AND Micro balance AD-4532B

AND Micro Balance AD-4532B High-Speed Digital Weighing Controller

Product Description

The AND Micro Balance AD-4532B is a high-speed, multifunction digital weighing controller designed for ultra-precise measurement using strain gauge sensors. With an exceptional A/D conversion rate of 2000 times per second, this controller delivers highly responsive and stable measurement data for demanding industrial and automation environments.

Engineered for OEM integration and advanced process control, the AD-4532B supports digital span calibration without the need for physical test weights, reducing setup time while maintaining high accuracy. Its advanced display system, multiple hold modes, comparator control, analog output, and Modbus-RTU communication make it an ideal solution for dynamic weighing, force measurement, and tension control applications.

Key Features

• High-speed A/D conversion at 2000 times per second for real-time measurement

• Compatible with strain gauge sensors up to 10 kΩ

• Flexible sensor excitation options

  • 5 V excitation for up to 4 × 350 Ω sensors

  • 2.5 V excitation for up to 2 × 120 Ω or 8 × 350 Ω sensors

• Digital span calibration without test weights

• Standard calibration using actual load

• Advanced dual-display system

  • 6-digit 7-segment tricolor LED main display (14 mm)

  • Dual 5-digit green LED limit displays (9 mm)

  • 15 functional status indicators

• Multiple hold modes including sample hold, peak hold, bottom hold, and bipolar hold

• Built-in 5-level comparator output (HI / OK / LO)

• MOSFET relay outputs for industrial control

• ±10 V analog output with high resolution

• Modbus-RTU communication for PLC, HMI, and SCADA integration

• Zero compensation and key lock functions for operational stability

• Compact 96 × 96 mm panel-mount design

• Wide adjustment range for span and zero settings

Applications

• High-speed industrial weighing systems

• Packaging machines and conveyor-based checkweighers

• Feeder and batching systems

• Force measurement and tension control

• Dynamic weighing and feedback control loops

• PLC-based automation and SCADA systems

• OEM precision machinery and custom-built equipment

Technical Specifications

• Model: AD-4532B

• Measurement points: 1

• Sensor type: Strain gauge sensors (≤10 kΩ)

• Excitation voltage:

  • 5 V for 4 × 350 Ω sensors

  • 2.5 V for 2 × 120 Ω or 8 × 350 Ω sensors

• A/D conversion rate: 2000 times per second

• Maximum display value: ±999,999

• Minimum guaranteed input sensitivity: 0.6 µV/d

• Linearity: ±0.02% of full scale

• Display:

  • Tricolor 6-digit LED, 14 mm height

  • Green 5-digit limit LED, 9 mm height

  • 15 status indicators

• Hold functions: Sample, Peak, Bottom, Bipolar

• Calibration methods:

  • Digital span calibration (no load)

  • Actual load calibration

• Analog output: ±10 V maximum, 1/10,000 resolution

• Comparator output: 5-level HI / OK / LO via MOSFET relay

• Communication: Modbus-RTU

• Operating temperature: –5 to 40 °C

• Operating humidity: Up to 85% RH, non-condensing

• Power supply: AC 85–250 V, 50/60 Hz, approximately 20 VA

• Dimensions: 96 × 96 × 155 mm

• Panel cut-out size: 92 × 92 mm

• Weight: Approximately 2.0 kg

Conclusion

The AND Micro Balance AD-4532B is a powerful and reliable high-speed weighing controller built for precision-focused industrial applications. Its fast response, advanced calibration options, versatile outputs, and seamless automation connectivity make it an excellent choice for OEM manufacturers, system integrators, and process engineers who require accurate, stable, and efficient measurement in demanding environments.