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- Lufft - Model CHM 8k - Ceilometer
Lufft - Model CHM 8k -Ceilometer
The CHM8k ceilometer measures aerosol backscatter profiles up to 10 km height and cloud bases at daylight up to 8 km height. The unit has a laser diode integrated operating at 905 nm. The analog detection unit is esspecially designed for measurements in low altitudes.
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Durable
Rugged housing and service-friendly operation.
Suited for many applications
Robust against fogging, precipitation, freezing or overheating.
Accurate
High accuracy and simultaneous measurements of several parameters.
Technical Attributes
- *Parameters Measured: Lidar (optical, time of flight)
- Aerosol backscatter profile
- Accuracy: ±16 ft (±5 m)
- Battery Backup: No
- Cable Length: 32.8 ft (10 m)
- Cloud Detection Range: 16 - 26,246 ft (5 m - 8 km)
- Compliance Certifications: ISO 10109 - 11
- 1M, IEC 60825-1:2014
- Dimensions: 19.7 x 19.7 x 61 in (500 x 500 x 1550 mm)
- DSL Modem: No
- Field-of-View: 1.1 mrad
- Filter Bandwidth: 25 nm
- Interface: RS485 (ASCII communication)
- LAN (Web-Interface, (S-)FTP, NetTools)
- Optional: DSL modem, RS485 full dublex for service
- IP Rating: IP65
- Light Source: Laserdiode
- Measuring Range: 0 - 32,808 ft (0 - 10 km)
- Number of Layers: 1 - 9 layer (programmable); 3 layer preset
- Operating Frequency: 8 kHz
- Power Consumption: 250 W (Standard)
- 450 W (in maximum heating mode)
- Power Supply: 115 VAC, ±10 %
- Product highlights: Cloud base height (CBH),
- Cloud penetration depth (CPD), Aerosol layer height (ALH) Cloud cover in octas (WMO 2700), Vertical visibility in m, Sky condition index
- Pulse Energy: 3 µJ
- Relative Humidity: 0 - 100 %
- Resolution: Time: 2 - 600 s
- Range: 16, 33, 49 ft
- Temperature Range: -40 - +145 °F (-40 - +63 °C)
- Wavelength: 905 nm
- Weight: 154 lbs (287 lbs incl. Packaging) or 70 kg (130 kg incl. Packaging)
- Wind Speed: 197 ft/s (60 m/s)
- Cloud Monitoring
- Aerosol Monitoring