MEDICA Diagnostic System Pure Water System III
| Brand | ELGA Veolia |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Import Status | Imported |
| Model | MEDICA–R 200 |
| Purified Water Grade | ASTM Type III / ISO 3696 Grade 3 |
| Resistivity | 10–18.2 MΩ·cm @ 25 °C |
| Heavy Metals & Soluble Silica | <0.1 ppb |
| Total Organic Carbon (TOC) | <30 ppb |
| Microbial Count | <10 CFU/mL |
| Endotoxin | <0.001 EU/mL |
| Particulates (>0.1 µm) | <0.2 µm per mL |
| Flow Rate | 18–30 L/min (distribution network) |
Overview
The ELGA MEDICA–R 200 is a fully integrated, high-capacity ultra-pure water system engineered specifically for diagnostic laboratory environments requiring continuous, reliable supply of Type III purified water in compliance with ASTM D1193 and ISO 3696 standards. Unlike modular or benchtop configurations, the MEDICA–R 200 adopts a centralized, skid-mounted architecture designed for seamless integration into clinical chemistry and immunoassay instrument networks—including automated analyzers from Roche, Siemens, Abbott, and Beckman Coulter. Its core purification train combines dual-stage reverse osmosis (RO), electrodeionization (EDI), and nuclear-grade mixed-bed ion exchange resins—optimized to deliver stable resistivity between 10 and 18.2 MΩ·cm at 25 °C, with consistent TOC suppression below 30 ppb and endotoxin levels maintained under 0.001 EU/mL. The system operates on a closed-loop distribution principle, eliminating open reservoirs and minimizing microbial ingress risk through continuous recirculation and periodic thermal or chemical disinfection cycles.
Key Features
- Integrated central control unit with real-time monitoring of flow rate (18–30 L/min), resistivity, TOC, temperature, and pressure across both production and distribution loops
- Tool-free, quick-connect fluid path architecture compliant with ISO 8536-4 for rapid installation and maintenance without system downtime
- Automated, programmable disinfection protocol for both main unit and external distribution piping—supports ozone, hydrogen peroxide vapor (HPV), or hot water sanitization (80–85 °C)
- Redundant sensor suite including dual conductivity/resistivity cells, UV-absorbance-based TOC detection, and laser particle counters calibrated to ISO 21501-4
- Fail-safe alarm hierarchy with local HMI and remote SNMP/Modbus TCP interface for integration into laboratory information management systems (LIMS)
- Self-diagnostics and predictive maintenance alerts based on resin exhaustion modeling and membrane fouling indices
Sample Compatibility & Compliance
The MEDICA–R 200 is validated for use with IVD instruments requiring Type III water per CLSI EP23-A and ISO 15195:2018. It meets critical performance criteria for clinical diagnostics: endotoxin removal efficiency >99.99% (validated per USP ), bacterial retention ≥6-log reduction (per ISO 13408-1), and particulate clearance down to 0.1 µm (verified via light obscuration per USP ). All wetted materials comply with USP Class VI biocompatibility testing and FDA 21 CFR 177.2420 for food-contact polymers. The system supports GLP/GMP audit readiness through electronic logbook functionality, user access control, and full data integrity compliance with ALCOA+ principles.
Software & Data Management
The embedded ELGA Connect™ control software provides role-based access (operator, technician, administrator), configurable alarm thresholds, and encrypted data logging with ≥12 months of onboard storage. Audit trails record all parameter changes, disinfection events, and calibration actions in accordance with FDA 21 CFR Part 11 requirements. Optional cloud connectivity enables remote diagnostics, predictive service scheduling, and integration with enterprise-level asset management platforms via RESTful API. Data export formats include CSV, PDF reports, and HL7-compliant structured messages for EHR/LIS interoperability.
Applications
- Primary feed water source for clinical chemistry analyzers (e.g., Roche Cobas c series, Siemens Atellica CH)
- Reagent preparation and diluent water for immunoassay platforms (e.g., Abbott Architect i2000SR, Ortho Clinical Diagnostics Vitros)
- Wash buffer generation for ELISA, chemiluminescence, and lateral flow assay workflows
- Calibration standard preparation in accredited medical laboratories operating under ISO 15189:2022
- Supporting CAP-accredited histopathology labs where low-endotoxin water is required for tissue processing reagents
FAQ
What regulatory standards does the MEDICA–R 200 meet for clinical diagnostics?
It complies with ISO 3696:2017 (Grade 3), ASTM D1193-20 (Type III), CLSI EP23-A, and USP for purified water used in pharmaceutical and diagnostic applications.
Can the system be validated for IQ/OQ/PQ protocols?
Yes—ELGA provides comprehensive validation documentation packages, including URS templates, FAT/SAT reports, and traceable calibration certificates aligned with ISO/IEC 17025.
Is remote monitoring supported out-of-the-box?
Standard configuration includes Ethernet-based Modbus TCP and SNMP v3; optional cellular or LTE gateway modules enable off-site telemetry and alarm notification.
How frequently must consumables be replaced?
Pre-filters require replacement every 6 months; RO membranes are rated for 2–3 years; mixed-bed cartridges are replaced based on real-time resistivity decay profiling, typically every 12–18 months under typical load conditions.
Does the system support integration with hospital BMS or facility SCADA?
Yes—via BACnet MS/TP, Modbus RTU over RS-485, or OPC UA, enabling centralized monitoring of water quality KPIs alongside HVAC and power infrastructure metrics.
