Bio Impedance Analyzer Factory Supplier
This section explains the operating principle of bio impedance analyzers and the measurable characteristics that define their suitability for industrial and medical applications. A bio impedance
Inquire NowBio Impedance Analyzer – Factory Supplier Overview
This section explains the operating principle of bio impedance analyzers and the measurable characteristics that define their suitability for industrial and medical applications.
Working Principle and Measurement Range
A bio impedance analyzer applies a low‑amplitude alternating current across the tissue and measures the resulting voltage to calculate complex impedance (resistance and reactance). By sweeping frequencies from 1 kHz to 1 MHz, the device can differentiate intracellular and extracellular pathways, enabling quantification of total body water, fat‑free mass, and cell membrane integrity.
Typical measurement ranges are 0 Ω to 2 kΩ for resistance and –100 Ω to +100 Ω for reactance, with a phase‑angle resolution of 0.1°. The input current is limited to <100 µA to ensure safety for continuous monitoring.
Key Technical Parameters
| Parameter | Typical Value | Customizable According to Project Requirements |
|---|---|---|
| Measurement Frequencies | 1 kHz, 5 kHz, 50 kHz, 100 kHz | Additional frequencies up to 1 MHz selectable |
| Number of Electrodes | 4‑point (tetrapolar) configuration | 8‑point or wearable textile electrodes available |
| Impedance Accuracy | ±0.5 % of reading ±0.1 Ω | Tighter tolerance (±0.2 %) available for research models |
| Repeatability (σ) | ≤0.2 % over 10 min | Improved to ≤0.1 % with temperature compensation |
| Input Voltage | 5 V DC ±5 % | 12 V DC or PoE options |
| Output Interface | USB‑2.0, UART (TTL) | CAN‑bus, Modbus RTU, Bluetooth LE |
| Operating Temperature | 0 °C to 45 °C | Extended –20 °C to 60 °C for industrial enclosures |
| Dimensions (L×W×H) | 120 mm × 80 mm × 25 mm | Custom enclosure sizes upon request |
| Weight | 150 g | Lightweight versions <100 g available |
Typical Industrial Applications
In food processing, bio impedance analysis monitors water‑binding capacity of meat and dairy products, providing a rapid indicator of texture changes during storage.
Pharmaceutical manufacturers use the technique to assess lyophilization endpoints by measuring the impedance of frozen formulations, which correlates with ice crystal structure and residual moisture.
For wearable health‑tech devices, the analyzer supplies real‑time hydration data to athletes, enabling adjustment of fluid intake based on intracellular‑extracellular fluid shifts.
In automotive safety research, seat‑embedded electrodes capture driver physiology to detect fatigue, leveraging the same measurement principle.
Customization Options
- Electrode material: stainless steel, Ag/AgCl, or flexible polymer composites.
- Cable length and connector type: standard 1.5 m shielded cable with DIN, M12, or Molex connectors; lengths up to 5 m available.
- Firmware calibration: user‑defined frequency sweep, impedance baseline correction, and selectable output units (Ω, % body water, phase angle).
- Enclosure rating: IP40 standard; optional IP65 or IP67 for wash‑down environments.
Quality Control and Testing
Each unit undergoes a four‑step verification protocol before shipment.
- Static impedance check against precision resistors (±0.01 %) to confirm gain and offset.
- Phase‑angle accuracy test using a calibrated RC network at 50 kHz.
- Temperature‑cycle test: 5 cycles from –20 °C to +60 °C, verifying drift <0.1 %/°C.
- Final functional test with a saline phantom mimicking human tissue impedance (500 Ω resistance, 50 Ω reactance).
Test data are recorded in a traceable log and supplied with the Certificate of Conformance upon request.
Packaging and Shipping
Analyzers are placed in anti‑static foam inserts inside a double‑wall corrugated carton. The carton is sealed with pressure‑sensitive tape and labeled with handling instructions, part number, and QR code linking to the test report.
For bulk orders, palletized stacks are stretch‑wrapped and corner‑protected to prevent movement during transit. Standard lead time is 3‑4 weeks after receipt of purchase order, subject to component availability.
Frequently Asked Questions
- Can the measurement frequency be changed after purchase?
- Yes. The firmware supports user‑configurable frequency lists; changes are made via the USB interface using the provided configuration utility.
- What materials are available for the electrodes?
- Standard offerings include stainless steel pins, Ag/AgCl discs, and flexible textile‑based electrodes. Alternative biocompatible coatings can be quoted.
- How is quality inspected?
- Each unit receives impedance gain, phase angle, temperature‑cycle, and functional tests as described in the Quality Control section. Test certificates are available on request.
- What packaging methods are available?
- Standard anti‑static foam in corrugated carton; optional ESD‑safe trays, vacuum‑sealed bags, or custom foam inserts for OEM integration.
- How are export shipments protected?
- Cartons are marked with “Fragile” and “Keep Dry” labels, placed on pallets with corner protectors, and stretch‑wrapped. A moisture‑desiccant packet is included for each unit.
- What is the typical production lead time?
- 3‑4 weeks for standard configurations; lead times for custom enclosures or extended temperature ranges are quoted per project.
- How are samples arranged?
- Sample units can be shipped via express courier with the customer covering freight charges, or included in a pilot‑run order subject to minimum quantity.
Request Information
To discuss technical requirements, request a quotation, or arrange a sample, please use the inquiry form below.
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