METTLER TOLEDO NineFocus NF2340 Multi-Parameter Benchtop Analyzer
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland (manufactured in global METTLER TOLEDO facilities) |
| Model | NineFocus NF2340 Kit |
| pH Range | –2.000 to 20.000 |
| pH Resolution | 0.001 |
| pH Accuracy | ±0.002 |
| Conductivity Range | 0.001 μS/cm to 2000 mS/cm |
| Conductivity Resolution | 0.001–0.1 μS/cm (auto-ranging) |
| Conductivity Accuracy | ±0.5% of reading |
| Dissolved Oxygen Range | 0.000–50.000 mg/L |
| DO Resolution | 0.001 mg/L |
| DO Accuracy | ±0.1 mg/L (0–8), ±0.2 mg/L (8–20), ±10% (20–50) |
| ORP/mV Range | –2000 to +2000 mV |
| mV Resolution | 0.1 mV |
| mV Accuracy | ±0.1 mV |
| Temperature Range | –30 °C to +130 °C |
| Temp Resolution | 0.1 °C |
| Temp Accuracy | ±0.1 °C (0–100 °C) |
| Display | 7" color TFT touchscreen |
| Dimensions (W×D×H) | 111 × 178 × 325 mm |
| Weight | 1.79 kg |
| IP Rating | IP52 |
| Data Storage | 3000 measurement records |
| Connectivity | USB-A, USB-C, mini-DIN (ISM-compatible port), LAN, optional Bluetooth |
| Software Compatibility | LabX™ PC software, GLP-compliant audit trail, 21 CFR Part 11 support |
| Electrode Compatibility | InLab® 731 Pro-DES®, InLab® Expert Pro-DES®, InLab® OptiOx Pro-DES® |
| Languages | English, Spanish, French, German, Italian, Portuguese, Polish, Russian, Turkish, Thai, Simplified & Traditional Chinese |
Overview
The METTLER TOLEDO NineFocus NF2340 Multi-Parameter Benchtop Analyzer is an engineered platform for high-precision, multi-analyte electrochemical measurement in regulated and research-intensive laboratory environments. Built upon a modular architecture, the NF2340 simultaneously measures pH, redox potential (ORP), conductivity, dissolved oxygen (DO), and ion-selective electrode (ISE) parameters — all within a single, compact benchtop unit. Its core measurement principles align with internationally recognized electrochemical standards: potentiometric pH/ISE determination per ISO 3696 and ASTM D1293; conductimetric analysis per ISO 7888 and ASTM D1125; and optical luminescence-based DO quantification compliant with ISO 5814 and EN 25814. The system integrates digital Smart Electrode Technology via the InLab® DES® interface, enabling real-time electrode diagnostics, automatic calibration recognition, and traceable sensor history — critical for method validation and regulatory compliance.
Key Features
- 7-inch full-color TFT touchscreen with intuitive, icon-driven navigation and multilingual UI (13 languages preloaded)
- Modular expansion capability: supports future parameter upgrades (e.g., ISE, turbidity, or photometric modules) without hardware replacement
- Integrated GLP/GMP functionality: password-protected user management, electronic signatures, and full 21 CFR Part 11–compliant audit trail generation
- Smart electrode recognition and auto-configuration via ISM-compatible mini-DIN port — eliminates manual setup errors
- High-resolution measurement performance: 0.001 pH units, 0.001 mg/L DO, and 0.001 μS/cm conductivity across full dynamic ranges
- Rugged industrial design with IP52 ingress protection and thermally stable housing for continuous operation under ambient lab conditions
- Onboard data handling: 3000 stored results with timestamp, operator ID, electrode ID, calibration logs, and environmental metadata
Sample Compatibility & Compliance
The NF2340 accommodates aqueous samples across diverse matrices — including pharmaceutical buffers, wastewater effluents, food extracts, and bioprocess broths — without requiring dilution or matrix-specific recalibration. Its InLab® Pro-DES® electrode suite features ruggedized glass membranes, platinum ORP elements, and optical DO sensors optimized for long-term stability in aggressive or low-conductivity media. Regulatory alignment includes full adherence to USP , EP 2.2.3, and JP 2.03 for pH; ISO 17025 traceability pathways for conductivity; and FDA-recognized validation protocols for DO in cell culture monitoring. All firmware and calibration routines are version-controlled and documented per ALCOA+ principles.
Software & Data Management
LabX™ PC software serves as the central hub for method deployment, instrument control, and data lifecycle management. It enables remote configuration, automated report generation (PDF/CSV), and secure cloud synchronization via validated METTLER TOLEDO ConnectCloud™ infrastructure. Audit trails capture every action — from calibration edits to result exports — with immutable timestamps and user attribution. Data integrity safeguards include encrypted local storage, role-based access controls, and configurable retention policies aligned with ISO/IEC 17025 clause 7.5.3. Optional barcode scanning integration streamlines sample ID assignment and eliminates transcription errors during high-throughput workflows.
Applications
- Pharmaceutical QC labs: buffer pH verification, conductivity testing of purified water (PW) and water-for-injection (WFI) per USP
- Environmental monitoring: simultaneous DO/pH/conductivity profiling in wastewater treatment and surface water assessment
- Food & beverage R&D: shelf-life studies involving redox potential shifts and acidification kinetics
- Academic research: kinetic modeling of electrochemical reactions using time-stamped multi-parameter datasets
- Biotechnology: real-time monitoring of fermentation broth pH, DO, and conductivity during upstream processing
FAQ
Is the NF2340 compatible with non-METTLER TOLEDO electrodes?
No — only InLab® DES® digital electrodes with ISM-enabled mini-DIN connectors are fully supported for diagnostic, calibration, and data-logging functions.
Does the system support automatic temperature compensation (ATC) for all parameters?
Yes — integrated Pt1000 RTD sensor provides real-time ATC for pH, conductivity, DO, and ORP measurements across the full –30 °C to +130 °C range.
Can calibration data be exported for external audit review?
Yes — calibration reports, including slope, offset, and electrode impedance values, are exportable in PDF format with embedded digital signatures and timestamped metadata.
What is the maximum number of users supported in LabX software?
LabX supports up to 100 uniquely configured user accounts with granular permission levels (e.g., operator, supervisor, administrator).
Is firmware update capability available over LAN or only via USB?
Firmware updates can be deployed remotely via LAN using LabX or locally via USB drive — both methods maintain cryptographic signature verification and rollback protection.
