in analog output and 0.02 %R.O. in digital output for the accuracy of detected value is achieved. |
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Easy to mounting and detaching by adopting with devided structure of stator (part of antenna). |
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Special transmitter OPT-563B is provided. |
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The detector for rotation speed and rotaional direction is prepared as an option. |
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High accuracy and low noise are achieved by the digital singnal transmission by the optical transmission method of the patent.
(USA PAT No. US6.472.656.B2, Japanese PAT No.3448738, PAT No.3453654) |
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| Rated capacity |
±100 N･m ~ ±3 kN･m |
| Safe overload |
150 %R.C. |
| Ultimate overload |
300 %R.C. |
| Rated output |
0 V ~ ±10 V |
| Accuracy of detected value |
Digital : ±0.02 %R.O., Analog : ±0.05 %R.O.
(including linearity, hysteresis and repeatablity.) |
| Maximum rotation speed |
TMHS-100NM ~ -300NM : 25 000 rpm
TMHS-500NM, -1KNM : 22 000 rpm
TMHS-2KNM, -3KNM : 16 000 rpm |
| Temp. range, safe |
-10 ℃ ~ 70 ℃ |
| Temp. range, compensated |
0 ℃ ~ 60 ℃ |
| Temp. effect on zero balance |
0.02 %R.O./10 ℃ |
| Temp. effect on output |
0.03 %LOAD/10 ℃ |
| Zero shift by rotation |
0.5 %R.O.p-p (at WB＝1 kHz) |
| Mechanical characteristics |
100NM |
200NM |
300NM |
500NM |
1kNM |
2KNM |
3KNM |
| Inertia moment (kg･cm2) |
13.51 |
13.52 |
13.54 |
19.05 |
28.27 |
111.6 |
111.7 |
Torsional rigidity
(kN･m/rad) |
371.7 |
430.1 |
553.5 |
764.5 |
1 171 |
1 706 |
2 106 |
| Torsional peculiar pitch (kHz) |
5.357 |
5.778 |
6.577 |
6.413 |
6.274 |
4.040 |
4.508 |
| Bending peculiar pitch |
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| Radial direction (kHz) |
3.375 |
3.497 |
3.763 |
3.919 |
4.016 |
2.151 |
2.368 |
| Thrust direction (kHz) |
3.966 |
4.065 |
4.284 |
4.404 |
4.988 |
2.672 |
2.844 |
| Twist angle at rated capacity (°) |
0.015 |
0.027 |
0.031 |
0.037 |
0.049 |
0.067 |
0.082 |
Accuracy safe bending
load (N) |
75 |
150 |
225 |
375 |
750 |
800 |
1 000 |
Accuracy safe thrust
load (N) |
65 |
130 |
195 |
325 |
650 |
3 750 |
12 000 |
| Class of protection |
IP54 or equivalent |
| Material |
Rotor part : Alloy steel, Stator part : Alluminium alloy |
| Weight <Rotor part> |
1.1 kg |
1.4 kg |
1.8 kg |
3.7 kg |
| Weight <Stator part> |
2.0 kg |
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* Accuracy safe bending load and accuracy safe thrust load are the load (actual measurement value) which generate output error of 0.05%R.O.
* Accuracy safe bending load is the result of applying the load at the position of 200 mm from the flange edge.
* All are the gurantee over static load. |
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| φ11, 10-cores shielded cable with connector at the both end.(Selectable from CAC-169A-10
m / -20 m or CAC-169B-30 m), Specialized transmitter OPT-563B, Detector for rotation speed and rotational direction : RPM |
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| Parts No. |
Rated capacity |
| TMHS-100NM |
±100 N･m |
| TMHS-200NM |
±200 N･m |
| TMHS-300NM |
±300 N･m |
| TMHS-500NM |
±500 N･m |
| TMHS-1KNM |
±1 kN･m |
| TMHS-2KNM |
±2 kN･m |
| TMHS-2KNM |
±3 kN･m |
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