PAR
PAR
A Photosynthetically Active Radiation sensor designed for underwater applications, including integration into autonomous logging systems and vertical profiling packages.
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Features
- Benthic light availability monitoring
- Numerically optimised optics for superior quantum response
- High accuracy, large dynamic range
- Internal calibration coefficient storage
- Anti-fouling copper face-plate and high torque wiper
- Internal Real Time Clock, Tilt and Temperature
- Pin-compatible with standard oceanographic equipment
- Australian designed, manufactured, calibrated and
serviced
Specifications
| Detector | Si photodiode |
| Bandpass | 400 – 700 nm |
| Quantum response | <5% RMS |
| Irradiance cosine response | <3% (0 – 60°) |
| Calibration | NIST traceable radiometric calibration |
| Range | 0 – 2300 µmol m-2 s-1 (factory customisable) |
| Resolution | 1.3e-6 µmol m-2 s-1 |
| Acquisition | 24 bit ADC |
| Sampling Rate | configurable up to 10 Hz |
| Protocol | RS-232 @ 19,200 bps |
| NMEA-style output | yes |
| Input Voltage | 7 – 28 VDC |
| Power Consumption | 10 mA @ 12 VDC (150 mA during wipe) |
| Analog Output | 0 – 4.97 VDC, 2.2 mV RMS |
| Connector | Micro WET-CON MCBH6M |
| Length | 140 mm (connector + 43 mm) |
| Diameter | 67 mm |
| Weight | 630 g in-air, 150 g in-water |
| Materials | Acetal, Copper, PTFE, SS316 |
| Depth Rating | 300 m |
| Operating Temperature | 0 to +50 °C |
Software
IMOview
IMOview is GUI program that allows users to easily configure and display real-time data via serial communication.
Contact Sales to download the latest version.
For Microsoft Windows platforms.