온라인용 염분, 전도도, 온도, 깊이 측정 로거
• 업계에서 가장 작은 온라인용 전도도 센서
• 실시간 데이터 스트리밍 또는 데이터 회수후 분석가능
• 얕은 수심부터 깊은 수심까지 가능한 압력 센서
• 완전 잠수가 가능한 강한 디자인
• 업계에서 가장 작은 온라인용 전도도 센서
• 실시간 데이터 스트리밍 또는 데이터 회수후 분석가능
• 얕은 수심부터 깊은 수심까지 가능한 압력 센서
• 완전 잠수가 가능한 강한 디자인
| Sensors | Conductivity (salinity), temperature, pressure (depth)* |
| Size (Diameter x Length) | 22 mm x 75 mm |
| Maximum Diameter | 22 mm |
| Housing Material | Ceramic and ABS plastic molding |
| Weight | 30 g in air |
| Data Resolution | 12 bits |
| Conductivity Ranges | Choose between: 13 to 63 mS/cm, 13-50 mS/cm, 3-37 mS/cm or 0.3-5 mS/cm |
| Conductivity Resolution | Range 13-63 mS/cm: 0.02 mS/cm, Range 13-50 mS/cm: 0.01 mS/cm, Range 3-37 mS/cm: 0.01 mS/cm, Range 0.3-5 mS/cm: 0.002 mS/cm |
| Conductivity Accuracy | Range 13-63 mS/cm: +/-2 mS/cm, Range 13-50 mS/cm: +/-1.5 mS/cm, Range 3-37 mS/cm: +/-1.5 mS/cm, Range 0.3-5 mS/cm: +/-0.3 mS/cm |
| Salinity Range | Depends on conductivity and temp. range (consult with Star-Oddi) |
| Salinity Resolution | *Range 13-63 mS/cm: 0.01 PSU, Range 13-50 mS/cm: 0.01 PSU, Range 3-37 mS/cm: 0.01 PSU, Range 0.3-5 mS/cm: 0.0005 PSU |
| Salinity Accuracy | **Range 13-63 mS/cm: +/-1.5 PSU, Range 13-50 mS/cm: +/-1 PSU, Range 3-37 mS/cm: +/-1 PSU, Range 0.3-5 mS/cm: +/-0.1 PSU |
| Temperature Range | -1°C to +40°C (30°F to 104°F) |
| Temperature Resolution | 0.032°C (0.058°F) |
| Temperature Accuracy | +/-0.1°C (0.18°F) |
| Temperature Response Time | Time constant (63%) reached in 20 sec. |
| Standard Depth Ranges | 1m-100m, 5m-500m, 5m-1200m, 10m-2400m |
| Depth Resolution | 0.03% of selected range |
| Depth Accuracy | +/-0.6% of selected range |
| Depth Response Time | Immediate |
| Pressure Tolerance | Depends on pressure sensor selected. Max 2500 m |
| Data Streaming Interval | 1 second |
| Power Requirements | Vcc = 4-5V DC supply from user‘s system |
| Embedded System Hardware Connection | 1. Direct to a microprocessor, 4-5V Vcc, where the RC232 port operates at 0-Vcc, and the resting voltage is high (=Vcc). 2. If the embedded system comes with a USART, i.e. a RS232 port with -Vp to +Vp, a transceiver chip is needed for voltage level adjustment and signals inversion. The Vp can range from 5 to 12V |
| Communication Protocol | RS232 |
| Clock | Real time clock. Accuracy +/-1 min/month. |
| Attachment Hole | 0.9 mm (diameter) |
| Cable Connector | User defined cable connector to embedded system |
| Cable Length | Customer defined, max 3 m. |
| Software | Use's own software or Star-Oddi's SeaStar |
