Description
Main Features
- Adopts a 4.3-inch high-definition color LCD touchscreen, ensuring clear and easy-to-read display
- Supports both Chinese and English languages
- Selectable temperature units: °C and °F
- Selectable reference temperatures: 20°C or 25°C
- Supports self-diagnosis, auto power-off, power-off data protection, and factory reset functions
- Supports firmwareupgrade function, allowing function expansion and customization
- Meets IP65 protection rating
- Standard configuration: Composite conductivity electrode, electrode holder, silicone protective cover, wrist strap, portable carrying case, and calibration solutions
Intelligent Detection & Auto-Identification
- Intelligent endpoint judgment, supporting auto-read, timed-read, timed interval-read, and manual-read modes
- Supports auto/manualtemperature compensation
- Auto-recognizes 4 types of GB standard conductivity solutions and supports 1-3 point calibration for conductivity electrodes
- Supports multiple conductivity compensation modes: no compensation, linear compensation, and pure water compensation
- Supports auto frequency switching; the complete set of electrodes covers measurements from 0.055 μS/cm to full range
Data Management & Information Traceability
- Supports data storage (up to 1000 sets), with functions for viewing, deleting, transmitting, and printing data
- Complies with GLP standards to achieve complete data traceability
- Supports connection to standard RS-232 serial printers for printing measurement results (print format selectable)
- Equipped with a USB port for communication with a PC to realize data transmission; supports connection to LIMS systems
Power Management
- Powered by a large-capacity rechargeable lithium battery, supporting charging via a PC or mobile power supply
- Features low battery reminder and full charge reminder functions
- Supports backlight brightness adjustment
Technical Specifications
| Item | Specification (DDBJ-350F) |
| Instrument Accuracy Class | 1.0 |
| Measured Parameters | Conductivity, Resistivity, TDS, Salinity, Temperature |
| Conductivity | |
| Range | 0.000 μS/cm ~ 1000 mS/cm |
| Minimum Resolution | 0.001 μS/cm (auto-range switching) |
| Electronic Unit Basic Error | ±1.0% FS |
| Resistivity | |
| Range | 5.000 Ω·cm ~ 20.00 MΩ·cm |
| Minimum Resolution | 0.01 Ω·cm (auto-range switching) |
| Electronic Unit Basic Error | ±1.0% FS |
| TDS | |
| Range | 0.000 mg/L ~ 300 g/L (0.000 ppm ~ 300,000 ppm) |
| Minimum Resolution | 0.001 mg/L (auto-range switching) |
| Electronic Unit Basic Error | ±1.0% FS |
| Salinity | |
| Range | (0.00 ~ 8.00) % |
| Minimum Resolution | 0.01% |
| Electronic Unit Basic Error | ±0.2% |
| Temperature | |
| Range | (-5.0 ~ 110.0)°C / (23.0 ~ 230.0)°F |
| Minimum Resolution | 0.1°C / 0.1°F |
| Electronic Unit Basic Error | ±0.2°C |
| Power Supply | Rechargeable lithium battery; Power adapter (Input: AC100~240V, 50/60Hz; Output: DC5V) |
| Dimensions (mm) / Weight (kg) | 90 × 258 × 42 / 0.5 |
| Packing size (mm): | 490×410×220 |
| Gross weight (kg): | 5.5 |
Packing List
| Name and Specification | Quantity |
| DDBJ-350F Portable Conductivity Meter | 1 Set |
| DJS-1VTC Conductivity Electrode | 1 Piece |
| Conductivity Solution 1408μS/cm (20mL) | 10 Packets |
| HW-050200C01 Charger 5V 2A | 1 Piece |
| Electrode Holder | 2 Pieces |
| Micro USB Cable | 1 Piece |
| Micro USB to DB25 Printer Cable | 1 Piece |
| Capacitive Touch Screen Stylus | 1 Piece |
| Protective Case (Installed on Host) | 1 Piece |
| Wrist Strap Assembly (Large) | 1 Piece |
| Portable Protective Case | 1 Piece |
| Software Card | 1 Piece |
| Quick Operation Guide | 1 Copy |
| User Manual | 1 Book |
| Product Certificate | 1 Copy |
If you are interested or have any questions, please contact us at support@atomfair.com
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