



The HPBYB13 is a tool-type surface strain sensor designed for fast, reliable strain measurement on structural surfaces. It delivers high output sensitivity, excellent linearity, and stable performance with a simple structure and convenient installation. The sensor is suitable for underwater use and enables continuous monitoring of strain changes over time, making it a strong choice for field structural health monitoring projects.
| High output sensitivity | Captures small strain changes clearly |
|---|---|
| Excellent linearity | Supports accurate trend analysis and comparison over time |
| Stable performance | Designed for reliable long-term monitoring |
| Simple structure, easy installation | Efficient for on-site deployment |
| Underwater capable | Suitable for water-related projects and challenging environments |
| Full-process monitoring | Helps observe strain evolution at key measurement points |
Model: HPBYB13
Product Type: Tool-type surface strain sensor (surface-mounted strain transducer)
Key Features: High output sensitivity, strong linearity, stable performance, simple construction, easy installation
Special Capability: Suitable for underwater environments
Monitoring Purpose: Tracks full-process strain variation at measurement points over time
Typical Industries: Construction, hydropower, forestry, bridges, railways, aviation and more
When you need dependable strain readings in the field—especially on large structures—installation speed and long-term stability matter. HPBYB13 is engineered as a practical “tool-type” surface strain sensor that can be mounted efficiently while maintaining high sensitivity and linear response. It supports ongoing strain tracking at designated locations, helping engineers evaluate structural behavior during operation, load changes, or long-term monitoring programs.
Bridge structural health monitoring (strain trend tracking)
Civil engineering & construction monitoring of critical components
Hydropower and water-related structures (including underwater environments)
Railway infrastructure strain measurement
Forestry engineering structures and related monitoring
Aviation / aerospace ground testing scenarios where surface strain tracking is required
Designed for strain measurement systems using bridge-based inputs (typical strain acquisition workflows)
Works with compatible strain data acquisition instruments configured for the specified bridge resistance and excitation limits
(From the provided system parameter table)
Model: HPBYB13
Gauge Length : 76.2 mm
Measurement Variation Range : ±1 mm
Output Sensitivity : ±10000 με/mm
Bridge Resistance : 350 Ω
Operating Temperature : -35 to +80 °C
Outline Size : Ø25 × 125 mm
Recommended/Max Excitation : ≤ 10 V
Weight : 0.8 kg
Q1: What is a tool-type surface strain sensor used for?
It’s used for fast, practical surface strain monitoring on structures—ideal when you need stable long-term strain tracking at fixed measurement points.
Q2: Can HPBYB13 be used underwater?
Yes. The product description indicates it is suitable for underwater environments.
Q3: What bridge resistance does it use?
The sensor uses a 350 Ω bridge resistance.
Q4: What excitation voltage should I use?
The table specifies ≤ 10 V excitation (bridge supply).
Q5: What kind of projects is it commonly used in?
It’s used across construction, hydropower, bridges, railways, forestry, and other engineering fields requiring reliable strain monitoring.