CTD sensor
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Key Features
High-precision Measurement
Adopts high-precision conductivity, temperature, and pressure sensors, achieving an accuracy level advanced both domestically and internationally.l
Deep-Sea Pressure Resistance
Uses a 316 stainless steel or titanium alloy casing, enabling long-term stable operation at depths of up to 7,000 meters.l
Easy Operation
The hardware is compact and user-friendly, with an intuitive software interface that allows for quick parameter configuration, data viewing, and export.l
High Stability
Exhibits excellent stability in temperature, conductivity, and pressure measurements, with minimal drift over time.
Technical Specifications
| Temperature | Range: -5°C ~ 45°C Accuracy: ±0.002 ℃ Resolution: 0.0001 ℃ Stability: 0.002℃/ year |
| Conductivity (electromagnetic type) |
Range: 0~75 mS/cm Accuracy: ±0.005 mS/cm Resolution: 0.0001 mS/cm Stability: 0.005 mS/cm/month |
| Depth | Range: 0~75 MPa Accuracy: ±0.05% FS Resolution: 0.001% FS Stability: 0.05% FS/year |
| Applicable Depth | 2000m/7000m |
| Housing Material | 2000m: Stainless Steel (316L) 7000m: Titanium Alloy |
| Operating Mode | Direct-reading & Self-recording Integrated Type |
| Sampling Frequency | 1Hz/2Hz/4Hz/8Hz |
| Communication | RS/232/RS-485 |
| Power Supply | Built-in 8 pieces of 3.6V Li-SOCl₂ batteries, external power supply supported |
| Standard Battery Life | 150 days (continuous sampling) |
| Operating Power Consumption | 0.3W@12V |
| Storage | 32G |
| Response Time | 100ms |
| Dimensions | Φ62mm × 503mm |
| Weight | 3.6kg |
Frankstar CTD is a professional hydrological observation instrument with a working depth of up to 7000 meters. The device adopts an integrated direct-reading & self-recording mode, featuring high accuracy, low power consumption, and low flow resistance. It can accurately measure water temperature, conductivity, and depth parameters, and is applicable in marine hydrological monitoring, oceanographic research, port and waterway engineering, and other fields. It is suitable for use with ocean stations, moorings, buoys, and multi-parameter water samplers.You may also visit our web-site, which involves our most recent product line. We look forward to reactivating our company connection.
