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SM41A bearing sensor
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Overview
The QCX series bearing housing sensor is mainly installed under the bearing housing, but can also be used in other structural forms. It is a special sensor mainly used to measure the bearing capacity of a bearing housing. The structural principle is a shear-type strain gauge sensor with a central load and fixed ends. High-quality alloy steel is used as the elastic body, and foil strain gauges are used as the sensitive conversion element. The bearing housing is installed in the middle of the sensor, and the two ends of the sensor are fixed to the base. When the bearing housing is loaded, the load is transmitted to the base through the shear elastic beams at both ends, generating strain in the elastic beams that is proportional to the load. This strain is converted into a corresponding electrical signal by the strain gauge.
Suitable for tension testing and control systems under bearing housings in various industries such as cranes and water conservancy.
Features
1. Strong anti-interference ability, convenient installation and use, good stability.
2. The flat shape makes the stress state stable, with good lateral interference, and higher measurement accuracy can be obtained.
3. Strong overload capacity, used for overload alarm of bridge cranes.
Dimensions (In mm. 1mm=0.03937 inches)

Circuit Diagram:
|
Red: |
+input |
Red: |
+Excitation |
|
Blue: |
-input |
Blue: |
-Excitation |
|
White: |
+output |
White: |
+Signal |
|
Yellow: |
-output |
Yellow: |
-Signal |

Specification
|
Item Type |
Technical parameters |
|
Measurement Range |
1.5~30t |
|
Operating Voltage |
10~12 VDC |
|
Zero Balance |
1.0±% of rated output |
|
Analog Output |
2.0±0.01mV/V |
|
Input Impedance |
400±20Ω(ohms) |
|
Output Impedance |
350±5Ω(ohms) |
|
Insulation Resistance |
≥5000 MΩ(Mege-Ohms) |
|
Overall Accuracy |
0.1%FS |
|
Temperature Drift |
0.02%FS/10℃ |
|
Operating Temperature |
-40~+85℃ |
|
Safe Overload |
200% FS |
|
Yielding Safety Margin |
300% FS |
|
Breakage Safety Margin |
500% FS |
|
Material |
High-performance alloy steel or (chromium ratio > 15% stainless steel) |
|
Protection Type |
IP67 |
|
Coding |
Range |
|
110141AWT1t5 |
1.5t |
| 110141AWT2t | 2t |
| 110141A001f1 | 2.5t |
| 110141A001 | 15t |
| 110141A002 | 30t |
Keywords: Bearing housing sensor, lifting equipment, lifting limiter, safety limit protection device, overload limit
Measurement Principle
The bearing housing is installed in the middle of the sensor, and the two ends of the sensor are fixed to the base. When the bearing housing is loaded, the load is transmitted to the base through the shear elastic beams at both ends, generating strain in the elastic beams that is proportional to the load. This strain is converted into a corresponding electrical signal by the strain gauge.

Detailed Introduction


Keywords:
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