EI Model 918 Electromagnetic Sieve Shaker – High Precision Particle Size Analysis System
The EI Model 918 Electromagnetic Sieve Shaker is a precision-engineered laboratory testing instrument designed for highly accurate particle size separation and grading applications in research laboratories, industrial quality control departments, pharmaceutical facilities, mining laboratories, construction material testing laboratories, food industries, and scientific research environments. Manufactured by Electronics India (EI), this advanced electromagnetic sieve shaker delivers reliable and reproducible sieving performance for dry particle analysis and production quality monitoring.
Built using advanced electromagnetic drive technology, the Model 918 generates powerful and precisely controlled electromagnetic impulses that ensure efficient particle movement through the sieve stack. This sophisticated operation allows laboratories to achieve highly repeatable and sharp particle separation even for fine materials requiring superior analytical precision. The programmable electromagnetic power system enables accurate adjustment of vibration intensity according to different sample characteristics, improving test consistency and reducing analysis time.
The instrument features a robust and durable laboratory-grade construction specifically designed for continual and intensive operation in demanding industrial and scientific environments. The system supports up to 8 standard 200 mm test sieves, allowing simultaneous multi-level particle separation for efficient laboratory throughput and production quality assessment.
The Model 918 incorporates a user-friendly digital operating interface with a 20 x 4 alphanumeric backlit LCD display and fully alphanumeric keypad for convenient parameter programming and operational monitoring. Laboratories can precisely program shake durations from 1 to 99 minutes while selecting electromagnetic power levels from 1 to 20 to optimize sieving efficiency for various materials and mesh sizes.
Designed for modern laboratory automation and secure operational control, the sieve shaker includes both intermittent and continuous shifting motion modes, two-tier password protection for administrator and user-level security, and an RS232 communication port for connection to serial printers. Its very low-noise electromagnetic design further improves laboratory comfort during continuous operation.
Widely used for particle size distribution analysis, powder testing, soil analysis, pharmaceutical granule evaluation, cement testing, aggregate analysis, food powder grading, and industrial material classification, the EI Model 918 Electromagnetic Sieve Shaker offers an ideal balance of precision, operational flexibility, and dependable long-term laboratory performance.
Technical Specifications
| Parameter / Feature | Details |
|---|---|
| Product Type | Electromagnetic Sieve Shaker |
| Model | 918 |
| Brand | EI (Electronics India) |
| Operation Mode | Intermittent and Continuous Shifting Motion |
| Intermittent Operation | 0.5 Second Intervals |
| Sieve Capacity | Up to 8 Sieves |
| Compatible Sieve Size | 200 mm Diameter x 50 mm Height Test Sieves |
| Shake Time | Programmable from 1 Minute to 99 Minutes |
| Power Level | Programmable Electromagnetic Power from 1 to 20 |
| Display | 20 x 4 Alphanumeric LCD with Backlit Display |
| Keypad | Fully Alphanumeric Keypad |
| Noise Level | Very Low Noise Operation |
| Security System | 2 Tier Password Protection (Admin & User) |
| Printer Interface | RS232 Port for Serial Printer Connectivity |
| Printer Compatibility | 80 Column Dot Matrix or Thermal Printer |
| Sieving Type | Dry Sieving Standard (Wet Sieving Optional) |
| Power Supply | 220V AC, 50 Hz |
| Dimensions (L x B x H) | 310 mm x 390 mm x 260 mm (Approx.) |
| Weight | 49 Kg Approx. (Without Sieves) |
| Applications | Particle Size Analysis, Powder Testing, Soil Analysis, Pharmaceutical QC, Cement Testing, Aggregate Analysis, Industrial Material Classification |
Core Features & User Benefits
The EI Model 918 Electromagnetic Sieve Shaker is engineered for highly accurate particle size analysis with advanced electromagnetic control, programmable operation, and dependable laboratory performance.
- Advanced Electromagnetic Drive Technology Powerful electromagnetic impulses provide highly consistent and repeatable sieve agitation for accurate particle size separation and improved analytical reliability.
- High Precision Fine Particle Sieving The controllable vibration system enables sharp particle fraction separation even for fine powders and difficult materials requiring superior analytical precision.
- Programmable Power Control Adjustable electromagnetic power levels from 1 to 20 allow laboratories to optimize shaking intensity according to sample density and mesh characteristics.
- Dual Shaking Motion Modes Supports both intermittent and continuous shifting motion for flexible adaptation to various laboratory testing requirements and material properties.
- Large Multi-Sieve Capacity Accommodates up to 8 standard test sieves simultaneously, improving laboratory productivity and reducing overall testing time.
- User-Friendly Digital Interface The large backlit LCD display and fully alphanumeric keypad simplify programming, operation, and monitoring during routine laboratory testing.
- Secure Password Protection System Two-tier admin and user password security helps maintain procedural integrity and prevents unauthorized modification of test parameters.
- Low Noise Laboratory Operation The electromagnetic drive system ensures very low noise generation, creating a quieter and more comfortable laboratory environment during prolonged operation.
- Printer Connectivity for Documentation Integrated RS232 interface allows direct connection to serial printers for result printing and laboratory documentation support.
- Heavy-Duty Laboratory Construction Robust mechanical construction is designed for continual industrial and research laboratory usage with long operational life and dependable performance.
Frequently Asked Questions (FAQ)
What is the primary application of the EI Model 918 Electromagnetic Sieve Shaker?
The EI Model 918 Electromagnetic Sieve Shaker is primarily used for accurate particle size analysis and material grading in laboratories requiring highly reproducible sieving performance. It is widely utilized in pharmaceutical laboratories, soil testing, cement analysis, food powder evaluation, aggregate testing, and industrial quality control applications.
The instrument delivers precise particle separation through controlled electromagnetic vibration, making it suitable for research laboratories, production monitoring, and scientific material classification procedures.
How many sieves can the Model 918 accommodate during testing?
The Model 918 Electromagnetic Sieve Shaker supports up to 8 standard test sieves of 200 mm diameter and 50 mm height in a single operation. This multi-sieve configuration improves laboratory efficiency and enables simultaneous multi-level particle separation for faster analytical workflows.
The high-capacity design makes the instrument ideal for laboratories performing routine particle size distribution analysis and large-volume sample testing.
What operational modes are available in the Model 918 sieve shaker?
The EI Model 918 offers both intermittent and continuous shifting motion modes to suit different particle analysis requirements and material behaviors. The intermittent mode operates at 0.5-second intervals for controlled particle movement, while continuous mode supports uninterrupted sieving for efficient material separation.
This operational flexibility improves sieving precision and allows laboratories to optimize testing conditions for various powders, granules, and aggregates.
Does the Model 918 provide programmable shaking intensity control?
Yes, the Model 918 features programmable electromagnetic power control with adjustable intensity settings from 1 to 20. This allows users to optimize vibration strength according to sample characteristics, mesh size, and material density for improved particle separation accuracy.
The programmable control system enhances repeatability and ensures reliable analytical results across different laboratory applications.
What security and connectivity features are included in the EI Model 918?
The EI Model 918 includes a two-tier password protection system for both administrator and user-level access, helping maintain testing integrity and secure operational settings. The instrument also features an RS232 interface for connection to serial printers including thermal and dot matrix printers.
These advanced features improve laboratory documentation, operational security, and workflow management in industrial and research environments.
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