High-Capacity Precision Balance for Laboratory and Industrial Weighing

The Radwag WLC 20/A2 Precision Balance is a versatile laboratory and industrial weighing solution designed for fast and accurate mass determination up to 20 kg with 0.1 g readability. Built for demanding laboratory and production environments, the WLC 20/A2 combines precision measurement with durable construction and advanced connectivity features.

Equipped with a stainless steel weighing pan and a backlit LCD display, the balance ensures clear and reliable weighing results. The integrated rechargeable internal battery allows up to 15 hours of operation, making the device suitable for locations without direct access to mains power.

With RS232 and USB communication interfaces, the WLC 20/A2 easily integrates with printers, computers, USB drives, and external displays. Additionally, the balance features real-time clock functionality and ALIBI memory, providing secure data storage and measurement traceability.

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Key Features of the Radwag WLC 20/A2 Precision Balance

High-Capacity Laboratory Weighing

Offers 20 kg maximum capacity with 0.1 g readability, ideal for weighing larger laboratory samples, industrial components, and bulk materials.

Stainless Steel Weighing Platform

Durable 7.7 × 7.7 inch stainless steel weighing pan provides corrosion resistance and easy cleaning.

Backlit LCD Display

Clear backlit LCD screen ensures excellent visibility of weighing results in various lighting conditions.

Internal Rechargeable Battery

Built-in SLA 6V rechargeable battery allows up to 15 hours of operation without external power.

Advanced Connectivity

Communication interfaces include:

• 2 × RS232

• USB Type A

• USB Type B

• Optional Wi-Fi connectivity

These allow integration with printers, computers, USB flash drives, and external displays.

ALIBI Memory & Real-Time Clock

Integrated ALIBI memory system stores measurement data automatically, ensuring traceability and documentation of weighing operations.

Optional Industrial Integration

The WLC series balances can optionally be equipped with 4 IN / 4 OUT interfaces for automation and industrial process integration.

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Advanced Weighing Functions

The WLC 20/A2 precision balance includes several professional weighing modes designed for laboratory and industrial workflows.

Checkweighing (Plus/Minus Control)

Verifies whether a sample mass falls within predefined minimum and maximum thresholds, with results displayed visually via a bar graph indicator.

Percent Weighing

Compares measured samples with a reference mass standard and displays results as a percentage.

Totalizing

Adds multiple measurements together to determine the total mass of mixtures or batches.

Parts Counting

Calculates the quantity of items based on total weight and individual item mass. Includes automatic accuracy correction to improve counting precision.

Peak Hold

Captures and holds the highest temporary weight reading during dynamic weighing processes.

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Ideal Applications

The Radwag WLC 20/A2 precision balance is commonly used in:

• Laboratory weighing applications

• Industrial quality control

• Manufacturing and packaging operations

• Chemical and pharmaceutical laboratories

• Parts counting and batch weighing

• Educational and research laboratories

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Technical Specifications

Model

WLC 20/A2

Part Number: WL-206-0022

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Weighing Performance

Maximum capacity
20 kg

Readability
0.1 g

Tare range
−20 kg

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Accuracy

Repeatability
0.1 g

Linearity
±0.3 g

Stabilization time
3 seconds

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Display

Backlit LCD display

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Weighing Platform

Dimensions
7.7 × 7.7 inches

Material
Stainless steel

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Connectivity

Communication interfaces:

• 2 × RS232

• USB-A

• USB-B

• Optional Wi-Fi

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Power Requirements

100–240 VAC, 50/60 Hz

Battery operation time
Approx. 15 hours

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Environmental Conditions

Operating temperature
15°C – 30°C

Relative humidity
10% – 85% RH (non-condensing)

Protection class
IP43

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Dimensions & Weight

Package dimensions
18.5 × 15 × 13 inches

Unit weight
6 lbs

Shipping weight
9.5 lbs

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Included Components

• Radwag WLC 20/A2 Precision Balance – 1

• Stainless Steel Weighing Pan – 1

• Grounding Foot (Spring Center) – 1

• Adjustable Feet – 3

• Underhook Weighing Adapter – 1

• Power Adapter – 1

• Plug Adapters – 4

• Start-Up Guide – 1

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Warranty

2-Year Manufacturer Warranty