Apogee
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| Brand | Apogee |
|---|---|
| Origin | USA |
| Model | SQ-420 |
| Spectral Range | 410–655 nm |
| Calibration Uncertainty | ±5% |
| Repeatability | <1% |
| Long-Term Drift | <2% per year |
| Nonlinearity | <1% (up to 3000 µmol·m⁻²·s⁻¹) |
| Response Time | 1 s |
| Directional Error | ±5% (at 75° zenith angle) |
| Temperature Dependence | 0.06 ± 0.06 %/°C |
| Operating Environment | −40 to +70 °C, 0–100% RH |
| Submersible Depth | <30 m |
| Field of View | 180° |
| Resolution | 0.1 µmol·m⁻²·s⁻¹ |
| Internal Memory Capacity | 10,000 measurements |
| Sampling Interval | 1 s to 1440 min (user-configurable) |
| Power Supply | USB 5 VDC |
| Current Draw | 5.1 mA |
| Probe Dimensions | 60 mm (diameter) × 70 mm (height) |
| Cable Length | 4.6 m |
| Weight | 90 g |
| Brand | Apogee |
|---|---|
| Origin | USA |
| Model | SQ-500 |
| Power Supply | Self-powered (no external power required) |
| Sensitivity | 0.01 mV per μmol·m⁻²·s⁻¹ |
| Calibration Factor | 100 μmol·m⁻²·s⁻¹ per mV |
| Absolute Accuracy | ±5% |
| Repeatability | <1% |
| Long-term Drift | <2% per year |
| Nonlinearity | <1% up to 4000 μmol·m⁻²·s⁻¹ |
| Response Time | <1 ms |
| Field of View | 180° (cosine-corrected hemispherical) |
| Spectral Range | 389–692 nm |
| Directional Response Error at 75° | ±5% |
| Temperature Response | −0.11 ± 0.03 %/°C |
| Operating Environment | −40 to +70 °C, 0–100% RH |
| Dimensions | Ø24 mm × 35 mm (sensor head) |
| Weight | 100 g (sensor with 5 m cable) |
| Waterproof Rating | Submersible to 30 m |
| Warranty | 4 years |
| Brand | Apogee |
|---|---|
| Origin | USA |
| Model | SS-120 |
| Spectral Range | 635–1100 nm |
| Spectral Sampling Interval | 1.0 nm |
| Spectral Resolution | 3.0 nm |
| Spectral Accuracy | ±0.5 nm |
| Spectral Repeatability | ±0.2 nm |
| A/D Conversion | 14-bit |
| Signal-to-Noise Ratio | 1500:1 |
| Stray Light | ≤0.25% at 850 nm |
| Noise Level | ≤3 counts |
| Integration Time | 10 ms – 10 s |
| Linearity | <1% or 0.5% |
| Quantum Efficiency | >10% (λ < 1030 nm) |
| Radiometric Repeatability | <1% (λ < 1020 nm) |
| Cosine Response Error | ±5% at 75° zenith angle |
| Field of View | 25° or 150° (downward-facing configuration) |
| Operating Temperature | −20 to +70 °C |
| Relative Humidity | 0–100% RH |
| Power Consumption | 1 W (USB-powered) |
| Current Draw | 190 mA |
| Weight | 300 g |
| Dimensions | 89.3 × 50.8 × 38.1 mm (H × W × L) |
| Communication Interface | USB |
| Software Compatibility | Windows XP and later |
| Irradiance Calibration Uncertainty | ±5% |
| Temperature Coefficient | −0.1 ± 0.1 %/°C |
| Brand | Apogee |
|---|---|
| Origin | USA |
| Model | SU-100 |
| Spectral Range | 250–400 nm |
| Absolute Accuracy | ±10% |
| Uniformity | ±5% |
| Repeatability | ±1% |
| Output Sensitivity | 0.2 mV per μmol·m⁻²·s⁻¹ |
| Full-Sun Output | ~35 mV (≈175 μmol·m⁻²·s⁻¹, ≈60 W·m⁻²) |
| Calibration Factor | 5.0 μmol·m⁻²·s⁻¹ per mV |
| Output Range | 0–60 mV (0–300 μmol·m⁻²·s⁻¹, 0–102 W·m⁻²) |
| Response Time | <1 ms |
| Long-Term Drift | <3% per year |
| Operating Environment | −25 to +55 °C, 0–100% RH |
| IP Rating | IP68 (submersible) |
| Weight | 75 g |
| Standard Cable Length | 5 m (extendable) |
| Power Supply | Self-powered (no external power required) |
| Brand | Apogee |
|---|---|
| Origin | USA |
| Model | SU-200-SS / SU-202-SS / SU-205-SS |
| Spectral Range | 300–400 nm |
| Output Types | 0–10 mV (SU-200-SS), 0–2.5 V (SU-202-SS), 0–5 V (SU-205-SS) |
| Calibration Unit | W·m⁻² (irradiance) |
| Measurement Range | 0–100 W·m⁻² |
| Spectral Bandwidth | 300–400 nm |
| Wavelength Accuracy | ±5% |
| Stray Light Rejection | ±1% |
| Operating Temperature | −35 to +85 °C |
| Relative Humidity Range | 0–100% RH |
| Housing IP Rating | IP68 |
| Cable Length | 5 m |
| Sensor Diameter × Height | Φ30.5 × 37 mm |
| Weight | 140 g |
| Long-Term Drift | <2% per year |
| Nonlinearity | <1% |
| Directional Response | ±2% at 45°, ±5% at 75° |
| Temperature Coefficient | 0.1% / °C |
| Calibration Uncertainty | ±10% |
| Brand | Apogee |
|---|---|
| Origin | USA |
| Manufacturer | Apogee Instruments, Inc. |
| Model | Apogee200 |
| Rotation Speed Range | 0–30,000 rpm (no-load) |
| Speed Accuracy | ±0.2 rpm |
| Acceleration | 0–30,000 rpm/s (no-load) |
| Step Time Resolution | 0.1 s (max step duration: 9999.9 s) |
| Substrate Compatibility | Ø1 mm to Ø200 mm circular |
| Chamber Material | HDPE (High-Density Polyethylene) |
| Power Input | 100–125 VAC / 208–240 VAC, 50/60 Hz |
| Max Power Consumption | 655 W |
| Vacuum Range | 20–25 inHg |
| Exhaust Flow | 20–50 CFM at 0.2″ H₂O |
| N₂/CDA Supply | 70 psi |
| Dimensions (W×D×H) | 13.25″×19″×12″ (33.65×48.26×30.48 cm) |
| Net Weight | 40 lb (18.14 kg) |
| Shipping Weight | 100 lb (45.36 kg) |