In industrial scenarios such as reactor mixing stations, the ET-2 weighing sensor has become key equipment for improving measurement accuracy thanks to its outstanding column-type force measurement technology. This article provides an in-depth analysis of its 5 major technical advantages, including anti-interference design and temperature compensation, helping technical evaluators understand how sensor series such as CKY-118 and BLR-ZSA achieve high-precision tension and compression force measurement of ±0.03%.

1. High-Precision Column-Type Force Measurement Structural Design

The ET-2 weighing sensor adopts a unique column-type force measurement structure, and this design demonstrates significant advantages in industrial environments such as reactor mixing stations. By optimizing stress distribution, the column-type structure can capture tiny force value changes more accurately, making it particularly suitable for the tension and compression force measurement needs of models such as CZL-3 and NR-LB2 under complex operating conditions.

The core advantages of this design lie in:

• Low stress concentration factor, with measurement linearity up to 0.03%FS
• High structural rigidity, with lateral force resistance improved by more than 40%
• High natural frequency, with excellent dynamic response characteristics

Compared with traditional beam-type sensors, column-type sensors such as BLR-ZSA and YY-L103 can maintain more stable measurement performance in the vibration environment of reactor mixing stations. Measured data show that under the same operating conditions, the measurement drift of the column-type structure is only 1/3 of that of the beam-type structure.

2. Advanced Multi-Layer Temperature Compensation Technology

The operating environment temperature of reactor mixing stations changes dramatically, which poses severe challenges to the stability of weighing sensors such as CHLET-1 and XL-G2. The ET-2 series adopts innovative multi-layer temperature compensation technology to ensure measurement accuracy through the following methods:

This triple compensation mechanism enables models such as LK-1016 and EX302B to maintain measurement accuracy of ±0.03% within the wide temperature range of -20℃~80℃, far exceeding the industry standard of ±0.1%. This stability is particularly important for critical processes that require precise control of reactant ratios.

3. Intelligent Anti-Interference Signal Processing System

Reactor mixing stations usually have multiple interference sources such as strong electromagnetic interference and mechanical vibration. The intelligent signal processing system integrated into weighing sensors such as CKY-118 and ET-2 ensures signal purity through the following technological innovations:

• Adaptive filtering technology: Real-time identification and filtering of 50/60Hz power frequency interference and high-frequency noise
• Digital lock-in amplification: Effective extraction of weak signals, improving the signal-to-noise ratio by 30dB
• Dynamic baseline correction: Automatically eliminates long-term drift and maintains a stable measurement baseline

Actual tests show that in the same electromagnetic environment, the anti-interference capability of the NR-LB2 sensor reaches EN 61326-1 standard Class A level, with measurement stability 5 times higher than ordinary sensors. This is crucial for ensuring the accuracy of reactor material ratioing.

4. Modular Sealing Protection Design

The corrosive media and humid environment of reactor mixing stations pose a serious threat to sensor reliability. Models such as BLR-ZSA and CZL-3 adopt an innovative modular sealing design:

Triple protection system: Outer stainless steel housing （IP68 protection rating）+ middle silicone buffer layer + inner epoxy resin potting, ensuring long-term stable operation in corrosive environments with pH2-12. A specially designed breather valve balances internal and external air pressure while preventing moisture penetration.

Quick maintenance interface: All electrical connections use military-grade connectors, allowing sensor replacement without rewiring. The YY-L103 model is also equipped with self-diagnostic contacts for real-time monitoring of sealing status.

On-site statistical data show that the XL-G2 sensor using this design achieves a mean time between failures （MTBF） of 58,000 hours in chemical enterprises, more than 3 times longer than traditional designs.

5. Standardized Industrial Interface Protocols

To meet the intelligent requirements of modern reactor mixing stations, series such as CHLET-1 and ET-2 provide a variety of industrial standard interfaces:

• Analog output: 4-20mA（accuracy 0.01%）, 0-10V（with short-circuit protection）
• Digital interfaces: RS485（Modbus RTU）, CANopen, PROFIBUS-DP
• Wireless transmission: Optional LoRa or NB-IoT modules（transmission distance ≥500m）

The LK-1016 model also supports the IO-Link intelligent interface, enabling real-time upload of data such as sensor health status and temperature compensation parameters. This standardized design allows the EX302B sensor to be seamlessly integrated into various DCS/PLC systems, greatly reducing integration difficulty.

Summary and Industry Application Recommendations

Overall, column-type weighing sensors such as ET-2 and CKY-118 provide reliable force measurement solutions for reactor mixing stations through innovative structural design, temperature compensation, and anti-interference technology. For technical evaluators, we recommend:

1. Give priority to models with triple temperature compensation（such as BLR-ZSA and NR-LB2）
2. Choose products with IP68 protection rating in corrosive environments（YY-L103 and XL-G2）
3. For smart factories, it is recommended to choose versions with digital interfaces（CHLET-1 and ET-2 Pro）

As a national high-tech enterprise, Xi'an Shenghongchuang Instrumentation Co., Ltd. has all products certified under the ISO9001 quality management system and provides a 3-year warranty service. Our engineering team can provide you with customized weighing measurement solutions. Contact us now for professional technical support.