AS 520.R2 PLUS Analytical Balance, 520 g Capacity, 0.1 mg Readability
R 39,676.20
- Maximum capacity [Max]: 520g
- Readability [d]: 0.1mg
- Display: 5.3” LCD (backlit)
- Delivery components: Balance, weighing pan, weighing pan shield, bottom cover, power supply.
- Weighing pan dimensions: ø100mm
- Packaging dimensions W x D x H: 490×400×520mm
- Net weight: 7.3kg
- Power consumption max.: 3 W
- Operating temperature: +10 – +40°C
- Relative humidity: 40% – 80%
- Communication interface: 2×RS232¹, 2×USB-A (interchangeable), USB-B, Wi-Fi® (optional)
Optional accessories are available for purchase separately. If you require a customised solution, please contact our technical specialists by selecting the "Add to enquiry" button and using our enquiry form or at sales@lasec.com.
Installation, training and special delivery requirements, such as the need for tail-lift trucks and additional labour and installation for large equipment and hazardous material (Hazmat) packaging, are chargeable in addition to standard freight and will be quoted separately before dispatch.
Online ordering is currently limited to South African customers, but our full range is still available. If you are ordering from outside South Africa, please log an enquiry or email internationallabsales@lasec.com, and our international sales team will gladly assist you through our traditional sales channels.
Availability:On Request
SKU
IRDWAS520.R2.PLUS
BrandRADWAG
Product Overview
The AS 520.R2 PLUS Analytical Balance from RADWAG’s SYNERGY LAB series is a high-precision weighing instrument designed for analytical laboratories, research facilities, and quality control environments.
With a maximum capacity of 520 g and a readability of 0.1 mg, this balance delivers highly accurate, repeatable measurements for demanding laboratory applications. The modern mechanical design, intuitive interface, and advanced data management system make it suitable for daily analytical work requiring reliability and precision.
A spacious weighing chamber, robust aluminium base, and integrated automatic internal adjustment system ensure stable operation and accurate results even in challenging environmental conditions.
Key Features
Ergonomic Mechanical Design
- Spacious weighing chamber accommodates a variety of laboratory glassware
- Wide door clearance allows easy access to the weighing pan
- Aluminium base improves system stability and measurement accuracy
- The dual-CLICK system enables tool-free removal of weighing chamber components
- Rimless glass pane guides make cleaning quick and convenient
- Durable construction ensures long-term operational reliability
Simplified Levelling System
- The levelling device is positioned at the front of the weighing chamber
- The two-point levelling system allows quick and precise setup
Intuitive Operation
- 3″ backlit LCD display for clear reading of measurement results
- Dedicated function keys provide quick access to:
- Database access
- Function menu
- Programmable F1–F4 keys for navigation and shortcuts
- The status bar displays product information, tare value, and system messages
- Real-time weighing feedback is displayed via a graphical bar indicator
Internal Adjustment System
The modern internal calibration system ensures accurate measurement results even in unstable environmental conditions.
Advanced Data Management
User access can be controlled through administrator login settings.
ALIBI Memory
- Secure storage for up to 100,000 weighing records
- Ensures long-term traceability and data integrity
Integrated Databases
The balance includes five internal databases:
Database | Capacity |
Operators | Up to 10 users |
Products | Up to 1000 products |
Weighings | Up to 5000 records |
Tares | Up to 100 |
ALIBI memory | Up to 100,000 weighings |
Communication Interfaces
Multiple communication interfaces allow integration with laboratory information systems:
- 2 × RS-232
- 2 × USB-A
- USB-B
- Wi-Fi® (optional)
Barcode scanners can connect via the RS-232 interface.
Weighing Functions
- Autotest
- Dosing
- Percent weighing
- Totalising
- Parts counting
- Peak hold
- Statistics
- Checkweighing
- Under-pan weighing
- GLP procedures
- Animal weighing
- Density determination
Optional Feature
Under-Pan Weighing
Balances manufactured after 15 February 2023 support optional under-pan weighing using a dedicated hook.
