Description

Precision Engineering of Huazhi HZK Series Analytical Balance 210 gm

Modern laboratory environments demand uncompromising accuracy, reliability, and traceability in every measurement. The Huazhi HZK Series Analytical Balance 210 gm represents a leap forward in micro-weighing technology. Operating on an advanced electromagnetic force compensation system, this unit delivers exceptional readability down to 0.0001 g (0.1 mg) across its entire 210 g capacity. Internal engineering utilizes multi-layer digital circuit architectures to minimize signal noise, preventing electronic interference from compromising critical sample data.

High-precision laboratory weighing depends on environmental stability. To mitigate air draft fluctuations and ambient air currents, this precision measuring instrument features a three-door glass draft shield with an integrated anti-static metal backboard. Quality assurance laboratories require instruments that sustain baseline performance despite local thermal variations. Built-in temperature compensation sensors actively adjust internal calibration settings to offset thermal expansion errors within the internal strain and sensor core. Consequently, research personnel receive rapid, highly repeatable readings without waiting for extended thermal stabilization cycles.

Technical Specifications and Structural Architecture

Understanding the physical build and electronic infrastructure of the Huazhi HZK Series Analytical Balance 210 gm highlights its suitability for rigorous testing. The pan assembly utilizes high-grade, corrosion-resistant stainless steel with an 80mm diameter platform. Surrounding the weighing zone, the housing consists of die-cast aluminum alloys treated with chemical-resistant coatings to prevent degradation from solvent splashes.

The balance integrates dual-port communication capabilities, combining traditional RS232C serial protocols with modern USB connectivity. Data streams link directly to PCs, printers, or laboratory information management systems (LIMS) to maintain standard operational records without manual transcription. A bright, back-lit LCD display presents clean numerical outputs, environmental temperature alerts, unit conversion tags, and stability indicators under varied lighting conditions.

Core Technical Parameters

• Maximum Capacity: 210g

• Readability (Resolution): 0.0001 g (0.1 mg)

• Repeatability Error: ±0.0001 g (±0.1 mg)

• Linearity Error: ±0.0002 g (±0.2 mg)

• Pan Diameter: Φ 80 mm

• Weighing Technology: Electromagnetic Force Restoration Core

• Stabilization Time: Adjustable (1.5 to 3.5 seconds)

• Interface: Standard RS232C and USB Ports

• Power Supply: External AC Adapter (100–240 V input, DC 9 V output)

Compliance Standards and Quality Control Tools Integration

Regulatory frameworks in pharmaceutical, chemical, and educational testing centers dictate tight adherence to international quality protocols. The Huazhi HZK Series Analytical Balance 210 gm aligns fully with ISO 9001 and Good Laboratory Practice (GLP) data collection standard operating procedures. Built-in software features multi-point linear calibration routines, enabling technicians to verify linearity curves across the operational envelope using certified external reference weights.

Industrial testing equipment operating in production or bench-scale environments must withstand mechanical vibration. Huazhi incorporates a four-stage digital shock-filtering system that filters out external floor vibrations, HVAC airflow surges, and building oscillations. Selecting low, medium, or high filtering parameters optimizes measurement speed against signal stability, allowing accurate reads even on unisolated workbenches.

Standard Compliance and Built-In Features

• Multi-Unit Conversion: Includes 17 international units including Grams, Carats, Ounces, and Pounds.

• Integrated Functions: Supports piece counting, percentage weighing, density determination, and under-hook weighing.

• System Safeguards: Configurable unit locks and parameter protection settings reduce accidental menu tampering.

• Temperature Monitoring: Live ambient thermal sensor display assists in GLP ambient records.

Technical Comparison against Industry Standards

Evaluating the structural parameters of the Huazhi HZK Series Analytical Balance 210 gm alongside industry-standard 4-digit balances highlights its operational strengths. The matrix below outlines core performance indicators across typical analytical weighing criteria.

Technical Parameter	Huazhi HZK Series 210g	Standard Basic 0.1mg Scale	Industrial Heavy-Duty Balance
Max Capacity	210 g	120–200 g	300–500 g
Readability	0.0001 g (0.1 mg)	0.0001 g (0.1 mg)	0.001 g (1 mg)
Sensor Mechanism	Electromagnetic Force Core	Strain Gauge / Basic Load Cell	Heavy Duty Single-Block
Draft Shield Type	3-Door Glass with Anti-Static Shield	Plastic / Fixed Glass	Open Top / Non-Shielded
Vibration Filtering	4-Level Digital Adjustability	Single Fixed Mode	Basic Mechanical Dampening
Data Out Connectivity	Dual RS232 + USB Interfaces	Single Serial Port	USB Only or Optional Board
GLP Traceability	Time, Date, Temperature Log	Manual Log	Batch ID Tagging Only

Operating Guidelines for Huazhi HZK-FA210 Analytical Balance

Proper installation and operational maintenance ensure that the Huazhi HZK-FA210 Analytical Balance delivers stable $0.1\text{ mg}$ measurements over years of daily service. Installing the balance on a dedicated marble anti-vibration table eliminates background mechanical interference. Positioning should avoid direct sunlight, air conditioner vents, and heavy foot traffic corridors.

Prior to taking measurements, connect the balance to a stable power source and allow a preheat period of 60 to 120 minutes. This warm-up duration stabilizes the internal electromagnetic sensor coils and electronic circuitry. Level the balance using the front-mounted spirit bubble indicator and adjustable leveling feet. Routine calibration using certified Class E2 or F1 calibration weights ensures that span errors remain within acceptable laboratory tolerances.

Essential Calibration Procedures

• Zero Calibration: Ensure the pan is empty, close all draft shield doors, and press the TARE/ZERO key.

• External Span Calibration: Access the calibration menu, select external calibration mode, and place the designated 200g reference weight on the pan center when prompted.

• Multi-Point Linear Calibration: Execute linear calibration functions to adjust response curve profiles across intermediate load intervals.

• Draft Shield Maintenance: Clean the glass panels using non-abrasive lint-free wipes and mild isopropyl alcohol solutions.

Industrial Applications and Procurement Guidelines

Laboratory research facilities, quality control units, and industrial testing operations rely on precise weight verification. In pharmaceutical formulation labs, the Huazhi HZK Series Analytical Balance 210 gm accurately measures micro-gram active pharmaceutical ingredients (APIs), excipients, and reference standards. Chemical synthesis plants utilize this digital balance to prepare reagent concentrations with exact molarity targets.

Selecting a reliable laboratory equipment supplier ensures long-term post-purchase support, warranty service, and calibration assistance. Sourcing direct from an authorized importer in Dhaka, Bangladesh guarantees authentic equipment backed by technical installation assistance. A dedicated laboratory equipment seller assists technical teams with selecting accessories, external printers, data cables, and routine service plans.

Key Benefits for Bangladesh Laboratories

• Cost-Effective Precision: High-end electromagnetic force performance delivered at competitive regional market pricing.

• Comprehensive Warranty: Backed by local technical support and service agreements.

• Ready Availability: Rapid local dispatch from central warehouses in Dhaka.

• Complete Documentation: Delivered with user manuals, factory test certificates, and compliance reports.

A Rahman Scientific Co. is the best laboratory equipment seller and supplier in Bangladesh.

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