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DIGITAL LOAD INDICATOR AZA1139
The Azalab AZA1139 Digital Load Indicator is a high-precision force measurement unit designed for real-time display of load values in compression, tensile, and flexural testing applications. Engineered for seamless integration with Universal Testing Machines (UTMs), compression frames, hydraulic presses, and custom industrial setups, the AZA1139 ensures accuracy, reliability, and compliance with modern laboratory standards.
Using advanced 24-bit A/D conversion technology, the AZA1139 converts analog signals from strain-gauge-type load cells or pressure transducers into stable, high-resolution digital readings. With features such as peak-load hold, selectable units, and zero/reset functionality, it enhances operational efficiency and supports consistent testing performance across R&D, quality assurance, and production environments.
The AZA1139 supports RS232, USB, or optional Ethernet connectivity, enabling data logging, software integration, and networked testing workflows. Available in panel-mounted, bench-top, or portable enclosures, it fits seamlessly into both fixed laboratory installations and mobile testing setups.
Description
Key Features
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Real-time digital load display with fast response and high stability
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Compatible with strain gauge load cells (350Ω/700Ω) and pressure sensors
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Suitable for compression, tensile, and flexural testing
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Peak Hold and Reset functions for capturing maximum test load
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Supports RS232 / USB / Ethernet data output for PC connectivity
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High-resolution readings up to 1/100,000 counts
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Calibration-ready, supporting field and laboratory calibration procedures
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Available in panel-mount or portable casing options
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Selectable engineering units: kN, N, kgf, lbf
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Overload protection and sensor fault indication
Specifications – AZA1139
| Feature | Specification |
|---|---|
| Input Compatibility | Strain Gauge Load Cells (350Ω / 700Ω) |
| Load Capacity Range | 0 – 2000 kN (depends on connected load cell) |
| Display Type | LED or LCD Numeric Display |
| Resolution | Up to 1/100,000 |
| Accuracy | ±0.5% of Full Scale |
| Peak Hold Function | Yes |
| Data Output Options | RS232 / USB / Ethernet (optional) |
| Mounting Type | Panel-Mount / Tabletop / Portable |
| Units | kN, N, kgf, lbf (Selectable) |
| Power Supply | 230V AC or 12V DC (model dependent) |
Applications
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Compression Testing Machines
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Universal Testing Machines (UTMs)
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Hydraulic Press Monitoring
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Soil and Asphalt Testing Equipment
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Calibration Benches
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R&D Laboratories and Academic Testing Facilities
Frequently Asked Questions (FAQ)
Q1: What does a Digital Load Indicator do?
A1: It converts analog load signals from a load cell into digital values, displaying the real-time applied load during testing.
Q2: Can it be used with any testing machine?
A2: Yes, it works with most tensile, compression, and flexural testing systems that use compatible strain-gauge load cells.
Q3: Does the indicator store test data?
A3: Advanced versions support internal memory and can log data via RS232/USB/Ethernet interfaces.
Q4: Is calibration required?
A4: Yes, periodic calibration ensures accuracy and compliance with testing standards.
Q5: What units can the AZA1139 display?
A5: It supports kN, N, kgf, and lbf.
Additional information
| Input Compatibility |
Strain Gauge Load Cells (350Ω/700Ω) |
|---|---|
| Load Capacity Range |
0 – 2000 kN (depending on sensor) |
| Display Type |
LED or LCD Digital Display |
| Resolution |
Up to 1/100,000 |
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