| Metrological parameters | |
|---|---|
| Maximum capacity [Max] | 520 g |
| Minimum load | - |
| Readability [d] | 0.1 mg |
| Verification unit [e] | - |
| Tare range | -520 g |
| Standard repeatability [5% Max] | 0.08 mg |
| Standard repeatability [Max] | 0.25 mg |
| Standard minimum weight (USP) | 160 mg |
| Standard minimum weight (U=1%, k=2) | 16 mg |
| Permissible repeatability [5% Max] | 0.12 mg |
| Permissible repeatability [Max] | 0.4 mg |
| Linearity | ±0.6 mg |
| Stabilization time | 2.5 s |
| Adjustment | internal (automatic) |
| OIML Class | - |
| Physical parameters | |
| Leveling system | manual |
| Display | 5.3" LCD (backlit) |
| Weighing chamber doors | manual |
| Delivery components | Balance, weighing pan, weighing pan shield, bottom cover, power supply. |
| Weighing pan dimensions | ø100 mm |
| Packaging dimensions W x D x H | 490x400x520 mm |
| Net weight | 7.3 kg |
| Gross weight | 8.5 kg |
| Construction | |
| Protection class | IP 43 |
| Communication interface | |
| Communication interface | 2×RS2321, 2×USB-A (interchangeable), USB-B, Wi-Fi® (option) |
| Electrical parameters | |
| Power consumption max. | 3 W |
| Environmental conditions | |
| Operating temperature | +10 – +40 °C |
| Relative humidity | 40% – 80% |
Wi-Fi® is a registered trademark of Wi-Fi Alliance®.
Repeatability is expressed as a standard deviation from 10 weighing cycles.
Stabilization time depends on the ambient conditions and the dynamics of weighing pan loading; specified for FAST profile.
* Power consumption depends on the terminal configurations as well as the number and type of external devices connected.
1 Barcode scanners, available as weighing instrument accessory, communicate with the instrument via RS232 interface exclusively.
Frequently Asked Questions (FAQs)
Q: What is the maximum capacity of the AS 520.R2 PLUS Analytical Balance?
A: The AS 520.R2 PLUS Analytical Balance has a maximum weighing capacity of 520 g, making it suitable for a wide range of laboratory and analytical weighing applications.
Q: What is the readability of the AS 520.R2 PLUS?
A: The balance offers a readability of 0.1 mg, allowing precise and repeatable measurements for demanding analytical work.
Q: Does the AS 520.R2 PLUS include automatic internal adjustment?
A: Yes. The AS 520.R2 PLUS features an internal automatic adjustment system designed to help maintain accurate measurement results even when environmental conditions change.
Q: What type of display does the AS 520.R2 PLUS use?
A: The balance is equipped with a 5.3-inch backlit LCD display for clear visibility of weighing results, system messages, and operational status.
Q: How fast does the AS 520.R2 PLUS stabilize?
A: The typical stabilization time is approximately 2.5 seconds, depending on ambient conditions and the way the load is placed on the pan.
Q: What is the size of the weighing pan?
A: The AS 520.R2 PLUS comes with a ø100 mm weighing pan, suitable for common laboratory samples and containers.
Q: What connectivity options are available?
A: The balance supports multiple communication interfaces, including 2× RS232, 2× USB-A, USB-B, and optional Wi-Fi for convenient integration with laboratory systems and peripherals.
Q: Does the balance support barcode scanners and external devices?
A: Yes. The AS 520.R2 PLUS can connect to external devices such as barcode scanners, with barcode scanner communication supported via the RS232 interface.
Q: How many records can the ALIBI memory store?
A: The integrated ALIBI memory can store up to 100,000 weighing records, supporting traceability, data security, and long-term record keeping.
Q: Can multiple users operate the AS 520.R2 PLUS?
A: Yes. The system supports multiple users and includes internal databases for operators, products, weighings, tares, and ALIBI records. It can store up to 10 operators and up to 1000 product records.
Q: What weighing functions are included?
A: The AS 520.R2 PLUS includes advanced functions such as Autotest, Dosing, Percent Weighing, Totalising, Parts Counting, Peak Hold, Statistics, Checkweighing, Under-pan weighing, GLP procedures, Animal weighing, and Density determination.
Q: Does the AS 520.R2 PLUS support under-pan weighing?
A: Yes. Under-pan weighing is available as an optional feature. Balances manufactured after 15 February 2023 can support this function with a dedicated hook.
Q: What is included in the package?
A: The standard delivery includes the balance, weighing pan, weighing pan shield, bottom cover, and power supply.
Q: What are the recommended operating conditions?
A: The recommended operating temperature is +10°C to +40°C, with relative humidity between 40% and 80%.
Q: What is the protection class of the AS 520.R2 PLUS?
A: The balance has a protection class of IP43, offering protection suitable for laboratory environments.
Q: What is the net weight of the balance?
A: The net weight of the AS 520.R2 PLUS Analytical Balance is 7.3 kg.
| Brand | RADWAG |
|---|
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